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  • Suppress Error Message of cp (copy)

    May 4, 2012 Respond

    There are times when you don’t need to know if the command you fired threw an error or not. That’s exactly what I needed in one of the systems I maintain. The copy command should not throw an error if there’s no file to copy. So instead of writing a number of lines for validations,…

  • Recursive setacl command on Linux/Unix

    June 24, 2011 Respond

    Setting access control list(acl) recursively is not as straigthforward in HP/UX. I believe the same is true for other Unix flavors. In case you are wondering how, the command is shown below.

  • Change Ownership of File/Folder (chown)

    August 18, 2009 Respond

    chown kwatog /usr/kwatog

  • Linux Search and Replace in File

    August 11, 2009 Respond

    Here’s the syntax sed ‘s/SEARCH_TEXT/REPLACE_TEXT/g’ FILENAME > OUTFILE SEARCH_TEXT is the text to search in filename REPLACE TEXT is the string to be put in place of SEARCH_TEXT FILENAME is the file to be searched OUTFILE is the file where the output Sample sed ‘s/ORDER/VANTIVE_ORDER/g’ kwatogtest.sql > kwatogsed.log I keep on forgetting that syntax although…