我希望获得资源的全部绝对道路,包括铁路3域名。
实例:我尝试过一条通向主页的道路:
url_for( :controller => home , :action => index )
以及
root_path
但两者都只给我:/
,但我希望: http://www.example.com/
。
The answer should also work on my dev server 以及 return: http://localhost:3000/
我希望获得资源的全部绝对道路,包括铁路3域名。
实例:我尝试过一条通向主页的道路:
url_for( :controller => home , :action => index )
以及
root_path
但两者都只给我:/
,但我希望: http://www.example.com/
。
The answer should also work on my dev server 以及 return: http://localhost:3000/
使用<代码>root_url。 <代码>_url 最终展期时,全文见URL,例如http:// localhost:3000/projects/1/topets/2
。
瑞安的答复完全正确。
但是,如果你真的需要使用<代码>url_for 某天,仅添加<代码>:只添加_path =>不实,以备选择,并因此而使你具有绝对性;]
If you want the resouce url (instead of only the root url). You have to use resoure_name_url(@resource_instance)
例:
resource_url(@resource_instance)
或者如果您有(例如)用户资源:
user_url(@user)
collection_select and select Rails helpers: Which one should I use? I can t see a difference in both ways. Both helpers take a collection and generates options tags inside a select tag. Is there a ...
We ve deployed our rails app to EC2. In our setup, we have two proxies on small instances behind round-robin DNS. These run nginx load balancers for a dynamically growing and shrinking farm of web ...
As part of a web application I need an auth-code to pass as a URL parameter. I am currently using (in Rails) : Digest::SHA1.hexdigest((object_id + rand(255)).to_s) Which provides long strings like : ...
I ve installed RubyCAS-Client version 2.1.0 as a plugin within a rails app. It s working, but I d like to remove the ?ticket= in the url. Is this possible?
I have a these 3 models: class User < ActiveRecord::Base has_many :permissions, :dependent => :destroy has_many :roles, :through => :permissions end class Permission < ActiveRecord::...
I m building an xml document from a hash. The xml attributes need to be in order. How can this be accomplished? hash.to_xml
guys which text editor is good for Rubyonrails? i m using Windows and i was using E-Texteditor but its not free n its expired now can anyone plese tell me any free texteditor? n which one is best an ...
I’m developing an application dedicated to generate statistical reports, I would like that user after saving their stat report they save sql queries too. To do that I wrote the following module: ...