Commands by Sekenre (2)

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Have netcat listening on your ports and use telnet to test connection
This will start a netcat process listening on port 666. If you are able connect to your your server, netcat will receive the data being sent and spit it out to the screen (it may look like random garbage, so you might want to redirect it to a file).

Find usb device in realtime
Using this command you can track a moment when usb device was attached.

Another Curl your IP command
Just another curl command to get your public facing IP

Extract HTTP Passwords in POST Requests

GZip all files in a directory separately

Symlink all files from a base directory to a target directory
Simple and easy to remember, if it already exists then it just ignores it.

loop over a set of items that contain spaces
If you want to operate on a set of items in Bash, and at least one of them contains spaces, the `for` loop isn't going to work the way you might expect. For example, if the current dir has two files, named "file" and "file 2", this would loop 3 times (once each for "file", "file", and "2"): $ for ITEM in `ls`; do echo "$ITEM"; done Instead, use a while loop with `read`: $ ls | while read ITEM; do echo "$ITEM"; done

backup with mysqldump a really big mysql database to a remote machine over ssh
backup big mysql db to remote machine over ssh. "--skip-opt" option is needed when you can?t allocate full database in ram.

Copy via tar pipe while preserving file permissions (cp does not!; run this command with root!)
cp options: -p will preserve the file mode, ownership, and timestamps -r will copy files recursively also, if you want to keep symlinks in addition to the above: use the -a/--archive option

Create a .png from a command output and upload to ompdlr.org, give URI
Create a .png from output command or whatever, the upload and give URI from ompdlr.org


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