Explore coupling in Java.

Learn how to convert a given string's first character to upper case.

Learn how to convert a String to a char in Java.

Learn how to implement and use the factory pattern in Java.

Explore how to convert a String into a String array (String[])

Learn about Simple Binary Encoding (SBE): how to set it up, define the message structure via XML, and use it for messages in Java.

Learn what waiting and parking mean for a thread.

Learn how to generate mock data for different purposes with Datafaker.

Explore Channels and Connections in RabbitMQ and how we can use them.

Explore the concept and usage of positive and negative infinity in Java.

Find out how TriFunction interface works for functional programming in Java.

Learn the differences between Enumeration and Iterator in Java.

Learn two different methods for validating a URL in Java.

Look at the different ways of specifying and using literals in Java.

Learn how to find the solutions of a quadratic equation in Java.

Explore the Spring framework's extensive support for Groovy and learn how to create bean definitions using different approaches.

Java 19 improvements for collections and a new incarnation of switch in Java. Also, Spring Boot 3 and Spring 6 are even closer.

Learn two common pitfalls when we work with integer literals in Java.

If you want to benchmark you code, the Java Microbenchmark Harness is the tool of choice.In our example we shall use the refill-rate-limiter project Since

Java serialization, better VSCode for Java, JFR event streaming, functional programming issues, and standard errors for HTTP APIs.

Learn how to use Filters builders to perform filter operations on a MongoDB collection.