core Java — 2 Technical Articles

Dec 26, 2025 · Fundamentals

When Does a.equals(b) Throw? Understanding Java Null Handling and Objects.equals

This article explains how a.equals(b) behaves with null and empty strings, compares it to Objects.equals, analyzes the underlying source code, and clarifies the difference between reference comparison (a==b) and logical equality (a.equals(b)) in Java.

JavaObjects.equalscore Java

0 likes · 5 min read

When Does a.equals(b) Throw? Understanding Java Null Handling and Objects.equals

21CTO

Jun 14, 2019 · Backend Development

Ace Java Backend Interviews: Proven Prep Strategies & Must‑Know Topics

This guide outlines practical interview preparation techniques for Java backend roles, covering essential frameworks, distributed systems, database optimization, core Java concepts, Linux troubleshooting, and how to showcase real project experience to stand out from other candidates.

JavaLinuxSQL Optimization

0 likes · 14 min read

Ace Java Backend Interviews: Proven Prep Strategies & Must‑Know Topics