TILs - Fueling Curiosity, One Insight at a Time

You can scope relations like has_many, has_one and belongs_to. Eg: has_one :policy, -> { where active: true }

We can make use of ActiveRecord's unscoped method to accept a blocks, such that we can obtain associations bypassing the default scope on the associations.

mock moment using jest http://www.bambielli.com/til/2018-01-07-mocking-constructors/

We can make use of Set instead of an Array in Ruby when we would like to create sequences without duplicates and also can be used to compare two sets disregarding order as compared to array for which order of elements matter.

ActiveModel Boolean type inlcudes rules for coersion to handle user input appropriately. We can make use of this when ever we would need to do explicit type casting on user input. https://github.com/rails/rails/blob/47eadb68bfcae1641b019e07e051aa39420685fb/activemodel/lib/active_model/type/boolean.rb

active support has an unordered map like structure https://apidock.com/rails/ActiveSupport/OrderedHash, but it is actually called ordered hash (shrug)

Multiple ways to read files in golang explained - http://kgrz.io/reading-files-in-go-an-overview.html

When using docker-compose and when in doubt that containers are getting cached, pass --build option. Works like charm

chrome://net-internals

use chrome(v65 and above) local overrides to modify a webpage's assets and store on your local which will be loaded everytime you open the website - https://www.youtube.com/watch?v=UOn0b5kn3jk