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Thu Jul 07 15:54:28 GMT 2011 useful example of shell scriptxmlwf, need to know if a XML document is well formed? (A configuration file maybe..) mkfifo is the coolest one. Sure you know how to create a pipeline piping the output of grep to less or maybe even perl. nl, add number for every line of a file http://bashcurescancer.com[..]/10-linux-commands-youve-never-used.html http://www.thegeekstuff.com/2010/11/50-linux-commands/ ======================================create real player song list #!/bin/sh win_path=C:/tools linux_path=/mnt/disk/winapp for file in `find $1 -type f`; do if(`/bin/cat $file | grep $win_path`); then echo $file;fi; done; /usr/bin/find $MUSIC_SRC -type f -exec /bin/echo file://{} \; > $TMPDIR/tmp.rm while read i ; do /bin/echo "$RANDOM $i" ; done < $TMPDIR/tmp.rm | /bin/sort -n | /bin/sed 's/^[0-9]* //' > $TMPDIR/tmp1.rm /bin/cat $TMPDIR/tmp1.rm |/bin/sed -e 's/file:\/\///' >$HOME/mplayer.list /bin/cat $TMPDIR/tmp1.rm |/bin/grep -vi wma >$HOME/real.rm /bin/cat $TMPDIR/tmp1.rm |/bin/sed -e 's/file:\/\/\/var\/www\/html/http:\/\/www.carfield.com.hk/'>/var/www/html/.secure/media/music/live.rm ======================================remove log for file in `find -type f|grep website.|grep -v lck`;do rm -f $file;done ======================================for loop for((a = 1; a <10; a++)); do wget -b "http://www.thai.net/ferrari545/bbs_series/ku_bbs_000$a.jpg";done ======================================resize photo for i in *.jpg; do convert -geometry 1024x768 $i newdir/$i ; done ======================================basic calculation i=1;find|grep -v zng|grep -v avi|while read file;do mv "$file" $i.jpg;i=$((i+1));done ======================================# Make 3 a copy of 1 (stdout) exec 3>&1 result="$(command to generate stream \ | tee /dev/fd/3 \ | command to process stream)" # Now work with $result # The original stream also went to the console http://binkley.blogspot.com[..]5/getting-more-from-streams-in-bash.html (google search) (amazon search) second |