Using this Java code snippet, you can filter file names for array of extensions, split the file names, and test the resulting array.

Get a quick reference for what types of managed class can inject what object in Java EE 5.

A limitation of EJB containers is that they can't serialize complex objects. Find out how the PrePassivate and PostActivate methods overcome this shortcoming.

With EJB interceptors, you can access the name, parameters, and EJB context of business methods.

The xp_cmdshell extended stored procedure in SQL Server enables you to read environment variables in T-SQL.

Learn how to merge XML files into a PDF document in .NET.

An ArrayList that is not initialized with the proper size can slow your Java application's performance.

This code snippet uses the 'FtpWebRequest' and 'FtpWebResponse' classes from the System.Net namespace.

Keyboard shortcuts improve productivity by accomplishing tasks more quickly and without much effort.

Use two separate configuration files to represent settings for development and production environments.