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form_for with nested resources
...er.rb
app/controllers/comments_controller.rb
just as it says at http://guides.rubyonrails.org/routing.html#nested-resources, with no special namespaces.
But partials and forms become tricky. Note the square brackets:
<%= form_for [@article, @comment] do |f| %>
Most important, if you want...
angularjs: ng-src equivalent for background-image:url(…)
... ng-src which has the purpose that you won't receive an error for an invalid url before angularjs gets to evaluate the variables placed in between {{ and }} .
...
Subscript and Superscript a String in Android
...ithout an external library? I want this to display in a TextView in Android.
14 Answers
...
JSP tricks to make templating easier?
...HTML files into a simple JSP project. It's really all static, no serverside logic to program. I should mention I'm completely new to Java. JSP files seem to make it easy to work with common includes and variables, much like PHP , but I'd like to know a simple way to get something like template i...
Why not use HTTPS for everything?
... site, and protect the user entirely. It would prevent problems such as deciding what has to be secured because everything would be, and it's not really an inconvenience to the user.
...
How to handle button clicks using the XML onClick within Fragments
Pre-Honeycomb (Android 3), each Activity was registered to handle button clicks via the onClick tag in a Layout's XML:
1...
What are all the differences between src and data-src attributes?
...image tag where the image loads the JPEG for you and displays it:
<img id="myImage" src="http://mydomain.com/foo.jpg">
<script>
var imageUrl = document.getElementById("myImage").src;
</script>
Example of 'data-src' on a non-image tag where the image is not loaded yet - it's...
How do I submit disabled input in ASP.NET MVC?
...net asp and I never knew that disabled inputs don't get poste back... how did that pass me? Just include a Hidden field for the disabled select and its all sorted.(Even though the ID's are repeated on the form which is not allowed)
– Piotr Kula
Jun 10 '13 at 15...
How to vertically center a inside a div? [duplicate]
...ugh therein references a third option: display:table-cell; vertical-align:middle (along with a display:table-row parent). :) But no, you can be sure that I would never advocate using HTML table elements for layout.
– Phrogz
Dec 5 '10 at 4:19
...
How do I stop a web page from scrolling to the top when a link is clicked that triggers JavaScript?
...e) {
$e.preventDefault();
doSomething();
});
document.getElementById('#ma_link').addEventListener('click', function (e) {
e.preventDefault();
doSomething();
})
Option 2: return false;
In jQuery:
Returning false from an event handler will automatically call event.stopPropagati...