Apress eBooks Page 160

The old hacker adage Garbage in, garbage out has never been so important as it is today. With ever-increasing amounts of information flowing into and out of modern applications, the task of an application developer to control and verify information is critically important to any software project. For the first time, Data Entry and Validation with C# and VB .NET Windows Forms brings together current knowledge on this subject in an understandable, easy-to-read form. Covering development and best practices for data entry and validation, including GDI+, custom controls, localization, accessibility, proper data validation techniques, and best practices with Visual Basic and C#, Data Entry and Validation with C# and VB .NET Windows Forms is a book no moder...

Cryptography in C and C++ mainly focuses on the practical aspects involved in implementing public key cryptography methods, such as the RSA algorithm that was released from patent protection. It also gives both a technical overview and an implementation of the Rijndael algorithm that was selected as the Advanced Encryption Standard by the U.S. government. Author Michael Welschenbach avoids complexities by explaining cryptography and its mathematical basis in terms a programmer can easily understand. This book offers a comprehensive yet relentlessly practical overview of the fundamentals of modern cryptography. It contains a wide-ranging library of code in C and C++, including the RSA algorithm, completed by an extensive Test Suite that proves that th...

In over 100 pages, you will learn to create and use widgets using Dashcode. Widgets are simple, typically small applications for a specific purpose, such as a weather report, a calculator, a stock quote, and the like that reside on the Mac Dashboard. Building these before Dashcode was time consuming though not hard; but now, you can whip up a Widget fast. Creating Mac Widgets with Dashcode teaches you how. Updated for Mac OS X 10.5Leopard The fast and easy way to learn to build Widgets. Youll be building Widgets in an hour. Dashcode makes widget development simple. What youll learn Basics of Dashcode development Using templates Using JavaScript for more complex Widgets Including user input in your Widget Using scripting with your Widget Imp...

Open source software, also known as free software, now offers a creative platform with world-class programs. Just ask the people who have completed high-quality projects or developed popular web 2.0 sites using open source desktop applications. This phenomenon is no longer underground or restricted to techiesthere have been more than 61 million downloads of the Audacity audio editor and more than 60 million downloads of the GIMP for Windows photographic tool from SourceForge.net alone. Crafting Digital Media is your foundation course in photographic manipulation, illustration, animation, 3D modelling, publishing, recording audio and making music, DJing, mixing and mastering audio CDs, video editing and web content delivery. Every technique described ...