In this context, a one-liner is a set of commands normally joined through a pipe (|). When joined by a pipe, the command on the left passes its output to the command on the right. Simple or complex, you can get useful results from a single line at the bash command prompt....

The first two days of O'Reilly's Open Source Convention (OSCON) are dominated by technical tutorials, but there are sessions that buck the trend. Monday's most interesting event was Participate 08, a panel discussion sponsored by Microsoft. Panelists debated the meaning of the buzzword "openness" as it applies to source code, services, data, and business models....

Books, CDs, flashcards, classes -- there are a lot of tools to help you learn a foreign language. If you spend much of your time near a computer, software may be one of the better options. Ian McIntosh's Amigo is a friendly language utility for the Linux user, notable for how well it integrates into the desktop....

Life would be a lot easier if we could live in a Linux-only world and if applications never required data from other sources. However, the need to get data from Windows, MS-DOS, or old Macintosh systems is all too common. This kind of import process requires some conversions to solve file format differences; otherwise, it would be impossible to share data, or file contents would be imported incorre...

ZK is an AJAX toolkit designed to make creating user interfaces that run in a Web browser as simple as creating event-driven interfaces for desktop applications. The interfaces created with ZK use an XML markup language to define the user interface and Java code to implement the Web application's functionality. ZK includes support for data-bound controls so that you do not have to worry about updat...