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backend development

4180 articles · Page 9 of 42
FunTester
FunTester
Feb 21, 2025 · Backend Development

FastClasspathScanner: High-Performance Java Classpath Scanning Library Overview

FastClasspathScanner (formerly ClassGraph) is a high-performance Java library that dramatically speeds up classpath scanning by using multithreaded processing, smart caching, and efficient handling of complex hierarchies, making reflection-heavy frameworks, plugin systems, web applications, and code-analysis tools faster and more memory-efficient.

Classpath ScanningFastClasspathScannerJava
0 likes · 9 min read
FastClasspathScanner: High-Performance Java Classpath Scanning Library Overview
Selected Java Interview Questions
Selected Java Interview Questions
Feb 20, 2025 · Backend Development

Loading External JARs into Spring Boot: Four Practical Approaches

This article explains how to make custom classes visible to Spring Boot by loading external JAR files through four methods—extending the classpath, using Spring Boot's loader.path parameter, creating a custom ClassLoader, and modifying the boot classpath—while also showing how to configure scanning and packaging details.

ClassLoaderJAR LoadingJava
0 likes · 8 min read
Loading External JARs into Spring Boot: Four Practical Approaches
macrozheng
macrozheng
Feb 20, 2025 · Backend Development

Master Java Concurrency & SpringBoot: DJI Interview Insights & Advanced Locks

This article combines a DJI interview experience—including salary and bonus details—with an in‑depth guide to Java concurrency tools, lock implementations, SpringBoot AOP, filters vs. interceptors, Kafka ordering, zero‑copy techniques, and related backend development best practices.

KafkaLocksbackend development
0 likes · 26 min read
Master Java Concurrency & SpringBoot: DJI Interview Insights & Advanced Locks
Cognitive Technology Team
Cognitive Technology Team
Feb 20, 2025 · Backend Development

Understanding the Java Memory Model and Diagnosing OutOfMemoryError

This article explains the Java memory model, outlines common OutOfMemoryError types, and provides a step‑by‑step guide for diagnosing, fixing, and preventing memory‑related issues in large‑scale Java applications, including heap, metaspace, and stack analysis, JVM flag tuning, and best‑practice recommendations for resource handling and monitoring.

JVMJavaOutOfMemoryError
0 likes · 8 min read
Understanding the Java Memory Model and Diagnosing OutOfMemoryError
vivo Internet Technology
vivo Internet Technology
Feb 19, 2025 · Backend Development

vivo HTTPDNS End-to-End Integrated Solution: Architecture, Optimizations, and Business Impact

vivo’s end‑to‑end HTTPDNS solution integrates a client SDK, high‑performance service, unified scheduling gateway, and full‑link monitoring, cutting resolution latency by 36%, boosting DNS success to 99.85%, handling 1.5 billion queries daily, and preventing hijacking and misblocking across its ecosystem.

DNS resolutionHTTPDNSNetwork Acceleration
0 likes · 19 min read
vivo HTTPDNS End-to-End Integrated Solution: Architecture, Optimizations, and Business Impact
Top Architect
Top Architect
Feb 18, 2025 · Backend Development

Introducing LiteFlow: A Lightweight Rule Engine for Java Backend Development

This article introduces LiteFlow, a lightweight yet powerful Java rule engine, explains its architecture, component types, EL rule file syntax, configuration options, and demonstrates a real‑world e‑commerce workflow example, providing code snippets and deployment tips for backend developers.

JavaLiteFlowRule Engine
0 likes · 11 min read
Introducing LiteFlow: A Lightweight Rule Engine for Java Backend Development
Su San Talks Tech
Su San Talks Tech
Feb 18, 2025 · Databases

Four Proven Multi‑Tenant Isolation Patterns and When to Use Them

This article examines four common multi‑tenant isolation strategies—field filtering, schema separation, independent databases, and hybrid approaches—detailing their architectures, code implementations, operational trade‑offs, and suitability for different business scenarios, helping engineers balance security, cost, and performance.

Database isolationbackend developmentmulti-tenant
0 likes · 10 min read
Four Proven Multi‑Tenant Isolation Patterns and When to Use Them
php Courses
php Courses
Feb 18, 2025 · Backend Development

Comprehensive Guide to PHP 8.4 File System Operations for Beginners

This article provides a thorough introduction to PHP 8.4 file system operations, covering core functions for file handling, directory management, and metadata retrieval, along with practical examples, best‑practice security tips, and real‑world use cases for web developers.

File SystemFilesystemPHP
0 likes · 9 min read
Comprehensive Guide to PHP 8.4 File System Operations for Beginners
php Courses
php Courses
Feb 18, 2025 · Backend Development

Introduction to PHP: History, Advantages, and Summary

PHP, an open-source server-side scripting language introduced in 1994, has evolved through versions 1.0 to 8.0, offering simple syntax, cross-platform support, strong database integration, extensive libraries, and a vibrant community, making it a powerful and accessible tool for modern web development.

PHPScripting Languagebackend development
0 likes · 4 min read
Introduction to PHP: History, Advantages, and Summary
php Courses
php Courses
Feb 17, 2025 · Backend Development

Applying Strategy and Chain of Responsibility Patterns in Symfony: Deep Dive with PHP Code Examples

This article explains how the Strategy and Chain of Responsibility design patterns are applied within the Symfony framework, providing detailed PHP code examples, discussing their integration in core components, and highlighting the architectural benefits such as flexibility, loose coupling, and maintainability.

