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If my interface must return Task what is the best way to have a no-operation implementation?
...e below, due to the interface, the class LazyBar must return a task from its method (and for argument's sake can't be changed). If LazyBar s implementation is unusual in that it happens to run quickly and synchronously - what is the best way to return a No-Operation task from the method?
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How to detect internet speed in JavaScript?
...te a JavaScript page that will detect the user’s internet speed and show it on the page? Something like “your internet speed is ??/?? Kb/s” .
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What is the meaning of id?
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id is a pointer to any type, but unlike void * it always points to an Objective-C object. For example, you can add anything of type id to an NSArray, but those objects must respond to retain and release.
The compiler is totally happy for you to implicitly cast any object...
Text vertical alignment in WPF TextBlock
...ignment to the text inside a TextBlock? I found TextAlignment property but it is for horizontal text alignment. How do I do it for vertical text alignment?
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Split a string at uppercase letters
What is the pythonic way to split a string before the occurrences of a given set of characters?
16 Answers
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Why does typeof NaN return 'number'?
Just out of curiosity.
21 Answers
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Which is more efficient: Multiple MySQL tables or one large table?
I store various user details in my MySQL database. Originally it was set up in various tables meaning data is linked with UserIds and outputting via sometimes complicated calls to display and manipulate the data as required. Setting up a new system, it almost makes sense to combine all of these tabl...
How does functools partial do what it does?
...unction (a callable, to be precise) that behaves like sum2, but has one positional argument less. That missing argument is always substituted by 4, so that partial(sum2, 4)(2) == sum2(4, 2)
As for why it's needed, there's a variety of cases. Just for one, suppose you have to pass a function somewhe...
The name 'ConfigurationManager' does not exist in the current context
...+ C#. I have added System.Configuration to reference and also mentioned with using. But still it wouldn't accept the assembly.
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System.IO.Packaging
...ve my project set to .NET Framework 4.0. When I add System.IO.Packaging , it says that it doesn't exist. It also doesn't show up when I try to add it as a reference to the project.
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