Mastering the Open-Closed Principle in Java with Real Code Examples
The Open-Closed Principle (OCP) is a fundamental concept in object-oriented design, aimed at making code more maintainable and scalable. Continue reading on Javarevisited » This…
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Top 5 Udemy Courses to Learn LlamaIndex in 2026
My favorite Udemy courses to learn LlamaIndex in 2026 Hello guys, the AI landscape continues to evolve rapidly, and one framework leading that evolution is LlamaIndex.…
☕ The Dark Side of Java: Features Nobody Talks About
“Java looks polite on the surface. But deep inside, it’s full of mysterious powers very few dare to touch.” Continue reading on Javarevisited » This…
5 Things I Wish I Knew Before Using Lombok
Lombok made our code look cleaner — until it made debugging impossible. Here’s what every Java developer should know before adding that… Continue reading on Javarevisited »…
LSM (Log-Structured Merge) Trees:
If you’ve ever wondered how databases like Cassandra, LevelDB, RocksDB, or InfluxDB handle millions of writes per second without breaking… Continue reading on Javarevisited »…
Why Your Spring Boot API Is Still Slower Than Your Grandma’s Wi-Fi (And How I Made Mine Fly…
You know that feeling when your API is so slow that even your coffee finishes loading before your response does? ☕🐢 Yeah… that was me.…
Don’t Mix Different Levels of Abstraction — The Clean Code Approach
Don’t Mix Different Levels of Abstraction — The Clean Code Approach Why shouldn’t mix different level of Abstraction while coding? I remember the first time my senior engineer looked…
Top 5 Frontend Masters Courses for Backend Developers in 2026
My favorite Backend Development courses by Frontend Masters for 2026 credit — Frontend Masters Hello guys, As a backend developer, you might think Frontend Masters is only for frontend…
Confessions of a Java Developer Who Hated Kotlin
How I went from mocking Kotlin to secretly loving its simplicity — and what every Java dev needs to hear. Continue reading on Javarevisited » This post…
How DNS Works: A Simple Guide for Beginners
This blog breaks down what DNS is and how it works, with clear explanations and simple diagrams. Continue reading on Javarevisited » This post first…
How HashMap Works Internally in Java: A Visual Deep Dive
When it comes to storing key-value pairs in Java efficiently, HashMap stands out as one of the most commonly used data structures. Continue reading on…
If You Want to Write Clean Code, Learn These 6 Rules
Writing clean code isn’t just about making your programs run — it’s about making them easy to read, easy to maintain, and easy to build… Continue reading…
How to test a SOAP API request with Rest-Assured Java
Learn how to test SOAP API requests using Rest-Assured in Java with XML payloads, assertions, and step-by-step examples. Continue reading on Javarevisited » This post…
Udemy vs Coursera Review 2025 — Which Is Better to Learn to Code and Programming?
Udemy vs Coursera Review 2025 — Which Is Better to Learn to Code and Programming? Udemy or Coursera? Which one is better for Developers in 2025 Hello guys,…
Start thinking like a developer
Most beginners think programming is a vocabulary test. Learn 20 keywords, copy-paste a few snippets, and — voilà — you’re a “developer.”… Continue reading on Javarevisited » This post…