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How to generate random password from the CLI
There are a lot of ways to generate random passwords, starting from simple password generator sites found online to the most advanced password management solutions. Today’s topic will...
In Linux, Nov 27, 2021How to install Certbot on Amazon Linux 2
Using AWS amazon linux 2 template for your EC2 instance is always a preferred way as an AWS-optimized and proprietary template. So if your web application requires an SSL/TLS certific...
In Certbot, AWS, Amazon Linux 2, Nov 26, 2021File locking with flock 101
As a concept, file locking in Linux purpose is to control access to a shared resource between multiple processes, in a way to indicate which process is next in line, so it could use t...
In Linux, Nov 25, 2021How to install Terragrunt on Ubuntu
Working with Terragrunt as a Terraform wrapper will ease things and simplify the Terraform templates. Here I will show you how to set up quickly on your Ubuntu machine.
In Terragrunt, Ubuntu, Nov 24, 2021mtime timestamp and the 24h period simplified
For those who might be questioning, mtime or short for modified timestamp, is a Linux file timestamp which usually goes hand in hand with the find command in the most common scenarios...
In Linux, Nov 23, 2021How to update Visual Studio Code on Debian-based distro
Some old VS Code versions are getting git issues, for instance, you are not able to pull or push to your repo due to authentication issues. If you try to authenticate through your Lin...
In VSCode, Debian, Nov 22, 2021Which shell am I using - how to check
Linux comes with support for multiple flavors of shell, including bash, zsh, ksh, csh, or suchlike. This time I’ll be focusing on how to find out which shell you are using, which is t...
In Shell, Nov 21, 2021Jenkins - same workspace for multiple jobs
In order to save some space on your Jenkins instance or if you need to create some backup jobs for multiple environments, you will need to enable shared space between multiple jobs. I...
In Jenkins, Nov 20, 2021How to reload shell session
In order to update and see changes made in the shell environment, most of the time reload is required. So, instead of restarting the machine and wasting a lot of time, a simple comman...
In Shell, Nov 19, 2021How to fix Docker error: 'Cannot start service .. network $network-id not found
If you have already created a Docker Compose stack and you are trying to start/restart the containers, you may face Docker error: Cannot start service ..: network $network-id not foun...
In Docker, Nov 18, 2021