Month: June 2009

  • CATting multiple files

    Quite often I want to pipe the content of multiple files into a command line utility. An example would be to count the lines of sql in my project. This is another case, where xargs comes in handy: find . -name “*.sql” | xargs cat | wc -l

  • Visualising log files with gnuplot

    I recently had the pleasure of supporting a new system throughout its first month of production. This was a good opportunity to refresh my command line skills. As it happened I spent a lot of time looking at log files trying to figure out what happened to the productions system. I figured, that a graphical…