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Write command to delete all the files from a directory which have been created after a specified time.
cmanne
- Sep 2nd, 2009
find -name "*.dmp" -mtime +180 -exec rm -f {} ; The above one liner will delete the files after searching for the coredump files under the specified directory path which are older than 180 days.
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What does the command “ $who | sort ‚logfile > newfile‚do?
The input from a pipe can be combined with the input from a file . The trick is to use the special symbol “-“ (a hyphen) for those commands that recognize the hyphen as std input.In the above command the output from who becomes the std input to sort , meanwhile sort opens the file logfile, the contents of this file is sorted together with the output of who (rep by the hyphen) and the sorted output...
razi_abbas
- Mar 31st, 2008
Instead of showing result on screen this redirect the output of who into a file name (newfile)Razi
ajay
- Jul 25th, 2007
Actually the command is who |sort - logfile >newfilethere should be a space between - and logfile.
