Tag: rails

• Running Rake Tasks with Cron and File Locks

  Rake tasks within Ruby on Rails are compelling. It doesn’t matter if you need to do some maintenance, cleanup or complex data processing, rake tasks will emerge in your system as it is becoming bigger and more complex. More importantly, you certainly want to execute these tasks regularly and in the background. cron is a wonderful tool to execute…

  November 29, 2021

  Code

  Cron, rails, Rake

• Action Cable on specific page within Ruby on Rails

  Using page specific action cable functionality within ruby on rails comes in very handy sometimes. It allows you to target given functionality to specific pages and controllers. Furthermore, it reduces the number of open web sockets, which again reduces your server load.

  August 19, 2017

  Code

  actioncable, coffeescript, devise, rails, ruby

• Formatting number input with Rails, Bootstrap, SimpleForm and autoNumeric.js

  Often you want to format your number inputs in a pretty and proper way for your users. Using Bootstrap and SimpleForm within your Rails application is a good way to start, but how will you deal with number formatting within your input field for decimal and thousands separators?

  June 21, 2016

  Code

  currency, formatting, rails, SimpleForm

• Set default values for has_one association

  Sometimes you simply want to set some default values for an associated model within ActiveRecord without thinking too much of creating possible side effects when overriding methods like build_association or add model callbacks. The following example demonstrates the easiest way so far to achieve the desired functionality.

  February 17, 2015

  Code

  activerecord, association, has_one, rails