Commands by billmakesbooks (1)

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Close specify detached screen
-X Send the specified command to a running screen session. -S Option to specify the screen session if you have several screen sessions running. $screen -ls for listing current screens and its sessionname

Force hard reset on server
Useful when you have some wrong on a server (nfs freeze/ immortal process)

retab in vim, tab to space or space to tab, useful in python
usage: :[rang]ret[!][tabstop value] python is indent sensitive, after command :set list you may see your codes are mixed with tab and space ret can help you to convert space to tab or tab to space

list files recursively by size

Detect illegal access to kernel space, potentially useful for Meltdown detection
Based on capsule8 agent examples, not rigorously tested

Debug redirects between production reloads
Watches the headers of a curl, following any redirects and printing only the HTTP status and the location of the possible redirects.

Stop All Wine Apps and Processes
kills all wine running apps and processes. Make a hotkey for it when running wine games in fullscreen and it locks. This is a great way to escape from it.

List files opened by a PID
Lis all files opened by a particular process id. "PID"

Sort movies by length, longest first
Sort .avi movies by time length, print the longest first, and so on...

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"


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