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5000 articles · Page 24 of 50
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Nov 7, 2023 · Mobile Development

Comprehensive Guide to Building Modern Android Apps in 2023

This article provides a detailed overview of the latest 2023 trends, tools, libraries, architectural patterns, and best practices for developing modern Android applications, covering everything from Kotlin and Jetpack Compose to Clean Architecture, modularization, performance optimization, and Google Play features.

AndroidClean ArchitectureDependency Injection
0 likes · 16 min read
Comprehensive Guide to Building Modern Android Apps in 2023
Laravel Tech Community
Laravel Tech Community
Nov 6, 2023 · Databases

MySQL InnoDB Configuration Parameters and Optimization Guide

This article explains how to tune MySQL's InnoDB settings—including buffer pool size, log file configuration, I/O threads, flush behavior, and timeout values—by providing detailed explanations and exact configuration snippets to improve performance and resource usage.

ConfigurationInnoDBMySQL
0 likes · 7 min read
MySQL InnoDB Configuration Parameters and Optimization Guide
php Courses
php Courses
Nov 6, 2023 · Backend Development

Techniques for Optimizing Web Page Load Speed in PHP Development

Improving web page load speed is crucial for user experience, and PHP developers can employ methods such as caching, script and stylesheet compression, database query optimization, reducing HTTP requests, using CDNs, output compression, cache plugins, asynchronous loading, and image optimization to significantly enhance performance.

CDNDatabasePerformance
0 likes · 5 min read
Techniques for Optimizing Web Page Load Speed in PHP Development
Liangxu Linux
Liangxu Linux
Nov 2, 2023 · Fundamentals

Why Is the Linux Kernel TCP/IP Stack Hard to Scale Compared to User‑Space Stacks?

The article examines the scalability limitations of the Linux kernel TCP/IP stack, comparing its packet‑processing and connection‑setup performance with user‑space stacks such as mTCP and F‑Stack, explains how hash‑table locking and spin‑lock contention cause poor CPS scaling, and argues why user‑space implementations often achieve higher throughput despite their own trade‑offs.

KernelPerformanceTCP
0 likes · 16 min read
Why Is the Linux Kernel TCP/IP Stack Hard to Scale Compared to User‑Space Stacks?
Laravel Tech Community
Laravel Tech Community
Nov 2, 2023 · Databases

MyISAM Related Options and Configuration Guidelines

This article explains the purpose, recommended settings, and tuning tips for MyISAM‑related MySQL variables such as key_buffer_size, read_buffer_size, read_rnd_buffer_size, bulk_insert_buffer_size, myisam_sort_buffer_size, myisam_max_sort_file_size, myisam_repair_threads, and myisam_recover, helping DBAs optimize indexing and query performance.

BuffersConfigurationMyISAM
0 likes · 4 min read
MyISAM Related Options and Configuration Guidelines
Top Architecture Tech Stack
Top Architecture Tech Stack
Nov 2, 2023 · Databases

Strategies for Efficiently Importing One Billion Records into MySQL

This article analyzes the constraints of loading one billion 1 KB log records from distributed storage into MySQL, evaluates single‑table limits, proposes batch‑insert, sharding, storage‑engine, file‑reading, and distributed‑task coordination techniques to achieve high‑speed, ordered, and reliable data ingestion.

Batch InsertJavaMySQL
0 likes · 18 min read
Strategies for Efficiently Importing One Billion Records into MySQL
Sohu Tech Products
Sohu Tech Products
Nov 1, 2023 · Fundamentals

Boost Python Performance with Numba: Real-World Pandas Benchmarks

This article introduces Numba, explains its parallel, distributed, and GPU acceleration capabilities, and provides detailed Pandas benchmark examples that show how Numba’s JIT compilation dramatically speeds up data‑frame operations compared with default and Cython engines.

BenchmarkJITPandas
0 likes · 7 min read
Boost Python Performance with Numba: Real-World Pandas Benchmarks
Amap Tech
Amap Tech
Nov 1, 2023 · Backend Development

Gaode Go Ecosystem Evolution, Cloud‑Native Serverless Practices, and Project Refactoring Experience

The article details Gaode’s journey of building a high‑performance Go ecosystem that scaled from zero to tens of millions of QPS, comparing Go with Java and Erlang, outlining cloud‑native serverless architecture, and sharing real‑world refactoring and optimization case studies such as a million‑QPS rendering gateway and a Go‑based sharding middleware.

GCGoPerformance
0 likes · 34 min read
Gaode Go Ecosystem Evolution, Cloud‑Native Serverless Practices, and Project Refactoring Experience
Java Interview Crash Guide
Java Interview Crash Guide
Nov 1, 2023 · Backend Development

10+ Proven Ways to Supercharge Java for‑Loops for Faster Code

This article outlines over ten practical techniques for optimizing Java for‑loops, including caching list size, using reverse iteration, employing iterators, leveraging enhanced for‑each loops, minimizing method calls, and handling exceptions efficiently, helping developers write cleaner and more performant code.

