Andrés blog

Include FactoryBot in RSpec

When using FactoryBot for generating random data in my RSpec tests for my Rails app, I had to keep prefixing my call to create with FactoryBot. This caused my specs to look a bit cluttered. trace = FactoryBot.create :trace parent = FactoryBot.create :trace_field,

Elm

Sprinkle some Elm in your React

After being out of the Elm world for about a year, I decided this weekend to try it out again. I created a new application (using create-elm-app) and got going.

PostgreSQL

Counting large tables in PostgreSQL

Imagine you have a really large table (> 100m rows). How do you figure out how many rows there are in that table within a reasonable time? If you try

Ruby

GraphQL field names in Ruby

Stop writing extra methods for proxying Ruby methods in your GraphQL API using this one simple trick!