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Understanding Python super() with __init__() methods [duplicate]
...ng to the base class explicitly, which can be nice. But the main advantage comes with multiple inheritance, where all sorts of fun stuff can happen. See the standard docs on super if you haven't already.
Note that the syntax changed in Python 3.0: you can just say super().__init__() instead of supe...
What is a callback function?
...r function, and
is invoked after the first function if that first function completes
A nice way of imagining how a callback function works is that it is a function that is "called at the back" of the function it is passed into.
Maybe a better name would be a "call after" function.
This construc...
What is the advantage of using REST instead of non-REST HTTP?
... easy to do more than one thing in one request or specify which parts of a compound object you want to get. This is especially important on mobile where round-trip-time can be significant and connections are unreliable. For example, suppose you are getting posts on a facebook timeline. The "pure" RE...
How to create module-wide variables in Python? [duplicate]
...nt to indicate that a variable should be considered private. stackoverflow.com/questions/6930144/…
– H.Rabiee
Jul 30 '17 at 11:45
...
How to resize superview to fit all subviews with autolayout?
... use is UIView systemLayoutSizeFittingSize:, passing either UILayoutFittingCompressedSize or UILayoutFittingExpandedSize.
For a normal UIView using autolayout this should just work as long as your constraints are correct. If you want to use it on a UITableViewCell (to determine row height for exam...
How dangerous is it to access an array out of bounds?
...his:
Possible undefined behavior ranges from ignoring the situation
completely with unpredictable results, to behaving during translation
or program execution in a documented manner characteristic of the
environment (with or without the issuance of a diagnostic message), to
terminating ...
Understanding implicit in Scala
...led. If there is no implicit value of the right type in scope, it will not compile. Since the implicit value must resolve to a single value and to avoid clashes, it's a good idea to make the type specific to its purpose, e.g. don't require your methods to find an implicit Int!
example:
// probab...
How do you organize your version control repository?
...
If you follow my recommendations below (I have for years), you will be able to:
-- put each project anywhere in source control, as long as you preserve the structure from the project root directory on down
-- build each project anywhere on an...
How to set tbody height with overflow scroll
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