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Java Backend Technology

Focus on Java-related technologies: SSM, Spring ecosystem, microservices, MySQL, MyCat, clustering, distributed systems, middleware, Linux, networking, multithreading. Occasionally cover DevOps tools like Jenkins, Nexus, Docker, and ELK. Also share technical insights from time to time, committed to Java full-stack development!

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Latest from Java Backend Technology

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Java Backend Technology

Sep 1, 2025 · Backend Development

Mastering Java 8 Functional Interfaces: Cleaner Code with Function, Supplier, Consumer & Runnable

This article explains Java 8's functional interfaces—including Function, Supplier, Consumer, and Runnable—showing how to replace verbose if‑else and exception handling with concise lambda expressions, and provides reusable utility interfaces for branching, present‑or‑else logic, and exception throwing.

Functional InterfaceJava8Lambda

0 likes · 6 min read

Mastering Java 8 Functional Interfaces: Cleaner Code with Function, Supplier, Consumer & Runnable

Java Backend Technology

Aug 29, 2025 · Backend Development

Why Feat Outperforms Spring Boot and Vert.x: A High‑Performance Java Web Framework

Feat is a high‑performance Java web service framework that offers a SpringBoot‑like development experience while delivering faster startup, lower memory usage, higher request throughput, and built‑in AI‑native and cloud‑native capabilities, making it a compelling alternative for modern backend development.

AIJavaWeb Framework

0 likes · 7 min read

Why Feat Outperforms Spring Boot and Vert.x: A High‑Performance Java Web Framework

Java Backend Technology

Aug 27, 2025 · Backend Development

Using Weighted Round Robin to Satisfy Per‑Platform Rate Limits in Java

This article explains how to handle downstream API rate limits that differ per platform by interleaving requests with a weighted round‑robin algorithm, shows the pitfalls of simple sleep‑based throttling, and provides complete Java code for a practical implementation.

JavaRate Limitingalgorithm

0 likes · 11 min read

Using Weighted Round Robin to Satisfy Per‑Platform Rate Limits in Java

Java Backend Technology

Aug 26, 2025 · Backend Development

Why Java Uses Reverse Domain Names for Packages and How It Improves Code Organization

This article explains Java's reverse domain naming convention, shows a typical Maven project layout, and outlines how using reversed domain prefixes in package names prevents naming conflicts, ensures global uniqueness, enhances readability, and supports logical layering of code modules.

Domain ReverseJavaPackage Naming

0 likes · 5 min read

Why Java Uses Reverse Domain Names for Packages and How It Improves Code Organization

Java Backend Technology

Aug 25, 2025 · R&D Management

Should You Join an IT Outsourcing Team? Pros, Cons, and How to Choose

This article explains what IT outsourcing is, compares two‑party and three‑party contracts, outlines the advantages and disadvantages for developers, and offers practical advice on selecting the right outsourcing role based on career goals, salary expectations, and learning opportunities.

Career AdviceIT careercontract types

0 likes · 18 min read

Should You Join an IT Outsourcing Team? Pros, Cons, and How to Choose

Java Backend Technology

Aug 22, 2025 · Backend Development

How Jeandle’s LLVM‑Powered JIT Could Revolutionize Java Performance

Jeandle, the new open‑source LLVM‑based JIT compiler released by Ant Group, aims to boost Java performance by integrating LLVM’s optimization capabilities into the JVM, explaining JIT and LLVM fundamentals, its architecture, and an ambitious roadmap toward full bytecode support and advanced optimizations.

JITJVMJava

0 likes · 6 min read

How Jeandle’s LLVM‑Powered JIT Could Revolutionize Java Performance

Java Backend Technology

Aug 21, 2025 · Backend Development

Boost MyBatis Development with MyBatis SQL Viewer: Install, Use, and Stress‑Test Your SQL

The MyBatis SQL Viewer plugin streamlines MyBatis development by converting XML to real SQL, offering parameter mocking, compliance and index checks, execution, stress testing, and both MyBatis and non‑MyBatis modes, all without repeatedly restarting the application.

IDEMyBatisPlugin

0 likes · 10 min read

Boost MyBatis Development with MyBatis SQL Viewer: Install, Use, and Stress‑Test Your SQL

Java Backend Technology

Aug 15, 2025 · Backend Development

Simplify Java Stream Processing with JDFrame – A JVM‑Level DataFrame Library

This article introduces JDFrame, a JVM‑level DataFrame‑style library that provides a more expressive, SQL‑like API for Java 8 streams, shows how to add the Maven dependency, demonstrates common operations such as filtering, grouping, sorting, joining, and explains the differences between SDFrame and JDFrame with practical code examples.

Data ProcessingDataFrameJDFrame

0 likes · 19 min read

Simplify Java Stream Processing with JDFrame – A JVM‑Level DataFrame Library

Java Backend Technology

Aug 13, 2025 · Backend Development

Why Stream.toList() Throws UnsupportedOperationException vs collect(Collectors.toList())

This article explains the key differences between Java's Stream toList() method introduced in JDK 16, which returns an unmodifiable list, and the traditional collect(Collectors.toList()) which yields a mutable ArrayList, illustrating behavior with code examples, performance considerations, and practical usage tips.

Immutable ListJDK16Java

0 likes · 8 min read

Why Stream.toList() Throws UnsupportedOperationException vs collect(Collectors.toList())

Java Backend Technology

Jul 25, 2025 · Backend Development

Mastering Multi‑Tenant Architecture with Spring Boot & Spring Cloud: A Complete Guide

Learn how to design, implement, and deploy a multi‑tenant architecture using Spring Boot and Spring Cloud, covering concepts, advantages, database strategies, dynamic routing, service registration, configuration management, and practical code examples for scalable SaaS applications.

Architecturedatabasemulti-tenant

0 likes · 15 min read

Mastering Multi‑Tenant Architecture with Spring Boot & Spring Cloud: A Complete Guide