IMPORTANT: ESAPI has supported the Jakarta Servlet API (i.e., jakarta.servlet.api) since release 2.5.3.0. (Unfortunately, this information was previously missing in this README file.) Therefore, for ...

Learn how to use advanced techniques like short-circuiting, parallel execution, virtual threads, and stream gatherers to maximize Java stream performance. My recent Java Stream API tutorial introduced ...

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 ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The precision of a double in Java is 10-324 decimal places, although true mathematical precision ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The key difference between a float and double in Java is that a double can represent much larger ...

The release of Java SE 15 in Sept 2020 will introduce "sealed classes" (JEP 360) as a preview feature. A sealed class is a class or interface which restricts which other classes or interfaces may ...

Guava is a set of core Java libraries from Google that includes new collection types (such as multimap and multiset), immutable collections, a graph library, and utilities for concurrency, I/O, ...