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Performance

5000 articles · Page 26 of 50
macrozheng
macrozheng
Jul 27, 2023 · Backend Development

Why MyBatis-Flex May Outperform MyBatis-Plus: Features, Benchmarks, and Code Samples

This article introduces the MyBatis-Flex ORM framework, highlights its lightweight, flexible, and high‑performance design, compares its features and benchmark results with MyBatis‑Plus, and provides practical code examples for queries, multi‑table joins, partial updates, data masking, multi‑datasource support, and field encryption.

DataMaskingJavaMyBatis-Flex
0 likes · 11 min read
Why MyBatis-Flex May Outperform MyBatis-Plus: Features, Benchmarks, and Code Samples
Su San Talks Tech
Su San Talks Tech
Jul 27, 2023 · Fundamentals

How Zero-Copy I/O Boosts Performance: From Theory to Java NIO

This article explains the traditional I/O read/write workflow, identifies its performance bottlenecks, introduces the concept of zero‑copy, and demonstrates practical zero‑copy implementations—including DMA, sendfile, shared memory, memory‑mapped files, and Java NIO techniques such as ByteBuffer, Channel, transferTo/transferFrom, and memory‑mapped files.

DMAI/OJava NIO
0 likes · 15 min read
How Zero-Copy I/O Boosts Performance: From Theory to Java NIO
Liangxu Linux
Liangxu Linux
Jul 26, 2023 · Databases

Boost SQL Server Queries with Column Store Indexes: Architecture & Benefits

This article explains how column store indexes in SQL Server store each column separately, dramatically improve query performance through batch processing and compression, outlines their physical structure, encoding methods, creation syntax, maintenance steps, and space usage considerations.

Column StorePerformanceSQL Server
0 likes · 11 min read
Boost SQL Server Queries with Column Store Indexes: Architecture & Benefits
Sohu Tech Products
Sohu Tech Products
Jul 26, 2023 · Frontend Development

In‑Depth Analysis of LeaferJS Rendering Engine Architecture and Performance

This article examines the architecture, rendering pipeline, update mechanism, and event‑picking strategy of the LeaferJS canvas library, illustrating how its lightweight node creation, selective full‑ and partial‑rendering, and optimized hit‑testing achieve high performance compared with alternatives like Konva.

CanvasJavaScriptLeaferJS
0 likes · 14 min read
In‑Depth Analysis of LeaferJS Rendering Engine Architecture and Performance
DataFunSummit
DataFunSummit
Jul 26, 2023 · Databases

Deep Dive into OceanBase HTAP Capabilities and Architecture

This article provides a comprehensive overview of OceanBase, an open‑source distributed database, detailing its evolution, core HTAP features, multi‑tenant architecture, execution engine optimizations, advanced query optimizer, storage engine design, resource isolation mechanisms, fast import capabilities, and performance benchmarks.

Distributed DatabaseExecution EngineHTAP
0 likes · 22 min read
Deep Dive into OceanBase HTAP Capabilities and Architecture
Python Programming Learning Circle
Python Programming Learning Circle
Jul 26, 2023 · Fundamentals

New Features in Python 3.11: Pattern Matching, Type Hints, Performance Optimizations, and More

This article introduces the major enhancements of Python 3.11—including structural pattern matching, improved type hints, faster execution via PEP 659, richer error messages, the new | dictionary‑merge operator, built‑in breakpoint debugging, and other standard‑library additions—illustrated with concise code examples.

DebuggingNew FeaturesPattern Matching
0 likes · 8 min read
New Features in Python 3.11: Pattern Matching, Type Hints, Performance Optimizations, and More
Architect
Architect
Jul 25, 2023 · Industry Insights

How Baidu Zhidao Migrated 18 Years of Legacy to a Cloud‑Native Architecture

This article details Baidu Zhidao’s migration from an aging, monolithic PaaS platform to a cloud‑native environment, explaining the business drivers, the selection of Pandora and Zhiyun platforms, the step‑by‑step traffic‑shifting and gateway redesign, and the measurable gains in stability, scalability, and cost after achieving 100% cloud traffic.

ArchitectureBaiduPerformance
0 likes · 16 min read
How Baidu Zhidao Migrated 18 Years of Legacy to a Cloud‑Native Architecture
FunTester
FunTester
Jul 24, 2023 · Operations

How to Speed Up Selenium Tests: Proven Best Practices

This article presents a comprehensive set of Selenium Web testing best practices—including optimal locator selection, minimizing find operations, avoiding Thread.sleep(), reusing browser instances, creating atomic tests, parallel execution, disabling images, and leveraging headless mode—to dramatically improve test execution speed and reliability.

Explicit WaitHeadlessParallel Testing
0 likes · 15 min read
How to Speed Up Selenium Tests: Proven Best Practices
dbaplus Community
dbaplus Community
Jul 23, 2023 · Databases

Postgres vs MySQL: Which Database Wins in 2023?

A detailed 2023 comparison of PostgreSQL and MySQL examines licensing, performance, features, extensibility, usability, connection models, ecosystem, and operability, helping developers decide which open‑source relational database best fits their workloads and long‑term strategy.

Database ComparisonExtensibilityMySQL
0 likes · 9 min read
Postgres vs MySQL: Which Database Wins in 2023?
21CTO
21CTO
Jul 23, 2023 · Databases

PostgreSQL vs MySQL 2023: In‑Depth Feature, Performance, and Ecosystem Comparison

This article compares PostgreSQL and MySQL across licensing, performance, features, scalability, security, query optimization, replication, JSON support, CTEs, window functions, and ecosystem, using data from the 2023 Stack Overflow survey and practical experience to help developers choose the right open‑source relational database.

Database ComparisonLicensingMySQL
0 likes · 11 min read
PostgreSQL vs MySQL 2023: In‑Depth Feature, Performance, and Ecosystem Comparison
Yunxuetang Frontend Team
Yunxuetang Frontend Team
Jul 21, 2023 · Frontend Development

Essential Front-End Architecture, Performance, and Modern Tools: CSS, TypeScript, Chrome 115

This article curates key front-end topics—including simple architecture patterns, Tencent's performance optimization tactics, CSS fundamentals from "CSS World," advanced TypeScript tricks, and the notable features of Chrome 115—while also introducing the Cloud Classroom front-end team’s mission and structure.

