Help4j is the largest, most comprehensive source of knowledge about the Javatm programming language with more than 25 000 code examples, thousands of utility functions, tips and links. It seamlessly integrates with the standard API documentation. A click on a method or class and up to 20 code examples are at your fingertips.
Help4j greatly reduces the time spent searching for the right way to solve thousands of programming problems; it allows you to learn from other developers’ code and keeps developers from reinventing the wheel. Help4j is unique because it is based on an extensive analysis of millions of lines of source code from hundreds of open source projects. If someone else has solved your problem before, it is most likely that Help4j has the solution for you!