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Test if object implements interface
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Robert C. BarthRobert C. Barth
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Calc of max, or max of calc in CSS
Is it possible to do something like this
7 Answers
7
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Convert string[] to int[] in one line of code using LINQ
...method:
int[] myInts = Array.ConvertAll(arr, s => int.Parse(s));
Thanks to Marc Gravell for pointing out that the lambda can be omitted, yielding a shorter version shown below:
int[] myInts = Array.ConvertAll(arr, int.Parse);
A LINQ solution is similar, except you would need the extra ToArr...
Get the first key name of a javascript object [duplicate]
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In Javascript you can do the following:
Object.keys(ahash)[0];
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How can I determine the type of an HTML element in JavaScript?
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nodeName is the attribute you are looking for. For example:
var elt = document.getElementById('foo');
console.log(elt.nodeName);
Note that nodeName returns the element name capitalized and without the angle brackets, which means that if you want to check if a...
Allowing interaction with a UIView under another UIView
...rn (point.y < MIDDLE_Y1 || point.y > MIDDLE_Y2);
}
You may also look at the hitTest:event: method.
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Why CancellationToken is separate from CancellationTokenSource?
I'm looking for a rationale of why .NET CancellationToken struct was introduced in addition to CancellationTokenSource class. I understand how the API is to be used, but want to also understand why it is designed that way.
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How to make asynchronous HTTP requests in PHP
Is there a way in PHP to make asynchronous HTTP calls? I don't care about the response, I just want to do something like file_get_contents() , but not wait for the request to finish before executing the rest of my code. This would be super useful for setting off "events" of a sort in my application...
How do I add a bullet symbol in TextView?
...swered Aug 7 '10 at 7:56
Benny SkogbergBenny Skogberg
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error LNK2019: unresolved external symbol _WinMain@16 referenced in function ___tmainCRTStartup
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Thats a linker problem.
Try to change Properties -> Linker -> System -> SubSystem (in Visual Studio).
from Windows (/SUBSYSTEM:WINDOWS) to Console (/SUBSYSTEM:CONSOLE)
This one helped me
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