running a command against every line in a textfile
So, you have a text file like so: file1 file2 .. And you want to run a command on each line of the file (say, chmod 644). Like all things UNIX, there are more than […]
Category: SysAdmin
Quick tip: Add a user to the sudoers group
Situation: A new user on your server needs to have admin, or ‘root’ user access. Rather than enabling the root account, or giving out the password details to your elevated account, add the new user to […]
Disable logging in with the root account
Say you got a new server set up on a VPS system, such as DigitalOcean. These servers often are set up with a root account and not a non-privileged account by default. We all know […]
Quick and dirty hacks: one line HTTP Server
Some times you just want to prove a concept by running a web server on a server, or even your desktop somewhere. The problem is, it seems a bit overkill to install a whole web […]
How to get to a service/server which is on an inaccessible network (using SSH tunnels)
In the latest of our ‘just the examples’, imagine you are in a scenario where you want to ssh to a server (or even browse a web page etc) on a server you cannot directly get […]
80 Linux Monitoring Tools for SysAdmins
Have a look at this excellent list of tools for monitoring your Linux servers! We could add the same list, but it would just be downright thievery, it’s the most comprehensive list of its kind […]
View your log files in colour and in an easy to read format
This is a wonderful tutorial from the guys over at lintut.com to show how to navigate your way through log files easily. Log files are notoriously difficult to read because it’s difficult in the sea […]