Stories
VR, my experience with Oculus Quest 2 and my developer's perspective
Thoughts
I started writing daily in a private diary and why I think it is a good idea everyone to do it
Thoughts
If you want to learn more unrelated things about the guy who writes here, click this post
Databases
Simple commands to backup and restore pg
Server
A quick cheatsheet with commands on how to block IPs from your VPS with UFW
Thoughts
Four-day week is discussed a lot lately, what I think as a developer
Ruby
We examine a simple question regarding ruby and how to write efficient code
Server
Not a secret but a common network issue to look when you setup a new project
Thoughts
I decided to do a prediction for 2022 post just to see how far I'll be in one year from now
Rails
What I am doing to follow up the changes of ruby and ruby on rails
Stories
I am showcasing a ruby on rails site which started at rails 3.1
Rails
A simple parser and how it works with faraday and nokogiri
Stories
New year, new memes
Thoughts
Humankind, a hopeful history is my favorite read for 2021
Stories
In these post series I am going to describe some of my bad interview experiences
Ruby
How can you automate the DCA with ruby to Binance and Kraken
Ruby
Dollar Cost Average vs Go all-in and Hold on historical data.
Blog
John Deliyiannis - senior Ruby on Rails and full-stack engineer based in Greece.
Other Dev Related
The theory for facebook tab creation automatically and how it can be achieved.
Other Dev Related
Ένα πολύ περιληπτικό reference των εντολών git για εύκολη χρήση του version control.
