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A blog about Java, Spring, Hibernate, Programming, Algorithms, Data Structure, SQL, Linux, Database, JavaScript, and my personal experience.

Learn how to use the SecureRandom class in Java and how to produce safe random numbers.

Learn how Java’s Phaser API can help you deal with advanced thread coordination tasks.

The Java Properties class is like a Map of String, String key-value pairs, which can read and write the properties from and to a property file on disk.

Java 13 finally brings support for multi-line string literals after dropping similar functionality from Java 12.

This blog post explains the motivation behind removing Project Lombok from one of the projects to which I contribute. It reflects my personal opinion and is…

A new minor version of JUnit 5, 5.5, was released on June 30th. That means it’s time for yet another article looking at what’s new in this release of JUnit 5! The JUnit team keeps up th…

Today’s young generation has grown up with access to moreinformation than previous generations could even dream of. Theinternet has made learning easy and…

I was reading this question about the differences between Java’s Arrays.sort and Arrays.parallelSort, which is a few years old by now. What surprised me is that there was only one question that men…

The latest release for the Eclipse IDE arrived on June 19. Welcome to version 4.12! Download the latest build and see what the newest additions and changes.

Opsian’s Richard Warburton had the pleasure of sitting down with Aleksey Shipilëv and getting his thoughts on a range of topics. In Part 1 of the interview, Aleksey and Richard discuss the current state of JDK updates.

Java JLabel icons are displaying with distorted pixels in JFrame. This is happening consistently with different png images (all 32×32). I am not scaling the images, they are displayed in the program

The Object-Oriented Design Principles are the core of OOP programming, but I have seen most of the Java programmers chasing design…