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Basic Git Commands
Learn essential Git commands for repository setup, inspecting changes, staging, commits, branches, remotes, and safely undoing changes.
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SERVERS
Build your first server step by step, from preparing a computer and installing Ubuntu Server to configuring user accounts, SSH, networking, and basic security. Practice each step and check the results to prepare a server for development and running services.
The Reality and Limits of Vibe Coding
A non-programmer’s perspective on the benefits and practical limits of vibe coding, and the environment needed to turn code into a working service.
Preparing a Computer for Ubuntu LTS Server Installation
Prepare the Ubuntu 26.04 LTS Server ISO and Rufus, then check USB boot settings for Legacy BIOS or UEFI before installing on an older computer.
Creating an Ubuntu 26.04 LTS Bootable USB Drive with Rufus
Create an Ubuntu 26.04 LTS Server installation USB drive with Rufus on Windows and check that it boots using an Intel NUC’s one-time Boot Menu.
Installing Ubuntu 26.04 LTS Server
Install Ubuntu 26.04 LTS Server on an older computer from a bootable USB drive, configure a user account and OpenSSH Server, and check the installation.