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How to check if command succeeded in Linux
As a DevOps engineer, or any other Operation roles, we sometimes need to check if a Linux command succeeded. There are many reasons, for example: our internet connection failed, a VPN...
In Linux, Aug 29, 2021How to escape double curly braces in Jekyll
If you are using Jekyll for your blog site or writing some code documentation, you may face the issue with the double curly braces. Jekyll uses liquid tags, so if you are searching ho...
In Jekyll, Aug 28, 2021How to remove empty commits in Git
In the previous tutorial, we’ve learned How to create empty commits in Git. Let’s see how can we remove them as well.
In Git, Aug 27, 2021Filter the output of the 'docker image ls' command
Sometimes using the filter flag as a part of the docker image ls command can be useful to figure out which images are taking space, which are dangling images or unused. In this tutori...
In Docker, Aug 26, 2021How to remove ECS task definitions
For those who have experience with AWS ECS, we all know how frustrating is sometimes that we just can’t delete task definitions. The only option is to update all task definition revis...
In AWS, Aug 25, 2021How to search Docker Hub repositories from the CLI
If you want to search for a specific Docker image on Docker Hub there is a way to do this from the CLI. The docker search command will allow you to search Docker Hub from the CLI. It ...
In Docker, Aug 24, 2021Docker Registry vs Docker Repository
Docker is one of that technologies that will probably stay for a while. In a matter of years, the IT world went from monolith to deploying applications on the edge in a couple of seco...
In Docker, Aug 23, 2021How to install Nginx on Debian 11
Installing Nginx on Debian 11 is pretty easy and straightforward. This tutorial will show you how to install it and enable HTTP traffic on your Debian server.
In Nginx, Debian, Aug 22, 2021How to get Git commit count
In today’s tutorial we are going to see how can we get the Git commit count of empty and non-empty commits. So, here’s the neat commands you might need.
In Git, Aug 21, 2021How to install MongoDB on Rocky Linux 8
MongoDB has an attitude to store the data in BSON, which can be searched and indexed, with a way better performance. Installing MongoDB on Rocky Linux can additionally improve the sea...
In MongoDB, Rocky Linux, Aug 20, 2021