Command to list assigned dhcp addresses
Is there a command I can use to ask the dhcpd server which addresses have been assigned?
Unix & Linux
How do I make “black&white” the default?
When I print something (Firefox 5 but also other apps), the option “color” is always set to “Color (CMYK)”. How do I make “monochrome” or “black & white” the default?
monitoring events (keyboard, mouse) in X
Is it possible to display all events that are generated in Xorg? Such as keyboard pressed, mouse events…?
Finding command execution time in hindsight
I’ve just executed a long-running process from the bash prompt. In hindsight, I wish I’d run time on it, or noted down the time at which I kicked it off.
ssh connection. X11 connection rejected because of wrong authentication
In trying to access a cluster in my lab by ssh and it work. but then I’m not able to do anything :
What do the kernel parameters acpi_osi=linux and acpi_backlight=vendor do?
I had troubles with the screen brightness control in my laptop and I fixed it by adding the acpi_osi=linux and acpi_backlight=vendorparameters to the filegrub.cfg.
I’d like to know what these parameters mean and why they work.
Stop vim pasting selections as text!
I have been using VI and VIM for years (30 or more) (in xterms, not its own window, gvim) and I have a huge library of vim commands that I give vim using the mouse middle button as a selection.
exFAT vs NTFS on Linux
Situation: I need a filesystem on thumbdrives that can be used across Windows and Linux.
What is a “non-option argument”?
I am trying to understand info who but completly fail at the term »non-option argument«. Can someone please explain this term to me in simple words or an example?
grep files from list
I am trying to run grep against a list of a few hundred files: