jake

Nov
15th

Sun

tip: bash

use parameter expansion to remove file extensions in shell scripts, e.g. ${file%.*} http://bit.ly/4mJ8ev

tips bash

May
1st

Fri

tip: bash

poor man’s note-taking command: alias note=”emacs ~/note_`date +%Y%m%d%H%M`.txt” (via chw: http://bit.ly/vVucy)

tips bash

Mar
6th

Fri

tip: bash

to read a password silently (without echo-ing), use read -s -p “password: ” varname http://bit.ly/yE4ht

tips bash

Jan
28th

Wed

tip: bash

to prevent shell history from being saved to .bash_history, unset HISTFILE before logging out

tips bash

Oct
2nd

Tue

tip: bash

check out xxdiff or tkdiff for gui that sits on top of diff

tips bash

Aug
31st

Fri

tip: bash

run a command from your history using ! followed by the corresponding line number in your history

tips bash

Aug
14th

Tue

tip: bash

${!#} for the last command line argument

tips bash

Jul
16th

Mon

tip: bash

ctrl-r to search history

tips bash

Jul
13th

Fri

tip: bash

!! will give the arguments of the previously-executed command

tips bash

Jul
10th

Tue

tip: bash

bc -l gives sin, cos, etc

tips bash