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backend development

4180 articles · Page 4 of 42
Selected Java Interview Questions
Selected Java Interview Questions
Nov 2, 2025 · Backend Development

Spring Event-Driven Architecture: Coffee Shop Analogy to High‑Throughput Systems

Using a coffee‑shop metaphor, this article explains how Spring’s event‑driven model—event definitions, publishing, and listeners—enables scalable, decoupled backend systems, compares listeners with MQ, shares performance benchmarks, and provides best‑practice guidelines for reliable, high‑throughput applications.

Springbackend developmentevent-driven architecture
0 likes · 9 min read
Spring Event-Driven Architecture: Coffee Shop Analogy to High‑Throughput Systems
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Nov 2, 2025 · Backend Development

Master Advanced JSON Handling in Spring Boot 3 with Jackson

This article walks through advanced Jackson techniques for JSON processing in Spring Boot 3, including path queries, multi‑value extraction, view control, dynamic property handling, object unwrapping, and raw JSON insertion, each illustrated with concise JUnit test examples and expected outputs.

JSONJacksonJava
0 likes · 10 min read
Master Advanced JSON Handling in Spring Boot 3 with Jackson
php Courses
php Courses
Nov 1, 2025 · Backend Development

Master PHP Naming Conventions to Boost Code Readability and Maintainability

This guide presents a comprehensive PHP naming convention handbook, covering universal principles, variable and function styles, class/interface naming, constant rules, pitfalls to avoid, and the PSR standards, offering practical code examples to help developers write clearer, more maintainable backend code.

PHPPSRbackend development
0 likes · 7 min read
Master PHP Naming Conventions to Boost Code Readability and Maintainability
Top Architect
Top Architect
Oct 31, 2025 · Backend Development

Mastering Message Queues: A Deep Dive into RabbitMQ, RocketMQ, and Kafka

This comprehensive guide explains the core components, exchange types, TTL, confirm mechanisms, consumer ACK/NACK, dead‑letter queues, and high‑availability features of RabbitMQ, RocketMQ, and Kafka, while also covering load balancing, ordering, transaction handling, and best practices for reliable message delivery.

KafkaMessage QueueRabbitMQ
0 likes · 32 min read
Mastering Message Queues: A Deep Dive into RabbitMQ, RocketMQ, and Kafka
Architect
Architect
Oct 31, 2025 · Backend Development

Why Spring Boot 4’s Modular Architecture Boosts Performance and Maintainability

Spring Boot 4 introduces a modular architecture that splits the monolithic auto‑configuration package into focused modules, reducing size, speeding startup, improving memory usage, and offering clearer dependencies, while providing dedicated test starters and a classic starter for smooth migration from Spring Boot 3.

JavaSpring Bootbackend development
0 likes · 7 min read
Why Spring Boot 4’s Modular Architecture Boosts Performance and Maintainability
Top Architect
Top Architect
Oct 30, 2025 · Backend Development

How to Prevent Duplicate Submissions in Java APIs with Redis and Redisson

This article explains the concept of debounce for backend APIs, identifies which endpoints need it, and provides two distributed solutions—shared Redis cache and Redisson lock—complete with annotations, key generation logic, code examples, testing results, and tips for achieving true idempotency.

Javabackend developmentdistributed lock
0 likes · 16 min read
How to Prevent Duplicate Submissions in Java APIs with Redis and Redisson
Java Tech Enthusiast
Java Tech Enthusiast
Oct 30, 2025 · Backend Development

Master Java Generics: When to Use T, E, K, V, and Wildcards

This article explains why Java generics improve type safety, demonstrates how to replace raw Object containers with generic classes, clarifies the conventional meanings of type parameters T, E, K, V and the wildcard ?, and introduces the PECS principle for choosing appropriate wildcards in API design.

GenericsJavaPECS
0 likes · 13 min read
Master Java Generics: When to Use T, E, K, V, and Wildcards
37 Interactive Technology Team
37 Interactive Technology Team
Oct 29, 2025 · Artificial Intelligence

How Cursor Rules Transform AI‑Assisted Backend Development

This article explains the concept of Cursor Rules, their four application types, and how a layered, modular rule system is designed for a backend management project, including verification strategies and cross‑platform adaptation to ensure consistent, intelligent AI code generation across diverse development scenarios.

AI programmingCursor RulesSoftware Architecture
0 likes · 15 min read
How Cursor Rules Transform AI‑Assisted Backend Development
php Courses
php Courses
Oct 29, 2025 · Backend Development

Mastering PHP’s empty() Function: When Does a Variable Count as Empty?

This article explains how PHP’s built‑in empty() function determines whether a variable is considered empty, lists the specific cases it treats as empty, provides practical code examples, and offers guidance on proper usage versus isset() for form validation and logical checks.

Form ValidationPHPbackend development
0 likes · 4 min read
Mastering PHP’s empty() Function: When Does a Variable Count as Empty?
php Courses
php Courses
Oct 29, 2025 · Backend Development

Master PHP’s is_numeric(): How to Validate Numbers Efficiently

This guide explains PHP’s is_numeric() function, how it determines whether a variable is numeric, demonstrates practical code examples—including simple variable checks and form input validation—and highlights special cases developers should watch out for.

backend developmentis_numericnumeric validation
0 likes · 3 min read
Master PHP’s is_numeric(): How to Validate Numbers Efficiently
JavaGuide
JavaGuide
Oct 27, 2025 · Backend Development

OPPO 2026 Campus Hiring: Salary Insights and In‑Depth Java Exception & Concurrency Guide

The article reviews OPPO’s 2026 campus hiring salaries for backend and algorithm roles, outlines the interview stages, and provides a comprehensive Java guide covering exceptions, checked vs unchecked, reference types, HashMap concurrency issues, ConcurrentHashMap internals, and the differences between synchronized and volatile.

