In Spring property (or yaml) files we can reference other properties using the ${..} syntax. For example: 1 2 3 external.host=https://api.external.com

Learn about the Java FileWriter class with a few simple examples

Learn how to use javac to generate *.class files.

A quick and practical guide to appending data to files.

Learn different ways to implement delays in Java

Next up in the Resilience4j series - this article explains the Bulkhead module and how to use it to build resilient applications.

Learn several ways to add or subtract a given number of hours from a date in Java.

Learn about the Java implementation of Boruvka's algorithm for finding a Minimum Spanning Tree (MST) of an edge-weighted graph.

Learn how we can efficiently merge sorted arrays using a min-heap

They may look very similar but they aren't. Let's explore why.

Learn about Java's Scanner.nextLine method using some simple examples

The Proxy Pattern Proxy is a common software design pattern. Wikipedia does a good job describing it like this: In short, a proxy is a wrapper or agent

For every Java developer Hibernate, Spring are everyday terms. Although recently there was an addition to this list of ‘Spring-boot’. Nowadays Spring Boot

On the previous post we implemented json and Java based Hoverfly scenarios..Now it’s time to dive deeper and use other Ηoverfly features. A big part of

Learn how to parse an XML File using StAX

A quick writeup show you how to deal with MD5 hashing in Java.

Learn how to compare two HashMaps in Java as well as find the differences between them

Java 15 goes GA, A collection of Spring/JPA topics, creating highly scalable distributed systems, and good looking GitHub profiles!

Ever wondered if it's important to close a Java 8 Stream?

Learn how to send emails with single and multiple attachments in Java.

Explore several ways to remove leading and trailing characters from a String.