Learn how to generate certificates with keytool.

Web tables or data tables are often used in scenarios where you need to display the information in a tabular format. The data being displayed can either

Learn how to use the Flogger framework as an alternative for the traditional logging frameworks.

Learn about the change to time-based releases with Java, how it differs from semantic versioning and what how we can expect the support lifecycle to change

A quick but comprehensive introduction to HashSet in Java.

Learn how to escape special characters in Java Regular Expressions.

Learn how to use the Java Text Blocks feature, incorporated as a standard feature since JDK 15.

Learn how to do Base64 encoding and decoding of a PDF file using Java 8 and Apache Commons Codec.

Learn the basics of the Java native keywords and methods.

Learn several algorithms for checking whether a list is sorted in Java.

Learn how leverage OpenCV with Java

Introduction In this article, I will contemplate the testing of private methods in unit tests. After that, I will propose a way or pattern to do it, if

Learn about approaches for testing System.out.println.

Learn how to list all of the available Redis keys

Learn how one of Java's most common errors - StackOverflowError - occurs, and how to resolve it.

Learn about primitive collections in Eclipse collections, performance and how to interact with them.

Learn about the constructor return type in Java

We'll discuss what "unchecked cast” compiler warning means, why we're warned, and how to solve the problem