Campus RecruitmentHashMapJava
0 likes · 17 min read
OPPO 2026 Campus Hiring: Salary Insights and In‑Depth Java Exception & Concurrency Guide
Su San Talks Tech
Su San Talks Tech
Oct 27, 2025 · Backend Development

How to Build a Dual‑Port Spring Boot App for Separate User and Admin Services

Learn how to create a dual‑port Spring Boot application that serves separate user and admin services on different ports, covering two implementation strategies—multiple Tomcat connectors and path‑prefix routing—plus advanced features like port‑aware interceptors, custom health checks, logging, and security controls.

Dual PortJavaSpring Boot
0 likes · 12 min read
How to Build a Dual‑Port Spring Boot App for Separate User and Admin Services
Selected Java Interview Questions
Selected Java Interview Questions
Oct 26, 2025 · Backend Development

Build High‑Availability Microservices with Spring Cloud Gateway and Nacos Load Balancing

This step‑by‑step tutorial shows how to eliminate single‑point failures by deploying multiple service instances, registering them with Nacos, configuring Spring Cloud Gateway, and using the lb:// protocol to achieve automatic client‑side load balancing for resilient microservices.

NacosSpring Cloudbackend development
0 likes · 14 min read
Build High‑Availability Microservices with Spring Cloud Gateway and Nacos Load Balancing
JavaGuide
JavaGuide
Oct 25, 2025 · Interview Experience

Microstrategy: A 9‑5‑Friendly Foreign Tech Company with Strong Java Interview Process

The article introduces Microstrategy, a US‑based BI firm with a large Hangzhou R&D center, outlines its generous 9‑5‑style work environment, details the interview stages—including written test, technical and non‑technical rounds—and provides concrete advice on self‑introduction, project presentation, system design, Canal‑MySQL sync, XXL‑Job video transcoding, Redis, MongoDB, SQL injection, Java exceptions, OOP concepts, and interview puzzles.

CanalJava InterviewMicrostrategy
0 likes · 18 min read
Microstrategy: A 9‑5‑Friendly Foreign Tech Company with Strong Java Interview Process
Selected Java Interview Questions
Selected Java Interview Questions
Oct 24, 2025 · Backend Development

How to Secure a Spring Boot Application with Spring Security and JWT

This step‑by‑step guide shows how to integrate Spring Security into a Spring Boot project, configure Maven dependencies, define User, Role and Permission entities, set up MyBatis mappers, implement JWT generation and validation, and build the service, controller, and configuration layers for a complete authentication system.

AuthenticationJWTSpring Boot
0 likes · 28 min read
How to Secure a Spring Boot Application with Spring Security and JWT
DeWu Technology
DeWu Technology
Oct 22, 2025 · Backend Development

Why Spring’s Circular Dependency Can Crash Your Service and How to Fix It

A backend admin service failed to start due to a Spring circular‑dependency error where a bean was injected in its raw form before AOP proxy creation, exposing the limits of Spring’s three‑level cache and prompting a detailed analysis of the root cause and practical solutions.

AOPBean CreationDependency Injection
0 likes · 30 min read
Why Spring’s Circular Dependency Can Crash Your Service and How to Fix It
macrozheng
macrozheng
Oct 22, 2025 · Backend Development

Unlock Spring Boot’s Hidden Power: 10 Essential Tools to Supercharge Your Apps

Discover ten powerful Spring Boot features—from @Conditional beans and @ConfigurationProperties to Actuator, DevTools, Retry, Cache, testing, custom starters, Admin UI, and CLI—that dramatically boost development efficiency, code quality, and production readiness, with practical code examples and deep insights for modern Java backend development.

ActuatorJavaSpring Boot
0 likes · 20 min read
Unlock Spring Boot’s Hidden Power: 10 Essential Tools to Supercharge Your Apps
Architect's Guide
Architect's Guide
Oct 22, 2025 · Backend Development

Top 10 Essential Java Development Tools from Alibaba for Faster Coding

This article introduces ten widely used Alibaba‑developed Java tools—including the Java Initializr scaffolding service, Arthas diagnostic utility, Dragonwell JDK, code‑style scanner, ARMS monitoring platform, PTS performance tester, AHAS high‑availability suite, EasyExcel, HandyJSON, and the Druid connection pool—highlighting their features, use cases, and links to official sites.

Developer ToolsJavaOpenJDK
0 likes · 12 min read
Top 10 Essential Java Development Tools from Alibaba for Faster Coding
JavaGuide
JavaGuide
Oct 21, 2025 · Backend Development

Xiaohongshu’s Explosive Salaries and a Complete Backend Interview Guide

The article reveals Xiaohongshu’s unusually high 2023 campus recruitment packages—over 51 w annual total—while also providing an extensive backend interview preparation guide covering TCP vs UDP differences, design patterns, workflow versus rule engines, message‑queue selection, and Redis data structures and eviction policies.

