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jQuery: Best practice to populate drop down?
...tead of the item in the loop):
var $dropdown = $("#dropdown");
$.each(result, function() {
$dropdown.append($("<option />").val(this.ImageFolderID).text(this.Name));
});
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What's the difference between IQueryable and IEnumerable
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IEnumerable<T> represents a forward-only cursor of T. .NET 3.5 added extension methods that included the LINQ standard query operators like Where and First, with any operators that require predicates or anonymous functions taking F...
JavaScript post request like a form submit
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Dynamically create <input>s in a form and submit it
/**
* sends a request to the specified url from a form. this will change the window location.
* @param {string} path the path to send the post request to
* @param {object} params the ...
Why is list initialization (using curly braces) better than the alternatives?
... z1 {99}; // z1 is an int
auto z2 = {99}; // z2 is std::initializer_list<int>
auto z3 = 99; // z3 is an int
Conclusion
Prefer {} initialization over alternatives unless you have a strong reason not to.
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How do I access the host machine from the guest machine? [closed]
... to be NATted (or, presumably, bridged); the 'host only' configuration results in the network connection timing out. It's not clear to me why this should be the case, but...
– Norman Gray
Feb 4 '11 at 12:15
...
How to avoid isset() and empty()
...ever else).
Regular variables anywhere:
$foo = null;
$bar = $baz = 'default value';
Initialize your variables at the top of a block of code in which you're going to use them. This solves the !isset problem, ensures that your variables always have a known default value, gives the reader an idea o...
Why are my JavaScript function names clashing?
I wrote the following script just to see what happens when a variable and a function that has a function assigned to it have their names clash:
...
How to get ELMAH to work with ASP.NET MVC [HandleError] attribute?
...ment where the HttpContext may not be available, such as testing. As a result, you will want code that is that is more defensive (at the cost of being slightly longer):
using System.Web;
using System.Web.Mvc;
using Elmah;
public class HandleErrorAttribute : System.Web.Mvc.HandleErrorAttribute
{
...
How can I determine whether a 2D Point is within a Polygon?
...ygon.
// p is your point, p.x is the x coord, p.y is the y coord
if (p.x < Xmin || p.x > Xmax || p.y < Ymin || p.y > Ymax) {
// Definitely not within the polygon!
}
This is the first test to run for any point. As you can see, this test is ultra fast but it's also very coarse. To h...
Does the use of the “Async” suffix in a method name depend on whether the 'async' modifier is used?
... using TAP. An asynchronous method should
return either a Task or a Task<TResult> object.
http://msdn.microsoft.com/en-us/library/hh873177(v=vs.110).aspx
That's not right already. Any method with async is asynchronous and then its saying it should return either a Task or Task<T> - w...