Core Java
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Java Command-Line Interfaces (Part 8): Argparse4j
Argparse4j is a “Java command-line argument parser library” that its main page describes as “a command line argument parser library…
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Project Package Organization
The package is a fundamental concept in Java and one of the first things you stumble upon when starting programming…
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Is it possible to have an abstract method in a final class?
This is one of the interesting core Java questions which was asked to one of my readers recently during a telephonic…
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Java Bean Validation Basics
This post summarizes some quick and easy examples for the most common things you would want to do with the…
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Java Command-Line Interfaces (Part 7): JCommander
This is the seventh post in my series that briefly introduces various libraries for processing command-line arguments in Java. This…
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Java Command-Line Interfaces (Part 6): JOpt Simple
The main web page for JOpt Simple calls this Java-based library “a Java library for parsing command line options, such…
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Java 8 Optionals
While programming, we have all faced the most (in)famous NullPointerException. And I believe we all would agree that encountering NullPointerException…
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All about Finals
A variable can be declared final. A final variable may only be assigned to once. It is a compile-time error…
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The Best Java Developer Tools for Testing and Integration
Discover faster, more efficient performance monitoring with an enterprise APM product learning from your apps. Take the AppDynamics APM Guided…
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