She describes herself as "USL" (Unix as a second language) but remembers enough English to write books and buy groceries. She lives in the mountains in Virginia where, when not working with or writing ...

While your business may use Linux to power its web servers, databases or high-performance supercomputer, occasionally all you need to do is print a letter or memo. You find, however, that new printers ...

There's a lot to learn about image files on the command line, from verifying file format to finding out where and when photos were taken and maybe even getting an unusual view of what they look like.