Using ES2015 with Asset Pipeline on Ruby on Rails
JavaScript is all new. Until recently, we had no new features. The last significant update was back in 2009, with ES5‘s release. And you couldn’t use all features due to browser incompatibility. To increase the compatibility level, we had to use things like es5-shim, which conditionally checked if a feature was available, adding a polyfill if the browser didn’t implement it. And then the first pre
Creating custom Minitest reporters
By Nando Vieira April 30, 2015 Read in 4 minutes Minitest it’s having some momentum right now. I’ve been using it on some personal projects and, coming from RSpec, I really missed its awesome execution report. Minitest has some 3rd-party reporters, but they don’t get any close to RSpec’s awesomeness. So I decided to dive into Minitest source code and learn how to create a custom Minitest reporter
Using PostgreSQL and jsonb with Ruby on Rails
By Nando Vieira February 17, 2015 Read in 8 minutes PostgreSQL 9.4 introduced jsonb, a new column type for storing documents in your relational database. jsonb and json columns look exactly the same on a higher level, but differs on the storage implementation. The advantage of using jsonb is that you can easily integrate relational and non-relation data, with performance that can be better than mo
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Using insensitive-case columns in PostgreSQL with citext
