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“ImportError: No module named” when trying to run Python script
... ways in which the command line IPython interpreter uses your current path vs. the way a separate process does (be it an IPython notebook, external process, etc). IPython will look for modules to import that are not only found in your sys.path, but also on your current working directory. When starti...
How to create a fixed-size array of objects
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Swift 4
You can somewhat think about it as array of object vs. array of references.
[SKSpriteNode] must contain actual objects
[SKSpriteNode?] can contain either references to objects, or nil
Examples
Creating an array with 64 default SKSpriteNode:
var sprites = [SKSpriteNode]...
Autoresizing issue of UICollectionViewCell contentView's frame in Storyboard prototype cell (Xcode 6
... to say it is now confirmed behavior differences between building in iOS 8 vs iOS 7, but not a bug. My hack fixed the issue because building on iOS 7 added the autoresizing mask to the content view needed to make this work, which Apple no longer adds.
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What is the difference between static func and class func in Swift?
... as main difference in another answer: dynamic dispatch of class functions vs. static binding of static ones.
– Jean-Philippe Pellet
Jun 14 '16 at 7:06
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How do I use method overloading in Python?
...at they can do.
You not only can't write a separate one to handle a tuple vs. a list, but also don't want or need to.
All you do is take advantage of the fact that they are both, for example, iterable (i.e. you can write for element in container:). (The fact that they aren't directly related by in...
Python `if x is not None` or `if not x is None`?
...s not" is less ambiguous in this context "if a is not None and b is None:" vs "if not a is None and b is None:"
– Gordon Wrigley
Apr 28 '11 at 1:19
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How do I write unit tests in PHP? [closed]
...y - i use phpunit.
This 1st answer here sums it up nicely (it's not unit vs doctest ).
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ITunes review URL and iOS 7 (ask user to rate our app) AppStore show a blank page
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Regarding http: vs itms-apps: I was able to link directly to the reviews tab with itms-apps and not with http on iOS 7.1.1.
– zekel
Jul 4 '14 at 20:19
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How to get an enum value from a string value in Java?
...ow a NPE. If the caller knows how to handle the situation then doing an if vs. try-catch may look a bit more elegant, BUT if he can't handle he has to pass null again and the caller of the caller again has to check against NULL, etc. etc.
– raudi
Feb 2 '12 at 7...
Check if all elements in a list are identical
...G, this is 6 times faster than the set solution! (280 million elements/sec vs 45 million elements/sec on my laptop). Why??? And is there any way to modify it so that it short circuits (I guess not...)
– max
Oct 2 '10 at 9:18
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