How to setup a quick and easy firewall on a linux machine using UFW

How do you give users sudo permission?

It’s surprising that people almost never think about LXC containers when they think about linux containers. Lets talk about them for a change.

What if you could run a linux VM inside your linux machine on your favorite cloud provider?

In certain cases, like a node failure, a node delete might not remove the node and it might be needed to “force” delete might be necessary and here’s how

It is often required to know whether a map has a key in it so that we don’t crash our app trying to access a key that does not exist. So how do we do it in golang?

Linux screen is a very useful tool that comes pre-installed on almost all server distributions. So why not use it to make your lives a little better?

Ever wondered how to exit an unresponsive SSH session after an internet connection drop?

These days, CIDR notation is used in a lot of places especially in various configurations like firewall rules in almost all popular cloud providers. But what exactly is CIDR?

A list of frequently used database commands in both Postgres and MySQL