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Every new command is wrapped in a tweet and posted to Twitter. Following the stream is a great way of staying abreast of the latest commands. For the more discerning, there are Twitter accounts for commands that get a minimum of 3 and 10 votes - that way only the great commands get tweeted.
Use your favourite RSS aggregator to stay in touch with the latest commands. There are feeds mirroring the 3 Twitter streams as well as for virtually every other subset (users, tags, functions,…):
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This prints out a list of all zombie processes PIDs so you can do things like kill the zombies
This allows for sleeping in between pings. Also, espeak needs to be installed.
Enable root user to run VLC
Dave Korn gave me this one. It works because ksh allows variable names ( w/o the $name syntax ) used by sh and bash.
I wrote it to permit "single source" shell libraries; the current objective: every shell library may be sourced by either shell. see http://github.com/applemcg/backash
Sometimes you just want to operate on files that were created after specific date. This command consists of 3 commands:
- Create a dummy file with the custom date
- Find all files with "creation time" further than our custom date by using `-newer` find option. Add your crazy stuff here, like moving, deleting, printing, etc.
- Remove the dummy file
Find all books on my systems and move them into folder. The -0 switches are to handle spaces etc. in the filenames.
Why would you need this? Locate uses an index, so it's super quick, and xargs is more elegant than a for loop.
You probably want to run `brew update` before you run this command
This command takes all `.po` files inside `i18n` directory and compiles them to `.mo` files with same basename
I'm the author of PM2 and wrote this tool, and I'm please to share it here.
Github project link: https://github.com/Unitech/pm2
In case you need to test some CGI scripts this does the job. It also has the functionality of a http server.
Show the maximum amount of memory that was needed by a process at any time. My use case: Having a long-running computation job on $BIG_COMPUTER and judging whether it will also run on $SMALL_COMPUTER.
VmHWM: Peak resident set size ("high water mark")
only during session
List all fonts used by an SVG file. Useful to find out which fonts you need to have installed in order to open/edit an SVG file appropriately.
With sed you can replace strings on the fly.
Command returns valid IP addresses. Append the following regex to additionally filter out NAT and reserved IP addresses
| grep -Ev "^0|\.0[0-9]|^10\.|^127\.|^169\.|^172\.(1[6-9]|2[0-9]|3)|^192.168.|^2(2[4-9]|3[0-9])|^2(4[0-9]|5[0-5])"