Chain of ResponsibilityDesign PatternsPHP
0 likes · 7 min read
Applying Strategy and Chain of Responsibility Patterns in Symfony: Deep Dive with PHP Code Examples
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Feb 16, 2025 · Backend Development

Unlock Remote Server Access in Spring Boot 3 with JSch: Read Files & Run Commands

This article introduces the Java JSch library for Spring Boot 3, demonstrating how to read remote files without downloading, execute commands on a remote host, and obtain an interactive shell prompt, complete with Maven dependency setup, code examples, and execution results, while promising ongoing updates to the case collection.

JSchJavaSpring Boot
0 likes · 7 min read
Unlock Remote Server Access in Spring Boot 3 with JSch: Read Files & Run Commands
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Feb 13, 2025 · Backend Development

Mastering Spring Boot 3: Real‑World Cases, ThreadLocal, Async & More

This article presents a continuously updated collection of over 90 practical Spring Boot 3 examples, covering request/response access, ThreadLocal handling, async interceptors, request metadata extraction, custom type converters, 404 error handling, and related source code to help developers build robust backend services.

JavaRequest HandlingSpring Boot
0 likes · 10 min read
Mastering Spring Boot 3: Real‑World Cases, ThreadLocal, Async & More
Test Development Learning Exchange
Test Development Learning Exchange
Feb 12, 2025 · Operations

20 Python Automation Scripts for Common Tasks

This article presents twenty practical Python scripts that automate everyday tasks such as batch file renaming, email sending, scheduling reminders, generating reports, backing up files, updating Excel sheets, downloading web pages, filling forms, extracting PDF text, converting file formats, visualizing data, and more, providing ready-to-use code examples for each.

OperationsPythonautomation
0 likes · 10 min read
20 Python Automation Scripts for Common Tasks
Java Tech Enthusiast
Java Tech Enthusiast
Feb 12, 2025 · Backend Development

How to Implement Single Device Login in Web Applications

The article explains how to enforce single‑device login in web apps by contrasting token‑version control—incrementing a version field in the database and embedding it in JWTs to invalidate older tokens—with a WebSocket‑based method that pushes real‑time logout messages, comparing their trade‑offs and suggesting a hybrid solution.

AuthenticationWebSocketbackend development
0 likes · 5 min read
How to Implement Single Device Login in Web Applications
Sanyou's Java Diary
Sanyou's Java Diary
Feb 10, 2025 · Backend Development

10 Essential Backend Optimization Techniques Every Developer Should Master

This comprehensive guide explores ten critical backend optimization strategies—from defensive validation and batch N+1 query elimination to asynchronous processing, parallel execution, caching, connection pooling, compression, message queuing, and design patterns—providing practical examples, Go code snippets, and best‑practice insights to boost performance and reliability.

Design Patternsbackend developmentconcurrency
0 likes · 32 min read
10 Essential Backend Optimization Techniques Every Developer Should Master
macrozheng
macrozheng
Feb 10, 2025 · Backend Development

Why Arrays.asList() Can Crash Your Java App and How to Fix It

This article explains how using Arrays.asList() to convert an array into a List creates a fixed‑size collection that throws UnsupportedOperationException on add or remove operations, illustrates the issue with a real e‑commerce incident, and shows how to safely wrap the result with a mutable java.util.ArrayList.

Arrays.asListCollectionsUnsupportedOperationException
0 likes · 9 min read
Why Arrays.asList() Can Crash Your Java App and How to Fix It
php Courses
php Courses
Feb 8, 2025 · Backend Development

Adjusting Image Hue with PHP Imagick

This guide explains how to install the PHP Imagick extension and use its Imagick class to load an image, adjust its brightness, saturation, and hue with modulateImage, and then save or output the modified image, providing complete example code.

Hue AdjustmentPHPbackend development
0 likes · 4 min read
Adjusting Image Hue with PHP Imagick
php Courses
php Courses
Feb 8, 2025 · Backend Development

Understanding PHP 8.4 Property Hooks: Benefits, Examples, and Best Practices

PHP 8.4 introduces Property Hooks, a powerful feature that replaces traditional getters and setters with concise, type‑safe syntax, offering simplified code, enhanced encapsulation, automatic validation, and performance gains, illustrated through banking and e‑commerce pricing examples and practical implementation guidelines.

Object-Oriented ProgrammingPHPProperty Hooks
0 likes · 6 min read
Understanding PHP 8.4 Property Hooks: Benefits, Examples, and Best Practices
Xuanwu Backend Tech Stack
Xuanwu Backend Tech Stack
Feb 7, 2025 · Fundamentals

Mastering Java Class Loaders: Break and Follow the Parent Delegation Model

This article explains how to create custom Java class loaders by extending java.lang.ClassLoader, when to override findClass versus loadClass, demonstrates both adhering to and breaking the parent delegation model with complete code examples, and discusses common scenarios such as web servers, SPI, and hot deployment where the delegation mechanism is intentionally altered.

