Ruby on Rails strips complexity from the development process, enabling professional developers to focus on what matters most: delivering business value. Now, for the first time, there’s a comprehensive,...

The advent of new architectures and computing platforms means that synchronization and concurrent computing are among the most important topics in computing science. Concurrent programs are made up of cooperating entities -- processors, processes, agents, peers, sensors -- and synchronization is the set of concepts, rules and mechanisms that...

Write programs using familiar workflows, deliver rich applications for Web or desktop, and integrate with a variety of application servers using ColdFusion, PHP, and others-all with the new Flex Builder 3 toolkit and the comprehensive tutorials in this packed reference....

The first edition, published in 2001, reviewed the multiple facets of the cosmetic field including the physiology of...

Sams Teach Yourself SQL in 10 Minutes has established itself as the gold standard for introductory SQL books, offering a fast-paced accessible tutorial to the major themes and techniques involved in applying the SQL language. Forta's examples are clear and his writing style is crisp and concise. As with earlier editions, this revision includes...

Perl was originally written by Larry Wall while he was working at NASA’s Jet Propulsion Labs. Larry is an Internet legend, known not just for Perl, but as the author of the UNIX utilities rn, one of the original Usenet newsreaders, and patch, a tremendously useful tool that takes a list of differences between two files and allows you to...