Commands by ProfOak (2)

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Most Commonly Used Grep Options
This is very helpful to place in a shell startup file and will make grep use those options all the time. This example is nice as it won't show those warning messages, skips devices like fifos and pipes, and ignores case by default.

Quickly CD Out Of Directories
`up 3` will climb the directory tree by three steps. `up asdf` will do nothing, and returns exit code 1 as an error should.

Search gpg keys from commandline

Get your Firefox bookmarks
Extracts yours bookmarks out of sqlite with the format: dateAdded|url

search for text in files. recursive.
recursively search dir for a a particular file type, search each file for a particular text.

Mount Fat USB with RWX
after that, you can launch bash script in your usb drive in FAT32.

scheduled jobs

Look up a unicode character by name
No need for further filedes or substitution for splitting. Simply use read a b

Binary injection
Replace (as opposed to insert) hex opcodes, data, breakpoints, etc. without opening a hex editor. HEXBYTES contains the hex you want to inject in ascii form (e.g. 31c0) OFFSET is the hex offset (e.g. 49cf) into the binary FILE

Rename all images in current directory to filename based on year, month, day and time based on exif information


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