today's howtos
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How to Dockerize a Django App
Docker is one of the most popular container platforms, letting you manage containerized applications. Docker provides architecture and capabilities for container automation, security, customization, and enterprise support.
Docker has three important components: the Docker client (a command-line tool), Docker Host, and Docker Registry. These three components work together to enable you to build, run, and store applications.
Find out how to use this amazing tool by containerizing a sample Django app. First, learn to install Docker on Ubuntu, macOS, and Windows.
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Animated ASCII Christmas Tree and Hanukkah Menorah in your Shell
I’m a big fan of ASCII and ANSI style art — dating back to the BBS days of the 1980s and 90s. So it’s no surprise that I enjoy sprucing up my Linux terminal with ASCII animations from time to time.
Well, it just so happens that this week is Hanukkah. And, when I went looking for Hanukkah themed ASCII animations for Linux (or other platforms)… I came up completely empty handed.
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How to Upgrade Ubuntu 20.04 to Ubuntu 22.04
Ubuntu 22.04, codename Jammy Jellyfish, was released on the 21st of April 2022.
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2022’s top 10 monitoring tutorials for sysadmins | Enable Sysadmin
Knowing what's happening on your systems is the first step in preventing and troubleshooting issues.
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How to Add and Delete Users in Ubuntu 22.04 - TecAdmin
Ubuntu is a popular open-source operating system based on the Linux kernel. It is widely used on personal computers, servers, and in cloud computing environments. One of the key tasks in managing a Ubuntu system is managing users and groups. In this article, we will explain how to add and delete users in Ubuntu 22.04.
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How to Open Port for a Specific Network in FirewallD - TecAdmin
In FirewallD, the `--source` option allows you to specify a network or an IP address as the source for applying the rules. It is used to specify the network or IP address that is allowed to access the port or service that is being opened. The `--add-source` option is used to specify multiple networks or IP addresses as the source for the rules being applied. It is used in conjunction with the `--permanent` option to add multiple sources to a rule already configured in the firewall.