CodingOptimizationPerformance
0 likes · 7 min read
10+ Proven Ways to Supercharge Java for‑Loops for Faster Code
php Courses
php Courses
Nov 1, 2023 · Backend Development

Improving WeChat Mini Program User Experience with PHP: Asynchronous Requests, Data Caching, and Image Optimization

To boost the performance and user experience of WeChat Mini Programs, this guide demonstrates PHP techniques including asynchronous API calls, Redis-based data caching, and image optimization with the GD library, providing practical code examples for faster page loads and smoother interactions.

ImageOptimizationPerformanceWeChat
0 likes · 4 min read
Improving WeChat Mini Program User Experience with PHP: Asynchronous Requests, Data Caching, and Image Optimization
Beijing SF i-TECH City Technology Team
Beijing SF i-TECH City Technology Team
Oct 31, 2023 · Mobile Development

Performance Metrics and Optimization Strategies for WeChat Mini Programs

This article explains the startup process and lifecycle of WeChat mini programs, defines key performance measurement indicators such as launch time, first render time, and first screen load time, and provides detailed optimization techniques to address long startup, page load, and UI lag issues.

OptimizationPerformanceWeChat mini program
0 likes · 13 min read
Performance Metrics and Optimization Strategies for WeChat Mini Programs
JD Retail Technology
JD Retail Technology
Oct 31, 2023 · Databases

How to Identify and Eliminate Redis BigKey Bottlenecks

This article explains what constitutes a Redis BigKey, why oversized keys degrade performance through data skew, network blocking, slow queries and CPU pressure, and provides practical detection methods, open‑source tooling, and mitigation techniques such as lazy‑free deletion, incremental scans, and key sharding.

BigKeyDELETEOptimization
0 likes · 21 min read
How to Identify and Eliminate Redis BigKey Bottlenecks
Ximalaya Technology Team
Ximalaya Technology Team
Oct 31, 2023 · Frontend Development

What Is WebAssembly? Advantages, Front‑End Usage, and Development Guide

WebAssembly (Wasm) is a fast, binary bytecode format that lets browsers execute near‑native code written in languages like C, C++ or Rust, offering superior performance for CPU‑intensive tasks such as games and data processing, and can be integrated into front‑end projects via fetch, instantiateStreaming, and toolchains like Emscripten or wasm‑pack.

C++JavaScriptPerformance
0 likes · 10 min read
What Is WebAssembly? Advantages, Front‑End Usage, and Development Guide
Java Architect Essentials
Java Architect Essentials
Oct 30, 2023 · Cloud Native

Why Cloudflare Replaced NGINX with Pingora: Design Decisions, Performance Gains, and Security Improvements

The article explains how Cloudflare built Pingora, a Rust‑based, cloud‑native reverse proxy that surpasses NGINX in performance, efficiency, and safety by redesigning the worker model, improving connection reuse, and leveraging multithreading and Tokio, while also offering greater extensibility for future services.

CloudflareHTTPPerformance
0 likes · 13 min read
Why Cloudflare Replaced NGINX with Pingora: Design Decisions, Performance Gains, and Security Improvements
LouZai
LouZai
Oct 30, 2023 · Databases

How to Diagnose and Fix MySQL Master‑Slave Replication Lag

The article explains what MySQL master‑slave replication lag is, analyzes why it occurs—especially during relay‑log replay and large DDL/DML operations—and provides concrete configuration, hardware, and architectural solutions to reduce or eliminate the delay.

ConfigurationLagMaster‑Slave
0 likes · 8 min read
How to Diagnose and Fix MySQL Master‑Slave Replication Lag
ITPUB
ITPUB
Oct 28, 2023 · Databases

Why Is Single‑Threaded Redis So Fast? Uncover the Secrets

This article explains why Redis, despite being described as single‑threaded, achieves extremely high performance by using a single thread for network I/O and command execution, avoiding multithreading overhead, and leveraging efficient in‑memory data structures together with an event‑driven multiplexing I/O model.

I/O multiplexingPerformanceRedis
0 likes · 12 min read
Why Is Single‑Threaded Redis So Fast? Uncover the Secrets
Selected Java Interview Questions
Selected Java Interview Questions
Oct 27, 2023 · Backend Development

Diagnosing and Optimizing Throughput and CPU Usage in a Java Spring Backend Service

The article details a step‑by‑step investigation of a Java Spring backend that initially achieved only 50 req/s under load, identifies bottlenecks such as slow SQL, excessive logging, thread‑pool misconfiguration and costly Spring bean creation, and demonstrates how targeted optimizations roughly doubled throughput while reducing response times.

CPUJavaOptimization
0 likes · 14 min read
Diagnosing and Optimizing Throughput and CPU Usage in a Java Spring Backend Service
Architecture Digest
Architecture Digest
Oct 27, 2023 · Backend Development

10 Essential Java Stream API Tips and Best Practices

This article presents ten practical tips for using the Java Stream API effectively, covering primitive streams for performance, avoiding nested streams, careful use of parallel streams, lazy evaluation, side‑effect avoidance, immutability, proper ordering of filter and map, method references, distinct, and sorted operations, each illustrated with concise code examples.

