Java Tutorials, Examples & Programming Guides

Step-by-step Java tutorials, programs, and interview questions with clear explanations for beginners and pros.

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Thursday, April 23, 2026

Java Platform Threads Limit: Performance Impact & Cost Guide

Wondering what makes Java applications hard to scale up to thousands of concurrent tasks ? The solution is the cost of platform threads...

Wednesday, July 23, 2025

Two ways to Unstage a File in Git git rm --cached and git reset Head)

Git Unstage file Common question on git unstage : This post covers the following questions with in-depth answers along with step-by-s...

Java 21 Virtual Threads Basic and Foundation

Introduction Hey everyone 👋, Welcome to the first post in our deep dive series on Java Virtual Threads ! Before we jump into the nuts and b...

Sunday, July 20, 2025

Java 8 - How to convert Calendar to LocalDateTime?

1. Overview In this article, You'll learn how to convert Calendar to LocalDateTime object in java 8 DateTime api . LocalDateTime api c...

Ultimate Guide to Java Virtual Threads: Build Scalable Applications with Ease

Are Java Virtual Threads the Future of Concurrency? Absolutely. Here's Why You Should Care. If you're a Java developer , you already...

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