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Enter triggers button click
I have a page with two buttons. One is a <button> element and the other is a <input type="submit"> . The buttons appear on the page in that order. If I'm in a text field anywhere in the form and press <Enter> , the button element's click event is triggered. I assume that's be...
Get local IP address
....ToString();
}
}
throw new Exception("No network adapters with an IPv4 address in the system!");
}
To check if you're connected or not:
System.Net.NetworkInformation.NetworkInterface.GetIsNetworkAvailable();
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How to implement “confirmation” dialog in Jquery UI dialog?
...eplace the ugly javascript:alert() box.
In my scenario, I have a list of items, and next to each individual of them, I would have a "delete" button for each of them.
the psuedo html setup will be something follows:
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Can anyone explain CreatedAtRoute() to me?
...you invoke a POST method to store some new object.
So if you POST an order item for instance, you might return a route like 'api/order/11' (11 being the id of the order obviously).
BTW I agree that the MSDN article is of no use in understanding this. The route you actually return will naturally dep...
What reason is there to use null instead of undefined in JavaScript?
I've been writing JavaScript for quite a long time now, and I have never had a reason to use null . It seems that undefined is always preferable and serves the same purpose programmatically. What are some practical reasons to use null instead of undefined ?
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I can’t find the Android keytool
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keytool comes with the Java SDK. You should find it in the directory that contains javac, etc.
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Why the switch statement cannot be applied on strings?
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The reason why has to do with the type system. C/C++ doesn't really support strings as a type. It does support the idea of a constant char array but it doesn't really fully understand the notion of a string.
In order to generate the code for a sw...
What is the difference between Xamarin.Form's LayoutOptions, especially Fill and Expand?
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Short answer
Start, Center, End and Fill define the view's alignment within its space.
Expand defines whether it occupies more space if available.
Theory
The structure LayoutOptions controls two distinct behaviors:
Alignment: How is the view aligned within the parent view?
Start: For ver...
Why does 1==1==1 return true, “1”==“1”==“1” return true, and “a...
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Because you are comparing the (boolean) result of the first equality with the (non-boolean) third value.
In code, 1 == 1 == 1 is equivalent to (1 == 1) == 1 is equivalent to true == 1.
This means the three methods can be written more simply as:
function a() { return (true == 1); }
funct...
No Entity Framework provider found for the ADO.NET provider with invariant name 'System.Data.SqlClie
After downloading the EF6 by nuget and try to run my project, it returns the following error:
34 Answers
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