How to time grep commands accurately?
I want to compare the speed of these two commands:
Unix & Linux
How to move windows across displays in Gnome 3 with keyboard?
In Gnome 3, moving windows with the keyboard shortcuts Meta+← and Meta+→ can be convenient.
Why rsync attempts to copy file that is already up-to-date?
I have two same files, on local machine and on remote one. Their sizes are equal, and file on local machine is newer than on remote one – but rsync still attempts to copy the file.
find: combining -path and -prune to exclude files and directories
I have a directory /srv/tftp/pxelinux.cfg and a file /etc/mtab. I want to exclude both from find. But whatever I do, either one always is not excluded
Why does find print a leading ‘./’ if no paths are given?
Why is it that find prints out a leading ./ to results if no paths are given?
USB drive permissions when automounting
On Debian there is the common problem, that you try to plug an ntfs formatted USB harddrive and then can’t write to it as a regular user to it because the directory belongs to root.
Can I identify my RAM without shutting down linux?
I’d like to price some new RAM for our in-house VMware testing server. (It’s a consumer box we use for testing our software on and running business VMs). I’ve forgotten what kind of RAM it has and I’d rather not reboot the machine and fire up memtest86+ just to get the specs of the RAM. Is there any way I can know what kind of RAM to buy without shutting down linux and kicking everyone off? E.G. is the information somewhere in /proc?
When does “apt-get install” ask me to confirm whether I want to continue or not?
Sometimes “apt-get install” asks me "Do you want to continue [Y/n]?":
Why does Bash ignore SIGINT if its currently running child handles it?
The following Bash loop stops if I interrupt it with ^C:
How to randomize the output from seq?
I know I can use seq to generate a random list of numbers: 1, 2, 3, 4…