Design PatternsMessage QueueRedis
0 likes · 32 min read
Xiaohongshu’s Explosive Salaries and a Complete Backend Interview Guide
Open Source Tech Hub
Open Source Tech Hub
Oct 20, 2025 · Backend Development

Boost PHP Performance with AsyncIO: Fiber‑Based Asynchronous I/O Library

This guide introduces the PHP AsyncIO extension built on PHP Fiber and Workerman, explains its high‑performance features, shows how to install and quickly start with code examples for basic, concurrent, timeout‑controlled, and managed tasks, and provides a complete API reference and advanced usage tips.

FiberPHPasyncio
0 likes · 9 min read
Boost PHP Performance with AsyncIO: Fiber‑Based Asynchronous I/O Library
Code Ape Tech Column
Code Ape Tech Column
Oct 20, 2025 · Backend Development

Unlock Redis Performance: Master Lua Scripting in Spring Boot

This tutorial explains how to integrate Lua scripts with Spring Boot and Redis, covering Lua fundamentals, advantages, real‑world use cases, step‑by‑step implementation in Spring Boot, performance gains, error handling, security measures, and best practices for reliable backend development.

Lua scriptingRedisSpring Boot
0 likes · 21 min read
Unlock Redis Performance: Master Lua Scripting in Spring Boot
Architect's Tech Stack
Architect's Tech Stack
Oct 20, 2025 · Backend Development

Master SpringDoc: Auto‑Generate OpenAPI Docs in Spring Boot with Zero Configuration

This guide explains how to integrate SpringDoc into a Spring Boot project to automatically generate OpenAPI 3 documentation, compares it with Swagger, shows minimal configuration steps, annotation usage, grouping techniques, and necessary adjustments for custom WebMvcConfigurer and Spring Security setups.

API documentationOpenAPISpring Boot
0 likes · 14 min read
Master SpringDoc: Auto‑Generate OpenAPI Docs in Spring Boot with Zero Configuration
21CTO
21CTO
Oct 18, 2025 · Backend Development

What’s New in PHP 8.5? Pipe Operator, array_first/last, URI Extension & More

PHP 8.5, slated for release on November 20 2025, introduces a pipe operator, native array_first() and array_last() functions, a standards‑compliant URI extension, closure self‑reference retrieval, fatal error backtraces, and INI diff options, with code examples and a detailed release schedule.

New FeaturesPHPPHP 8.5
0 likes · 8 min read
What’s New in PHP 8.5? Pipe Operator, array_first/last, URI Extension & More
Open Source Tech Hub
Open Source Tech Hub
Oct 17, 2025 · Backend Development

Symfony 7.4 Drops XML Config: What Developers Need to Know

Symfony 7.4 deprecates XML configuration, enhances YAML with JSON‑Schema auto‑completion, and introduces PHP “array shapes” for more readable, type‑safe config files, guiding developers toward modern, IDE‑friendly configuration practices while phasing out legacy XML support.

PHPYAMLbackend development
0 likes · 4 min read
Symfony 7.4 Drops XML Config: What Developers Need to Know
php Courses
php Courses
Oct 17, 2025 · Backend Development

Will PHP and Laravel Thrive in the AI Era? A Deep Dive

This article examines how AI, especially large language models and code‑generation tools, is reshaping web development, argues that PHP and Laravel remain vital, and outlines how developers can integrate AI to boost productivity, evolve their roles, and drive a more creative future.

AILaravelPHP
0 likes · 8 min read
Will PHP and Laravel Thrive in the AI Era? A Deep Dive
Java Architecture Diary
Java Architecture Diary
Oct 17, 2025 · Backend Development

Mastering Immutability in Java: Records and Lombok @Value Made Simple

This article explores how Java Records and Lombok’s @Value annotation enable developers to create immutable objects, covering the definition of immutability, its benefits for thread safety and code simplicity, traditional implementation pitfalls, and concise modern approaches with practical code examples.

ImmutabilityJavaLombok
0 likes · 10 min read
Mastering Immutability in Java: Records and Lombok @Value Made Simple
php Courses
php Courses
Oct 16, 2025 · Backend Development

Boost PHP Performance: Inline Optimization Techniques to Rival C

This article explains how to apply a series of inline optimization strategies—static typing, function inlining, efficient array and string handling, loop refinements, and Opcache preloading—to dramatically improve PHP execution speed and bring its performance close to that of compiled C code.

InlineOPcacheOptimization
0 likes · 8 min read
Boost PHP Performance: Inline Optimization Techniques to Rival C
Huolala Tech
Huolala Tech
Oct 15, 2025 · Backend Development

Zero‑Change AI Integration: How LApiGateway Transforms RPC Services with MCP

This article explains how LApiGateway leverages the Model Context Protocol (MCP) to enable AI clients to access existing HTTP RPC services without code changes, detailing the protocol basics, current challenges, the gateway's architecture, implementation steps, and the resulting operational benefits.

AI integrationAPI GatewayMCP
0 likes · 12 min read
Zero‑Change AI Integration: How LApiGateway Transforms RPC Services with MCP
php Courses
php Courses
Oct 15, 2025 · Backend Development

Boost Music Site Search with PHP and Xunsearch: A Step‑by‑Step Guide

This tutorial explains how to install Xunsearch, integrate it with PHP, and index song data to dramatically improve search performance on a music website, providing step‑by‑step code examples and best practices for building an efficient full‑text search solution.

