commandlinefu.com is the place to record those command-line gems that you return to again and again.
Delete that bloated snippets file you've been using and share your personal repository with the world. That way others can gain from your CLI wisdom and you from theirs too. All commands can be commented on, discussed and voted up or down.
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Wow, didn't really expect you to read this far down. The latest iteration of the site is in open beta. It's a gentle open beta-- not in prime-time just yet. It's being hosted over at UpGuard (link) and you are more than welcome to give it a shot. Couple things:
This version is precise and requires one second to collect statistics. Check sample output for a more generic version and also a remote computer invocation variant. It doesn't work with the busybox version of the 'top' command but can be adjusted
There are 4 alternatives - vote for the best!
Show the current load of the CPU as a percentage.
Read the load from /proc/loadavg and convert it using sed:
Strip everything after the first whitespace:
sed -e 's/ .*//'
Delete the decimal point:
sed -e 's/\.//'
Remove leading zeroes:
sed -e 's/^0*//'
If you can do better, submit your command here.
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