ClassLoaderCustom Class LoaderJVM
0 likes · 11 min read
Mastering Java Class Loaders: Break and Follow the Parent Delegation Model
macrozheng
macrozheng
Feb 7, 2025 · Backend Development

Boost Java Development with Hutool: 17 Essential Utility Classes Explained

This article introduces the Hutool Java utility library, showing how to install it via Maven and demonstrating 17 commonly used utility classes with code examples that simplify type conversion, date handling, JSON processing, string manipulation, reflection, encryption, validation, and more for backend developers.

Code ExamplesHutoolMaven
0 likes · 15 min read
Boost Java Development with Hutool: 17 Essential Utility Classes Explained
macrozheng
macrozheng
Feb 7, 2025 · Backend Development

Master Maven Dependency Analysis: Spot Unused and Undeclared JARs

This guide explains why Maven dependency analysis is essential, shows how to run mvn dependency:analyze, interprets warnings about used undeclared and unused declared dependencies, and offers practical tips for when and how to clean up your project's pom.xml safely.

Build ToolsIntelliJMaven
0 likes · 8 min read
Master Maven Dependency Analysis: Spot Unused and Undeclared JARs
Beijing SF i-TECH City Technology Team
Beijing SF i-TECH City Technology Team
Feb 7, 2025 · Backend Development

Applying Netflix Conductor for Scalable Workflow Orchestration in a Logistics System

This article details how a logistics company's platform adopted Netflix Conductor to unify and scale algorithmic task scheduling, addressing challenges such as fragmented workflows, resource imbalance, and long-running jobs by implementing dynamic DAGs, fork‑join patterns, and robust retry mechanisms, resulting in significant performance gains.

Conductorbackend developmentlogistics
0 likes · 21 min read
Applying Netflix Conductor for Scalable Workflow Orchestration in a Logistics System
Java Architecture Stack
Java Architecture Stack
Feb 7, 2025 · Backend Development

Master MyBatis Interview: Advanced Tips, Performance Hacks, and Real-World Code

This article walks senior Java developers through MyBatis fundamentals, core components, result mapping, the trade‑offs between #{} and ${}, dynamic SQL, second‑level caching, batch inserts, plugin creation, thread‑safety concerns, and concrete interview‑question solutions, all illustrated with real code snippets and performance numbers.

JavaMyBatisORM
0 likes · 11 min read
Master MyBatis Interview: Advanced Tips, Performance Hacks, and Real-World Code
IT Services Circle
IT Services Circle
Feb 5, 2025 · Backend Development

Using DeepSeek AI to Implement Task Scheduling System Sharding

The author explores how DeepSeek V3 can assist in designing a task scheduling system's sharding logic, describing system components, slot allocation, and the AI's step‑by‑step code generation, analysis, and testing process.

AI code generationDeepSeekbackend development
0 likes · 4 min read
Using DeepSeek AI to Implement Task Scheduling System Sharding
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Feb 4, 2025 · Backend Development

How to Add Domain-Based Verification to Spring Security Login in Spring Boot 3

This article announces a Spring Boot 3 case collection with 90 permanent examples, then walks through extending Spring Security login to include domain verification by defining a User entity, repository, custom filter, security configuration, Thymeleaf login page, controller, and test endpoint, complete with code snippets and screenshots.

Custom AuthenticationDomain LoginSpring Boot
0 likes · 11 min read
How to Add Domain-Based Verification to Spring Security Login in Spring Boot 3
Selected Java Interview Questions
Selected Java Interview Questions
Feb 3, 2025 · Backend Development

Advanced MapStruct Usage: Expressions, qualifiedByName, nullValueMappingStrategy, and Decorators

MapStruct is a compile‑time Java annotation processor that automates bean mapping, offering concise, high‑performance, type‑safe conversions, and advanced features such as expression mapping, qualifiedByName methods, null‑value strategies, and decorators, with full IDE support and illustrative code examples.

Annotation ProcessorJavaMapStruct
0 likes · 7 min read
Advanced MapStruct Usage: Expressions, qualifiedByName, nullValueMappingStrategy, and Decorators
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Jan 29, 2025 · Backend Development

Mastering MyBatisPlus: 12 Practical Tips to Unlock New Knowledge

This article presents twelve practical MyBatisPlus optimization techniques—including avoiding isNull, specifying select fields, batch operations, using EXISTS, safe ordering, LambdaQuery, between, index‑aware sorting, pagination, null‑handling, performance tracking, enum mapping, logical deletion, and optimistic locking—to help Java developers write cleaner, more efficient backend code.

JavaMybatisPlusORM
0 likes · 14 min read
Mastering MyBatisPlus: 12 Practical Tips to Unlock New Knowledge
Top Architect
Top Architect
Jan 26, 2025 · Backend Development

Introducing LiteFlow: A Lightweight Rule Engine for Java Backend Development

This article introduces the LiteFlow rule engine, explaining its architecture, supported rule file formats, component types, EL rule definitions, data context handling, configuration options, and demonstrates its application in an e‑commerce order processing scenario, highlighting hot‑deployment and performance benefits for Java backend development.

JavaLiteFlowRule Engine
0 likes · 12 min read
Introducing LiteFlow: A Lightweight Rule Engine for Java Backend Development
macrozheng
macrozheng
Jan 26, 2025 · Backend Development

Which Java Technologies Are Worth Learning in 2024? A Practical Guide

Based on 20 years of Java experience, this article evaluates Java technologies like JSP, Struts, Hibernate, and Servlet against practical use, depth of understanding, and interview relevance, recommending which to drop, which to master, and highlighting alternatives such as Spring MVC and MyBatis.

