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 ...

String Templates (a preview feature introduced in Java 21) greatly improves how we create strings in Java by merging constant strings with variable values. The name of this feature pretty much says it ...

You’ve likely used String variables to store values that span multiple lines, such as LLM prompts, JSON, HTML, XML, code snippets, and other such values. Some of these, such as a JSON value, include ...

Creating simple data classes in Java traditionally required substantial boilerplate code. Consider how we would represent Java’s mascots, Duke and Juggy: public class JavaMascot { private final String ...

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 ...