An overview of various ways to get a file's MIME type

Explore the performance of removeAll() in HashSet.

The practical ways of using the useful substring functionality in Java - from simple examples to more advanced scenarios.

A quick and practical guide to merging Properties objects.

Learn how to encode a Java String to the UTF-8 character set.

How to write an InputStream to a File - using Java, Guava and the Commons IO library.

Let's find how to import a certificate in our keystores using the keytool command.

A quick and practical guide to handling duplicate keys by using multimaps in Java.

Using AWS CodeBuild, I was using a buildspec that was to run an executable JAR file to execute JUnit tests. Here is my buildspec: 1 version: 0.2

A tutorial on how to measure and enforce code coverage on a Java code base with JaCoCo and Gradle.

Learn about the Keycloak REST APIs and how to call them in Postman

Let's learn about Netflix Mantis Platform and some of the cool features it offers.

Learn about the counting sort and then implement it in Java.

As Java developers, we often need to switch between different versions of the JDK for different projects. jEnv makes this easy.

Learn how to handle java.net.ConnectException

Learn Test-Driven Development while implementing a List implementation in Java.

Explore the main idea behind logistic regression, and some of the available Java tools.

Tale of legendary duos: Shenandoah and Java 11, Unix sockets and Java 16, TestContainers and JPA, and finally Distributed Tracing and Netflix!

Learn about Java anonymous classes.