Core Java
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Java Command-Line Interfaces (Part 30): Observations
This series on parsing command line arguments in Java has consisted of 29 posts published over four months and covering…
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Java – HashMap in-detail explanation
HashMap works based on hashing algorithm, As per Java doc HashMap has below four constructors, Constructor Description HashMap() Constructs an…
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Implementing Dynamic Dialog Handler with Functional programming
In my previous post I mentioned a common use case when we need to programmatically check if the current transaction is dirty…
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Java 9 Streams API using JShell
This post looks at the Java 9 Streams API using JShell. The Streams API changes build on the success of…
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In encryption we trust! A tutorial
Many people view encryption as a complicated subject, something difficult to understand. And certain aspects of its implementation can be,…
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Java Command-Line Interfaces (Part 29): Do-It-Yourself
This series on parsing command line arguments from Java has briefly introduced 28 open source libraries that can be used…
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Java Command-Line Interfaces (Part 28): getopt4j
The page for getopt4j describes this as “a library to parse command line arguments according to the GNU style.” The…
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Java 9: ServiceLoader
java.util.ServiceLoader class loads the service providers/implementations at run time. While compile time ServiceLoader just need to know Service interface. With…
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Allocation free logging with log4j2
Introduction Recently I was working for a client trying to remove some GC pauses for a large well crafted Java…
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