The human spirit is among the most powerful and resilient forces on the planet, and the stories of these incredible people prove that, with commitment and perseverance, you can do anything! From daunting physical challenges to spiritual crises to utter poverty, these success stories of people young and old, rich and poor, famous and...

During the financial crisis of 2008, things got scary. Large Wall Street firms were going under, stock prices were plummeting, and layoffs and unemployment rates were soaring. And, all this was happening in the midst of the 2008 presidential election. Talk of another Great Depression was in the air. In fact, polls showed a majority of...

"What do fish tacos, data storage, and disaster relief all have in common? Each has harnessed the power of marketing that amplifies via the real-time social web....

Discrete mathematics and theoretical computer science are closely linked research areas with strong impacts on applications and various other scientific disciplines. Both fields deeply cross fertilize each other. One of the persons who particularly contributed to building bridges between these and many other areas is László...

Since the appearance in 1975 of this work, the field of combinatorial algorithms has continued its rapid evolution. We have substantially rewritten several of the chapters in order to take account of theoretical or algorithmic improvements, and to clarify the presentation.

The result has been that a number of speedups,...

Making Games with Python & Pygame is a programming book that covers the Pygame game library for the Python programming language. Each chapter gives you the complete source code for a new game and teaches the programming concepts from these examples. The book is available under a Creative Commons license and can be downloaded in full for...