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string_operations

19 Treffer, Zuletzt geändert: vor 9 Monaten

{i%l} already exists else mv $i ${i%l} fi done Substitution Another kind of variable mangling y... a little ungainly. So, bash (which long ago abandoned the "small is beautiful" principal and went the ... n into a list of filenames (called "globbing") is done by the shell -- before the command is executed. T... result: for i in *.txt; do cp $i ${i%.txt}.bak; done ... obviously this is more typing. If you tried

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1 Treffer, Zuletzt geändert: vor 9 Monaten

() { #ls -l #sleep 1 # more elegant: watch -n 1 "ls -l" } while true; do list | grep $1 done </code>