Core Java
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Can a non static method access static variable/method in Java?
“Can a non-static method access a static variable or call a static method” is one of the frequently asked questions…
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JShell in Five Minutes
This post builds on my My Top Java 9 Features post by looking more in depth at these features. Here…
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Java Command-Line Interfaces (Part 18): JCLAP
Giles Winstanley‘s JCLAP (Java Command-Line Argument Parser) is the eighteenth library covered in this series of posts on Java-based command…
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Introduction to Java Virtual Machine (JVM)
What is JVM A Java virtual machine (JVM) is an abstract computing machine that enables a computer to run a Java…
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Java Command-Line Interfaces (Part 17): jw-options
The JavaWorld article Processing command line arguments in Java: Case closed by Dr. Matthias Laux introduces a simple Java-based library…
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Java Command-Line Interfaces (Part 16): JArgp
The Java-based command line argument processing library covered in this post was the featured library of an IBM developerWorks article…
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How to Format a String, Clarified!
A User-Friendly Introduction The Java Documentation of String formatting is not the easiest to read and understand if you are…
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Enum: How to use name() and toString() methods correctly
The Difference Between Two Methods? The Java Enum has two methods that retrieve that value of an enum constant, name() and…
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Testing time based reactor core streams with Virtual time
Reactor Core implements the Reactive Streams specification and deals with handling a (potentially unlimited) stream of data. If it interests you,…
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