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Convert clipboard HTML content to markdown (for github, trello, etc)
I always wanted to be able to copy formatted HTML, like from emails, on trello cards or READMEs... but the formatting is always wrong... But from this two links: * https://jeremywsherman.com/blog/2012/02/08/pasting-html-into-markdown/ * http://stackoverflow.com/questions/3261379/getting-html-source-or-rich-text-from-the-x-clipboard For instance, to to copy an formatted email to a trello card, just: 1. Select the email body 2. run: xclip -selection clipboard -o -t text/html | pandoc -f html -t markdown_github - | xclip -i -t text/plain 3. Paste in your trello card 4. Profit! 8-)

pretend to be busy in office to enjoy a cup of coffee
Dialog's gauge widget accepts progress updates on stdin. This version runs dialog once and updates it every second. There's no need to use timeout which causes screen flicker since it restarts dialog for each update.

List upgrade-able packages on Ubuntu
Taken from apticron and modified.

grep compressed log files without extracting
accomplishes the same thing without unzipping the whole file, and while i have never seen a log.tar.gz file that was a binary, i will concede that it might happen, so add the -a in there: $zgrep -ia "string" log.tar.gz it's still shorter/easier to type...

Create a new file

resize all JPG images in folder and create new images (w/o overwriting)
Convert all jpegs in the current directory into ~1024*768 pixels and ~ 150 KBytes jpegs

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" }

Delay execution until load average falls under 1.5
If shell escaping of the command is problematic, you can write the command to a file first: $ batch

Show (only) list of files changed by commit
Lists ONLY the files changed by the given HASH/HEAD/list of hashes, etc. The message, commit ID, author, etc. is not included

read manpage of a unix command as pdf in preview (Os X)

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