Commands by sesom42 (9)

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show rpm packages scriptlets

dd with progress bar and remaining time displayed

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

Quickly create an alias for changing into the current directory

Encrypted archive with openssl and tar
command to decrypt: $ openssl enc -aes-256-cbc -d < secret.tar.enc | tar x Of course, don't forget to rm the original files ;) You may also want to look at the openssl docs for more options.

Get list of servers with a specific port open
Change the -p argument for the port number. See "man nmap" for different ways to specify address ranges.

LVM2 Reduce
Just the commands for the lvreduce I keep forgetting.

Rename files in batch

Make a directory named with the current date
Create a directory named with the current date in ISO 8601 format (yyyy-mm-dd). Useful for storing backups by date. The --iso switch may only work with GNU date, can use format string argument for other date versions.

Delete leading whitespace from the start of each line


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