Music SitePHPXunSearch
0 likes · 5 min read
Boost Music Site Search with PHP and Xunsearch: A Step‑by‑Step Guide
php Courses
php Courses
Oct 15, 2025 · Backend Development

How to Build and Display Nested Category Trees with PHP & MySQL

Learn step-by-step how to design a MySQL categories table, retrieve data with PHP, construct a recursive tree based on parent_id, and render the hierarchical structure as an HTML list, providing a complete solution for managing nested product categories in e‑commerce applications.

MySQLPHPRecursive Tree
0 likes · 5 min read
How to Build and Display Nested Category Trees with PHP & MySQL
Top Architect
Top Architect
Oct 13, 2025 · Backend Development

Why Replacing MyBatis with MyBatis‑Plus Can Break Your App—and How to Fix It

The article walks through swapping MyBatis for MyBatis‑Plus in a legacy Java project, explains the LocalDateTime conversion error caused by MyBatis 3.5.1 and an outdated MySQL driver, shows how upgrading mysql‑connector‑java resolves the issue, and warns that component upgrades can trigger cascading bugs that require thorough testing.

JavaMyBatis-PlusMySQL
0 likes · 11 min read
Why Replacing MyBatis with MyBatis‑Plus Can Break Your App—and How to Fix It
Architect's Guide
Architect's Guide
Oct 13, 2025 · Backend Development

Mastering Read‑Write Splitting in Spring Boot: A Complete Guide

This article explains why read‑write separation is essential for high‑concurrency applications, discusses its limitations, and provides a step‑by‑step Spring Boot implementation—including datasource configuration, routing logic, context management, custom annotations, AOP handling, and usage examples—complete with code snippets and diagrams.

AOPDataSource RoutingJava
0 likes · 11 min read
Mastering Read‑Write Splitting in Spring Boot: A Complete Guide
Java Tech Enthusiast
Java Tech Enthusiast
Oct 12, 2025 · Backend Development

Master JSON Field Adaptation in Spring Boot: 3 Powerful Techniques

This article explains why JSON field mismatches cause backend failures in microservice architectures and presents three robust Spring Boot solutions—using a Map, Jackson's JsonNode, and @JsonAnySetter/@JsonAnyGetter—to flexibly and safely adapt dynamic JSON structures.

JSONJacksonJava
0 likes · 7 min read
Master JSON Field Adaptation in Spring Boot: 3 Powerful Techniques
Su San Talks Tech
Su San Talks Tech
Oct 12, 2025 · Backend Development

Unlock Spring Boot’s Hidden Power‑Ups: Conditional Beans, ConfigProps, Actuator & More

Explore the hidden power‑ups of Spring Boot—including @Conditional, @ConfigurationProperties, Actuator, DevTools, Retry, Cache, testing strategies, custom starters, Admin UI, and CLI—through concise explanations and complete code examples that demonstrate how to boost development efficiency and build production‑ready applications.

JavaSpring Bootbackend development
0 likes · 22 min read
Unlock Spring Boot’s Hidden Power‑Ups: Conditional Beans, ConfigProps, Actuator & More
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Oct 11, 2025 · Backend Development

Mastering Object Storage: From Simple OSS Uploads to Advanced Multipart Strategies

This guide walks backend engineers through the fundamentals of object storage, showing how to perform quick OSS uploads, implement multipart uploads for large files, prevent duplicate uploads with MD5 checks, and secure files against malicious content using header validation, content scanning, and bucket isolation.

JavaMultipart UploadOSS
0 likes · 10 min read
Mastering Object Storage: From Simple OSS Uploads to Advanced Multipart Strategies
Code Ape Tech Column
Code Ape Tech Column
Oct 10, 2025 · Backend Development

How to Build a Spring Boot Hot Patch Loader for Instant Production Fixes

This article walks through the motivation, design, implementation, and best‑practice deployment of a Spring Boot hot‑patch system that lets developers dynamically load and apply patches to beans, classes, and methods in production within minutes, avoiding lengthy release cycles.

Java AgentRuntime Class Replacementbackend development
0 likes · 37 min read
How to Build a Spring Boot Hot Patch Loader for Instant Production Fixes
php Courses
php Courses
Oct 9, 2025 · Backend Development

How to Add Real‑Time Notifications to Laravel with Pusher

This step‑by‑step guide shows how to integrate Pusher into a Laravel application, covering prerequisites, project setup, package installation, environment configuration, event creation, client‑side listening with Laravel Echo, testing, and advanced customization for real‑time notifications.

LaravelPHPPusher
0 likes · 6 min read
How to Add Real‑Time Notifications to Laravel with Pusher
Go Programming World
Go Programming World
Oct 9, 2025 · Backend Development

Unlock AI Tool Integration with the New Go MCP SDK v1.0.0

This article introduces the Model Context Protocol (MCP) Go SDK v1.0.0, explains its stable API guarantees, provides quick‑start examples for building MCP servers and clients in Go, and outlines the SDK's modular design and error‑handling strategy for AI‑enabled backend development.

