Commands by my0pic (1)

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commandlinefu.com is the place to record those command-line gems that you return to again and again. 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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Find usb device
I often use it to find recently added ou removed device, or using find in /dev, or anything similar. Just run the command, plug the device, and wait to see him and only him

Find all files with root SUID or SGID executables
Discovering all executables on your system that can be run as another user, especially root, is critical for system security. The above command will find those files with have SUID or SGID bits set and are owned by the root user or group.

Read random news on the internet
sort -R randomize the list. head -n1 takes the first.

Cleanup a (source) text file, removing trailing spaces/tabs and multiple consecutive blank lines
I used this command (in addition to a code formatting tool) to "cleanup" a bunch of PHP files

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

directory size with subdirectories, sorted list

Decode a MIME message
will decode a mime message. usefull when you receive some email and file attachment that cant be read.

list block devices
Shows all block devices in a tree with descruptions of what they are.

Backup VPS disk to another host


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