nixCraft Linux / UNIX Newsletter

sed Case Insensitive Search Matching and Replacement
Systemd systemctl list all failed units/services on Linux
19 Ubuntu / Debian Linux apt Command Examples

sed Case Insensitive Search Matching and Replacement

Posted: 20 Apr 2020 04:12 PM PDT

I would like to match all combination of word - foo, FOO, FoO and so on while replacing or performing other operations using sed command. How do I perform a case-insensitive search using sed under UNIX-like or Linux operating system?

The post sed Case Insensitive Search Matching and Replacement appeared first on nixCraft.

Systemd systemctl list all failed units/services on Linux

Posted: 20 Apr 2020 03:19 PM PDT

Is there is a command to print list all failed units or services when using systemd on Linux? Can you tell me the systemctl command to show failed services on Linux?

The post Systemd systemctl list all failed units/services on Linux appeared first on nixCraft.

19 Ubuntu / Debian Linux apt Command Examples

Posted: 20 Apr 2020 01:22 PM PDT

{Updated}apt command guide for new Linux users/sysadmins/developers that works on a Debian, Ubuntu and other apt based distros

The post 19 Ubuntu / Debian Linux apt Command Examples appeared first on nixCraft.