in reply to Removing duplicate entries in a file which has a time stamp on each line

Adjust the number to the length of your timestamps.

uniq -us 20 infile outfile

If you're on windows and do not have access to uniq, get it here amongst other places.


Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
Lingua non convalesco, consenesco et abolesco. -- Rule 1 has a caveat! -- Who broke the cabal?
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.