Commands by chrismccoy (6)

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start vim in diff mode
vim will open both files side by side and show colored diffs

translate with google, get all translations
the google-api gives you only one translation which is sometimes insufficent. this function gives you all translations, so you can choose which one fits best.

validate json
I have this saved as jsonlint chmodded +x and file.js is instead $1, but YMMV

Convert seconds to [DD:][HH:]MM:SS
Converts any number of seconds into days, hours, minutes and seconds. sec2dhms() { declare -i SS="$1" D=$(( SS / 86400 )) H=$(( SS % 86400 / 3600 )) M=$(( SS % 3600 / 60 )) S=$(( SS % 60 )) [ "$D" -gt 0 ] && echo -n "${D}:" [ "$H" -gt 0 ] && printf "%02g:" "$H" printf "%02g:%02g\n" "$M" "$S" }

Show directories in the PATH, one per line
The output of "echo $PATH" is hard to read, this is much easier. The parentheses ensure that the change to the input field separator (IFS) only happens the the sub shell and not affecting the current shell.

Find the package that installed a command

Better recursive grep with pretty colors... requires ruby and gems (run: "gem install rak")

concat multiple videos into one (and add an audio track)
This is an extract from a larger script which formats the video for DVD. The videos I use have no audio track so I need to add one. Tweak as you like...

Replace spaces in filenames with underscores

Get your Firefox history
This is the way to get access to your Firefox history...


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