ArchitectureChromePerformance
0 likes · 3 min read
Essential Front-End Architecture, Performance, and Modern Tools: CSS, TypeScript, Chrome 115
Python Programming Learning Circle
Python Programming Learning Circle
Jul 21, 2023 · Fundamentals

The Pros, Cons, and Controversies of Python

This article examines Python's widespread popularity, highlighting its rich ecosystem and rapid prototyping advantages while also critiquing its numerous formatting quirks, strict indentation, ambiguous special methods, verbose regex handling, limited immutable structures, community elitism, and the debate over whether the language is over‑hyped.

CommunityPerformancePython
0 likes · 8 min read
The Pros, Cons, and Controversies of Python
AntTech
AntTech
Jul 21, 2023 · Big Data

Fury: A High‑Performance Multi‑Language Serialization Framework with JIT Compilation and Zero‑Copy

Fury is a JIT‑compiled, zero‑copy multi‑language serialization framework that delivers up to 170× faster performance than Java’s native serialization, supports automatic cross‑language object graph serialization for Java, Python, C++, Go and JavaScript, and offers specialized protocols for high‑throughput big‑data and AI workloads.

FuryJITMulti-language
0 likes · 15 min read
Fury: A High‑Performance Multi‑Language Serialization Framework with JIT Compilation and Zero‑Copy
Alibaba Terminal Technology
Alibaba Terminal Technology
Jul 21, 2023 · Cloud Native

How Tengine-Ingress Boosts Cloud‑Native Traffic with Zero‑Downtime Updates

Tengine-Ingress, Alibaba’s cloud‑native ingress gateway built on Tengine‑Proxy, replaces the legacy Tengine gateway by delivering dynamic, loss‑less configuration updates, high‑availability gray‑release mechanisms, global consistency checks, and significant performance gains in TLS handshake latency, CPU usage, and memory consumption across large‑scale deployments.

High AvailabilityKubernetesPerformance
0 likes · 19 min read
How Tengine-Ingress Boosts Cloud‑Native Traffic with Zero‑Downtime Updates
Continuous Delivery 2.0
Continuous Delivery 2.0
Jul 21, 2023 · Operations

Essential Software Development Metrics for Agile Teams and Production Success

The article explains how teams can adopt nine objective software development metrics—including lead time, cycle time, team velocity, defect rates, MTBF, MTTR, crash rate, endpoint incidents, and code‑quality measures—to continuously improve processes, assess production health, and align engineering work with business value.

AgilePerformanceSecurity
0 likes · 12 min read
Essential Software Development Metrics for Agile Teams and Production Success
KooFE Frontend Team
KooFE Frontend Team
Jul 20, 2023 · Frontend Development

How React 18’s Concurrent Features Supercharge App Performance

React 18 introduces concurrent rendering, transitions, Suspense, and Server Components, which together reduce long tasks, lower total blocking time, and improve user interaction by allowing non‑urgent updates to run in the background, ultimately delivering smoother, more responsive web applications.

Concurrent RenderingPerformanceReAct
0 likes · 20 min read
How React 18’s Concurrent Features Supercharge App Performance
Architecture Digest
Architecture Digest
Jul 20, 2023 · Backend Development

Comprehensive Guide to Using Caffeine Cache in Java and Spring Boot

This article provides an in‑depth overview of the Caffeine local cache library for Java, covering its concepts, configuration options, loading strategies, eviction policies, asynchronous usage, statistics collection, and step‑by‑step integration with Spring Boot including annotations and practical code examples.

CacheCaffeineJava
0 likes · 15 min read
Comprehensive Guide to Using Caffeine Cache in Java and Spring Boot
MaGe Linux Operations
MaGe Linux Operations
Jul 19, 2023 · Operations

Master Linux System Monitoring: Top, vmstat, pidstat, iostat & More

This guide explains essential Linux monitoring tools—top, vmstat, pidstat, iostat, netstat, sar, and tcpdump—detailing the metrics they expose, how to interpret CPU, memory, disk, and network statistics, and practical command examples for effective server performance troubleshooting.

LinuxOperationsPerformance
0 likes · 17 min read
Master Linux System Monitoring: Top, vmstat, pidstat, iostat & More
vivo Internet Technology
vivo Internet Technology
Jul 19, 2023 · Databases

Analysis of Service Avalanche Caused by Misconfigured Jedis Parameters During Redis Cluster Master‑Slave Switch

A service‑wide avalanche occurred when a Redis 3.x master‑slave failover coincided with Jedis’ default 2‑second connection timeout and six retry attempts, causing up to 60‑second latencies; adjusting connectionTimeout, soTimeout to 100 ms and reducing maxAttempts to two limited latency to about one second and prevented cascade failures.

ClusterConnection RetryPerformance
0 likes · 13 min read
Analysis of Service Avalanche Caused by Misconfigured Jedis Parameters During Redis Cluster Master‑Slave Switch
ByteFE
ByteFE
Jul 19, 2023 · Frontend Development

Optimizing Web Front‑End Performance with WebAssembly: Design and Implementation of ByteReact

This article explores how WebAssembly can break the speed limits of JavaScript by compiling both framework and business logic into WebAssembly, describes the design of the ByteReact front‑end framework, its custom Bytets compiler that turns TypeScript into WebAssembly, and presents performance measurements showing up to three‑fold speed gains for compute‑heavy UI tasks.

PerformanceReActTypeScript
0 likes · 20 min read
Optimizing Web Front‑End Performance with WebAssembly: Design and Implementation of ByteReact
Weimob Technology Center
Weimob Technology Center
Jul 18, 2023 · Backend Development

How MOAT Enables Lightweight, Multi‑Dimensional Rate Limiting for Scalable Systems

MOAT is a lightweight, multi‑dimensional rate‑limiting component designed to ensure system stability amid traffic spikes, offering configurable rules, automatic blacklisting, and a closed‑loop control flow, with detailed architecture spanning access, logic, data, and logging layers, plus client‑side SDK integration.

