Overall, Java class loaders are a critical component of the JVM that enables Java programs to load and execute classes dynamically at runtime.

Java 22 arrives with previews of scoped values, structured concurrency, stream gatherers, and the ability to execute multi-file programs.

Java’s Scanner class makes it easy to get input from the user, which allows simple programs to quickly become interactive. And a little bit of interactivity always makes learning how to program a ...

This tutorial shows JDBC and PostgreSQL used, along with JDBC URLs and downloaded database drivers from Maven, to create simple Postgres CRUD apps.