256 color in Linux console
I have in my .bashrc
Unix & Linux
Linux VLAN-aware bridges and trunk ports
I have an ethernet port attached to a bridge:
How to unbuffer cut?
I want to get just e-mail addresses that end in “@xyz.nl” from my mail logfile. To achieve this I do:
How can I expand a relative path at the command line, with tab completion?
In bash is there any way to expand a relative path into an absolute path, perhaps with tab completion?
How to add a new text line at the first line of a file?
File: TABLE1 1234 9555 87676 2344 Expected output: Description of the following table: TABLE1 1234 9555 87676 2344 Answers: Thank you for visiting the Q&A section on Magenaut. Please note that all the answers may not help you solve the issue immediately. So please treat them as advisements. If you found the post helpful (or … Read more
Test -n gives unexpected result
I understand test -n <expression> to return false if the expression evaluates to a string length of greater than 0. Why then does the following happen?
Why is my systemd journal not persistent across reboots?
I’m experiencing a very weird issue with a fresh Fedora 21 image on a Linode instance. I cannot reproduce it outside of Linode. The issue is that my systemd journal is not persistent across reboots. According to the documentation:
How to change permission of anonymous pipe?
I’ve the script which loads the SSH key from the variable (as part of script in CI environment) in order to not keep the private file in the public repository, however ssh-add complains about the wrong permissions (and it seems it’s not possible to bypass it). So my approach is to find the method of changing the permission of anonymous pipe which is created on the fly.
How to append text to the end of a certain line of a file?
If I needed to append a username to the end line 32 on a file, how would I do so?
Edid information
I want to gather the Edid information of the monitor.
I can get it from the xorg.0.log file when I run X with the -logverbose option.