8 guidelines for writing reusable Java code Define the rules for your code Document your APIs Follow standard code naming conventions Write cohesive classes and methods Decouple your classes Keep ...

This is an in-depth java tutorial for beginners. Learn what Java is, how to get started, and how to build basic apps using key concepts!

Java's I/O streams provide standardized ways to read and write data. Any object representing a mutable data source in Java exposes methods for reading and writing its data as a stream.

Interested in how to write a Java screen scraper application with HtmlUnit instead of JSoup? Here's a screen scraper example to help you get started with content aggregation.