Core Java
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Introduction into GraalVM (Community Edition): GraalVM as a Polyglot Platform
1. Introduction Until now we have discussed the GraalVM exclusively in the context of the JVM platform. It is not…
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Java 9 Modules: part 1
In this blog we will go through one of the most important features of java 9, which is ‘Modules’ aka…
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The Final Straw
While I’m not quite going to blame Java’s final for the following, I’ve said before how final should have its…
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Creating Temporary Files with JUnit 5
This post shows you how to perform unit testing using temporary files with JUnit 5. If you’re still on JUnit…
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Immutable Mutable Objects
There are some strong reasons why we may want to make genuinely immutable objects. Then there are various frameworks which…
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Sorting ArrayList in Reverse or Descending Order in Java 8
A quick guide on how to sort the arraylist in descending order or reverse order in java and example programs…
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Sorting HashMap by Value in Java 8 in Ascending and Descending Order
A quick guide to sort HashMap by value in java and new java 8 api in ascending or descending order.…
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Java String Programs – Programming Examples for Interviews (2021)
A quick guide to java string based interview programming questions and examples. 1. Overview In this article, We will see…
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Java NullPointerException Avoidance and Enhancement Tactics
An encountered NullPointerException can be a useful mechanism for highlighting when a certain code flow or certain data has led…
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