Distributed SystemsJavaPerformance
0 likes · 11 min read
How MOAT Enables Lightweight, Multi‑Dimensional Rate Limiting for Scalable Systems
Code Ape Tech Column
Code Ape Tech Column
Jul 17, 2023 · Backend Development

Best Practices and Common Pitfalls When Using Java Thread Pools

This article summarizes the key pitfalls and recommended practices for creating, configuring, monitoring, and naming Java thread pools, including proper declaration, parameter tuning for CPU‑ and I/O‑bound workloads, avoiding OOM and deadlocks, and leveraging dynamic pool frameworks.

BestPracticesJavaPerformance
0 likes · 17 min read
Best Practices and Common Pitfalls When Using Java Thread Pools
JavaEdge
JavaEdge
Jul 14, 2023 · Databases

How to Efficiently Insert 1,000 Records with MyBatis: Loop vs Batch

When interviewers ask how to insert a thousand rows with MyBatis, the answer isn’t just a simple Java for‑loop; you need to consider batch processing, disable autocommit, and understand MyBatis’s limits to choose the most reliable and performant approach.

Batch InsertDatabaseJava
0 likes · 3 min read
How to Efficiently Insert 1,000 Records with MyBatis: Loop vs Batch
Yunxuetang Frontend Team
Yunxuetang Frontend Team
Jul 14, 2023 · Frontend Development

Exploring Modern Frontend Techniques: Micro‑Frontends, Pixi.js, Import Maps & More

This article curates a series of frontend engineering insights, covering request‑optimization strategies, an introduction to micro‑frontends with qiankun, building a custom animated chart as an alternative to ECharts, quick Pixi.js basics, the new JavaScript Import Maps feature, and a brief overview of the Cloud Academy frontend team.

Import MapsJavaScriptPerformance
0 likes · 3 min read
Exploring Modern Frontend Techniques: Micro‑Frontends, Pixi.js, Import Maps & More
Huolala Tech
Huolala Tech
Jul 13, 2023 · Operations

How HuoLaLa Built a 0‑to‑1 Stability Metric System in 2 Years

This article explains how HuoLaLa’s stability team tackled the challenge of proving their work’s value by designing and implementing a comprehensive stability metric system from scratch, detailing the motivations, principles, step‑by‑step construction, data platform, cultural adoption, measurable results, and future plans.

OperationsPerformanceSRE
0 likes · 18 min read
How HuoLaLa Built a 0‑to‑1 Stability Metric System in 2 Years
Sohu Tech Products
Sohu Tech Products
Jul 12, 2023 · Mobile Development

Measuring and Locating Android App Jank Using JankStats and Stack‑Dump Techniques

This article explains how to quantify Android UI jank by calculating a jank rate, uses Jetpack's JankStats library to collect frame‑level metrics, and presents two practical methods—stack dumping and bytecode instrumentation—to pinpoint the slow functions causing stutter, complete with Kotlin code examples and performance considerations.

AndroidJankKotlin
0 likes · 12 min read
Measuring and Locating Android App Jank Using JankStats and Stack‑Dump Techniques
JD Cloud Developers
JD Cloud Developers
Jul 12, 2023 · Backend Development

Why Does Elasticsearch BulkProcessor Deadlock During High‑Volume MQ Updates?

During a massive 618 promotion, the system’s BulkProcessor for Elasticsearch suffered deadlocks caused by competing lock acquisition between MQ consumer threads and internal scheduler threads, leading to paused message consumption; the article details the root cause, thread analysis, and two practical solutions.

DeadlockMQPerformance
0 likes · 12 min read
Why Does Elasticsearch BulkProcessor Deadlock During High‑Volume MQ Updates?
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Jul 10, 2023 · Frontend Development

The Evolution and Competitive Trends of Next‑Generation Frontend Frameworks

This article analyses how modern frontend view frameworks such as Solid, Svelte, Qwik, React, Vue and Angular are converging on a solidified programming paradigm while competing through fine‑grained rendering, reactive data, developer tooling, compilation strategies and the push to reduce JavaScript for better first‑page performance.

Compile-timeFrameworksPerformance
0 likes · 14 min read
The Evolution and Competitive Trends of Next‑Generation Frontend Frameworks
Architects' Tech Alliance
Architects' Tech Alliance
Jul 9, 2023 · Industry Insights

China’s GPU Landscape: Architecture, Performance, and Market Outlook

The report builds a comprehensive GPU research framework evaluating performance through micro‑architecture, process, core count and frequency, examines ecosystem dominance of CUDA, dissects NVIDIA Fermi and Hopper designs, analyzes competitive histories of Nvidia and AMD, and forecasts domestic GPU market opportunities in AI data centers, autonomous vehicles, and gaming.

ArchitectureChinaGPU
0 likes · 5 min read
China’s GPU Landscape: Architecture, Performance, and Market Outlook
Python Programming Learning Circle
Python Programming Learning Circle
Jul 7, 2023 · Fundamentals

Python Performance Optimization Tools and Techniques

This article surveys a wide range of Python optimization tools—including NumPy, SciPy, Pandas, JIT compilers like PyPy and Pyston, GPU libraries, Cython, Numba, and interfacing utilities—explaining how they can accelerate code execution, reduce memory usage, and improve overall performance for single‑ and multi‑processor environments.

LibrariesPerformancePython
0 likes · 7 min read
Python Performance Optimization Tools and Techniques
Yunxuetang Frontend Team
Yunxuetang Frontend Team
Jul 7, 2023 · Frontend Development

Latest Front‑End Innovations: Chrome PiP, IndexedDB, Performance Hacks, Vue & ES Features

This roundup covers Chrome’s new Document Picture‑in‑Picture API, WhatsApp’s shift away from Electron, a deep‑dive into IndexedDB versus other web storage options, a real‑world performance analysis case, Vue’s dynamic image handling with require, and the latest ES7‑ES12 language features.

