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Null or default comparison of generic argument in C#
...is respects IEquatable<T> (without boxing) as well as object.Equals, and handles all the Nullable<T> "lifted" nuances. Hence:
if(EqualityComparer<T>.Default.Equals(obj, default(T))) {
return obj;
}
This will match:
null for classes
null (empty) for Nullable<T>
zero/f...
How do I create a custom Error in JavaScript?
...
Update your code to assign your prototype to the Error.prototype and the instanceof and your asserts work.
function NotImplementedError(message) {
this.name = "NotImplementedError";
this.message = (message || "");
}
NotImplementedError.prototype = Error.prototype;
However, I wou...
Are HTTPS URLs encrypted?
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Yes, the SSL connection is between the TCP layer and the HTTP layer. The client and server first establish a secure encrypted TCP connection (via the SSL/TLS protocol) and then the client will send the HTTP request (GET, POST, DELETE...) over that encrypted TCP connection....
Why “no projects found to import”?
...space". As the "root directory" I select the directory where all my .java (and .class) files are located. Eclipse writes me that "no projects are found to import". Why?
...
How to edit data in result grid in SQL Server Management Studio
...uery output in the result grid.
Its true that we can right click the table and say open table to get an editable table output, but what I want is editable query output, only certain rows matching for my criteria, and edit them in the result grid.
...
Storing Image Data for offline web application (client-side storage database)
...d: Chrome v24, FireFox 18, IE 10
Should also work with Chrome & FF for Android
Fetch from web server
using XHR2 (supported on almost all browsers) for blob download from web server
I went with XHR2-Lib by Phil Parsons, which is very much like JQUERY .ajax()
https://github.com/p-m-p/xhr2-li...
Should a .sln be committed to source control?
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I think it's clear from the other answers that solution files are useful and should be committed, even if they're not used for official builds. They're handy to have for anyone using Visual Studio features like Go To Definition/Declaration.
By default, they don't contain absolute paths or any oth...
Jump into interface implementation in Eclipse IDE
...w, the method should already be selected. In its toolbar, click "Lock view and show members in hierarchy" (should be the leftmost toolbar icon).
In the upper part of the view, you can browse through all implementations of the method.
The procedure isn't very quick, but it gives you a good overview...
Fixing slow initial load for IIS
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Options A, B and D seem to be in the same category since they only influence the initial start time, they do warmup of the website like compilation and loading of libraries in memory.
Using C, setting the idle timeout, should be enough s...
How do I combine a background-image and CSS3 gradient on the same element?
How do I use CSS3 gradients for my background-color and then apply a background-image to apply some sort of light transparent texture?
...