Commands using file (166)

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Find running binary executables that were not installed using dpkg
This helped me find a botnet that had made into my system. Of course, this is not a foolproof or guarantied way to find all of them or even most of them. But it helped me find it.

count how many times a string appears in a (source code) tree
grep -o puts each occurrence in a separate line

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"

Ripping VCD in Linux
Ripping VCD in Linux

Say something out loud
Whatever arguments you pass will be spoken out loud. (Put it in a script or shell function.)

Output the content of your Active Directory in a CSV file

premiumize - create a ddl & save the URL in variable MYLINK

strip non-constant number of directories from tar archive while decompressing
If you want to decompress the files from an archive to current directory by stripping all directory paths, use --transform option to strip path information. Unfortunately, --strip-components option is good if the target files have same and constant depth of folders. The idea was taken from http://www.unix.com/solaris/145941-how-extract-files-tar-file-without-creating-directories.html

Create a mirror of a local folder, on a remote server
Create a exact mirror of the local folder "/root/files", on remote server 'remote_server' using SSH command (listening on port 22) (all files & folders on destination server/folder will be deleted)

Rename files in batch


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