Colin Andrews, author of the bestseller Circular Evidence, the first book about the crop circle phenomenon, brings the world up to date with his many years of research. Recognized as the world's foremost authority on crop circles, he takes you on a mysterious and informative ride into the world of the crop circle enigma. Andrews, with Stephen Spignesi, provides an overview of the crop circle mystery and sets the record straight about the nature of crop circles, their origin, their meaning, the places, and people involved with them. Lavishly illustrated, Crop Circles also explores the many theories of crop circle formation, describes Colin's first experience with crop circles, and details the intricacies of his decades studying the wonder of actual crop circle events and theory.

There's a pattern here, and here's how to use it!

Find out how the 23 leading design patterns can save you time and trouble

Ever feel as if you've solved this programming problem before? You -- or someone -- probably did, and that's why there's a design pattern to help this time around. This book shows you how (and when) to use the famous patterns developed by the "Gang of Four," plus some new ones, all designed to make your programming life easier.

All medium to large companies have to deal with data being stored in a number of databases, spreadsheets and proprietary applications. Bringing all this data together into one system can be useful to analyzing the business; but can also be quite difficult to do. Integration Services is the next big bet in Microsoft's business intelligence lineup. It provides true enterprise extract transform and load features (ETL). Analysts estimate that up to 80 percent of business intelligence system costs are expended on ETL processing. Integration Services makes implementing ETL processes simpler by virtually eliminating the need for custom coded solutions, thereby saving time and money. Integration Services also provides a rich development environment that's well integrated with Analysis Services and Reporting Services (both of which have proved to be very popular among database developers in 2004).

Build single- and multi-player levels, add scripts, and share your mods!

Ever wonder what Quake 4 would be like if it included that especially cool weapon you dreamed up? Here's the fun and easy way® to find out. Start by creating a basic level, and then discover how to include your own weapons and effects, change colors, add textures, and send your creations out into the world.

A Linux smart home is about controlling and monitoring devices and information around your home using a standard personal computer, Linux, and its vast array of open source tools. You don’t have to be a master programmer to create one. If you like to tinker with Linux, Linux Smart Homes For Dummies will guide you through cool home automation projects that are as much fun to work on as they are to use.

AutoCAD is the leading software tool for creating technical and architectural drawings, but it definitely doesn't lead in the "easy to master" category. That's why there's AutoCAD and AutoCAD LT All-in-One Desk Reference For Dummies—the perfect way to break a complex topic into bite-size, easy-to-understand pieces.