The Git Commands You Actually Use (And How to Stop Googling Them)
Forget the manual. Here’s how to branch, merge, undo mistakes, and collaborate like a pro. You know that feeling when you’re deep in code, ready to…
Read MoreThe Git Commands You Actually Use (And How to Stop Googling Them)
AI Concepts: Everything you need to know about RAG?
Retrieval-Augmented Generation, or RAG, is a way to combine large language models (LLMs) with your own data so that AI-generated answers… Continue reading on Javarevisited…
Companies Aren’t Killing Java Jobs — They’re Killing “Average” Backend Developers
Half the Spring Boot Jobs Didn’t Disappear by Accident — Companies Quietly Changed What “Backend Engineer” Means in 2026 Continue reading on Javarevisited » This…
I Tried 50+ AI Agents & Agentic AI Courses on Udemy: Here Are My Top 6 Recommendations for 2026
My favorite AI Agents and Agentic AI courses from Udemy to Take in 2026 credit — Agentic AI Engineering by Paul Iutszin Hello friends, you might have heard about…
I tried 20+ Open AI Codex courses on Udemy: Here Are My Top 5 Recommendations for 2026
My Favorite Udemy Courses to learn Codex and Claude Code for 2026 credit — Codex — The Practical Guide If you’re a developer in 2026 and still not using AI…
[5+ Years Experienced] Collections Framework Interview Q&A
This article brings you depth knowledge in collections from an experienced developer perspective. Lets Jump into the questions straight… Continue reading on Javarevisited » This…
Design Patterns Aren’t a Checklist. They’re a Diagnosis.
A practical decision tree you can actually use in real code Most people learn design patterns like vocabulary flash cards. “Singleton = one instance” “Strategy = interchangeable…
Backend Developers Making $15,000/Month in 2026 Aren’t Smarter — They Just Know This Roadmap
The exact skills, projects, and career strategy that separate average backend devs from $15K/month engineers. Continue reading on Javarevisited » This post first appeared on…
SemVer-Safe Releases: Why “Non-Breaking” Doesn’t Always Mean “Production-Safe”
SemVer-Safe Releases: Why “Non-Breaking” Doesn’t Always Mean “Production-Safe” Modern software delivery depends on one deceptively simple promise: “You should be able to upgrade safely without breaking things.”…
The ‘Learn to Code’ Era Is Officially Dead
For the last few years, the tech industry has been screaming the same dramatic headline like a Netflix apocalypse trailer: Continue reading on Javarevisited »…
I Tried 30+ AI Agent Courses on Udemy: Here Are My Top 6 Recommendations for 2026
My Favorite Udemy Courses to learn AI Agents and how to build them. credit — Agentic AI Engineering by Paul Iutszin Hello friends, AI Agents are everywhere right now. A…
You Call response.getBody() and Think You’re Done. You’re Not Even Close.
One Spring REST call. Three lines of your code. Forty-seven layers doing the actual work. Here’s what’s really happening. Continue reading on Javarevisited » This…
Sliding Window: A Story, Not a Tutorial — Two Engineers, One Whiteboard, Zero Memorisation
A story-driven walk through the algorithm — not a template to copy, but a derivation you’ll own. ~18 min read · 6 problems, 1 mental…
HTTP vs gRPC vs WebSocket: Choosing the Right Protocol for Your Spring Boot Service
Most Spring Boot services default to REST over HTTP without a second thought. Here’s the comparison that shows you exactly when that… Continue reading on…
How ChatGPT Really Works: A Simple Explanation for Everyone
Every single day, millions of people use ChatGPT. We use it to ask questions, write emails, create code, practice for job interviews, or… Continue reading…