HibernateJSPMyBatis
0 likes · 8 min read
Which Java Technologies Are Worth Learning in 2024? A Practical Guide
php Courses
php Courses
Jan 26, 2025 · Backend Development

10 Critical PHP Development Mistakes That Could Break Your Application in 2025

This article outlines ten common PHP development errors—ranging from missing input validation and error handling to outdated versions, insecure session management, and lack of performance optimization—and provides practical recommendations to avoid them and keep applications robust.

PHPbackend developmentbest practices
0 likes · 5 min read
10 Critical PHP Development Mistakes That Could Break Your Application in 2025
Java Tech Enthusiast
Java Tech Enthusiast
Jan 25, 2025 · Fundamentals

Understanding Network Ports and Their Role in Web Services

Network ports are numeric endpoints that let operating systems direct traffic to the correct service, with standard values like 80 for HTTP, 443 for HTTPS, 22 for SSH, and others such as 3306 for MySQL, enabling developers to configure custom ports while browsers often hide these defaults for user convenience.

IPCTCP/IPWeb Services
0 likes · 17 min read
Understanding Network Ports and Their Role in Web Services
Architect
Architect
Jan 24, 2025 · Backend Development

Unveiling Spring Boot’s Magic: How @SpringBootApplication Drives Auto‑Configuration

This article deep‑dives into Spring Boot’s inner workings, explaining why dependency versions are omitted, how the spring‑boot‑starter‑parent and spring‑boot‑dependencies manage libraries, and how the composite @SpringBootApplication annotation orchestrates @SpringBootConfiguration, @EnableAutoConfiguration, and @ComponentScan to achieve seamless auto‑configuration and rapid application startup.

Auto-configurationJavaSpring Boot
0 likes · 29 min read
Unveiling Spring Boot’s Magic: How @SpringBootApplication Drives Auto‑Configuration
Architecture Digest
Architecture Digest
Jan 24, 2025 · Backend Development

Why Using 1=1 in SQL Is a Bad Habit and How to Write Cleaner Queries

This article explains why developers often insert the always‑true condition 1=1 in SQL, examines its potential performance and readability drawbacks, and demonstrates cleaner alternatives using MyBatis dynamic tags and Entity Framework to build conditional queries without unnecessary predicates.

Dynamic QueryEntity FrameworkMyBatis
0 likes · 7 min read
Why Using 1=1 in SQL Is a Bad Habit and How to Write Cleaner Queries
php Courses
php Courses
Jan 24, 2025 · Backend Development

Using PHP Generator Functions to Create Infinite Iterable Objects

This article explains PHP generator functions introduced in PHP 5.5 and enhanced in PHP 7, demonstrating how to implement infinite iterable objects such as a Fibonacci sequence, and discusses their advantages for processing large data sets, memory efficiency, and typical use cases like log handling and pagination.

Large Data ProcessingMemory OptimizationPHP
0 likes · 5 min read
Using PHP Generator Functions to Create Infinite Iterable Objects
php Courses
php Courses
Jan 24, 2025 · Backend Development

Reviving PHP: How FrankenPHP Modernizes the Language

Despite long‑standing criticism that PHP is outdated, slow, and cumbersome, the article explains why the language still matters and how FrankenPHP—a Go‑based server—injects modern performance, deployment simplicity, and future‑ready features to revitalize PHP for contemporary web development.

FrankenPHPModernizationPHP
0 likes · 8 min read
Reviving PHP: How FrankenPHP Modernizes the Language
macrozheng
macrozheng
Jan 23, 2025 · Cloud Computing

Why Cloudflare Replaced Nginx with Pingora: A Faster, Safer Proxy

Cloudflare built Pingora, a Rust‑based HTTP proxy that processes over a trillion daily requests, delivering lower latency, higher connection‑reuse, and up to 70% CPU and memory savings compared to Nginx, while adding extensible features and stronger memory safety.

CloudflareHTTP ProxyPingora
0 likes · 13 min read
Why Cloudflare Replaced Nginx with Pingora: A Faster, Safer Proxy
FunTester
FunTester
Jan 23, 2025 · Backend Development

Chapter 3: Developing a Performance Testing Engine

This chapter explains how to build a Java-based performance testing engine by dissecting common testing requirements, illustrating queue and throttling models through a supermarket analogy, and presenting thread‑based and TPS‑based designs with code examples and future extensions.

JavaTPS Modelbackend development
0 likes · 13 min read
Chapter 3: Developing a Performance Testing Engine
Top Architect
Top Architect
Jan 22, 2025 · Backend Development

Understanding Plugin Mechanisms in Java and Spring Boot

This article explains the concept of plugin mechanisms in Java and Spring Boot, covering benefits, common implementation approaches such as ServiceLoader and custom configuration, detailed code examples, and practical guidance for building extensible backend systems.

JavaSPISpring Boot
0 likes · 22 min read
Understanding Plugin Mechanisms in Java and Spring Boot
php Courses
php Courses
Jan 21, 2025 · Backend Development

Understanding PHP Classes: Concepts, Benefits, and Practical Examples

This article introduces PHP classes as object blueprints, explains why they improve code organization, reusability, maintainability, and security, and provides concrete PHP 8.4 examples such as Product, ShoppingCart, User, Order, and best‑practice guidelines like SRP, encapsulation, and type safety.

