Use Java assertions to test your assumptions about program correctness and check them in your code.

Learn how to optimize JVM and JIT compiler performance for better execution speed, memory usage, and resource utilization in your Java applications—and how to check your results.

To do that, you need to write code in a text editor, compile the code using the javac command, and then run the code using the java command. The command prompt method can be tedious, but it’s an ...

Quickly learn how to use the Java ternary operator and see how this simple programming construct can help make your conditional logic, if statements and return statements clearer and more concise.

Java 17, the next Long Term Support (LTS) release, will be released on September 14, 2021. This article explains why you should upgrade your applications and how to do so relatively quickly.

How to Use Diff in Notepad++. The diff command in UNIX is a useful utility that allows you to compare two text files and display the lines that were different. If you've migrated to a Windows ...

LeaningTech recently released the second major iteration of CheerpJ. CheerpJ 2.0 may convert Java applications into a mix of HTML, WebAssembly and JavaScript, so that developers can run Java ...

Get a hands-on look at Java preview features, such as the JDK 13 text blocks, with this video tutorial that lays out how to run and compile to proper code in five easy steps.

A team of several dozen developers led by Oracle Labs’ Thomas Wuerthinger has spent seven years honing three ideas: What if you wrote a compiler in Java, and what if it could run any program ...

Java is a cross-platform programming language from Oracle that anyone can use. One thing that you can do with Java is create a text document that you can open in Windows' Notepad program.