ChromeJavaScriptPerformance
0 likes · 3 min read
Latest Front‑End Innovations: Chrome PiP, IndexedDB, Performance Hacks, Vue & ES Features
JD.com Experience Design Center
JD.com Experience Design Center
Jul 7, 2023 · Frontend Development

How to Boost Front‑End Performance by 279%: A Step‑by‑Step Optimization Guide

This article walks through a real‑world front‑end performance overhaul, explaining how Lighthouse metrics revealed major bottlenecks, detailing practical optimizations such as code splitting, lazy loading, image format changes, and CSP setup, and showing how monitoring tools keep the site fast over time.

LighthouseOptimizationPerformance
0 likes · 11 min read
How to Boost Front‑End Performance by 279%: A Step‑by‑Step Optimization Guide
dbaplus Community
dbaplus Community
Jul 6, 2023 · Operations

How Huya Built a Scalable APM Platform for Full‑Stack Observability

Facing explosive growth and increasingly complex distributed services, Huya designed and deployed a custom APM platform that unifies metric, trace, and log collection, provides zero‑cost integration, supports real‑time root‑cause analysis, and offers open APIs for cross‑team empowerment.

APMPerformance
0 likes · 14 min read
How Huya Built a Scalable APM Platform for Full‑Stack Observability
Selected Java Interview Questions
Selected Java Interview Questions
Jul 6, 2023 · Databases

Why MySQL Discourages UUIDs and Non‑Sequential IDs: Performance Comparison with Auto‑Increment Primary Keys

This article analyzes MySQL's recommendation against UUIDs and non‑sequential keys by benchmarking three tables—auto‑increment, UUID, and random snowflake IDs—using a Spring Boot JdbcTemplate test, revealing that sequential primary keys provide superior insert performance and lower index fragmentation.

IndexMySQLPerformance
0 likes · 9 min read
Why MySQL Discourages UUIDs and Non‑Sequential IDs: Performance Comparison with Auto‑Increment Primary Keys
ByteDance Terminal Technology
ByteDance Terminal Technology
Jul 6, 2023 · Mobile Development

In-depth Comparison of Bazel and Gradle Build Systems for Android

This article provides a comprehensive comparison of Bazel and Gradle build systems, examining their design philosophies, concurrency, incremental compilation, configuration phases, performance benchmarks, and ecosystem support, particularly in the context of large‑scale Android monorepo projects, to help developers choose the appropriate tool.

AndroidBazelBuild System
0 likes · 26 min read
In-depth Comparison of Bazel and Gradle Build Systems for Android
21CTO
21CTO
Jul 5, 2023 · Backend Development

Why WebAssembly Could Revolutionize Backend Development

WebAssembly is moving beyond browsers into server‑side workloads, offering a portable binary format, promising performance, and new security considerations, while integrating with containers and Kubernetes through WASI, making it a compelling technology for modern backend development.

KubernetesPerformancePortability
0 likes · 8 min read
Why WebAssembly Could Revolutionize Backend Development
Qunar Tech Salon
Qunar Tech Salon
Jul 5, 2023 · Mobile Development

Long‑Term Client Crash Governance Mechanism at Qunar: Architecture, Detection, and Resolution Strategies

This article describes Qunar's systematic client crash governance framework, covering background challenges, APM‑based fast problem discovery, multi‑level alerting, common‑issue remediation, code‑level fixes for URL and Bundle size crashes, detection tools, code checks, automated testing, and the measurable improvements achieved in Android and iOS stability.

APMAndroidCrash Monitoring
0 likes · 19 min read
Long‑Term Client Crash Governance Mechanism at Qunar: Architecture, Detection, and Resolution Strategies
Architecture Digest
Architecture Digest
Jul 4, 2023 · Fundamentals

JupyterLab 4.0: New Features, Performance Boosts, and Extension Management

JupyterLab 4.0 introduces a flexible multi‑document interface, customizable layouts, an integrated file browser, modular extensibility, built‑in terminal, significant performance improvements, a separate real‑time collaboration package, and a PyPI‑based extension manager, while noting that AI‑assisted coding tools may now outpace it.

IDEJupyterLabPerformance
0 likes · 4 min read
JupyterLab 4.0: New Features, Performance Boosts, and Extension Management
DevOps
DevOps
Jul 4, 2023 · Operations

Best Practices for Batch Processing in Microservice Architecture

This article examines batch processing in microservice environments, defining its role versus data warehouses, exploring optimal placement across architectural layers, discussing access methods, and providing criteria such as complexity, consistency, security, performance, reliability, and scalability to guide the selection of an appropriate batch processing architecture.

ArchitectureBatch ProcessingData synchronization
0 likes · 11 min read
Best Practices for Batch Processing in Microservice Architecture
Architects Research Society
Architects Research Society
Jul 3, 2023 · Backend Development

Performance Comparison of REST, gRPC, and Asynchronous Communication in Microservices

This article evaluates the impact of three microservice communication styles—REST, gRPC, and asynchronous messaging via RabbitMQ—on functional and non‑functional software quality attributes, presenting experimental results from a Kubernetes‑based order‑processing scenario that show gRPC delivering the best performance across varying loads.

KubernetesPerformanceREST
0 likes · 13 min read
Performance Comparison of REST, gRPC, and Asynchronous Communication in Microservices
php Courses
php Courses
Jul 3, 2023 · Databases

MySQL Queries That Cannot Use Indexes

Certain MySQL queries, such as those using functions, leading wildcards in LIKE, OR operators, inequality comparisons, or NULL checks, prevent the database engine from utilizing indexes, leading to slower performance, and should be rewritten for optimal query efficiency.

DatabaseMySQLPerformance
0 likes · 3 min read
MySQL Queries That Cannot Use Indexes
ITPUB
ITPUB
Jul 1, 2023 · Databases

Mastering MySQL Master‑Slave Replication: Principles, Delays, and Solutions

This article explains MySQL master‑slave architecture, why it’s used, the replication process, consistency challenges, causes of replication lag, and practical strategies—including binlog formats, mixed mode, monitoring, caching, and failover setups—to optimize performance and ensure high availability.

