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Help with C# generics error - “The type 'T' must be a non-nullable value type”
...y an answer to the OP but since this was the first thing that popped up on google for the same error message, I had to add the constraint on my class definition, rather than my method, eg
public class MyClass<T> where T : struct
{
public void MyMethod(T? value)
{
}
}
...
What is an .axd file?
...
from Google
An .axd file is a HTTP Handler file. There are two types of .axd files.
ScriptResource.axd
WebResource.axd
These are files which are generated at runtime whenever you use ScriptManager in your Web app. This is bei...
How to add Action Bar from support library into PreferenceActivity?
...
EDIT: In appcompat-v7 22.1.0 Google added the AppCompatDelegate abstract class as a delegate you can use to extend AppCompat's support to any activity.
Use it like this:
...
import android.support.v7.app.ActionBar;
import android.support.v7.app.AppComp...
Is there an equivalent to background-size: cover and contain for image elements?
...t;div class="container contain">
<img
src="https://www.google.de/logos/doodles/2014/european-parliament-election-2014-day-4-5483168891142144-hp.jpg"
/>
<!-- 366x200 -->
</div>
<h1>cover</h1>
<div class="container cover">
...
How to find out which JavaScript events fired?
...
You can use getEventListeners in your Google Chrome developer console.
getEventListeners(object) returns the event listeners registered on
the specified object.
getEventListeners(document.querySelector('option[value=Closed]'));
...
Can I use a binary literal in C or C++?
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A better version of this template idea: code.google.com/p/cpp-binary-constants
– Valentin Galea
Feb 13 '12 at 21:00
...
How to make all Objects in AWS S3 bucket public by default?
...y problem was slightly different, but since this question is on the top of google search I'll leave my solution, maybe it'll help somebody.
I already had had full access to S3 bucket before, but one day it just started to return Access Denied to all my files. The solution was straightforward simple...
Can I target all tags with a single selector?
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For those landing here from google, and wondering what a comma-separated list means in CSS, it's the first example OP gave. That is, h1, h2, h3 {}.
– bluesmonk
May 29 '19 at 17:47
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JavaScript plus sign in front of function expression
...ains. In this instance it is called the 'unary plus operator' (for ease of googling).
var num = +variant;
So in front of a function it can be a way to force the function's result to be interpreted as a number. I doubt it happens yet, but theoretically the JIT could use that to compile the functio...
How to use the ProGuard in Android Studio?
...le(...) call references a different default proguard file, one provided by Google and not that in your project. So remove this as well, so that here the gradle file reads:
buildTypes {
release {
runProguard true
proguardFile 'proguard-android.txt'
}
}
...