Practical PHP and MySQL: Building Eight Dynamic Web Applications demonstrates that it’s easy to build commercial-quality Web applications using free and open source software. The book walks you ...

Selecting the right web host is essential for online success. The best web hosting services we've tested cater to a wide range of users, from small bloggers to big businesses, and everything in ...

The genetic code is the recipe for life, and provides the instructions for how to make proteins, generally using just 20 amino acids. But certain groups of microbes have an expanded genetic code, in ...

Building a website on a tight budget? The best cheap web hosting services we've tested provide all the features you need for $100 per year or less. In 2014, I began my career at PCMag as a freelancer.

Vikki Velasquez is a researcher and writer who has managed, coordinated, and directed various community and nonprofit organizations. She has conducted in-depth research on social and economic issues ...

NPV calculates profitability using all projected cash inflows and outflows, considering time value of money. A positive NPV suggests a profitable project; a negative NPV suggests a loss. NPV's ...

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Doretha Clemons, Ph.D., MBA, PMP, has been a corporate IT executive and professor for 34 years. She is an adjunct ...