High AvailabilityLagMaster‑Slave
0 likes · 11 min read
Mastering MySQL Master‑Slave Replication: Principles, Delays, and Solutions
Alipay Experience Technology
Alipay Experience Technology
Jun 30, 2023 · Frontend Development

Fixing V8 OOM Crashes in Electron: Debugging, Memory Analysis, and Building a Custom Electron

This article walks through diagnosing V8FatalErrorCallback OOM crashes in an Electron‑based PC Taobao Live client, explores stack analysis, disables compilation cache, adjusts V8 heap limits, compiles a custom Electron without pointer compression, and uses Chrome DevTools Memory and Performance tools along with runtime monitoring to locate and fix the underlying memory leak.

Chrome DevToolsDebuggingElectron
0 likes · 35 min read
Fixing V8 OOM Crashes in Electron: Debugging, Memory Analysis, and Building a Custom Electron
Top Architect
Top Architect
Jun 30, 2023 · Databases

Optimizing MySQL LIMIT Pagination: Analysis and Solutions

This article examines why MySQL LIMIT pagination becomes slower with deeper offsets on a 500,000‑row table, demonstrates the performance impact with concrete queries, and presents three optimization strategies—including using ordered primary keys, subqueries, and join‑based approaches—to reduce scan range and improve query speed.

MySQLPaginationPerformance
0 likes · 8 min read
Optimizing MySQL LIMIT Pagination: Analysis and Solutions
21CTO
21CTO
Jun 29, 2023 · Fundamentals

What Google’s Survey Reveals About Learning Rust and Its Real‑World Challenges

Google’s internal survey of over a thousand Rust developers shows that, despite concerns about ownership and borrowing, most find Rust no harder to learn than other languages, quickly become productive, appreciate its safety and performance, yet cite slow compilation as the top challenge.

CompilationDeveloper SurveyPerformance
0 likes · 5 min read
What Google’s Survey Reveals About Learning Rust and Its Real‑World Challenges
DaTaobao Tech
DaTaobao Tech
Jun 28, 2023 · Backend Development

Debugging V8FatalErrorCallback OOM Crashes in Electron Live Streaming Client

The article details how the author traced V8FatalErrorCallback out‑of‑memory crashes in an Electron‑based Taobao Live client to an ever‑growing compilation cache and pointer‑compression limits, rebuilt Electron with those disabled, identified a JavaScript memory leak caused by unfiltered error logging, and implemented runtime heap monitoring to prevent future OOM failures.

ChromeDevToolsDebuggingElectron
0 likes · 35 min read
Debugging V8FatalErrorCallback OOM Crashes in Electron Live Streaming Client
Code Ape Tech Column
Code Ape Tech Column
Jun 28, 2023 · Backend Development

Optimizing Large-Scale Excel Import in Java: From POI to EasyExcel with Caching, Batch Inserts, and Parallel Streams

This article details a step‑by‑step optimization of a high‑volume Excel import workflow in Java, covering the migration from raw POI to EasyPOI and EasyExcel, caching database lookups, using MySQL batch inserts, and leveraging parallel streams to reduce import time from minutes to under two minutes.

Batch InsertEasyExcelExcel
0 likes · 12 min read
Optimizing Large-Scale Excel Import in Java: From POI to EasyExcel with Caching, Batch Inserts, and Parallel Streams
Top Architect
Top Architect
Jun 27, 2023 · Databases

Redis Performance Degradation: Root Causes and Optimization Techniques

This article explains how to benchmark Redis latency, identify common reasons for slowdowns such as high‑complexity commands, big keys, concentrated expirations, memory limits, fork overhead, swap usage, and CPU binding, and provides detailed configuration and operational steps to monitor and resolve each issue.

AOFMemoryOptimization
0 likes · 34 min read
Redis Performance Degradation: Root Causes and Optimization Techniques
JD Cloud Developers
JD Cloud Developers
Jun 27, 2023 · Frontend Development

Unlocking JD’s Race Ranking H5: Key Front‑End Techniques & Animations

This article explores the core front‑end technologies behind JD’s Race Ranking H5 page, covering animation implementations, style configuration, skin switching, poster generation, debugging tools, API protection, and deployment workflows, offering practical insights and code examples for developers building sophisticated mobile web applications.

H5PerformanceVue
0 likes · 21 min read
Unlocking JD’s Race Ranking H5: Key Front‑End Techniques & Animations
Python Programming Learning Circle
Python Programming Learning Circle
Jun 27, 2023 · Fundamentals

Useful Python Tricks: String Cleaning, Iterator Slicing, Keyword‑Only Arguments, Context Managers, __slots__, Resource Limits, __all__, and Total Ordering

This article presents a collection of lesser‑known Python tricks—including string normalization, iterator slicing, keyword‑only functions, custom context managers, memory‑saving __slots__, CPU/memory limits, import control with __all__, and simplified ordering with total_ordering—to help developers write cleaner and more efficient code.

IteratorPerformancePython
0 likes · 10 min read
Useful Python Tricks: String Cleaning, Iterator Slicing, Keyword‑Only Arguments, Context Managers, __slots__, Resource Limits, __all__, and Total Ordering
Ant R&D Efficiency
Ant R&D Efficiency
Jun 26, 2023 · Cloud Native

Serverless Function Compute for Mini Programs: Architecture, Security, and Performance Optimizations

Alipay’s serverless Function Compute platform empowers mini‑program developers with a four‑stage architecture—mini program, Alipay app, gateway, and function—offering automatic elastic scaling, sub‑20 ms scheduling, sub‑100 ms cold‑starts, multi‑layer isolation, DDoS protection, and the ability to sustain 10 k QPS for reliable, low‑latency user experiences.

