Core Java
-
Intro to the Apache Commons CLI
The Apache Commons CLI library is a powerful tool that enables developers to efficiently create command line interfaces (CLIs) for…
Read More » -
Capture Method Arguments in Mockito Test
During code testing, we may need to capture the method parameters. Let us delve into understanding how Mockito captures passed…
Read More » -
Null No More: Mastering Java’s Most Common Error
Ah, the NullPointerException. It strikes fear into the heart of even the most seasoned Java developer. This infamous error message…
Read More » -
Setter Methods vs Constructors for Setting Variables in Java
In object-oriented programming (OOP) with Java, the decision to employ setter methods or constructors for setting variables is pivotal. Both…
Read More » -
InputStream vs. InputStreamReader in Java
Working with data streams in Java is fundamental for interacting with files, network connections, and other sources. Among the key…
Read More » -
How to Compare Collections for Object Storage in Java
In Java, you can store groups of objects using collections. These collections act like containers, but each one has its…
Read More » -
Java Arrays Tutorial
1. Introduction In computer programming, an array is a collection of items stored in contiguous memory locations. In Java, an…
Read More » -
A Guide To Jackson-jr Library
1. Introduction JavaScript Object Notation (JSON) is a text-based format for storing and exchanging data. It’s commonly used by web…
Read More » -
Date Check Equals Yesterday
When handling date and time information in Java applications, it’s frequently essential to assess dates for different reasons like scheduling…
Read More »
