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I want to grep a HTTP access log, but I’m not able to write an efficient regular expression. Here is what I use now:
grep \/console access.log | grep -v .gif | grep -v .js |grep -v .css
How can I shorten it? Thanks!
grep does not support lookahead, so you’ll still have to have two instances:
With negative lookahead, a smaller, although not necessarily more readable regexp would be