Functional ProgrammingJavaPerformance
0 likes · 7 min read
10 Essential Java Stream API Tips and Best Practices
Architecture Digest
Architecture Digest
Oct 26, 2023 · Backend Development

Diagnosing and Resolving Redis Connection Pool Blocking in a Spring Boot Application

The article details a week‑long investigation of a sandbox environment where Spring Boot APIs became unresponsive due to Redis connection pool blocking, describing the use of system tools, JVM thread analysis, and code inspection to identify mis‑configured pool settings and recommending proper connection handling with Spring's RedisTemplate.

ArthasConnection PoolDebugging
0 likes · 8 min read
Diagnosing and Resolving Redis Connection Pool Blocking in a Spring Boot Application
Programmer DD
Programmer DD
Oct 25, 2023 · Backend Development

Why G1 Garbage Collector Beats CMS in Java 7+

The G1 Garbage Collector, introduced in Java 7 update 4, replaces CMS by using a region‑based design that minimizes pause times and improves throughput, and a detailed video with diagrams and code examples is provided to deepen understanding of its operation.

G1 GCGarbage CollectionJVM
0 likes · 2 min read
Why G1 Garbage Collector Beats CMS in Java 7+
Bilibili Tech
Bilibili Tech
Oct 25, 2023 · Backend Development

Performance Optimization Practices in Bilibili's Risk Control Engine

To overcome storage, compute, and I/O bottlenecks in Bilibili’s risk‑control engine, the team combined pre‑fetching with Redis caching, batch retrieval, asynchronous writes via Railgun, aggressive log compression, and a multi‑level cache plus Bloom filter, cutting latency to sub‑100 ms, reducing Redis QPS by over 90 % and storage by ~38 %, while supporting million‑level query throughput.

Batch ProcessingPerformancePrefetch
0 likes · 22 min read
Performance Optimization Practices in Bilibili's Risk Control Engine
HomeTech
HomeTech
Oct 25, 2023 · Operations

How Metrics‑Driven Development Supercharges a Used‑Car Platform

This article examines how a metrics‑driven development approach, combined with observability tools like Prometheus, helped a large online used‑car marketplace improve system insight, accelerate business processes, and deliver measurable performance and efficiency gains across both customer‑facing and dealer‑facing operations.

Data-Driven EngineeringMetrics-Driven DevelopmentPerformance
0 likes · 16 min read
How Metrics‑Driven Development Supercharges a Used‑Car Platform
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Oct 25, 2023 · Frontend Development

Implementing Web Page Screenshot Functionality in the Browser: Techniques, Libraries, and Optimizations

This article explores how to capture and process screenshots of web pages directly in the browser, discussing canvas drawImage basics, pixel extraction, the trade‑offs of using html2canvas versus dom‑to‑image, performance and bundle size considerations, and alternative plugin‑based approaches.

CanvasPerformancedom to image
0 likes · 18 min read
Implementing Web Page Screenshot Functionality in the Browser: Techniques, Libraries, and Optimizations
Java Architect Essentials
Java Architect Essentials
Oct 24, 2023 · Backend Development

10 Essential Java Stream API Best Practices

This article presents ten practical Java Stream API best‑practice tips—including using primitive streams, avoiding nested streams, cautious parallelism, lazy evaluation, side‑effect prevention, immutability, proper ordering of filter/map, method references, distinct and sorted usage—to help developers write more efficient, readable, and safe stream code.

Functional ProgrammingJavaPerformance
0 likes · 8 min read
10 Essential Java Stream API Best Practices
MoonWebTeam
MoonWebTeam
Oct 24, 2023 · Frontend Development

Choosing the Right Web Rendering Mode: From CSR to ISR Explained

This article walks you through the evolution of web rendering modes—from early static pages to modern CSR, SSR, SSG, ISR, and edge‑rendering techniques—explaining their design ideas, pros and cons, and how to pick the best fit for different performance, cost, and development scenarios.

CSRPerformanceRendering
0 likes · 36 min read
Choosing the Right Web Rendering Mode: From CSR to ISR Explained
ByteFE
ByteFE
Oct 23, 2023 · Frontend Development

Master High‑Performance Data Tables with VTable: A Quick‑Start Guide

This guide introduces VTable, an open‑source high‑performance table component built on VRender, covering installation via npm or CDN, basic usage, table types, cell rendering options, interaction features, theming, and performance characteristics for modern web applications.

Data TableJavaScriptPerformance
0 likes · 9 min read
Master High‑Performance Data Tables with VTable: A Quick‑Start Guide
37 Interactive Technology Team
37 Interactive Technology Team
Oct 23, 2023 · Backend Development

Investigation of Go HTTP Client Connection Pool Not Reusing Connections

The investigation revealed that the Go http.Client was not reusing connections because response bodies were closed before being fully read, causing the underlying connections to be marked dead; fully reading the bodies restored pooling, eliminated DNS‑resolution timeouts and dramatically lowered query‑per‑second spikes.

