Core Java
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Java Program to Add Two Numbers Without Using + operator
1. Introduction In this article, You will learn how to write a java program to add two numbers without using…
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How To Make A File Read Only Or Writable In Java?
A quick guide on how to make a file read only in java using setReadOnly() method from File API. 1.…
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Chasing Java’s release train, from 8 to 16. Part 1: JDK 9, the last big banger
A lot has been said about JDK’s new 6 months release cadence cycle, and arguably, this is one of the…
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Java – How to Delete Files and Folders?
A quick guide to delete the files and folders in java with example programs. 1. Overview In this tutorial, We…
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Project reactor and Caching with Caffeine
So you have a function which takes a key and returns a project reactor Mono type. 1 2 3 4…
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Implementing equals(Object) with instanceof Pattern Matching
Pattern matching for the instanceof operator was introduced as a preview feature with JDK 14 and was finalized with JDK…
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Different ways of declaration and initialization of arrays in Java
The below code shows the different ways one can declare and initialize an Array in Java: 01 02 03 04…
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Always Name Your Thread Pools
Our software tends to use a lot of thread pools – mostly through java.util.concurrent.ExecutorService implementations (Created via Executors.new.... We create…
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Introduction into GraalVM (Community Edition): GraalVM for the rest of us
1. Introduction Along the previous parts of the tutorial we have talked a lot about GraalVM‘s groundbreaking impact on the…
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