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Swift: Testing optionals for nil
I'm using Xcode 6 Beta 4. I have this weird situation where I cannot figure out how to appropriately test for optionals.
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How to get an enum which is created in attrs.xml in code
I created a custom View (find it here ) with an declare-styleable attribute of type enum. In xml I can now choose one of the enum entries for my custom attribute. Now I want to create an method to set this value programmatically, but I can not access the enum.
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Resource interpreted as stylesheet but transferred with MIME type text/html (seems not related with
...d responses consist of a bunch of headers and a (sometimes optional) body with some content in it.
If there is a body, then one of the headers is the Content-Type which describes what the body is (is it an HTML document? An image? The contents of a form submission? etc).
When you ask for your styl...
C++: How to round a double to an int? [duplicate]
I have a double (call it x), meant to be 55 but in actuality stored as 54.999999999999943157 which I just realised.
5 Answe...
UIPopovercontroller dealloc reached while popover is still visible
... Here I got a simple code that should present a UIImagePickerController within a UIPopoverController :
3 Answers
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Does it make sense to use “as” instead of a cast even if there is no null check? [closed]
...en you are sure of the type. Besides generating a more sensible exception, it also fails fast. If you're wrong about your assumption about the type, your program will fail immediately and you'll be able to see the cause of failure immediately rather than waiting for a NullReferenceException or Argum...
How do I generate random number for each row in a TSQL Select?
..., the following code generates a random number between 0 and 13 inclusive with a uniform distribution:
ABS(CHECKSUM(NewId())) % 14
To change your range, just change the number at the end of the expression. Be extra careful if you need a range that includes both positive and negative numbers. If y...
Does IMDB provide an API? [closed]
I recently found a movie organizer application which fetches its data from the IMDB database .
19 Answers
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Difference between “@id/” and “@+id/” in Android
...refer to Android resources , which are already defined in Android system, with @android:id/.. while to access resources that you have defined/created in your project, you use @id/..
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As per your clarifications in the chat, you said you have a problem like this :
If we use android:id="...
Google Chrome form autofill and its yellow background
I have design problem with Google Chrome and its form autofill function.
If Chrome remembers some login/password it changes a background color to a yellow one.
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