Connection PoolDNSGo
0 likes · 9 min read
Investigation of Go HTTP Client Connection Pool Not Reusing Connections
Architecture Digest
Architecture Digest
Oct 23, 2023 · Backend Development

Optimizing SpringBoot Startup Time: Analyzing Bean Scanning and Initialization Bottlenecks

This article investigates why a SpringBoot service takes 6‑7 minutes to start, identifies the bean‑scanning and bean‑initialization phases as the main performance culprits, and presents concrete JavaConfig and starter‑based solutions to reduce startup time to around 40 seconds while handling cache auto‑configuration pitfalls.

AutoConfigurationBeanScanningCache
0 likes · 19 min read
Optimizing SpringBoot Startup Time: Analyzing Bean Scanning and Initialization Bottlenecks
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Oct 23, 2023 · Backend Development

Boost Spring Performance: AOP Logging, Caching, Thread Pools & DB Optimizations

This article presents practical Spring performance optimization techniques—including AOP‑based logging, second‑level caching with @Cacheable, reducing database queries via fetch strategies, employing thread‑pool executors, and general database query tuning—to improve application speed and resource efficiency.

AOPDatabasePerformance
0 likes · 9 min read
Boost Spring Performance: AOP Logging, Caching, Thread Pools & DB Optimizations
NetEase Cloud Music Tech Team
NetEase Cloud Music Tech Team
Oct 20, 2023 · Mobile Development

How to Seamlessly Replace OkHttp with Cronet on Android

This article details the motivation, architecture, and step‑by‑step integration of Google’s Cronet network library into NetEase Cloud Music’s Android client, covering adaptation layers, interceptor handling, timeout support, compatibility fixes, performance gains, and future QUIC enhancements.

AndroidCronetPerformance
0 likes · 15 min read
How to Seamlessly Replace OkHttp with Cronet on Android
JD Retail Technology
JD Retail Technology
Oct 20, 2023 · Databases

Understanding Pagination Issues with ORDER BY and LIMIT in MySQL

This article examines why combining ORDER BY with LIMIT in MySQL pagination can produce duplicate rows on subsequent pages, analyzes the optimizer’s priority‑queue behavior introduced in version 5.6, and presents practical solutions such as using unique sort keys, adding ID ordering, and understanding deep‑pagination limitations.

LIMITMySQLORDER BY
0 likes · 8 min read
Understanding Pagination Issues with ORDER BY and LIMIT in MySQL
dbaplus Community
dbaplus Community
Oct 18, 2023 · Databases

Doris vs ClickHouse: Which Database Delivers Faster Writes and Queries?

This article presents a systematic performance comparison between Doris and ClickHouse, covering data ingestion speed, SQL syntax differences, hardware impact, and detailed query benchmarks across multiple scenarios, ultimately revealing that each system excels in different use cases.

Big DataClickHouseDatabase Comparison
0 likes · 15 min read
Doris vs ClickHouse: Which Database Delivers Faster Writes and Queries?
Architecture & Thinking
Architecture & Thinking
Oct 17, 2023 · Backend Development

Boost Throughput with RocketMQ Batch Messaging: How and Why

This article explains why batch messaging in RocketMQ is crucial for high-throughput systems, outlines its characteristics and ideal scenarios, and provides complete Java code examples for sending and splitting large batches to improve performance and reduce downstream API calls.

Batch MessagingJavaMessage Queue
0 likes · 7 min read
Boost Throughput with RocketMQ Batch Messaging: How and Why
NetEase Cloud Music Tech Team
NetEase Cloud Music Tech Team
Oct 17, 2023 · Frontend Development

Supporting Core Homepage Scenarios with Visual Building and Low-Code: NetEase Cloud Music Case Study

NetEase Cloud Music’s Lingqu visual‑building platform lets a single front‑end developer drag‑and‑drop DSL cards to design, deploy and manage the high‑traffic Discovery and Music homepage flows, delivering near‑native performance, dynamic iteration, data‑decoupled sourcing, fine‑grained targeting and comprehensive quality‑assurance without traditional release cycles.

DSLPerformancefrontend
0 likes · 11 min read
Supporting Core Homepage Scenarios with Visual Building and Low-Code: NetEase Cloud Music Case Study
php Courses
php Courses
Oct 16, 2023 · Backend Development

Techniques to Optimize PHP and MySQL Access Speed

This article presents practical methods—including indexing, query consolidation, field selection, PHP code refinements, and caching strategies with Redis and page caching—to significantly improve the performance of PHP‑MySQL applications, accompanied by concrete code examples.

DatabaseMySQLOptimization
0 likes · 6 min read
Techniques to Optimize PHP and MySQL Access Speed
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Oct 16, 2023 · Frontend Development

Comprehensive Front‑End Code Review Checklist and Best Practices

This article presents a detailed front‑end code review guide covering quality, functionality, performance, security, testability, readability, reusability, compatibility, polyfill configuration, and practical testing examples such as Cypress end‑to‑end tests, all organized with clear checklists and code snippets.

