usage examples

ls largedir |rd

lynx -dump largewebsite.com |rd

rd < largelogfile

splits a postscript file into multiple postscript files. for each page of the input file one output file will be generated. The files will be numbered for example 1_orig.ps 2_orig.ps ...

The psselect commad is part of the psutils package

Convert all jpegs in the current directory into ~1024*768 pixels and ~ 150 KBytes jpegs

Renames files in a directory to incremental numbers, following alphabetic order. The command does not maintain extensions.

This heavy one liner gets all the files in the "/music/dir/" directory and filters for non 44.1 mp3 files. After doing this it passes the names to sox in-order to re-sample those files. The original files are left just in case.

This command will download $file via server. I've used this when FTP was broken at the office and I needed to download some software packages.

This takes quite a while on my system. You may want to test it out with /bin first, or background it and keep working.

If you want to get rid of the "No manual entry for [whatever]" and just have the [whatever], use the following sed command after this one finishes.

A shortcut to generate documentation with phpdoc. Defaults to HTML; optionally to PDF if third argument is given. Stores documentation in cwd under ./docs/. I forget the syntax to the output, -o, option, so this is easier.

count the times a domain appears on a file which lines are URLs in the form http://domain/resource.

-r to use extended regex

^ begin line

| alternative

get 100 or 0-9 one or two times

This will search all directories and ignore the CVS ones. Then it will search all files in the resulting directories and act on them.

Grab a list of MP3s (with full path) out of Firefox's cache

Ever gone to a site that has an MP3 embedded into a pesky flash player, but no download link? Well, this one-liner will yank the *full path* of those tunes straight out of FF's cache in a clean list.

Shorter and Intuitive version of the command submitted by (TuxOtaku)

Ever gone to a site that has an MP3 embedded into a pesky flash player, but no download link? Well, this one-liner will yank the names of those tunes straight out of FF's cache in a nice, easy to read list. What you do with them after that is *ahem* no concern of mine. ;)

Finds all (not just adjacent) repeated lines in a file.

make sure that flac and lame are installed

sudo apt-get install lame flac

file displays a files type

the -L flag means follow sym-links (as libraries are often sym-linked to another this behavior is likely preferred)

more complex behavior (*two* grep commands!) could be used to determine if the file is or is not a shared library.

lists the files found by find, waits for user input then uses xdg-open to open the selected file with the appropriate program.

usage: findopen path expression [command]

With the third optional input you can specify a command to use other than xdg-open, for example you could echo the filename to stdout then pipe it to another command.

To get it to work for files with spaces it gets a bit messier...

You can replace the @ with any character that probably wont be in a file name.

This is a dirty raw way to simply list ELF objects in a folder.

The output is ready to be parsed i.e to the stripper or what else needs a path to an ELF object.