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Finding the type of an object in C++
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dynamic_cast should do the trick
TYPE& dynamic_cast<TYPE&> (object);
TYPE* dynamic_cast<TYPE*> (object);
The dynamic_cast keyword casts a datum from one pointer or reference type to another, performing a runtime check to ensure the validity of the cast.
If you...
ASP.NET MVC A potentially dangerous Request.Form value was detected from the client when using a cus
...this attribute to allow all HTML
[ValidateInput(false)]
public ActionResult SomeAction(MyViewModel myViewModel)
Brute force in web.config - definitely not recommended
In the web.config file, within the tags, insert the httpRuntime element with the attribute requestValidationMode="2.0". Also ad...
ASP.NET MVC: No parameterless constructor defined for this object
...esponsible for creating a new instance of a model.
System.Web.Mvc.DefaultModelBinder.CreateModel(ControllerContext controllerContext, ModelBindingContext bindingContext, Type modelType)
Here is a sample:
public class MyController : Controller
{
public ActionResult Action(MyModel model)
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When do I use a dot, arrow, or double colon to refer to members of a class in C++?
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Suggesting an alternative for sbi's point 3
a->b is only used if a is a pointer. It is a shorthand for (*a).b, the b member of the object that a points to. C++ has two kinds of pointers, "regular" and smart pointers. For regular pointer...
Split string, convert ToList() in one line
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You can also do it this way without the need of Linq:
List<int> numbers = new List<int>( Array.ConvertAll(sNumbers.Split(','), int.Parse) );
// Uses Linq
var numbers = Array.ConvertAll(sNumbers.Split(','), int.Parse).ToList();
...
center aligning a fixed position div
...y centers the element.
The proper way is to use CCS3 transform property. Although it's not supported in some old browsers. And we don't even need to set a fixed or relative width.
.centered {
position: fixed;
left: 50%;
transform: translate(-50%, 0);
}
Working jsfiddle comparison her...
Necessary to add link tag for favicon.ico?
... location, perhaps in the images folder or something alike. For example:
<link rel="icon" href="_/img/favicon.png">
This diferent location may even be a CDN, just like SO seems to do with <link rel="shortcut icon" href="http://cdn.sstatic.net/stackoverflow/img/favicon.ico">.
To learn...
How to disable mouseout events triggered by child elements?
...splayed content inside the element that the mouseover event is bound to:
<div id="hoverable">
<a>Hover Me</a>
<div style="display:none;">
<input>Test</input>
<select>
<option>Option 1</option>
<option>Option 2</o...
Adding div element to body or document in JavaScript
...:-
http://jsfiddle.net/adiioo7/vmfbA/
Use
document.body.innerHTML += '<div style="position:absolute;width:100%;height:100%;opacity:0.3;z-index:100;background:#000;"></div>';
instead of
document.body.innerHTML = '<div style="position:absolute;width:100%;height:100%;opacity:0.3;...
Pass a variable into a partial, rails 3?
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Try this:
<% @posts.each do |post| %>
<%= render 'middle', :post => post %>
<% end %>
Like this you'll have a local variable post available within the partial.
...