Cheatsheet

Ubuntu’s keyboard shortcuts are essential tools for maximizing productivity and efficiency. Whether you’re a developer, sysadmin, or power user, these shortcuts might speed up your workflow and reduce reliance on the mouse.

Docker Model Runner (DMR) is Docker’s official solution for running AI models locally, introduced in April 2025. This cheatsheet provides a quick reference for all essential commands, configurations, and best practices.

Multipass is a lightweight virtual machine manager that makes it easy to create and manage Ubuntu cloud instances on Linux, Windows, and macOS.

A quick reference for day‑to‑day PostgreSQL work: connections, SQL syntax, psql meta-commands, performance, JSON, window functions, and more.

Here is my concise TypeScript cheatsheet covering key concepts, syntax, and code examples commonly referenced by developers:

Here is an up-to-date GitHub Copilot cheat sheet, covering essential shortcuts, commands, usage tips, and context features for Visual Studio Code and Copilot Chat

GitHub Actions is an automation and CI/CD platform within GitHub, used to build, test, and deploy your code based on events like pushes, pull requests, or on a schedule.

Here is a comprehensive Terraform cheatsheet with essential commands, configuration elements, resource management, modules, variables, state handling, and best practices.

Here’s a Docker Compose cheatsheet with annotated examples to help you master Compose files and commands quickly.

Here I’m reviewing Codeblock options in Markdown. How to specify the programming language, diff formatting and code block filename.

To determine the Ubuntu version that your Linux Mint installation is based on, you can use several methods involving command-line tools and system files.

I’ve got a theory to test - if utilising ALL cores on Intel CPU would raise the speed of LLMs? This is bugging me that new gemma3 27 bit model (gemma3:27b, 17GB on ollama) is not fitting into 16GB VRAM of my GPU, and partially running on CPU.

MinIO provides two standard UIs: (1) MinIO Console - That’s a web UI, and (2) MinIO Command - this is a commandline util mc.

There are several ways to start a group of terminal tools in Linux Mint and have the terminal windows tiled, depending on your workflow and the level of automation you want.

Probably shoud call this platform engineering now. Here are some notes on how to install connect and remove the Portainer - docker images and containers manager UI.