What are Java assertions? Before JDK 1.4, developers often used comments to document assumptions about program correctness. But comments don’t actually help us test and debug our assumptions ...

The Java compiler sends warnings about using raw types in Java. These warnings are generated to alert developers about potential risks related to type safety when using raw types instead of generics.

Moreover, this is a basic programming structure that you’ll use in nearly every language. In this post, we’ll explore how to use if statements in Java. See also: How to use if statements in Python ...

If you want long-term support from Oracle for a Java release you have to pay for it by using the Oracle JDK build. As mentioned, Oracle will only support OpenJDK builds for six months.

Java is one of the most common programming languages in the tech space. Companies across the world use Java for back-end web development and mobile applications.

Let me show you how. First, we’re going to install Java 17 and Java 18, so you can see how the switching is done. To install Java 17, open a terminal window and issue this command: ...

The Java programming language emerged roughly 25 years ago, when Smalltalk and C++ dominated. Back then it was easy to argue that the world didn't need another object-oriented programming language.

In fact, you don’t even have to code your Java into a file. JShell can execute lines of Java code directly on the command line. Java without a main method Historically, Java devs have had to code a ...

Java 17 was a big deal. A survey by Java dev tool maker Perforce earlier this year found that 37% of its users were still on Java 8, which was released in March 2014. A further 29% used Java 11 ...

This post explains how to use loops in Java. Learn for loops, while loops, do while, break, and continue. All without going loopy!