Want to know more about standard Java I/O concepts like standard input, standard output, and standard error? Read on!

Learn by example how format output with the Java printf method. If you want to format dates, times, integers, doubles and Strings in the text you output to the console, logs or streams, you'll need ...

Think you've nailed the basics of Java pattern matching? Keep learning with these Java pattern matching examples involving records, inferred types and generics.