Interested to learn about database migrations? Check our article explaining how to perform database migrations in Quarkus applications.

Learn how to address the problem of Balanced Brackets, also known as Balanced Parentheses, with Java.

Learn different ways to measure elapsed time in Java

Project Panama delivers, Dockerizing Java applications, EFK stack for logging, a little about queuing theory, and COBOL ain't gonna go anytime soon.

Learn how to collect Java Streams to immutable Collections.

Learn about how we can search for free ports for Java servers.

The protected modifier helps Java classes to encapsulate their implementation and also share it with related types. Explore how this modifier works in practice.

In this article, we explore new Stream collectors that were introduced in JDK 9

A guide to the bridge design pattern and its Java implementation

A quick and practical guide to the CircularFifoQueue data structure from Apache Commons.

Learn how to use the native Java mail library to send emails with and without attachments.

Learn how to enable verbose GC in Java and how to interpret the resulting logs.

How to Convert between a List and a Set using plain Java, Guava or Apache Commons Collections.

Have a look at the Java 8 support for internationalizing and localization of an application.

How to convert an InputStream to a Reader using Java, Guava and the Apache Commons IO library.

Learn about relatively new Java optimization: string concatenation with invokedynamic

Learn different ways to filter a Collection in Java based on the values of another list

There is plenty to catch us out when we write multi-threaded or concurrent code within Java. Here we explore some common problems and their solutions.

Learn about using constants in Java with a focus on common patterns and anti-patterns