What is bad data? Some people consider it a technical phenomenon, like missing values or malformed records, but bad data includes a lot more. In this handbook,

"Mapping the world of data problems"--Cover.

Effective visualization is the best way to communicate information from the increasingly large and complex datasets in the natural and social sciences. But with

Managing multiple Red Hat-based systems can be easy--with the right tools. The yum package manager and the Kickstart installation utility are full of power and