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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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More recent versions of the date command finally have the ability to decode the unix epoch time into a human readable date. This function makes it simple to utilize this feature quickly.
Cleans all files in /tmp that have been accessed at least 2 days ago.
If you have lots of subversion working copies in one directory and want to see in which repositories they are stored, this will do the trick. Can be convenient if you need to move to a new subversion server.
not the best, uses 4 pipes!
previous version leaves lots of blank lines
Case Insensitive! and Works even if the "<title>...</title>" spans over multiple line.
the last person who posted used the most roundabout way to concatinate files, there's a reason there's a "conCATinate" command... Using this method, you also get to choose the order of the files, below another person just did *.txt > combined.txt which is fine but the order depends on the implementation of "cat" which is probably alphabetical order of filenames.
extension to tali713's random fact generator. It takes the output & sends it to notify-osd. Display time is proportional to the lengh of the fact.
Though without infinite time and knowledge of how the site will be designed in the future this may stop working, it still will serve as a simple straight forward starting point.
This uses the observation that the only item marked as strong on the page is the single logical line that includes the italicized fact.
If future revisions of the page show failure, or intermittent failure, one may simply alter the above to read.
wget randomfunfacts.com -O - 2>/dev/null | tee lastfact | grep \<strong\> | sed "s;^.*<i>\(.*\)</i>.*$;\1;"
The file lastfact, can then be examined whenever the command fails.
Will edit *.db files in the same directory with todays date. Useful for doing a mass update to domains on a nameserver, adding spf records, etc.
Looks for a string starting with 200 or 201 followed by 7 numbers, and replaces with todays date. This won't overwrite Ip's but i would still do some double checking after running this.
Make sure your server's date is correct, otherwise insert your own serial number.
should usually follow this command.
Bash scrip to test if a server is up, you can use this before wget'ing a file to make sure a blank one isn't downloaded.
Just after you type enter, you have 3 seconds to switch window, then "texthere" will be "typed" in the X11 application that has focus. Very useful to beat your score at games such as "How fast can you type A-Z".
The `export` is unnecessary if it's only applicable to the one command.
Like the given command, but combines _DISPLAY=":0.0"_ with _export DISPLAY_ to get _export DISPLAY=":0.0"_ and only imports if DISPLAY is set successfully.
This command will transcode a MythTV recording. The target device is a Google Nexus One mobile phone. My recordings are from a HDHomerun with Over The Air content. Plays back nicely on the N1.
Col 1 is swapped sum in kb
Col 2 is pid of process
Col 3 is command that was issued
This is a handy way to circumvent the "Maximum line length of 2048 exceeded" grep error.
Once you have run the above command (or put it in your .bashrc), files can be searched using:
lgrep search-string /file/to/search
Shows how many Windows and Linux devices are on your network.
May add support for others, but that's all that are on my network right now.
Remove security from PDF document using this very simple command on Linux and OSX. You need ghostscript for this baby to work.