Ruby on Rails 4 datatypes

Full list of Ruby on Rails version 4 datatypes (ActiveRecord migration)
18 September 2017   3848

Let's check the whole list of Ruby on Rails 4 (ActiveRecord migration) datatypes:

  • :binary
  • :boolean
  • :date
  • :datetime
  • :decimal
  • :float
  • :integer
  • :bigint
  • :primary_key
  • :references
  • :string
  • :text
  • :time
  • :timestamp

If you use PostgreSQL, you can also take advantage of these:

  • :hstore
  • :json
  • :jsonb
  • :array
  • :cidr_address
  • :ip_address
  • :mac_address


Ruby\RoR News Digest 24 - 30.08

Ruby and Rails are actively developing technologies despite the rumours; check the digest and see for yourself
29 August 2019   121

Greetings! I hope your week went great! Here's new Frontend news digest.

In this digest, you will learn how to improve your procedural code, how to deploy apps to to IBM cloud with Tekton, how to use Immer to manage your React state and much more!


  • Ruby on Rails Developer Series: Creating a Docker Container Around Your Application

In the 3rd part of this tutorial you will learn how to add a Docker container to our application so we can deploy our packaged application on a server

  • Ruby double splat (**) operator cheatsheet

Everything you need to know about the Ruby ** operator in the form a text note

  • How to store large JSON in PostgreSQL with Rails Attributes API

Another time everything is understandable from the header


  • Keeping OSS documentation in check with docsify, Lefthook, and friends

Experienced Ruby developer wrote an article on how valuable documeation for open source is and shared a story of his way to open source documentation in a proper way

  • InvoicePrinter 2.0

Overview of the Ruby gem, command line client and a server to print invoices fast.

  • Multiple jQuery vulnerabilities in RDoc

An article about the Cross-Site Scripting (XSS) in jQuery shipped with RDoc which bundled in Ruby and their workarounds

  • Ruby 2.4.7 Released

New update of Ruby branch 2.4.x

  • Ruby 2.5.6 Released

The update for the 2.5.x branch came right after.

  • Ruby 2.6.4 Realesed

And another Ruby update


  • How to use Multiple Databases in Rails 6.0 Screencast Episode