AI integrationGoMCP
0 likes · 11 min read
Unlock AI Tool Integration with the New Go MCP SDK v1.0.0
Selected Java Interview Questions
Selected Java Interview Questions
Oct 8, 2025 · Backend Development

Mastering GraalVM Native Image Reflection: The Ultimate Guide for Spring Boot 3

This comprehensive guide explains why reflection configuration is essential for GraalVM native compilation, details Spring Boot 3's reflection mechanisms, enumerates common pitfalls with concrete solutions, and presents best‑practice strategies and tooling to reliably build native images for Java back‑ends.

GraalVMJavaNative Image
0 likes · 5 min read
Mastering GraalVM Native Image Reflection: The Ultimate Guide for Spring Boot 3
Su San Talks Tech
Su San Talks Tech
Oct 6, 2025 · Backend Development

Why RestTemplate Is Being Retired in Spring 7 and What to Use Instead

Spring Framework 7 will deprecate RestTemplate, outlining a migration timeline, the shortcomings of the classic HTTP client, and introducing RestClient and WebClient as modern alternatives for synchronous and reactive applications, while providing guidance for both new and legacy projects.

JavaRestClientRestTemplate
0 likes · 6 min read
Why RestTemplate Is Being Retired in Spring 7 and What to Use Instead
Code Wrench
Code Wrench
Oct 5, 2025 · Backend Development

Build a Real‑Time Go Stock Analyzer with WebSocket & Vue Frontend

This article details version 3.0 of a Go‑based stock analysis system that adds sector classification, persistent watchlists, scheduled strategy evaluation, real‑time WebSocket market feeds, K‑line charting with technical indicators, a Vue front‑end, deployment steps, future roadmap, and a public GitHub repository.

GoReal-time DataVue
0 likes · 7 min read
Build a Real‑Time Go Stock Analyzer with WebSocket & Vue Frontend
Architect
Architect
Oct 4, 2025 · Backend Development

How Graceful Response Simplifies Spring Boot API Development

This article introduces Graceful Response, a Spring Boot library that provides unified response wrapping, global exception handling, and validation support, showing how it reduces boilerplate code, improves readability, and standardizes error codes across controllers and services.

API responseGraceful ResponseJava
0 likes · 12 min read
How Graceful Response Simplifies Spring Boot API Development
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Oct 4, 2025 · Backend Development

8 Essential Defensive Programming Patterns for Spring Boot 3

This article explains why defensive programming is crucial for production‑grade Spring Boot 3 applications and presents eight concrete patterns—ranging from Optional‑based NPE safety and collection handling to configuration validation, async management, transaction control, testing, exception handling, circuit‑breaker integration, and reactive programming—each illustrated with real‑world code examples and best‑practice recommendations.

JavaSpring Bootbackend development
0 likes · 15 min read
8 Essential Defensive Programming Patterns for Spring Boot 3
IT Architects Alliance
IT Architects Alliance
Oct 3, 2025 · Backend Development

Designing High‑Performance API Gateways for Microservices: Best Practices & Code Samples

This article explores why API gateways are essential in microservice architectures, outlines core design functions such as routing, load balancing, authentication, rate limiting, and protocol translation, and provides practical code examples, performance‑tuning strategies, technology comparisons, and deployment guidelines for robust backend systems.

API GatewayJavaKubernetes
0 likes · 11 min read
Designing High‑Performance API Gateways for Microservices: Best Practices & Code Samples
21CTO
21CTO
Oct 3, 2025 · Backend Development

Why Craft CMS Is Switching to Laravel 6 and What New Features to Expect

Craft CMS announced its migration to Laravel V6, outlining a minimal‑impact transition, a new Yii 2 adapter for compatibility, and six major features—including bulk publishing, scheduled drafts, content import, approval workflows, page comments, activity logs, and a dark‑mode UI—set for a 2026 release.

CMSCraft CMSLaravel
0 likes · 5 min read
Why Craft CMS Is Switching to Laravel 6 and What New Features to Expect
Ray's Galactic Tech
Ray's Galactic Tech
Sep 29, 2025 · Backend Development

Mastering Spring Boot: Deep Dive into Core Extension Points

This guide explains Spring and Spring Boot's highly extensible architecture by detailing nine core extension points, their injection timing, practical uses, and best‑practice recommendations, enabling developers to customize the container lifecycle from startup to runtime.

BeanFactoryPostProcessorJavaSpring
0 likes · 6 min read
Mastering Spring Boot: Deep Dive into Core Extension Points
Dunmao Tech Hub
Dunmao Tech Hub
Sep 29, 2025 · Backend Development

Generate QR Codes in Spring Boot Using Hutool and ZXing

This guide shows how to generate standard and logo‑enhanced QR codes in a Spring Boot backend by adding Hutool and ZXing dependencies, configuring Maven, using QrCodeUtil, and optionally creating time‑limited QR links with MD5 signatures.

HutoolQR codeSpring Boot
0 likes · 7 min read
Generate QR Codes in Spring Boot Using Hutool and ZXing
php Courses
php Courses
Sep 29, 2025 · Backend Development

Build a Simple PHP Router from Scratch: Step‑by‑Step Guide

This tutorial walks you through creating a lightweight PHP router—from understanding routing fundamentals and setting up project structure to writing the core Router class, configuring URL rewriting, defining routes with parameters, testing, and exploring extensions—empowering you to grasp framework internals and handle HTTP requests without a full‑stack framework.