ClassesOOPObject-Oriented Programming
0 likes · 10 min read
Understanding PHP Classes: Concepts, Benefits, and Practical Examples
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Jan 21, 2025 · Backend Development

Mastering ConcurrentHashMap: Build High‑Performance Caches in Spring Boot 3

This article explains why ConcurrentHashMap is ideal for high‑concurrency caching, outlines its key features, and provides step‑by‑step Java examples—including a basic in‑memory cache, an expiring cache, and an auto‑loading cache—plus a recommendation to use Caffeine for production workloads.

CachingConcurrentHashMapSpring Boot
0 likes · 11 min read
Mastering ConcurrentHashMap: Build High‑Performance Caches in Spring Boot 3
Top Architect
Top Architect
Jan 19, 2025 · Backend Development

Understanding Kafka Consumer: Offset Management, Rebalance, Partition Assignment, and Thread Safety

This article provides a comprehensive technical walkthrough of KafkaConsumer, covering Java configuration code, delivery semantics (at‑most‑once, at‑least‑once, exactly‑once), offset commit strategies, rebalance mechanisms, partition assignment algorithms, thread‑safety concerns, and internal poll implementation, followed by unrelated promotional content.

ConsumerKafkaPartition Assignment
0 likes · 16 min read
Understanding Kafka Consumer: Offset Management, Rebalance, Partition Assignment, and Thread Safety
php Courses
php Courses
Jan 17, 2025 · Backend Development

Understanding PHP Session Management: Concepts, Functions, and Best Practices

This article explains the fundamentals of PHP session management, covering how sessions store and transmit user data across pages, essential functions like session_start() and $_SESSION, practical code examples, and common pitfalls to avoid for secure and efficient web applications.

PHPSession ManagementWeb Security
0 likes · 6 min read
Understanding PHP Session Management: Concepts, Functions, and Best Practices
Java Architecture Diary
Java Architecture Diary
Jan 17, 2025 · Information Security

Why Spring Security 7.0 Forces Lambda DSL and How to Migrate Your Configurations

Spring Security 7.0 drops the traditional chain‑style configuration in favor of a new Lambda DSL, offering clearer hierarchy, type safety, and IDE support; the article explains the breaking change, compares old and new syntax, provides migration examples, and shares tips for custom DSLs and WebFlux security.

Lambda DSLSpring Securitybackend development
0 likes · 9 min read
Why Spring Security 7.0 Forces Lambda DSL and How to Migrate Your Configurations
php Courses
php Courses
Jan 15, 2025 · Backend Development

Understanding and Building a PHP Interpreter with C

This course introduces the background and features of PHP, explains the inner workings of the PHP interpreter—including lexical analysis, parsing, and the virtual machine—and guides students through implementing these components in C to create a simple interpreter while enhancing their programming and problem‑solving skills.

C languagePHPbackend development
0 likes · 3 min read
Understanding and Building a PHP Interpreter with C
Java Architect Essentials
Java Architect Essentials
Jan 14, 2025 · Databases

Implementing Online User Counting with Redis Sorted Sets (ZSET)

This article explains how to track online users by storing their identifiers in a Redis sorted set, using expiration timestamps as scores, and demonstrates adding, querying, and cleaning up entries with ZADD, ZRANGEBYSCORE, ZREMRANGEBYSCORE, and ZREM commands in both Java and JavaScript.

JavaJavaScriptRedis
0 likes · 7 min read
Implementing Online User Counting with Redis Sorted Sets (ZSET)
Xuanwu Backend Tech Stack
Xuanwu Backend Tech Stack
Jan 14, 2025 · Backend Development

Mastering Java ThreadLocal: Core Operations, Map Structure, and Practical Examples

This article explains Java's ThreadLocal mechanism, detailing its internal ThreadLocalMap structure, core set/get/remove operations with full code examples, and demonstrates how multiple ThreadLocal variables are stored per thread, providing a clear understanding of thread‑local storage in backend development.

JavaThreadLocalThreadLocalMap
0 likes · 6 min read
Mastering Java ThreadLocal: Core Operations, Map Structure, and Practical Examples
DevOps
DevOps
Jan 13, 2025 · Backend Development

Comprehensive Guide to API Design, Optimization, Security, and Maintenance

This article provides a thorough guide on API (interface) fundamentals, design principles, optimization techniques, security measures, and maintenance practices, offering practical examples and code snippets for building robust, high‑performance modern backend services.

API Designbackend developmentperformance optimization
0 likes · 21 min read
Comprehensive Guide to API Design, Optimization, Security, and Maintenance
Architect
Architect
Jan 13, 2025 · Backend Development

Designing a Flexible Permission Control System with Java Annotations and Spring AOP

This article explains how to build a flexible, scalable permission control system in Java using custom annotations and Spring AOP, covering basic concepts, system requirements analysis, database schema design, annotation definitions, aspect implementation, and business logic services for comprehensive access management.

