UI or Main Thread – The Magical Thread in Android

In Android, the UI thread (also called the Main Thread) plays a critical role in managing everything that happens on […]

Code Review & Optimisation

How to Conduct Effective Code Reviews

Code reviews are an essential part of software development that help maintain code quality, ensure security, and improve team collaboration.

SDK & Library

Best Practices for Developing SDKs

1. Purpose of an SDK An SDK (Software Development Kit) simplifies integration with APIs by providing ready-to-use libraries, classes, and

Testing, Unit Testing

Unit Testing – Basics

1. Test Runner Example: Here, JUnit4 is the test runner that executes sampleTest(). 2. Test Case Example: Here, shouldReturnCorrectSpeed() is

Android

Facebook’s New Security Changes for Developer Apps (WordPress-ready)

Facebook rolled out important security changes that affect how developer apps handle credentials, access tokens, and user sessions. These updates

Java, Software Security

Java Security Libraries & Class Guide (SSL/TLS, KeyStore, KeyManagers, TrustManagers)

A concise, developer-friendly reference for Java security primitives and common patterns: SSLContext, KeyStore, KeyManagerFactory, TrustManagerFactory, cryptography classes, and a clear

Certificate, Software Security

Creating a Self-Signed Certificate Using Java Keytool (Command-Line Guide)

When working with Java applications that use SSL/TLS, you often need a digital certificate to enable secure communication. For development

Android, Software Security

Android Security Best Practices for Developers

Building secure Android apps goes beyond writing functional code — it’s about ensuring data protection, secure communication, and safe user

Hashing, Software Security

Understanding Message Digest (MD) or Digital Fingerprint

A Message Digest (MD), also known as a digital fingerprint, is a hashing algorithm that generates a unique, fixed-length value

Interview Preparation, Java, JVM

Understanding Java Thread Deadlock — Example and Explanation

💡 What is a Deadlock in Java? A deadlock occurs when two or more threads are waiting for each other’s