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Source: Techniques for Writing Thread-Safe Code Without Using Synchronized Locks 1. What thread-safe code really means without locks Thread safety is often misunderstood as merely “preventing crashes when multiple threads run.” That definition...

Source: When Database Deadlocks Happen (And How I Recognize Them Fast) 1. An indirect opening: why deadlocks feel “random” until you see the pattern Most of the time, a database looks calm: queries run, rows update, transactions commit, life i...

Source: Series of Interview Questions for Backend Developers Part 1 1. Question 1: How does the JVM work? From class loading to initialization When you hit “Run” on a Java program, a lot of machinery spins into action before main is even touch...

Source: Implement Timer Node Synchronization in Java: A Step-by-Step Guide 1. Understanding Timer Node Synchronization Before diving into the implementation, it’s essential to grasp what timer node synchronization entails. In distributed syste...

Source: Techniques for Building a Blocking Queue in Java from Scratch: Best Practices and Potential Pitfalls 1. Understanding the Basics of a Blocking Queue The Blocking Queue concept allows threads to communicate effectively by ensuring that ...

Source: Techniques to Decide: Is Java or Kotlin the Right Choice for Your Project? 1. Language Fundamentals Understanding the core aspects of each language is essential to gauge which might be more suitable for your project. 1.1 Syntax an...

Source: Using CountDownLatch in Java: A Deep Dive with Code Examples and Demos 1. Understanding CountDownLatch in Java CountDownLatch is a part of the java.util.concurrent package and is used to synchronize one or more threads, forcing them to w...

Source: What Is CyclicBarrier? Key Facts and Examples Explained 1. What Is a CyclicBarrier? A CyclicBarrier is a synchronization aid that allows a set of threads to all wait for each other to reach a common barrier point. Once all threads reac...
