staltz
/ introrx.md
Last active
May 10, 2024 12:08
The introduction to Reactive Programming you've been missing
(by @andrestaltz)
If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.
pixelhandler
/ autosavemodel.coffee
Created
May 23, 2014 00:11
Auto save an Ember.js model (DS.Model)
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| get = Ember.get | |
| App.BaseModel = DS.Model.extend | |
| autoSave: (-> | |
| if get(@, 'isDraft') and !(get @, 'isNew') and isReallyDirty @ | |
| Ember.run.debounce @, '_doAutoSave', 12000 | |
| ).observes 'isDirty' | |
| _doAutoSave: -> |
t2
/ application.rb
Created
December 12, 2011 02:13
Formatting Rails form elements for Twitter Bootstrap error validation
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| ActionView::Base.field_error_proc = Proc.new do |html_tag, instance| | |
| html = %(<div class="field_with_errors">#{html_tag}</div>).html_safe | |
| # add nokogiri gem to Gemfile | |
| elements = Nokogiri::HTML::DocumentFragment.parse(html_tag).css "label, input" | |
| elements.each do |e| | |
| if e.node_name.eql? 'label' | |
| html = %(<div class="clearfix error">#{e}</div>).html_safe | |
| elsif e.node_name.eql? 'input' | |
| if instance.error_message.kind_of?(Array) | |
| html = %(<div class="clearfix error">#{html_tag}<span class="help-inline"> #{instance.error_message.join(',')}</span></div>).html_safe |