This article is a guide to using a drupal/core method in your own code without having to reproduce it!
How to Make Your IDE Autocomplete (even when it's not)
An Absolute Beginner's Guide: Getting Started with Drush
Tutorial: Using the Plugin System in Drupal 9: Creating Custom Views Fields
How to Patch Dependencies Using Composer
An Absolute Beginner's Guide: Getting Started with DrupalVM
Config Split: A Guide to Conditional Configuration in Drupal 9
An Absolute Beginner's Guide: Dependency Management and Composer
Learning dependency management techniques and integrating them into your development workflow can be challenging if you’ve never worked with a dependency manager like Composer before. In this article I share my experience learning Composer and make recommendations on how to get started with Drupal 9 dependency management!