Java has a built in UUID generator. We compare this to some other solutions which can be more secure or performant.

Another preview of Foreign Functions, Jakarta REST, Scala 3 annotations, Postgres power features, and Scalable Slack!

Understand the differences between the th:text and th:value Thymeleaf attributes.

Learn how to use the Spoon library to analyze and modify Java source code.

A quick and practical guide to URL manipulation in Java.

Learn the differences between Integer.parseInt(Scanner.nextLine()) and Scanner.nextInt() through examples.

Learn how to parse an OpenAPI document file in Java and extract its various components.

Explore the differences between using the JAVA_HOME and PATH environment variables.

Learn three approaches to finding the most frequent characters in a string, with examples.

Explore different NLP libraries in Java and see how to implement some NLP tasks using Apache OpenNLP and Stanford CoreNLP.

Learn two variations on the problem of extracting text that follows after a regex match and how to do it using Java.

This article introduces the @StandardException annotation in Java's Lombok library that generates constructors for exception classes, avoiding writing duplicate code.

Previously we checked on ReentRantLock and its fairness. One of the things we can stumble upon is the creation of a Condition. By using Condition we can

Learn how to use JMXTerm to perform external debugging on a Java application.

Learn the differences between char and String in Java.

Learn about memory allocation and garbage collection in Java to prevent memory leaks and build more efficient, robust applications.

Explore what kind of possibilities there are in JPA to store a list of strings of an entity.

Learn how to use virtual threads in a Spring 6-based application.

This tutorial explains different ways to check if the first character of a string is a number in Java. It covers using charAt(), Character.isDigit(), Pattern class, and matches() method. It also demonstrates how to use Guava's CharMatcher utility class to…

Java 20, adaptive GC for Quarkus, JFR event streaming, Java threading primitives, maintainable software, and HTTP stats codes!