Hello. In this note, I provide proactive explanations for common pitfalls for new employees, prospective hires, and junior ...

Java’s String class encapsulates an array of bytes. A byte can be converted to a char, in which case, String becomes an array of characters used to compose words, sentences, or any other data you want ...

When writing Java, seeing red wavy lines or English error messages can be startling. However, error messages are hints that ...

Java is one of the most in-demand programming languages in the world and one of the two official programming languages used in Android development (the other being Kotlin). Developers familiar with ...

In the post Checking for Null or Empty or White Space Only String in Java, I demonstrated common approaches in the Java ecosystem (standard Java, Guava, Apache Commons Lang, and Groovy) for checking ...