GNU grep is an utility for finding specified patterns in files; GNU sed takes text input, performs some operation (or set of operations) on it and outputs the modified text. Bonzini said he had also ...

A reader recently asked me about me about finding text in context by posing this question: “I work on a solaris system where often I have to view outputs of certain log files. I use ‘grep’ to search ...

ITworld.com – Unix tools are great for finding particular text in an input stream and for selecting a portion of each line to display. Like selecting rows and columns from a table in a relational ...

Am I just dumb, or is it possible to force GNU grep to search for the<BR>literal tab character (ASCII \011)? No combination of egrep,<BR>character sequences, or ...