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Are there strongly-typed collections in Objective-C?
...ion of type 'NSString *'
And in Swift code, they will produce a compiler error:
var str: String = arr[0]
var num: Int = arr[0] //Error 'String' is not convertible to 'Int'
Lightweight Generics are intended to be used with NSArray, NSDictionary and NSSet, but you can also add them to your own cl...
Return all enumerables with yield return at once; without looping through
I have the following function to get validation errors for a card. My question relates to dealing with GetErrors. Both methods have the same return type IEnumerable<ErrorInfo> .
...
How to set the prototype of a JavaScript object that has already been instantiated?
...ng a prototype with inadequate methods for the given object are programmer errors, not language faults and should not be a factor, and besides they can happen with Object.create just as well as with freely settable __proto__.
– user2451227
Jul 22 '14 at 11:44
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UITableViewHeaderFooterView: Unable to change background color
...
sashsash
7,20533 gold badges4949 silver badges6060 bronze badges
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Determine the type of an object?
...icult to read. try... except is a good solution when you want to deal with errors, but not when deciding on behavior based on type.
– Rens van der Heijden
Mar 12 '16 at 12:02
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How to do URL decoding in Java?
... character encoding,this makes a great article too balusc.blogspot.in/2009/05/unicode-how-to-get-characters-right.html
– crackerplace
Jul 16 '14 at 20:32
...
Redirect stdout to a file in Python?
..., lambda: file_or_fd)()
if not isinstance(fd, int):
raise ValueError("Expected a file (`.fileno()`) or a file descriptor")
return fd
@contextmanager
def stdout_redirected(to=os.devnull, stdout=None):
if stdout is None:
stdout = sys.stdout
stdout_fd = fileno(stdout)
...
Sleep until a specific time/date
...les.
– SpoonMeiser
Mar 14 '09 at 15:05
Good suggestion; I'll modify mine to make that clearer so that people don't get...
Converting Integer to String with comma for thousands
I want to convert an Integer 35634646 to have the thousand "," so it should be 35,634,646.
13 Answers
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Python extending with - using super() Python 3 vs Python 2
...er didn't clarify anything for me. In Python 2, super(__class__) gives NameError: global name '__class__' is not defined, and super(self.__class__) is erroneous as well. You must provide an instance as a second argument, which would suggest you need to do super(self.__class__, self), but that is wro...