PerformanceSecurityTesting
0 likes · 17 min read
Comprehensive Front‑End Code Review Checklist and Best Practices
Efficient Ops
Efficient Ops
Oct 15, 2023 · Databases

How to Diagnose and Fix Slow Redis Responses: A Step-by-Step Guide

This article walks through practical methods for troubleshooting slow service alerts, diagnosing Redis performance bottlenecks, and reproducing issues with local demos and load simulations, offering concrete metrics, command‑line checks, and mitigation strategies such as scaling, rate‑limiting, and pipeline optimization.

OperationsPerformanceRedis
0 likes · 22 min read
How to Diagnose and Fix Slow Redis Responses: A Step-by-Step Guide
21CTO
21CTO
Oct 15, 2023 · Backend Development

Rust vs Go for Backend Development: Which Language Wins?

This article compares Rust and Go across performance, language features, concurrency, memory safety, ecosystem, learning curve, and real‑world use cases to help backend developers choose the most suitable language for their projects.

GoPerformanceRust
0 likes · 19 min read
Rust vs Go for Backend Development: Which Language Wins?
Wukong Talks Architecture
Wukong Talks Architecture
Oct 12, 2023 · R&D Management

How to Set Reasonable Team Goals Using the SMART Principle

This article explains how applying the SMART framework—Specific, Measurable, Achievable, Relevant, and Time‑bound—helps teams define clear, actionable goals, differentiate measurable KPIs from broader KRAs, and avoid common pitfalls such as vague objectives or resource‑driven targets.

KPIsPerformanceR&D
0 likes · 5 min read
How to Set Reasonable Team Goals Using the SMART Principle
dbaplus Community
dbaplus Community
Oct 11, 2023 · Databases

Detect and Cure MySQL Replication Lag: Step‑by‑Step Guide

This article explains how to identify whether MySQL replication delay originates from the I/O thread or SQL thread, demonstrates diagnostic commands, and provides practical tips, configuration tweaks, and monitoring tools such as pt‑stalk to reduce lag and improve replication performance.

MySQLPerformancept-stalk
0 likes · 11 min read
Detect and Cure MySQL Replication Lag: Step‑by‑Step Guide
JD Tech
JD Tech
Oct 9, 2023 · Frontend Development

Design and Implementation of a Flexible H5 Navigation Bar Component for Mobile Applications

This article analyzes the limitations of native navigation bars on mobile pages, proposes a reusable H5 navigation‑bar component (@pango/navigation-bar) with performance, cost, and user‑experience benefits, details its architecture, configuration, code usage, exception handling, and adaptation for foldable screens, and outlines the open‑source plan.

ComponentConfigurationMobile Web
0 likes · 17 min read
Design and Implementation of a Flexible H5 Navigation Bar Component for Mobile Applications
dbaplus Community
dbaplus Community
Oct 8, 2023 · Databases

How to Optimize Pagination for Massive MySQL Tables with Sharding

When a single MySQL table grows to millions of rows, offset‑based pagination becomes painfully slow, so this article explains why, measures the performance impact, and presents three practical sharding‑aware pagination strategies—including global query, jump‑page prohibition, and a two‑step query method—along with concrete SQL rewrites and optimization tips.

MySQLPaginationPerformance
0 likes · 16 min read
How to Optimize Pagination for Massive MySQL Tables with Sharding
php Courses
php Courses
Oct 7, 2023 · Backend Development

PHP Performance Optimization Techniques and Functions

This article outlines key PHP performance optimization strategies—including caching with Memcache or Redis, using efficient database access via PDO, selecting optimal loop constructs like foreach and array_map, and avoiding redundant function calls—to improve execution speed and user experience.

DatabaseLoopsOptimization
0 likes · 5 min read
PHP Performance Optimization Techniques and Functions
21CTO
21CTO
Oct 5, 2023 · Fundamentals

What’s Coming in Python 3.12? Inside the Faster CPython Roadmap

The article outlines the major performance and architectural goals for Python 3.12, describing the Faster CPython project’s specialized opcodes, multithreading proposals, object size reductions, memory‑management improvements, and API stability efforts that aim to boost speed and maintainability.

CPythonMemory ManagementPEP
0 likes · 8 min read
What’s Coming in Python 3.12? Inside the Faster CPython Roadmap
DataFunSummit
DataFunSummit
Oct 2, 2023 · Artificial Intelligence

WeChat NLP Algorithm Microservice Governance: Challenges and Solutions

This article examines the governance of WeChat's NLP algorithm microservices, outlining the management, performance, and scheduling challenges they face and presenting solutions such as automated CI/CD pipelines, dynamic scaling, DAG‑based service composition, a custom tracing system, the PyInter interpreter, and an improved load‑balancing algorithm.

