split file into two parts, at a pattern
How to split a large file into two parts, at a pattern?
Unix & Linux
Multiple commands during an SSH inside an SSH session
I have a local machine which is supposed to make an SSH session to a remote master machine and then another inner SSH session from the master to each of some remote slaves, and then execute 2 commands i.e. to delete a specific directory and recreate it.
How can I trigger the screensaver’s locking feature using D-BUS from the command line?
How can I trigger the screen saver manually from the command line? I’m using GNOME 3.8.4 on Fedora 19, but the solution should not necessarily be specific to this distro.
Is it possible to run pure GNU?
On the GNU Project webpage, there’s a subsection called “All GNU packages” which lists the various software in the GNU project.
Linux command line. Move all files and directories in directory, except some files and directories
I have a folder A which has files and directories, I want to move all those files and directories to another folder B, except file, file2, directory, and directory2.
Can’t do SSH public key login under encrypted home
I can’t do ssh public key login to my server and I think this issue is related to the fact my home is encrypted. I chose the option “encrypt my home folder” under the Ubuntu install setup. The permissions on /home/MY-USER are 700.
Shell programming, avoiding tempfiles
I often write KSH shell scripts that follow the same pattern:
Non-interactive shell expand alias
I’m having trouble getting aliases to expand on my hosting account when I run a command like:
Deciphering the output of iw list valid interface combinations
I’m trying to decipher a portion of the output from ‘iw list.’ I tried to search online and could not find an explanation of how to interpret the output. I’m interested in utilizing a wireless adapter in Wi-Fi Direct mode and I want to make sure that it is compatible.
Binary search in a sorted text file
I have a big sorted file with billions of lines of variable lengths. Given a new line I would like to know which byte number it would get if it had been included in the sorted file.