Painting of mountains following Bob Ross' season 13 Episode 10.
Painting of a meadow following Bob Ross' season 5 Episode 13.
My attempt to draw my cat that looks nothing like this.
Tips for writing effective emails avoiding misunderstandings with examples from the software development world.
awk '!visited[$0]++' or how to remove duplicate lines from files keeping the original order explained
How to remove duplicate lines of a file in Linux without sorting or changing their order (awk one-liner explained).
How to add, update and delete nested objects in Elasticsearch documents using the Update API and painless scripts.
A Linux shell script for registering directory aliases and navigating to them with tab completion.
A step by step tutorial to dockerize a Rails application and run it in Docker with PostgreSQL and Redis.
A step by step tutorial for creating a chat application with Rails and WebSockets (ActionCable).
A step by step tutorial for using Elasticsearch bucket aggregations to implement faceted navigation a.k.a. facets.