Function ComputeMini ProgramPerformance
0 likes · 18 min read
Serverless Function Compute for Mini Programs: Architecture, Security, and Performance Optimizations
IT Services Circle
IT Services Circle
Jun 25, 2023 · Frontend Development

Zed: A High‑Performance Rust‑Based Collaborative Code Editor and Its Open‑Source‑on‑Zed Initiative

Zed, a Rust‑written collaborative code editor created by the original Atom author, offers superior startup speed and low memory usage compared with Electron‑based editors, and introduces an unconventional "open source Zed on Zed" plan that lets contributors use the editor itself to develop and improve the project.

PerformanceRustZed
0 likes · 4 min read
Zed: A High‑Performance Rust‑Based Collaborative Code Editor and Its Open‑Source‑on‑Zed Initiative
Network Intelligence Research Center (NIRC)
Network Intelligence Research Center (NIRC)
Jun 24, 2023 · Artificial Intelligence

How DFX Achieves Low-Latency Multi-FPGA Acceleration for Transformer Text Generation

The article reviews the DFX system—a multi‑FPGA server that uses model‑parallelism and a ring‑topology interconnect to accelerate GPT‑2 text generation, showing 3.78× higher throughput, 3.99× better energy efficiency, and 8.21× greater cost‑effectiveness compared with a four‑GPU V100 baseline.

FPGAGPT-2Hardware Acceleration
0 likes · 6 min read
How DFX Achieves Low-Latency Multi-FPGA Acceleration for Transformer Text Generation
Architect
Architect
Jun 23, 2023 · Big Data

Optimizing Query Performance in WeChat's Multi‑Dimensional Monitoring Platform

This article details how the WeChat multi‑dimensional monitoring platform reduced average query latency from over 1000 ms to around 100 ms by analyzing user query patterns, redesigning the Druid data layer, splitting sub‑queries, introducing Redis caching, and employing sub‑dimension tables, achieving cache hit rates above 85%.

DruidPerformanceQuery Optimization
0 likes · 13 min read
Optimizing Query Performance in WeChat's Multi‑Dimensional Monitoring Platform
OPPO Kernel Craftsman
OPPO Kernel Craftsman
Jun 23, 2023 · Fundamentals

Chromium Process Architecture: Evolution, Process Types, and Thread Details

Chromium evolved from a single‑process browser to a service‑oriented, multi‑process architecture—separating Browser, Renderer, GPU, Network, Storage, and other services into isolated processes and threads—to improve stability, performance, and security while allowing configurable trade‑offs for memory‑constrained devices such as Android WebView.

Browser architectureChromiumPerformance
0 likes · 11 min read
Chromium Process Architecture: Evolution, Process Types, and Thread Details
Liangxu Linux
Liangxu Linux
Jun 23, 2023 · Fundamentals

Understanding CPU Cache Consistency: MESI Protocol, Performance Tips & Code Examples

Cache consistency spans icache‑dcache synchronization, multi‑CPU cache coherence, and device‑CPU interactions; the article explains the MESI protocol, demonstrates performance impacts with multithreaded code, explores prefetching, false sharing, mapping strategies, and practical tips for writing cache‑aware software.

CPUCacheCoherence
0 likes · 24 min read
Understanding CPU Cache Consistency: MESI Protocol, Performance Tips & Code Examples
政采云技术
政采云技术
Jun 21, 2023 · Frontend Development

Analysis of Common Frontend Issues

This article examines typical frontend development pitfalls—including numeric type quirks, precision loss, function length, object ordering, asynchronous timer inaccuracies, race conditions, CSS positioning, stacking contexts, performance bottlenecks, and compatibility concerns—providing explanations, code examples, and practical mitigation strategies for developers.

CSSJavaScriptPerformance
0 likes · 18 min read
Analysis of Common Frontend Issues
dbaplus Community
dbaplus Community
Jun 19, 2023 · Databases

Why Is Redis Slowing Down? 10 Common Causes and How to Fix Them

This guide explains how to identify and resolve Redis performance degradation by measuring baseline latency, checking slowlog, avoiding high‑complexity commands, handling big keys, managing expiration spikes, tuning memory limits, reducing fork overhead, disabling huge pages, configuring AOF, binding CPUs, preventing swap usage, fixing memory fragmentation, and using lazy‑free mechanisms.

AOFBigKeyMemory
0 likes · 35 min read
Why Is Redis Slowing Down? 10 Common Causes and How to Fix Them
Laravel Tech Community
Laravel Tech Community
Jun 18, 2023 · Backend Development

Why PHP’s Reputation Is Unfair: Practices, Security, Performance, and Scalability

Although PHP has long suffered a poor reputation, modern practices, frameworks, and security measures have largely eliminated its historic pitfalls, making it a performant, scalable, and secure choice for web applications, while acknowledging its relative speed compared to compiled languages and its suitability for specific use cases.

PerformanceWeb Developmentphp
0 likes · 5 min read
Why PHP’s Reputation Is Unfair: Practices, Security, Performance, and Scalability
php Courses
php Courses
Jun 18, 2023 · Backend Development

In-depth Exploration of the Swoft Microservice Framework: Features, Installation, and Performance Comparison with Laravel

This article provides a comprehensive overview of the Swoft microservice framework, detailing its high‑performance architecture, core features such as annotation routing and AOP, step‑by‑step installation, and benchmark results that demonstrate its superiority over Laravel in handling concurrent requests.

Backend FrameworkLaravel ComparisonPerformance
0 likes · 8 min read
In-depth Exploration of the Swoft Microservice Framework: Features, Installation, and Performance Comparison with Laravel
Architects' Tech Alliance
Architects' Tech Alliance
Jun 18, 2023 · Cloud Computing

Comparison of Three‑Replica and Dual‑RAID Distributed Storage Architectures

The article compares three‑replica and dual‑RAID distributed storage designs, detailing their architectures, bandwidth and latency impacts, failure isolation, “slow‑disk” issues, and overall performance, stability, and reliability advantages of dual‑RAID for modern cloud and hyper‑converged environments.

