A simple and practical guide to Java Reflection API

Learn how to implement a custom annotation using Lombok handlers.

Learn how to get the fields of a class using reflection, including inherited fields

A quick and practical guide to generating equals() and hashcode() with the Eclipse IDE

Interested to learn about JVM? Check our article explaining the Differences between JVM, JIR, JRE, and JDK in Java with examples.

Learn about the differences between the Java ArrayList and Vector classes

Learn how to avoid NullPointerExceptions using NullAway.

Java "Back to Basics" Tutorial - illustrating Collections and Java IO.

Learn how to implement Shell Sort algorithm in Java.

Java provides support for digital signature via the JCA APIs. See how to digitally sign and verify messages with public/private key cryptography.

In RESTful APIs resources are typically deleted using the HTTP DELETE method. The resource that should be deleted is identified by the request URI. DELETE

Another release of JMetro has just came out. This time the focus has been on fixing bugs and tweaking existing styles. A bunch of these have been fixed in

A large proportion of Java database applications are using Hibernate/JPA to bridge the gap between Java and SQL. Until recently, we were forced to mix

Interested to learn about Compression? Check our article explaining the differences between Bulk and Individual Compression

Learn about creational design patterns along with examples of core Java classes that use them to create and obtain instances of objects.

Explore how to throw an exception from Java 8 Optional.

Learn about the differences between the PermGen and Metaspace memory regions in Java

Take a look at different ways to check if a String is a palindrome in Java.

Learn how to use Parallel Collectors, a library of Java Stream API collectors designed to overcome limitations of standard Parallel Streams.

Learn how to format output using Java's PrintStream.printf() method