CI/CDNLPPerformance
0 likes · 12 min read
WeChat NLP Algorithm Microservice Governance: Challenges and Solutions
Java Tech Enthusiast
Java Tech Enthusiast
Oct 2, 2023 · Backend Development

AviatorScript: High‑Performance JVM Expression Engine – Features, Usage, and Examples

AviatorScript is a lightweight, high‑performance JVM expression engine and full‑featured scripting language that supports Java‑like operators, first‑class functions, closures, high‑precision arithmetic, script syntax, modularity, sandboxing, and can compile to bytecode for fast rule‑engine, formula, and ELT use cases.

AviatorExpression EngineJVM
0 likes · 8 min read
AviatorScript: High‑Performance JVM Expression Engine – Features, Usage, and Examples
Architect
Architect
Sep 30, 2023 · Backend Development

Mastering Nginx ip_hash for Session Affinity and Its Common Pitfalls

This article explains how Nginx's ip_hash directive implements session affinity by routing all requests from the same client IP to a single backend server, demonstrates configuration examples, analyzes behavior when servers go down, and discusses the method's limitations such as load imbalance and dynamic IP issues.

ConfigurationIP HashPerformance
0 likes · 11 min read
Mastering Nginx ip_hash for Session Affinity and Its Common Pitfalls
Java Architect Essentials
Java Architect Essentials
Sep 30, 2023 · Backend Development

Optimizing Apache HttpClient for High Concurrency: Pooling, Keep‑Alive, and Configuration

This article explains how to dramatically improve the performance of a high‑traffic Java service by reusing a singleton HttpClient, enabling connection pooling and keep‑alive, tuning timeout and retry settings, and adding an idle‑connection monitor to reduce average request latency from 250 ms to about 80 ms.

ConnectionPoolingHttpClientJava
0 likes · 13 min read
Optimizing Apache HttpClient for High Concurrency: Pooling, Keep‑Alive, and Configuration
Tencent Cloud Developer
Tencent Cloud Developer
Sep 28, 2023 · Databases

Redis Service Latency Diagnosis and Optimization – A Systematic Approach

The article outlines a systematic three‑step workflow—general service diagnostics, Redis‑specific checks, and reproducible load testing—to pinpoint a hot‑key‑driven CPU bottleneck, then evaluates mitigation options such as read‑write separation, pipelining, and an application‑level cache, ultimately showing the cache’s effectiveness in cutting latency and CPU usage.

CachePerformanceRedis
0 likes · 21 min read
Redis Service Latency Diagnosis and Optimization – A Systematic Approach
Architecture & Thinking
Architecture & Thinking
Sep 26, 2023 · Databases

How to Diagnose and Fix Redis Slow Execution: Practical Tips and Tools

This article explains how to detect Redis performance degradation, monitor latency and slow logs, and provides concrete optimization techniques such as network latency reduction, command tuning, RDB/AOF handling, swap management, expiration strategies, and big‑key mitigation to keep Redis fast and reliable.

Performanceslowlog
0 likes · 23 min read
How to Diagnose and Fix Redis Slow Execution: Practical Tips and Tools
Programmer DD
Programmer DD
Sep 26, 2023 · Fundamentals

GraalVM for JDK 21 Released – Full Virtual Thread & Native Image Support

The new GraalVM for JDK 21 brings full virtual‑thread support, native‑image capabilities without preview flags, performance improvements, early Java Vector API optimizations, and a high‑performance runtime for Java and other languages, with download links and additional resources for developers.

GraalVMJDK21Java
0 likes · 4 min read
GraalVM for JDK 21 Released – Full Virtual Thread & Native Image Support
DaTaobao Tech
DaTaobao Tech
Sep 25, 2023 · Backend Development

HTTP3/QUIC Upgrade and Performance Improvements in Taobao's Long‑Chain Network

Taobao migrated its long‑chain network from a private SlightSSL over HTTP/2 to a full HTTP3/QUIC stack built on the XQUIC library, adding unified TNET interfaces, UDP probing and fallback, which cut recommendation latency by up to 33 %, transaction latency 32 %, boosted upload speed 21 % and short‑video download 18 % while solving UDP port, load‑balancing and kernel memory challenges.

PerformanceQUICTaobao
0 likes · 15 min read
HTTP3/QUIC Upgrade and Performance Improvements in Taobao's Long‑Chain Network
MaGe Linux Operations
MaGe Linux Operations
Sep 23, 2023 · Cloud Native

Top 8 Docker Monitoring Tools to Boost Container Visibility

This article reviews eight popular Docker monitoring solutions, detailing their key features such as performance metrics, dashboards, alerting, capacity planning, log analysis, and ease of setup, helping you choose the right tool for container observability.

DockerOperationsPerformance
0 likes · 8 min read
Top 8 Docker Monitoring Tools to Boost Container Visibility
ITPUB
ITPUB
Sep 22, 2023 · Databases

What Will the Third‑Generation Distributed Database Look Like? Key Features and Challenges

The article reviews 70 years of database evolution, outlines the two historic generations of distributed databases, highlights unresolved issues of correctness, performance and usability, and proposes a forward‑looking “third‑generation” vision that seeks 100 % data integrity, top speed, and true ease of use.

