Random Thoughts about Building Software

Lucian Ghinda

4 followers

I write here quick thoughts, ideas, tips, and learnings about programming, programmers, and building software. Most of my focus is on Ruby, Rails, Hotwire and everything about web applications.

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Why participate in a coding competition

May 11, 2022 8 min read

Imagine you are taking part in a coding competition. Let’s explore what it might look like. You found this contest online and registered to...

Resources to learn Ruby on Rails 7

Apr 29, 2022 3 min read

A list of free or paid online resources (books, courses, videos) to learn Ruby on Rails 7 with a focus on Hotwire · I shared this first as a thread on...

What to work on when learning a new language

Apr 26, 2022 4 min read

When learning a new language/framework it is best to work on a real project. What project should you choose? · If you just started to learn a...

Ruby: What does && and || return?

Apr 22, 2022 5 min read

How do these things work? Have you ever wondered how the following code works? Specifically, how come the key will have another value than true or...

How to update multiple different values at the same time in one query

Apr 1, 2022 3 min read

How to create a raw SQL to update in Rails different values for each record in one single query · Context You want to update the same column for multiple...

How to update multiple different values at the same time in one query

How to assign multiple instance variables to a class in Ruby

Mar 5, 2022 5 min read

I was inspired to write this article by a question asked by Adrian Marin in the Twitter Ruby on Rails community and the responses I read...

How to assign multiple instance variables to a class in Ruby