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Intro to Apache Commons Configuration Project

Apache Commons Configuration can be used to allow us to specify configuration parameters to be loaded at runtime by our application. We look at a few use cases and types of configuration files.

Introduction to Simple Java Mail

Explore the process of setting up Simple Java Mail and learn how to send emails, including attachments and HTML content, handle exceptions, and more.

Print the Default Value When Overriding toString() Method

Learn about overriding the toString() method and handling the potential null within.

How to Intercept a Request and Add Headers in WebFlux

Explore different ways of intercepting and adding custom headers for both server web requests and web client requests in Spring WebFlux

PrintWriter write() vs print() Method in Java

Discover the differences between PrintWriter’s write() and print() methods.

Introduction to DuckDB

Learn about the advantages of the DuckDB database and some fundamental operations via illustrative examples

Converting a Java Project/Module Into a Maven Project/Module In IntelliJ IDEA

A quick and practical guide to converting a Java project/module into a Maven project/module in IntelliJ IDEA.

Introduction to Brave

Explore Brave, a popular distributed tracing instrumentation library in the Java ecosystem.

Intro to the Apache Commons Compress Project

In this tutorial, we explore Apache Commons Compress, a library for file compression, archiving, and extraction. It supports various formats like TAR, ZIP, GZIP, BZIP2, and more.

Introduction to Light-4J

Learn the core philosophy, key features, and architectural concepts of the Light-4j library.

Multiple-Level Mock Injection Into Mockito Spy Objects

Learn how Mockito annotations work in multiple-level injection scenarios.

Internet Address Resolution SPI in Java

Learn how Internet Address Resolution works in Java using the InetAddress API.

Merge Overlapping Intervals in a Java Collection

Learn how to take a Java collection of intervals and merge the overlapping ones.

Representation of Integers at a Bit Level in Java

Understanding how Java represents integers can help us with certain mathematical operations. In this article, we look at integer representation and how to use bitwise operations with Java numbers.