PerformanceRAIDcloud storage
0 likes · 7 min read
Comparison of Three‑Replica and Dual‑RAID Distributed Storage Architectures
Laravel Tech Community
Laravel Tech Community
Jun 15, 2023 · Backend Development

.NET 8 Preview 5 Released: New SDK Features, Alpine ASP.NET Docker Image, and Performance Enhancements

The .NET 8 Preview 5 release introduces a DI‑friendly metrics API, built‑in Source Link, a new library analyzer, Linux self‑contained build changes, a composite R2R Docker image, removal of the RID graph, default PGO, and NativeAOT field‑access optimizations, all aimed at improving developer experience and runtime performance.

.NETDockerPerformance
0 likes · 4 min read
.NET 8 Preview 5 Released: New SDK Features, Alpine ASP.NET Docker Image, and Performance Enhancements
php Courses
php Courses
Jun 15, 2023 · Backend Development

Benefits of Learning Go for PHP Developers

The article explains why PHP programmers should learn Go, highlighting its faster execution, superior concurrency support, and built‑in web server capabilities, while providing simple code examples and mentioning a related training course.

GoPerformanceWeb Development
0 likes · 5 min read
Benefits of Learning Go for PHP Developers
Aikesheng Open Source Community
Aikesheng Open Source Community
Jun 15, 2023 · Databases

How to Shrink the InnoDB System Tablespace (ibdata1) in MySQL

This article explains the different types of InnoDB tablespaces, why the ibdata1 file can grow uncontrollably, and provides a step‑by‑step procedure—including full backup, instance recreation, and configuration of UNDO and file‑per‑table settings—to safely reduce its size in MySQL environments.

InnoDBMySQLPerformance
0 likes · 13 min read
How to Shrink the InnoDB System Tablespace (ibdata1) in MySQL
Bitu Technology
Bitu Technology
Jun 14, 2023 · Operations

Getting Started with eBPF: Concepts, Examples, and Security Considerations

This article reviews the fundamentals of eBPF, explains its architecture and tracing mechanisms such as USDT, uprobes, and TC hooks, provides practical code examples, discusses security aspects, and lists notable open‑source projects that leverage eBPF for performance and observability.

KernelLinuxPerformance
0 likes · 9 min read
Getting Started with eBPF: Concepts, Examples, and Security Considerations
Python Programming Learning Circle
Python Programming Learning Circle
Jun 13, 2023 · Fundamentals

Python Performance Optimization Tools and Techniques

This article introduces a variety of Python optimization tools—including NumPy, SciPy, Pandas, JIT compilers like PyPy, GPU libraries, Cython, Numba, and interfacing utilities—explaining how they can make code more concise, faster, and better suited for single‑processor or multi‑processor execution.

GPULibrariesPerformance
0 likes · 8 min read
Python Performance Optimization Tools and Techniques
Huawei Cloud Developer Alliance
Huawei Cloud Developer Alliance
Jun 12, 2023 · Fundamentals

Boosting GaussDB Performance: Inside Huawei’s BiSheng Compiler Optimizations

The article explains how Huawei's BiSheng compiler enhances GaussDB performance through architecture‑level, module‑level, and function‑level optimizations such as inline expansion, instruction prefetch, auto‑vectorization, link‑time optimization, and feedback‑guided optimizations, and outlines future development plans.

BISHENGGaussDBInline
0 likes · 8 min read
Boosting GaussDB Performance: Inside Huawei’s BiSheng Compiler Optimizations
NetEase Cloud Music Tech Team
NetEase Cloud Music Tech Team
Jun 12, 2023 · Frontend Development

Design and Architecture of Corona: NetEase Cloud Music Multi‑Platform Front‑End Monitoring System

Corona is NetEase Cloud Music’s unified, cross‑platform front‑end monitoring system that ingests logs from Web, React Native, Node.js, Android, iOS, Flutter and Windows CEF, enriches them, routes them through real‑time anomaly and performance pipelines, stores them in HBase, and offers customizable alerts, de‑obfuscation, AI‑assisted analysis, and extensible reporting to ensure rapid fault detection and remediation across the organization.

ArchitectureLoggingPerformance
0 likes · 17 min read
Design and Architecture of Corona: NetEase Cloud Music Multi‑Platform Front‑End Monitoring System
Code Ape Tech Column
Code Ape Tech Column
Jun 12, 2023 · Databases

Understanding MySQL DDL Execution and Online DDL Mechanisms

This article explains the differences between MySQL DDL and DML, describes how online DDL works—including copy and inplace algorithms, execution phases, common pitfalls, limitations, and recent MySQL 8.0 enhancements—providing practical guidance for safely altering large tables.

DDLDatabaseInnoDB
0 likes · 16 min read
Understanding MySQL DDL Execution and Online DDL Mechanisms
Java Architect Essentials
Java Architect Essentials
Jun 11, 2023 · Backend Development

Understanding Java Object Pooling: Commons Pool 2, Jedis Integration, and HikariCP Performance

This article explains Java object pooling concepts, introduces the Commons Pool 2 library, demonstrates its use with Redis via Jedis, compares performance with JMH benchmarks, and discusses the high‑performance HikariCP database connection pool, including configuration tips and common interview questions.

Connection PoolHikariCPJMH
0 likes · 15 min read
Understanding Java Object Pooling: Commons Pool 2, Jedis Integration, and HikariCP Performance
ITPUB
ITPUB
Jun 10, 2023 · Databases

How Apache Doris 2.0 Cuts Storage Costs with Hot‑Cold Data Tiering

The article explains how Apache Doris 2.0 introduces hot‑cold data tiering to move infrequently accessed data from expensive SSDs to cheaper object storage, dramatically reducing storage costs while maintaining query performance through automatic lifecycle management, storage policies, and cache mechanisms.

Apache DorisObject StoragePerformance
0 likes · 19 min read
How Apache Doris 2.0 Cuts Storage Costs with Hot‑Cold Data Tiering
Alibaba Cloud Native
Alibaba Cloud Native
Jun 9, 2023 · Cloud Native

Accelerate AI & Big Data on Kubernetes with Elastic File Client & Fluid

This article explains how the Elastic File Client (EFC) and Fluid together provide a cloud‑native, high‑performance storage solution for AI and big‑data workloads on Kubernetes, detailing architecture challenges, core features, performance benchmarks, and a step‑by‑step deployment guide.

