Just about every J2EE application accesses data from a relational database. For this reason, Java Database Connectivity (JDBC) is probably one of the more popular APIs available for the Java ...

Simple and flexible object creation to match the needs of API users. Opportunities for code reusability, leading to enhanced maintainability. Java constructor overloading example Imagine a simple Java ...

Java Console class input and ouput The easiest way to garner user input in a Java program is to use the System’s Console class. Introduced in Java 6, Java’s System Console class provides two simple ...

Learn how to use pattern-matching features in your Java programs, including pattern matching with switch statements, when clauses, sealed classes, and a preview of primitive type pattern matching ...