Programming Tutorials

This is a submission for the Gemma 4 Challenge: Write About Gemma 4 What exactly is Gemma 4? Simply put, it’s a family of open-weight, open-source

Java Records have been stable since Java 16, and with Java 21 now the LTS baseline, they're showing up everywhere - DTOs, value objects, domain models

Mastering Spring Batch Listeners and Interceptors Learn how to effectively utilize Spring Batch listeners and interceptors to enhance your

Hi, I'm Sandeepika 👋 I'm a Senior Software Engineer with over 10 years of experience building scalable backend systems and cloud-native applications

WhatsApp (24/7 Support): +44 7353 848036 Website: https://zeusrecoveryservices.co m Email: support @ zeusrecoveryservices.co m In a world increasingl

Introduction One of the most consequential decisions in microservices architecture is data storage. Monolithic systems traditionally rely o

Spring Boot Auto-Configuration: The Interview Question That Separates Junior from Senior After thousands of interview communications, one p

One question that comes up early when evaluating an agent orchestration library is how it fits into an existing backend stack. If your services run on

Integrating Spring Batch with Spring Boot REST API Learn how to integrate Spring Batch with Spring Boot REST API for efficient batch proce

Understanding JDK, JRE, JVM and the Java Flow ☕ Today I learned how Java programs actually work internally. What I Learned

HashMap底层结构 数组 + 链表 + 红黑树 默认容量16，负载因子0.75 链表>8且数组≥64 → 转红黑树 put流程 计算hash：key.hashCode() ^ (h >>> 16)（高低位混合） 定位桶：(n-1)

我的背景 长春理工大学（双非），软件工程，2026届。 投递数据 BOSS直聘：329个沟通 10+ HR主动联系 拼多多/快手/亚信/Strikingly/泛微 全部拿到面试机会 我的招呼语模板 XX大学软件工程应届。Sp

This is a summary of the full tutorial published on howtostartprogramming.in. TLDR This blog post compares three popular AI agent frameworks: AutoGPT

In the last post we talked about encapsulation today we are getting into polymorphism. An analogy so we have our houses right. We have a

The Death of Static Rate Limiters: Why Your Java Virtual Threads Need BBR-Style Adaptive Concurrency If you are still configuring static ma

Imagine a treasure hunt… Each clue tells you where the next clue is. That’s exactly how a Linked List works. Instead of storing elements side-by-s

Mastering Spring Batch Retry and Skip Logic Learn how to implement retry and skip logic in Spring Batch with examples and best practices

Version control systems are important tools for managing code changes and collaboration. GitLab and GitHub are two of the most popular platforms in th

1. What is CORS and why is it required? CORS (Cross-Origin Resource Sharing) is a browser security mechanism that allows/restricts APIs from being acc