Big DataKubernetesPerformance
0 likes · 16 min read
Accelerate AI & Big Data on Kubernetes with Elastic File Client & Fluid
360 Quality & Efficiency
360 Quality & Efficiency
Jun 9, 2023 · Backend Development

Comprehensive OTA Testing Guide: Functional, Performance, Compatibility, and Automation Strategies

This article presents a detailed OTA (Over‑the‑Air) testing framework covering preparation, functional test points, upgrade strategies, data consistency, compatibility, performance load testing, and Python‑based automation for IoT devices, helping engineers avoid missed cases and ensure reliable firmware upgrades.

AutomationIoTMQTT
0 likes · 9 min read
Comprehensive OTA Testing Guide: Functional, Performance, Compatibility, and Automation Strategies
Java Backend Technology
Java Backend Technology
Jun 9, 2023 · Backend Development

Why Switch to Undertow? Boost SpringBoot Performance Over Tomcat

This article explains how to replace SpringBoot's default embedded Tomcat with the high‑performance Undertow container, compares their architectures, presents benchmark results on QPS and memory usage, and shows why Undertow is the better choice for high‑concurrency Java web applications.

JavaPerformanceSpringBoot
0 likes · 6 min read
Why Switch to Undertow? Boost SpringBoot Performance Over Tomcat
Ctrip Technology
Ctrip Technology
Jun 8, 2023 · Frontend Development

Optimizing CSS Animation Performance: Techniques and Best Practices

This article explains how to improve CSS animation performance by understanding the browser rendering pipeline, using GPU‑accelerated transforms, avoiding costly properties and complex selectors, leveraging will‑change and requestAnimationFrame, and preferring CSS over JavaScript for smoother, lower‑latency visual effects.

CSSGPUOptimization
0 likes · 13 min read
Optimizing CSS Animation Performance: Techniques and Best Practices
Sohu Tech Products
Sohu Tech Products
Jun 7, 2023 · Backend Development

MyBatis Streaming Query (Cursor) Tutorial and Best Practices

This article introduces MyBatis streaming query using the Cursor interface, explains its core methods, demonstrates implementation with code examples, discusses suitable application scenarios, and outlines important considerations for efficient and safe large‑scale data processing in Java backend development.

MyBatisPerformanceStreaming Query
0 likes · 11 min read
MyBatis Streaming Query (Cursor) Tutorial and Best Practices
JD Cloud Developers
JD Cloud Developers
Jun 7, 2023 · Backend Development

How to Bind Tokio Tasks to Specific CPU Cores with core_affinity_rs

This article demonstrates how to bind Tokio async tasks to specific CPU cores on Linux using the core_affinity_rs crate, showing code examples for single‑core and multi‑core affinity, performance monitoring on Ubuntu, and step‑by‑step modifications to the Tokio runtime builder.

CPU affinityPerformanceasynchronous
0 likes · 5 min read
How to Bind Tokio Tasks to Specific CPU Cores with core_affinity_rs
Architect's Guide
Architect's Guide
Jun 6, 2023 · Backend Development

Kafka Core Concepts, Architecture, Performance Tuning, and Cluster Capacity Planning

This article provides a comprehensive overview of Kafka, covering its core value for decoupling and asynchronous processing, fundamental concepts such as producers, consumers, topics, partitions and replication, high‑performance mechanisms like zero‑copy and OS cache, detailed resource evaluation for CPU, memory, disk and network, operational tools, consumer‑group rebalance strategies, LEO/HW offsets, controller management, and delayed‑task scheduling.

Cluster PlanningConsumer GroupKafka
0 likes · 29 min read
Kafka Core Concepts, Architecture, Performance Tuning, and Cluster Capacity Planning
21CTO
21CTO
Jun 5, 2023 · Backend Development

Why API Gateways Are Essential for Microservices: Design Principles and Best Choices

This article explains how API gateways solve the challenges of microservice architectures by centralising security, routing, aggregation and traffic management, and compares popular open‑source gateway solutions such as OpenResty, Kong, Zuul and Spring Cloud Gateway, highlighting design priorities like performance, availability and scalability.

API-gatewayPerformancescalability
0 likes · 23 min read
Why API Gateways Are Essential for Microservices: Design Principles and Best Choices
Top Architect
Top Architect
Jun 5, 2023 · Big Data

Deep Dive into Kafka’s High Reliability and High Performance Mechanisms

This article comprehensively explores Kafka’s core concepts, architecture, and the techniques it employs—such as ack strategies, replica synchronization, high‑watermark, leader‑epoch, zero‑copy, batch sending, compression, and reactor‑based networking—to achieve both strong reliability and high throughput in distributed messaging systems.

Distributed SystemsKafkaMessage Queue
0 likes · 31 min read
Deep Dive into Kafka’s High Reliability and High Performance Mechanisms
Open Source Linux
Open Source Linux
Jun 5, 2023 · Operations

Mastering iperf: Install, Configure, and Run TCP/UDP Bandwidth Tests

This guide explains how to install iperf on Windows and Linux, configure it for TCP and UDP bandwidth testing, adjust UDP buffer settings, and interpret the resulting performance metrics, providing practical command examples and visual output for accurate network performance analysis.

LinuxPerformanceTCP
0 likes · 8 min read
Mastering iperf: Install, Configure, and Run TCP/UDP Bandwidth Tests
Java Architect Essentials
Java Architect Essentials
Jun 4, 2023 · Backend Development

MapStruct Tutorial: Introduction, Setup, and Advanced Usage

This article introduces MapStruct, explains why JavaBean conversion is challenging, shows how to add Maven dependencies, define POJOs and DTOs, create mapper interfaces, run tests, and explores its performance benefits, simple usage, debugging advantages, and advanced features such as custom mappings, multi‑source mapping, bean updates, and integration with dependency injection.

Annotation ProcessorJavaPerformance
0 likes · 16 min read
MapStruct Tutorial: Introduction, Setup, and Advanced Usage