JavaPermission Controlbackend development
0 likes · 19 min read
Designing a Flexible Permission Control System with Java Annotations and Spring AOP
php Courses
php Courses
Jan 13, 2025 · Backend Development

Key New Features of PHP 8 with Code Examples

This article introduces the major PHP 8 enhancements—including JIT compilation, named parameters, improved anonymous classes, and loose type checking—explaining each feature and providing clear code samples to help developers adopt them for more efficient and readable backend code.

Anonymous ClassesJITLoose Type Checking
0 likes · 4 min read
Key New Features of PHP 8 with Code Examples
php Courses
php Courses
Jan 13, 2025 · Backend Development

Building GraphQL Services with Go: Course Overview

This course teaches developers with Go experience how to design and implement GraphQL APIs, covering fundamentals, server construction, request handling, schema definition, and practical deployment techniques to enhance data interaction flexibility and efficiency.

APIGoGraphQL
0 likes · 2 min read
Building GraphQL Services with Go: Course Overview
dbaplus Community
dbaplus Community
Jan 12, 2025 · Backend Development

How Redis Stream Replaced MQ in High‑Throughput Traffic Processing

This article explains why the traffic team switched from traditional MQ to Redis Stream, covering the underlying concepts, design choices, implementation details, load‑balancing strategies, cross‑datacenter handling, monitoring metrics, performance benchmarks, and practical lessons learned.

C++Redis Streambackend development
0 likes · 13 min read
How Redis Stream Replaced MQ in High‑Throughput Traffic Processing
Open Source Tech Hub
Open Source Tech Hub
Jan 11, 2025 · Backend Development

Streamline PHP Exception Handling with a Unified Elegant Approach

This article explores why excessive try‑catch blocks clutter PHP code, compares a messy controller implementation with a clean version, explains PHP exception fundamentals, and demonstrates how to centralize error handling in Webman using a custom TinywanHandler with practical configuration and examples.

Custom HandlerExceptionPHP
0 likes · 17 min read
Streamline PHP Exception Handling with a Unified Elegant Approach
Top Architect
Top Architect
Jan 10, 2025 · Backend Development

Measuring Heap Memory Allocation per HTTP and RPC Request in SpringBoot

This article details a practical experiment using SpringBoot 2.5.4 and JMeter to measure the heap memory allocated by individual HTTP and RPC requests, analyzes GC logs, and demonstrates how request size and logging affect memory consumption, providing insights for backend performance optimization.

GCJVMSpringBoot
0 likes · 11 min read
Measuring Heap Memory Allocation per HTTP and RPC Request in SpringBoot
Huolala Tech
Huolala Tech
Jan 10, 2025 · Backend Development

How DDD and Hexagonal Architecture Transform a CRM System – A Practical Walkthrough

This article explores the practical application of Domain‑Driven Design and hexagonal architecture in a real‑world CRM system, detailing strategic and tactical design, module division, code examples, and a step‑by‑step migration from a traditional layered architecture to a more flexible, maintainable backend solution.

DDDDomain-Driven Designbackend development
0 likes · 49 min read
How DDD and Hexagonal Architecture Transform a CRM System – A Practical Walkthrough
JD Cloud Developers
JD Cloud Developers
Jan 10, 2025 · Backend Development

Why gRPC Is the Go-To RPC Framework for Multi-Language Backend Services

This article examines gRPC’s implementation principles, its multi‑language support, Protocol Buffers integration, performance advantages, and limitations such as browser compatibility, while providing a C++/Go demo that showcases cross‑language RPC calls and a detailed project structure.

Protocol BuffersRPCbackend development
0 likes · 9 min read
Why gRPC Is the Go-To RPC Framework for Multi-Language Backend Services
Deepin Linux
Deepin Linux
Jan 9, 2025 · Backend Development

Deep Dive into Network I/O: Principles, Socket Types, and epoll Multiplexing

This article explains the fundamentals of network I/O, covering hardware basics, process scheduling, blocking and non‑blocking models, multiplexed I/O techniques such as select/poll/epoll, asynchronous I/O, socket types, and the user‑kernel boundary, providing a comprehensive guide for backend developers.

EpollLinuxbackend development
0 likes · 39 min read
Deep Dive into Network I/O: Principles, Socket Types, and epoll Multiplexing
php Courses
php Courses
Jan 9, 2025 · Backend Development

Using curl_setopt() in PHP cURL: Syntax, Parameters, Return Value, and Example

This article explains the PHP cURL extension's curl_setopt() function, covering its syntax, parameter meanings, boolean return value, and provides a complete example that demonstrates setting URL, request method, response handling, timeout, error checking, and session closure.

PHPbackend developmentcurl_setopt
0 likes · 4 min read
Using curl_setopt() in PHP cURL: Syntax, Parameters, Return Value, and Example
php Courses
php Courses
Jan 9, 2025 · Backend Development

Integrating NativePHP into Laravel for Desktop Application Development

This article explains how to integrate NativePHP technology into a Laravel project to build desktop applications, covering the creation of a Laravel base, setting up entry files, defining routes and controllers, using PHP's OS functions, and providing complete code examples.

Desktop ApplicationLaravelNativePHP
0 likes · 5 min read
Integrating NativePHP into Laravel for Desktop Application Development
FunTester
FunTester
Jan 9, 2025 · Backend Development

Understanding and Using CountDownLatch in Java Concurrency

This article explains the purpose, basic methods, best‑practice usage, and typical scenarios of Java's CountDownLatch utility, providing code examples and a comparison with Thread.sleep to help developers synchronize multiple threads effectively.