CAP theoremPerformanceUsability
0 likes · 13 min read
What Will the Third‑Generation Distributed Database Look Like? Key Features and Challenges
php Courses
php Courses
Sep 22, 2023 · Frontend Development

19 Common JavaScript Performance Pitfalls and How to Avoid Them

This article identifies nineteen common performance pitfalls in JavaScript and Node.js applications—ranging from improper variable scope and inefficient DOM manipulation to blocking I/O, unoptimized loops, and excessive dependencies—providing illustrative code examples and actionable solutions to improve speed and responsiveness.

JavaScriptNode.jsOptimization
0 likes · 16 min read
19 Common JavaScript Performance Pitfalls and How to Avoid Them
21CTO
21CTO
Sep 21, 2023 · Frontend Development

What’s New in Next.js 13.5? Key Features and Performance Boosts Explained

Next.js 13.5, the latest version of Vercel’s React‑based full‑stack framework, introduces significant performance improvements, new middleware capabilities, enhanced image handling, and expanded documentation, while supporting edge runtime, IPv6, and experimental features, positioning it as a leading tool for modern web development.

PerformanceReActVercel
0 likes · 7 min read
What’s New in Next.js 13.5? Key Features and Performance Boosts Explained
21CTO
21CTO
Sep 21, 2023 · Operations

How Desktop QQ Tamed Memory Bloat: Deep Dive into Electron Optimization

This article details the systematic memory‑usage analysis and multi‑stage optimization performed on the desktop QQ Electron client, covering background challenges, target metrics, tooling, code and resource slimming, rendering layer tuning, Lottie handling, online monitoring, and the resulting stable sub‑300 MB memory footprint.

Desktop applicationElectronPerformance
0 likes · 24 min read
How Desktop QQ Tamed Memory Bloat: Deep Dive into Electron Optimization
Architecture Digest
Architecture Digest
Sep 21, 2023 · Backend Development

Using MapStruct for Efficient Bean Copying in Java Applications

This article explains why manual property copying in layered Java applications is inefficient, compares traditional approaches such as manual setters, Spring BeanUtils, and CGLIB BeanCopier, and demonstrates how MapStruct provides high‑performance, type‑safe, compile‑time generated mappers with support for deep copy, collection mapping, field ignoring, and Lombok integration.

BeanMappingCodeGenerationDeepCopy
0 likes · 10 min read
Using MapStruct for Efficient Bean Copying in Java Applications
Python Programming Learning Circle
Python Programming Learning Circle
Sep 21, 2023 · Fundamentals

Python Performance Optimization Tips

This article presents practical Python performance optimization techniques, including using local variables, minimizing function calls, employing mappings over conditionals, iterating directly over sequences, preferring generator expressions, pre‑compiling code, and structuring modules with functions to reduce overhead and improve efficiency.

CodingPerformancePython
0 likes · 6 min read
Python Performance Optimization Tips
DeWu Technology
DeWu Technology
Sep 20, 2023 · Fundamentals

Understanding ZGC: Architecture, Key Features, and Execution Cycle

ZGC, introduced in JDK 11, is a non‑generational, highly concurrent Java garbage collector that uses colored pointers and load barriers to achieve sub‑10 ms pause times—even on terabyte‑scale heaps—while limiting throughput loss to under 15 % through three brief stop‑the‑world phases and four concurrent phases.

Garbage CollectionJVMPerformance
0 likes · 17 min read
Understanding ZGC: Architecture, Key Features, and Execution Cycle
Huawei Cloud Developer Alliance
Huawei Cloud Developer Alliance
Sep 20, 2023 · Databases

How Huawei’s Multi‑Master Cloud Database Beats Aurora and CockroachDB

The article explains Huawei's VLDB 2023 paper on a cloud‑native multi‑master database, detailing its architecture, novel VS‑clock and hybrid lock techniques, and presents extensive performance experiments that show near‑linear scalability and superior throughput and latency compared with Aurora and CockroachDB.

DatabasePerformancecloud-native
0 likes · 19 min read
How Huawei’s Multi‑Master Cloud Database Beats Aurora and CockroachDB
NetEase Cloud Music Tech Team
NetEase Cloud Music Tech Team
Sep 20, 2023 · Operations

How to Slash Android Build Times with Incremental Transform and DexMerge Tweaks

This article details a deep dive into Android Gradle build bottlenecks, analyzes the heavy Transform and dexMerge stages, and presents practical incremental build and hot‑update strategies—including code hooks, bucket handling, and dex reordering—that reduce typical build times from dozens of seconds to just a few.

AndroidBuild OptimizationDexMerge
0 likes · 20 min read
How to Slash Android Build Times with Incremental Transform and DexMerge Tweaks
Top Architect
Top Architect
Sep 19, 2023 · Backend Development

Analyzing and Resolving Unexpected JVM GC Spikes in Production

This article recounts a production incident where a container's CPU spiked due to abnormal JVM garbage collection, walks through step-by-step diagnostics using top, jstack, and thread analysis, explains the root cause in an Excel export routine, and concludes with a brief promotion of a ChatGPT community.