HTTPPHPTutorial
0 likes · 11 min read
Build a Simple PHP Router from Scratch: Step‑by‑Step Guide
php Courses
php Courses
Sep 29, 2025 · Backend Development

How to Build Maintainable ThinkPHP Apps: Proven Best Practices

This article outlines essential best‑practice guidelines for developing maintainable ThinkPHP applications, covering framework principles, directory organization, naming standards, error handling, caching, performance tuning, test‑driven development, and effective team collaboration with version control.

CachingPHPThinkPHP
0 likes · 4 min read
How to Build Maintainable ThinkPHP Apps: Proven Best Practices
21CTO
21CTO
Sep 28, 2025 · Backend Development

Master Twig: A Complete Guide to PHP’s Powerful Template Engine

This tutorial explains Twig’s key features, installation via Composer, basic usage with environment and rendering, template inheritance, blocks, caching, loops, conditionals, filters, and debugging, providing clear code examples for PHP developers.

PHPTwigbackend development
0 likes · 12 min read
Master Twig: A Complete Guide to PHP’s Powerful Template Engine
Architecture Digest
Architecture Digest
Sep 28, 2025 · Backend Development

When to Use SSE vs WebSocket: A Practical Guide with Node.js Demo

This article explains server‑to‑client push scenarios, compares polling, WebSocket and Server‑Sent Events (SSE), details SSE APIs and browser compatibility, and provides complete front‑end and back‑end Node.js demos to help you choose the right technology for real‑time data delivery.

Node.jsPollingSSE
0 likes · 11 min read
When to Use SSE vs WebSocket: A Practical Guide with Node.js Demo
Alibaba Cloud Developer
Alibaba Cloud Developer
Sep 28, 2025 · Cloud Native

How to Build Python Microservices with Zero‑Intrusion Service Discovery Using Nacos

This article introduces a Python‑centric microservice solution built on Nacos that brings non‑intrusive service registration, low‑threshold discovery, and flexible configuration to Python applications, offering code examples, CLI tools, import hooks, and middleware to achieve Java‑like ease of use in the cloud‑native era.

NacosPythonbackend development
0 likes · 11 min read
How to Build Python Microservices with Zero‑Intrusion Service Discovery Using Nacos
Ray's Galactic Tech
Ray's Galactic Tech
Sep 27, 2025 · Backend Development

Spring Boot 4.0 Preview: Key New Features, Roadmap, and Upgrade Guide

Spring Boot 4.0, currently in preview with a GA slated for November 2025, introduces modular architecture, API versioning, BeanRegistrar, JSpecify null‑safety, GraalVM native image support, virtual threads, and up to 800% performance gains, while outlining a detailed release timeline and migration considerations for developers.

GraalVMJavaSpring Boot
0 likes · 6 min read
Spring Boot 4.0 Preview: Key New Features, Roadmap, and Upgrade Guide
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Sep 27, 2025 · Backend Development

9 Hidden Spring Boot 3 Annotations That Supercharge Your Apps

This article introduces nine often‑overlooked Spring Boot 3 annotations—including @ConditionalOnExpression, @ConstructorBinding, @EventListener, @Lazy, @EnableConfigurationProperties, @Profile, @Scheduled, @Scope, and @Retryable—explaining their purpose, showing practical code examples, and demonstrating how they improve configuration, immutability, event handling, circular‑dependency resolution, and fault tolerance.

Code ExamplesJavaSpring Boot
0 likes · 10 min read
9 Hidden Spring Boot 3 Annotations That Supercharge Your Apps
Open Source Tech Hub
Open Source Tech Hub
Sep 27, 2025 · Backend Development

How to Instantly Spin Up a Full PHP Development Stack with Laradock

This guide explains how Laradock provides a ready‑to‑use Docker‑based PHP development environment, covering its configurable .env file, seamless PHP version switching, Chinese mirror acceleration, custom container builds, and step‑by‑step commands to launch services like NGINX, MySQL, Redis, and Composer.

Dev EnvironmentDockerDocker Compose
0 likes · 6 min read
How to Instantly Spin Up a Full PHP Development Stack with Laradock
php Courses
php Courses
Sep 26, 2025 · Backend Development

Master PHP OOP: 5 Best Practices to Write Clean, Maintainable Code

Learn essential PHP object‑oriented programming techniques, including grouping data and behavior into classes, using access modifiers, initializing objects with constructors, chaining methods, and applying the strategy pattern, to boost code readability, maintainability, and flexibility.

Design PatternsOOPPHP
0 likes · 4 min read
Master PHP OOP: 5 Best Practices to Write Clean, Maintainable Code
php Courses
php Courses
Sep 26, 2025 · Backend Development

Master PHP’s is_numeric(): How to Validate Numbers Efficiently

This article explains PHP’s is_numeric() function, showing how it determines whether variables are numeric, provides clear code examples for direct usage and form input validation, and highlights special cases developers should watch out for when validating numbers.

Code ExamplesPHPbackend development
0 likes · 3 min read
Master PHP’s is_numeric(): How to Validate Numbers Efficiently
Ray's Galactic Tech
Ray's Galactic Tech
Sep 25, 2025 · Backend Development

Master Spring Boot AOP: Practical Guide to Logging, Transactions, and Performance

Spring Boot AOP simplifies cross‑cutting concerns such as logging, transaction management, and monitoring by using proxy‑based aspect‑oriented programming; this guide walks through adding dependencies, core concepts, proxy mechanisms, configuration, defining aspects with various advice types, custom annotations, real‑world scenarios, best practices, and troubleshooting tips.