CountDownLatchJavaThread Synchronization
0 likes · 9 min read
Understanding and Using CountDownLatch in Java Concurrency
Architect's Guide
Architect's Guide
Jan 9, 2025 · Backend Development

Investigation and Resolution of Random Nacos Service Deregistration in a Spring Cloud Alibaba Microservice Cluster

This article details a week‑long investigation of intermittent Nacos service deregistration in a Spring Cloud Alibaba microservice environment, describing the background architecture, multiple hypothesis tests, diagnostic commands, kernel version mismatch, and the final fix by upgrading the Linux kernel.

Linux kernelNacosSpring Cloud
0 likes · 7 min read
Investigation and Resolution of Random Nacos Service Deregistration in a Spring Cloud Alibaba Microservice Cluster
Top Architect
Top Architect
Jan 8, 2025 · Backend Development

Implementing Data Permission Interceptor in MyBatis‑Plus with Custom Annotations

This article explains how to create a custom annotation and a MyBatis‑Plus interceptor that automatically injects data‑permission SQL conditions based on the current user's role, showing both a basic implementation and an advanced version with role‑based scope handling, complete with code examples and integration steps.

Data PermissionInterceptorJava
0 likes · 16 min read
Implementing Data Permission Interceptor in MyBatis‑Plus with Custom Annotations
Top Architect
Top Architect
Jan 8, 2025 · Backend Development

Implementing a Dynamic IP Blacklist with Nginx, Lua, and Redis

This article demonstrates how to build a dynamic IP blacklist using Nginx, Lua scripts, and Redis, covering requirements, environment setup, design options, nginx.conf configuration, detailed Lua code, summary of advantages, and extensions such as use cases and advanced features.

IP blacklistLuaRedis
0 likes · 11 min read
Implementing a Dynamic IP Blacklist with Nginx, Lua, and Redis
Tencent Cloud Developer
Tencent Cloud Developer
Jan 8, 2025 · Backend Development

Best Practices for Designing, Optimizing, Securing, and Maintaining APIs

This guide presents comprehensive best‑practice recommendations for building APIs—defining clear contracts, applying six design principles, optimizing performance through batching, async and caching, enforcing robust security with encryption, signing and rate‑limiting, and ensuring long‑term maintainability via versioning, documentation and structured logging.

API Designbackend developmentbest practices
0 likes · 24 min read
Best Practices for Designing, Optimizing, Securing, and Maintaining APIs
Top Architect
Top Architect
Jan 7, 2025 · Backend Development

Implementing OAuth2.0 Authorization and Resource Servers with Spring Boot

This article explains OAuth2.0 fundamentals, outlines its roles and grant types, and provides step‑by‑step Spring Boot code to build an authentication server, configure security, set up a resource server, and test the full authorization flow with token handling.

OAuth2.0Spring Bootbackend development
0 likes · 12 min read
Implementing OAuth2.0 Authorization and Resource Servers with Spring Boot
php Courses
php Courses
Jan 7, 2025 · Backend Development

Key Considerations for Optimizing PHP Function Performance

This article outlines essential practices for improving PHP function performance, including avoiding inline variables, reducing parameter count, declaring parameter types, leveraging built‑in functions, caching results, using static variables, and steering clear of eval(), complemented by a practical optimization case study.

Coding PracticesFunction OptimizationPHP
0 likes · 4 min read
Key Considerations for Optimizing PHP Function Performance
php Courses
php Courses
Jan 7, 2025 · Backend Development

PHP Function Caching Performance Optimization Techniques

This article explains how function caching in PHP—using mechanisms such as OPcache, APC, and Zend Opcache—can improve application performance, provides a practical example of enabling OPcache, and outlines additional optimization strategies like using Redis, optimizing database queries, reducing memory usage, and efficient image processing.

CachingOPcachePHP
0 likes · 3 min read
PHP Function Caching Performance Optimization Techniques
DaTaobao Tech
DaTaobao Tech
Jan 6, 2025 · Backend Development

Java 21 LTS Features Overview and Practical Guide

This article walks readers through upgrading from Java 11 to the Java 21 LTS by explaining the six‑month release cadence, JEP process, and SDKman setup, then demonstrates practical code examples for twelve new features—including preview Unnamed Classes, String Templates, Scoped Values, Structured Concurrency, Vector API, Virtual Threads, and Generational ZGC—highlighting their motivations, benefits, and production considerations.

JDK LTSJVMJava 21
0 likes · 16 min read
Java 21 LTS Features Overview and Practical Guide
Eric Tech Circle
Eric Tech Circle
Jan 6, 2025 · Industry Insights

Why Most Tech Leaders Come From Backend Development – Key Advantages Explained

The article analyzes why backend programmers often become technical leaders, highlighting their global architectural perspective, deep problem‑solving skills, and strong cross‑team communication, while also noting scenarios where frontend leaders excel in interaction‑focused projects.

backend developmentcareer-insightscommunication
0 likes · 5 min read
Why Most Tech Leaders Come From Backend Development – Key Advantages Explained
Top Architect
Top Architect
Jan 4, 2025 · Backend Development

Comprehensive Maven Guide: Repository Setup, Dependency Management, Multi‑Module Projects, and Plugin Configuration

This article provides a step‑by‑step tutorial on using Maven for Java backend projects, covering repository configuration, basic POM structure, dependency declaration, scope handling, exclusion, variable properties, multi‑module management, dependencyManagement, and common build plugins such as jar, assembly, and shade.