DockerGarbage CollectionJVM
0 likes · 8 min read
Analyzing and Resolving Unexpected JVM GC Spikes in Production
Tencent Cloud Developer
Tencent Cloud Developer
Sep 18, 2023 · Databases

Who Is the World's Most Successful Database? An In‑Depth Technical Comparison of PostgreSQL and MySQL

The article evaluates database success by comparing PostgreSQL and MySQL across popularity, features, licensing, transaction behavior, MVCC, concurrency models, and use cases, showing PostgreSQL leads in complex queries and feature richness while MySQL remains the most widely used OLTP system, especially in China.

DB-EnginesDatabase ComparisonMVCC
0 likes · 15 min read
Who Is the World's Most Successful Database? An In‑Depth Technical Comparison of PostgreSQL and MySQL
DaTaobao Tech
DaTaobao Tech
Sep 18, 2023 · Databases

Comprehensive Approach to Slow SQL Detection and Governance

The Taobao platform’s slow‑SQL governance team implemented a comprehensive detection and governance pipeline—combining internal slow‑log tools, database slow‑query logs, and JVM‑Sandbox instrumentation to capture full SQL details, scoring high‑risk queries by execution time, scans, and standards violations, then prioritizing remediation through health scores, branch‑diff checks, and issue tracking—significantly cutting DB‑related incidents and boosting system stability.

DatabaseGovernancePerformance
0 likes · 12 min read
Comprehensive Approach to Slow SQL Detection and Governance
php Courses
php Courses
Sep 18, 2023 · Databases

How to Implement High‑Performance Database Search with PHP

This article explains how to achieve high‑performance database search in PHP by optimizing schema, writing efficient SQL, using mysqli/PDO functions, employing caching tools like Memcached or Redis, and integrating full‑text engines such as Elasticsearch, with complete code examples.

Full-text SearchPerformanceSQL
0 likes · 6 min read
How to Implement High‑Performance Database Search with PHP
IT Services Circle
IT Services Circle
Sep 16, 2023 · Artificial Intelligence

Porting Llama2 to Mojo: Massive Performance Boosts and Insights

Former Meta engineer Aydyn Tairov quickly ported the Python implementation of Llama2 to the newly released Mojo language, demonstrating that Mojo’s SIMD primitives can accelerate Python code by up to 250 times and even make the Python version run 20% faster than the original C implementation.

C++Llama2Meta
0 likes · 2 min read
Porting Llama2 to Mojo: Massive Performance Boosts and Insights
DataFunTalk
DataFunTalk
Sep 16, 2023 · Big Data

StarRocks Data Lake Analysis, Materialized Views, and Lakehouse Architecture

This article explains how StarRocks 3.0 extends real‑time data‑warehouse capabilities to support data‑lake analysis, external catalog integration, Trino compatibility, extensive I/O optimizations, and powerful materialized‑view features that together enable a unified, cloud‑native Lakehouse solution with high performance and flexible resource isolation.

Big DataData LakeLakehouse
0 likes · 20 min read
StarRocks Data Lake Analysis, Materialized Views, and Lakehouse Architecture
Top Architect
Top Architect
Sep 15, 2023 · Databases

Redis Overview, Features, Use Cases, and Installation Guide

This article introduces Redis as an open‑source, high‑performance in‑memory key‑value store, explains its rich data structures, underlying implementations, performance advantages, common use cases such as caching and messaging, and provides step‑by‑step installation and basic command examples for Ubuntu systems.

Data StructuresIn-Memory DatabaseInstallation
0 likes · 12 min read
Redis Overview, Features, Use Cases, and Installation Guide
21CTO
21CTO
Sep 14, 2023 · Backend Development

Is PHP Still Dominating the Web? Surprising Stats and Real-World Use Cases

This article examines PHP's continued dominance in web back‑ends by presenting recent market‑share data, CMS adoption figures, large‑scale deployments, and expert opinions, revealing why the language remains a cost‑effective, high‑performance choice for many enterprises despite predictions of its demise.

CMSPerformanceWeb Development
0 likes · 11 min read
Is PHP Still Dominating the Web? Surprising Stats and Real-World Use Cases
JD Retail Technology
JD Retail Technology
Sep 14, 2023 · Backend Development

Root Cause Analysis of Memory Leak and High Latency in a Netty‑Based Real‑Time Risk Control System Using JDK 17 ZGC

This article investigates the severe memory growth and latency spikes observed when synchronizing data across data centers in a Netty‑driven online computation service, analyzes the impact of JDK 17 ZGC and direct‑buffer allocation, and presents the debugging steps, source‑code insights, and configuration changes that ultimately resolved the issue.

DirectMemoryJavaMemoryLeak
0 likes · 13 min read
Root Cause Analysis of Memory Leak and High Latency in a Netty‑Based Real‑Time Risk Control System Using JDK 17 ZGC