Java is a programming language and computing platform first released by Sun Microsystems in 1995. There are lots of applications and websites that will not work unless you have Java installed, and more are created every day. Java is fast, secure, and reliable. From laptops to datacenters, game consoles to scientific supercomputers, cell phones to the Internet, Java is everywhere!

How to print a triangle rectangle pattern (from left to right and right to left) in Java
Learn how to print an asterisk based triangle of x rows in the console with Java.
How to manipulate KeePass databases (kdbx) in Java
Learn how to read from and write credentials to KeePass files.
How to generate random alphanumeric strings with a custom length in Java
Learn how to generate a random alphanumeric string of characters with a custom length in Java.
Common Java Learning Mistakes and How to Resolve Them
Discover the mistakes that you are making when trying to learn Java from scratch.
Should You Specifically Spend Time Learning Java Programming Language?
Discover why you should spend time learning Java.
How to read (parse) from and write to INI files easily in Java
Learn how to work with INI (configuration files) in Java.
How to create and display a Windows 10 Notification with Java AWT
Learn how to create a tray notification in Windows 10 with Java AWT.
How to work with JSON easily in Java
Learn how to create and manipulate JSON strings in Java.
How to change a frame's title bar icon (application icon) in Java AWT Toolkit
Learn how to define a custom icon for a frame in the AWT Toolkit of Java.
How to retrieve screen dimensions (width, height) and resolution with Java AWT Toolkit
Learn how to retrieve these basic values from the Java AWT Toolkit easily.