OD-Global, a division of Old Dominion Freight Line, is opening regional command centers in Atlanta, Dallas, New York City and San Juan, Puerto Rico, in an effort to better serve global customers. The ...

Linux provides many commands for examining the contents of files including cat, more, head and tail, but that’s just a start. For one thing, even the most obvious commands have a lot more options than ...

If you've ever wondered how Unix systems identify files, you might be surprised to learn that file names aren't an important factor Magic numbers play a very important role on Unix systems. They help ...

On Unix systems, random numbers are generated in a number of ways and random data can serve many purposes. From simple commands to fairly complex processes, the question “How random is random?” is ...