More than 50 years ago when I was studying to become an electrical engineer, I came across complex numbers, which were used to represent out-of-phase voltages and currents using the j operator. I believe that the letter j was used, rather than i, because the latter stood for electrical current. So from the very start of my studies I...

Hacking and electronic crimes sophistication has grown at an exponential rate in recent years. In fact, recent reports have indicated that cyber crime already surpasses the illegal drug trade! Unethical hackers better known as black hats are preying on information systems of government, corporate, public, and private networks and are...

The book you hold in your hands, or see on your screen, is the result of a series of studies of how teams all over the world specify, develop, and deliver the right software, without defects, in very short cycles. It presents the collective knowledge of about 50 projects, ranging from public websites to internal back-office systems....

The objectives of this book are twofold: (1) for the student, to show how the fundamental principles underlying the behavior of fluids (with emphasis on one-dimensional macroscopic balances) can be applied in an organized and systematic manner to the solution of practical engineering problems, and (2) for the practicing engineer, to...

Smashing WordPress shows you how to utilize the power of the WordPress platform, and provides a creative spark to help you build WordPress-powered sites that go beyond the obvious. The second edition of Smashing WordPress has been updated for WordPress 3.1+, which includes internal, custom post types, the admin bar, and lots of other...

Mention the word audit to IT professionals and you will probably see their eyes glaze over as they imagine frightening visions of auditors with pointy tails, pitchforks, and checklists run ning around and pointing out all of the things they have done wrong to their manager. The purpose of a security audit is not to place blame or pick...

The third edition of this text contains key improvements and changes that continue to provide instructors and students with the best information technology auditing text available. This edition has been reorganized and expanded to address the internal control and audit issues mandated by Sarbanes-Oxley legislation. The third edition...

This book covers every aspect of mobile app development, starting with major application components and screen layout and design, before moving on to how to manage sensors such as internal gyroscopes and near field communications. Towards the end, it delves into smartphone multimedia capabilities as well as graphics and animation, web access,...

Mr. Sorin A. Huss was born in Bukarest, Romania on May 21, 1950. He attended a secondary school with emphasis on mathematic and scientific topics in Dachau near Munich and after his Abitur...

1. Full-feature timer system. The HCS12 timer system provides input-capture, outputcompare, pulse-width...

Facebook, Twitter, and YouTube have changed everything. Some managers fear their employees will waste entire days using online social media. Smart managers, though, understand that social media is a powerful tool for engaging customers and growing...