That's a really good article! One of the most common mistakes I see is missing escaping. Not strange when the rules change between the various regexp modes. S

That's a really good article! One of the most common mistakes I see is missing escaping. Not strange when the rules change between the various regexp modes. Something like 'grep "file.exe"' is probably not what you want, and sometimes it can be easier to turn off regexp processing with -F in the the cases that doesn't use them.