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.

To configure VirtualBox shared folders in Linux Guest OS, follow these steps:

The Pragmatic Engineer letter published a couple days ago survey statistics of the popularity of programming languages, IDEs, AI tools and other data for mid-2025.

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.

Opengraph image metadata is the meta property og:image. Basically, we want correctly generated tag <meta property="og:image" content="https://....jpg"> for each page in our hugo-based website.

Here’s a detailed breakdown of Obsidian as a powerful tool for personal knowledge management (PKM), explaining its architecture, features, strengths, and how it supports modern knowledge workflows.

Here is an overview of Personal Knowledge Management, it’s goals, methods, and software systems that we can use on this wonderful day in July 2025.

GitOps is a modern approach to managing infrastructure and applications deployments using Git as the single source of truth. It leverages Git’s version control capabilities to automate and streamline the process of deploying and managing applications and infrastructure, particularly in cloud-native environments.

Nvidia is about to release NVIDIA DGX Spark - little AI supercomputer on blackwell architecture with 128+GB unified RAM and 1 PFLOPS AI performance. Nice device to run LLMs.

Let’s have a quick look at Matomo, Plausible, google and other web analytics providers and systems available for self-hosting and compare them.

Here we have a description of The Model Context Protocol (MCP), short notes on how to implement an MCP server in Go, including message structure, protocol specifications.

Here is my favorite set of steps when doing fresh install of the Ubuntu 24.04. What I like here - not need to install NVidia drivers! they are installed automagically.

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

Dokuwiki is a selfhosted wikipedia which can be hosted easily on premises and not requiring any databases. I was running it dockerised, on my pet kubernetes cluster.