How to Learn Nix
I tried to learn Nix, and it was pretty hard. I kept a diary of every command I tried, every wrong assumption that I made, and every realization that I had along the way.
Source: How to Learn Nix, an article by Ian Henry.
Introduction to heredocs in Dockerfiles
As of a couple weeks ago, Docker’s BuildKit tool for building Dockerfiles now supports heredoc syntax! With these new improvements, we can do all sorts of things that were difficult before, like multiline
RUNs without needing all those pesky backslashes at the end of each line, or the creation of small inline configuration files.
Source: Introduction to heredocs in Dockerfiles, an article by Justin Chadell.
Writing an application using Go and PostgreSQL
By reading this tutorial, you’ll learn how to use PostgreSQL with the Go programming language using the pgx driver and toolkit in a very productive manner. Furthermore, with the provided source code, you’ll be able to learn how to write efficient and sound unit and integration tests, ready to be run locally or on a Continuous Integration environment, such as GitHub Actions.
Source: Back to basics: Writing an application using Go and PostgreSQL, an article by Henrique Vicente.