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How to redirect to a 404 in Rails?
...e feature in a method.
def render_404
respond_to do |format|
format.html { render :file => "#{Rails.root}/public/404", :layout => false, :status => :not_found }
format.xml { head :not_found }
format.any { head :not_found }
end
end
and call it in your action
def action
...
How to align a to the middle (horizontally/width) of the page [duplicate]
...
be sure to check HTML mode for IE6 or 7. If you use anything other than 4.01 strict you may have problems. Most of the time text-align works as avdgaag says.
– bartosz.r
Oct 6 '11 at 10:05
...
How to retrieve checkboxes values in jQuery
...(
function () {return this.value;}).get().join(","));
}
Here is the HTML sample
<html>
<head>
</head>
<body>
<div>
<input name="chkboxName" type="checkbox" value="one_name" checked>
<input name="chkboxName" type="checkbox" value="one_name1"&...
Download data url file
...nd of ActiveX foo for IE? (This way I managed to play music without flash: HTML5 audio for all browsers but IE and ActiveX for IE.)
– panzi
Jan 29 '12 at 0:26
...
Parsing domain from a URL
...k out parse_url():
$url = 'http://google.com/dhasjkdas/sadsdds/sdda/sdads.html';
$parse = parse_url($url);
echo $parse['host']; // prints 'google.com'
parse_url doesn't handle really badly mangled urls very well, but is fine if you generally expect decent urls.
...
What's the “big idea” behind compojure routes?
...t to have a look at a simple example:
(def example-route (GET "/" [] "<html>...</html>"))
Let's test this at the REPL (the request map below is the minimal valid Ring request map):
user> (example-route {:server-port 80
:server-name "127.0.0.1"
...
Rails: fields_for with index?
...http://railsapi.com/doc/rails-v3.0.4/classes/ActionView/Helpers/FormHelper.html#M006456
It’s also possible to specify the
instance to be used:
<%= form_for @person do |person_form| %>
...
<% @person.projects.each do |project| %>
<% if project.active? %>
...
HTTP Content-Type Header and JSON
...on: attachment; filename=myfile.json then you'll end up with a myfile.json.html. Using this json header, you'll get myfile.json.
– Remi Grumeau
Mar 4 '16 at 9:52
4
...
Positioning a div near bottom side of another div
...ested and working on Firefox 3, Chrome 1, and IE 6, 7 and 8:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
"http://www.w3.org/TR/html4/strict.dtd">
<html><body>
<div style='background-color: yellow; width: 70%;
height: 100px; position: rela...
How may I align text to the left and text to the right in the same line?
...
HTML:
<span class="right">Right aligned</span><span class="left">Left aligned</span>
css:
.right{
float:right;
}
.left{
float:left;
}
Demo:
http://jsfiddle.net/W3Pxv/1
...