Rails passing form_for object to partial
Try passing form object as local <%= render :partial => “price_page”, :locals=>{:f=>f} %>
actionview
Dynamic error pages in Rails 3
In rails 3.2, it’s easier than that: Add this to config/application.rb: config.exceptions_app = self.routes That causes errors to be routed via the router. Then you just add to config/routes.rb: match “/404”, :to => “errors#not_found” I got this info from item #3 on the blog post “My five favorite hidden features in Rails 3.2” by By … Read more
What should I pass for root when inflating a layout to use for a MenuItem’s ActionView?
I would simply do it like this: menuItem.setActionView(R.layout.action_view_layout); Let Android inflate the view for you. If you need to do some extra changes on this ImageView call ImageView imageView = (ImageView) menuItem.getActionView(); Update In order to cater to your curiosity. That is what folks from Google do under the hood: public MenuItem setActionView(int resId) { … Read more
How do I extract Rails view helpers into a gem?
In my opinion, a full Engine is overkill for this task. You could instead just create a Railtie which includes your helpers into ActionView::Base when it initializes. # lib/my_gem/view_helpers.rb module MyGem module ViewHelpers def pre(text) content_tag :pre, text end def another_helper # super secret stuff end end end # lib/my_gem/railtie.rb require ‘my_gem/view_helpers’ module MyGem class … Read more
How to mixin and call link_to from controller in Rails?
Compatible with Rails 3,4 and 5: view_context.link_to
Rails: Should partials be aware of instance variables?
In recent versions of Rails it is quite a bit easier to render partials and pass locals to them. Instead of this. <%= render :partial => ‘form’, :locals => { :item => @item } %> You can do this. <%= render ‘form’, :item => @item %> I don’t do this in the Nifty Scaffold generator … Read more
How do I render a partial of a different format in Rails?
Beginning with Rails 3.2.3, when calling render :partial (only works outside of the respond_to block). render formats: [ :html ] instead of render format: ‘html’