Build ToolsJavaMaven
0 likes · 22 min read
Comprehensive Maven Guide: Repository Setup, Dependency Management, Multi‑Module Projects, and Plugin Configuration
macrozheng
macrozheng
Jan 3, 2025 · Backend Development

Master Real-Time Push with Spring SseEmitter and Vue 3: A Step-by-Step Guide

This article introduces Spring's SseEmitter for server‑sent events, outlines its key features and use cases, and provides a complete end‑to‑end example—including Vue 3 front‑end setup, JavaScript client, and Spring Boot controller code—to enable real‑time message pushing between server and browser.

Server-Sent EventsSpring BootSseEmitter
0 likes · 8 min read
Master Real-Time Push with Spring SseEmitter and Vue 3: A Step-by-Step Guide
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Jan 2, 2025 · Backend Development

7 Essential Spring Boot 3 Practices Every Backend Developer Should Know

This article highlights seven often‑overlooked Spring Boot 3 details—ranging from dependency injection and controller design to configuration, constructor simplicity, environment profiles, exception handling, and response handling—providing concrete code examples and best‑practice recommendations to improve code quality and maintainability.

Dependency InjectionSpring Bootbackend development
0 likes · 10 min read
7 Essential Spring Boot 3 Practices Every Backend Developer Should Know
Architect
Architect
Jan 1, 2025 · Backend Development

Six Common Ways to Read Request Parameters in Spring Boot

This article explains six typical techniques—@RequestParam, @PathVariable, @MatrixVariable, @RequestBody, @RequestHeader, and @CookieValue—for extracting request data in Spring Boot APIs, providing usage scenarios and concrete code examples for each method.

APIJavaRequest Parameters
0 likes · 5 min read
Six Common Ways to Read Request Parameters in Spring Boot
IT Services Circle
IT Services Circle
Jan 1, 2025 · Backend Development

Go 1.24 Introduces Generic Type Alias Support

The article explains how Go 1.24 finally enables type aliases to have their own generic type parameters, provides background on the previous limitation, demonstrates usage with concrete code examples, and notes the experimental flag required in Go 1.23.

GenericsGoGo1.24
0 likes · 5 min read
Go 1.24 Introduces Generic Type Alias Support
Java Tech Enthusiast
Java Tech Enthusiast
Dec 31, 2024 · Backend Development

Discussion on Adopting Domain-Driven Design (DDD) in a Growing Business

The team concluded that adopting Domain‑Driven Design can be valuable, but only when a company can afford the upfront investment, has a shared language and cross‑department collaboration, possesses strong OOP expertise, and maintains a culture supportive of the required organizational change.

DDDDomain-Driven Designbackend development
0 likes · 4 min read
Discussion on Adopting Domain-Driven Design (DDD) in a Growing Business
Mike Chen's Internet Architecture
Mike Chen's Internet Architecture
Dec 30, 2024 · Backend Development

Comprehensive Introduction to Domain-Driven Design (DDD)

This article provides a comprehensive overview of Domain-Driven Design (DDD), explaining its core principles, layered architecture, domain model components such as entities, value objects, aggregates, and bounded contexts, and includes Java code examples to illustrate implementation.

DDDDesign PatternsDomain-Driven Design
0 likes · 6 min read
Comprehensive Introduction to Domain-Driven Design (DDD)
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Dec 27, 2024 · Backend Development

Master Spring Cloud Gateway: Real‑World Cases, Configurations, and Code Samples

This tutorial introduces Spring Cloud Gateway, explains its core features and Actuator integration, and provides step‑by‑step practical examples for viewing routes, global filters, route filters, refreshing routes, managing routes via REST endpoints, creating and deleting routes, and sharing routes with Redis, all accompanied by code snippets and configuration details.

API GatewayActuatorRedis
0 likes · 11 min read
Master Spring Cloud Gateway: Real‑World Cases, Configurations, and Code Samples
Programmer XiaoFu
Programmer XiaoFu
Dec 26, 2024 · Backend Development

Avoid Misusing Spring Event: 6 Hard‑Earned Best Practices from a Real‑World Failure

The article recounts a production incident caused by improper use of Spring Event, explains why graceful shutdown, correct startup timing, suitable business scenarios, and reliability measures such as retries and idempotency are essential, and presents six concrete best‑practice recommendations to prevent similar failures.

KafkaRetrySpring Event
0 likes · 11 min read
Avoid Misusing Spring Event: 6 Hard‑Earned Best Practices from a Real‑World Failure
php Courses
php Courses
Dec 25, 2024 · Backend Development

Implementing Map Zoom Functionality in PHP Using AMap API

This article provides a step‑by‑step guide for developers to implement map zoom functionality in web applications using the AMap (Gaode) API with PHP, covering API key acquisition, library inclusion, map instance creation, container setup, zoom level configuration, control addition, and final display.

Amap APIMap ZoomPHP
0 likes · 5 min read
Implementing Map Zoom Functionality in PHP Using AMap API