AOPAspectJJava
0 likes · 8 min read
Master Spring Boot AOP: Practical Guide to Logging, Transactions, and Performance
php Courses
php Courses
Sep 24, 2025 · Backend Development

Master PHP’s urldecode(): How to Decode URLs with Simple Code

This article explains the purpose of URL encoding, introduces PHP's urldecode() function, shows its prototype and practical examples, and highlights its limitations and the alternative rawurldecode() for handling special characters.

PHPURL decodingbackend development
0 likes · 3 min read
Master PHP’s urldecode(): How to Decode URLs with Simple Code
php Courses
php Courses
Sep 24, 2025 · Backend Development

Master PHP’s array_chunk(): Split Large Arrays Efficiently

This guide introduces PHP’s array_chunk() function, detailing its syntax, parameters, and how to split large arrays into smaller chunks—with and without preserving keys—through clear code examples and output explanations, helping developers efficiently manage array data in backend projects.

PHParray manipulationarray_chunk
0 likes · 4 min read
Master PHP’s array_chunk(): Split Large Arrays Efficiently
Architect Chen
Architect Chen
Sep 23, 2025 · Backend Development

Understanding Nginx Reverse Proxy: Concepts and Configuration Examples

This article explains forward and reverse proxy fundamentals, illustrates how Nginx reverse proxy works for large websites, and provides a practical configuration example that shows request routing and load‑balancing to backend servers.

NginxServer configurationbackend development
0 likes · 3 min read
Understanding Nginx Reverse Proxy: Concepts and Configuration Examples
php Courses
php Courses
Sep 23, 2025 · Backend Development

Master PHP’s strcmp(): Compare Strings Like a Pro

The article explains PHP’s strcmp() function, detailing its ASCII‑based string comparison mechanism, syntax, parameters, and return values, and provides three practical code examples that demonstrate how to determine whether one string is equal to, less than, or greater than another.

Code ExamplesPHPbackend development
0 likes · 3 min read
Master PHP’s strcmp(): Compare Strings Like a Pro
php Courses
php Courses
Sep 22, 2025 · Backend Development

Master PHP’s basename() Function: Quick Ways to Extract Filenames

This article explains the PHP basename() function, covering its syntax, parameters, and practical usage with clear code examples that demonstrate how to extract filenames from both absolute and relative paths, including handling of optional suffix removal.

File HandlingPHPPath manipulation
0 likes · 3 min read
Master PHP’s basename() Function: Quick Ways to Extract Filenames
Selected Java Interview Questions
Selected Java Interview Questions
Sep 21, 2025 · Backend Development

Unlock Java’s New Power: Why JDK 17’s “Magic Syntax” Beats JDK 8

This article explains why upgrading from Java 8 to the long‑term‑support JDK 17 is essential, detailing record types, sealed classes, pattern matching, text blocks, var inference, enhanced switch, and other modern features that dramatically reduce boilerplate, improve readability, and boost performance for backend developers.

JDK 17Sealed ClassesStream API
0 likes · 14 min read
Unlock Java’s New Power: Why JDK 17’s “Magic Syntax” Beats JDK 8
Architect
Architect
Sep 19, 2025 · Backend Development

How to Refresh Spring Boot Configurations at Runtime with @RefreshScope

This article explains why traditional Java apps require restarts for config changes, introduces Spring Boot's @RefreshScope for zero‑downtime hot‑reloading, details its core principles, provides step‑by‑step implementation, troubleshooting tips, best practices, and advanced use cases for dynamic configuration in production environments.

@RefreshScopeSpring Bootbackend development
0 likes · 10 min read
How to Refresh Spring Boot Configurations at Runtime with @RefreshScope
Architecture Digest
Architecture Digest
Sep 19, 2025 · Backend Development

Mastering Message Idempotency: From Simple Checks to State‑Machine Solutions

This article explores the challenges of duplicate message consumption in distributed systems, explains why naive de‑duplication fails under high concurrency, and presents four progressively robust idempotency strategies—from database pessimistic locks and local message tables to a state‑machine approach with Redis or MySQL, highlighting their trade‑offs.

Message QueueRedisbackend development
0 likes · 11 min read
Mastering Message Idempotency: From Simple Checks to State‑Machine Solutions
php Courses
php Courses
Sep 19, 2025 · Backend Development

Master PHP Functions: Define, Pass, Loop, and Return Arrays

This guide explains how to define, pass, iterate over, and return arrays within PHP functions, covering array creation with array(), parameter passing, traversal using both for and foreach loops, and returning modified arrays, complete with full code examples for each step.

Code TutorialFunctionsPHP
0 likes · 5 min read
Master PHP Functions: Define, Pass, Loop, and Return Arrays
php Courses
php Courses
Sep 19, 2025 · Backend Development

Master PHP’s array_map(): Basics, Advanced Tricks & Real‑World Examples

This article explains PHP’s array_map() function, covering its basic syntax, how to apply callbacks to single or multiple arrays, advanced techniques like passing extra parameters, and provides clear code examples that demonstrate transforming array data efficiently.

