Ruby on Rails vs. PHP in a Nutshell
[youtube]http://www.youtube.com/watch?v=p5EIrSM8dCA[/youtube]
Written by Sean Behan on 06/17/2012
Offset an Element with Relative Position Property with CSS Without Taking Up Any Space in the Document
Using CSS positioning it's possible to offset an element and collapse its width and height where it would normally appear. Wrapping the content in an absolute positioned element, the space that the element would normally take up is collapsed.
<div st...
Written by Sean Behan on 06/17/2012
link_to_function Rails Ajax Reference
Link_to_function syntax for Haml template. Notice the "|" pipe which will allow for new lines in your code.
= link_to_function( "Add Line Item") |
{|page| page.insert_html :bottom, :invoice_line_items, |
:partial => "line_item", :locals=>{:line_item=...
Written by Sean Behan on 06/17/2012
Class
# Define a class with a class method "find"
# Usage
# Apple.find("macintosh")
class Apple
def self.find(variety)
# code goes here
end
end
# Same as above but notice the lack of self prefix before the method name
# Usage
# Apple.find("macin...
Written by Sean Behan on 06/17/2012
Intercepting the Wordpress Loop with Pre_get_posts
#deprecated (see http://codex.wordpress.org/Function_Reference/query_posts#Post_.26_Page_Parameters)
Using the "pre_get_posts" filter you can intercept the Wordpress loop and override or set attributes in the "$query" object. This is useful because you c...
Written by Sean Behan on 06/17/2012
