paste files without delimiter
How do I join two files vertically without any separator? I tried to use paste -d"" a b, but this just gives me a.
Unix & Linux
How do I time a specific command?
(The linux equivalent of TimeThis.exe)
Rule for invoking subshell in Bash?
I seem to misunderstand the Bash rule for creating a subshell. I thought parentheses always creates a subshell, which runs as its own process.
How to create /dev/null?
I deleted my /dev/null. How can I restore it?
Why is pattern “command || true” useful?
I am currently exploring Debian packages, and I have been reading some code samples. And on every line in, for example, the postinst script is a pattern.
How to to resize an ext4 partition from the command line?
What’s the easiest way to resize an ext4 partition (or any type partition depending on the method) from the command line (potentially with the fewest commands, but also the easiest to understand)?
Disable screen blanking on text console
I’m running linux clusters, mostly on SLES10. The servers are mostly blades, accessed via remote console. There is a real console in the server room, but switched off.
A list of available D-Bus services
Is there such a thing as list of available D-Bus services?
I’ve stumbled upon a few, like those provided by NetworkManager, Rhythmbox, Skype, HAL.
What are the main differences between BSD and GNU/Linux userland?
I’ve read a lot on Unix & Linux about BSDs and GNU, etc. But I still don’t understand what some actual, practical differences are between BSD and GNU userlands, despite the fact that they are often mentioned. Can someone elaborate?
How do I make my laptop sleep when it reaches some low battery threshold?
I’m using Ubuntu, but I have i3 as my window manager instead of a desktop environment.