CallbackPHParray processing
0 likes · 4 min read
Master PHP’s array_map(): Basics, Advanced Tricks & Real‑World Examples
21CTO
21CTO
Sep 18, 2025 · Backend Development

What’s New in PHP 8.5? Explore Pipelines, NoDiscard, Array Helpers & More

PHP 8.5 arrives with a suite of developer‑friendly enhancements—including a pipeline operator that eliminates temporary variables, a NoDiscard attribute that enforces return‑value usage, new array_first/array_last helpers, constant‑expression closures, global constant attributes, an exception‑handler getter, IntlListFormatter, CLI diff tools, a build‑date constant, and refined final property syntax—making everyday coding cleaner, safer, and more efficient.

PHPPHP 8.5array helpers
0 likes · 9 min read
What’s New in PHP 8.5? Explore Pipelines, NoDiscard, Array Helpers & More
Mike Chen's Internet Architecture
Mike Chen's Internet Architecture
Sep 18, 2025 · Backend Development

Master Java Reflection: 5 Essential Techniques for Dynamic Code

This article explains Java reflection—a powerful feature used by frameworks like Spring and MyBatis—covering its core concepts and demonstrating five practical ways to invoke methods, access fields, handle static and private methods, and work with superclass methods using concise code examples.

Dynamic InvocationJavaReflection
0 likes · 4 min read
Master Java Reflection: 5 Essential Techniques for Dynamic Code
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Sep 18, 2025 · Backend Development

Master 11 Spring Boot Bean Registration Techniques for Dynamic Applications

Explore 11 practical Spring Boot bean registration methods—from simple @Component scanning to advanced ImportSelector, FactoryBean, and runtime dynamic registration—detailing code examples, use cases, and configuration steps, enabling developers to choose the optimal approach for flexible, modular applications.

Bean RegistrationDependency InjectionJava
0 likes · 11 min read
Master 11 Spring Boot Bean Registration Techniques for Dynamic Applications
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Sep 16, 2025 · Backend Development

Master Spring Boot 3: 171 Real-World Cases and Advanced Techniques

This article presents a continuously updated collection of 171 Spring Boot 3 practical cases, covering advanced topics such as global exception handling, custom interceptors, bean retrieval, configuration imports, startup runners, bean definition modification, initialization methods, custom scopes, and graceful shutdown, with full code examples and a free PDF ebook.

JavaSpring BootSpring Framework
0 likes · 14 min read
Master Spring Boot 3: 171 Real-World Cases and Advanced Techniques
Mike Chen's Internet Architecture
Mike Chen's Internet Architecture
Sep 15, 2025 · Backend Development

Master Spring’s Core: IoC, DI, AOP & Transaction Explained

This article provides a comprehensive overview of the Spring framework, covering its core principles such as Inversion of Control, Dependency Injection, Aspect‑Oriented Programming, and transaction management, while illustrating each concept with diagrams and practical code examples for Java developers.

AOPDependency InjectionJava
0 likes · 7 min read
Master Spring’s Core: IoC, DI, AOP & Transaction Explained
Su San Talks Tech
Su San Talks Tech
Sep 15, 2025 · Databases

5 Proven Ways to Sync MySQL Data to Elasticsearch

This article explains why synchronizing MySQL with Elasticsearch is beneficial and compares five practical solutions—dual‑write, scheduled tasks, binlog, Canal, and MQ asynchronous—detailing their implementation, advantages, disadvantages, and suitable scenarios for each.

ElasticsearchMySQLbackend development
0 likes · 14 min read
5 Proven Ways to Sync MySQL Data to Elasticsearch
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Sep 13, 2025 · Backend Development

Generate PDFs with Spring Boot 3, iText, and Thymeleaf – 170 Real‑World Cases

This article presents a comprehensive guide to generating PDF documents in Spring Boot 3 applications using iTextpdf and Thymeleaf, covering environment setup, Maven dependencies, data model, HTML template design, controller implementation, and a test case that produces a correctly rendered PDF with external CSS and images.

JavaPDF generationSpring Boot
0 likes · 9 min read
Generate PDFs with Spring Boot 3, iText, and Thymeleaf – 170 Real‑World Cases
macrozheng
macrozheng
Sep 11, 2025 · Backend Development

Track Online Users with Redis ZSET in Spring Boot

This guide explains how to implement an online user counting feature using Redis sorted sets (ZSET) in a Spring Boot application, covering user identification via tokens or browser fingerprinting, adding, querying, and cleaning up entries with zadd, zrangeByScore, zremrangeByScore, and zrem commands.

RedisSpring BootZset
0 likes · 8 min read
Track Online Users with Redis ZSET in Spring Boot
Java Architect Essentials
Java Architect Essentials
Sep 11, 2025 · Backend Development

Mastering SpringDoc: Quick Setup and Advanced Grouping in Spring Boot

SpringDoc is a Spring Boot library that automatically generates OpenAPI 3 compliant API documentation, offering seamless integration with Swagger UI; this guide explains its advantages over SpringFox, walks through minimal configuration, grouping strategies, and handling of security and resource handling for robust API documentation.

API documentationOpenAPISpring Boot
0 likes · 14 min read
Mastering SpringDoc: Quick Setup and Advanced Grouping in Spring Boot