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When should I release objects in -(void)viewDidUnload rather than in -dealloc?
...ld have been set through IBOutlets when loading from a nib, or programmatically inside -loadView, for instance.
The additional ownership of subviews by the UIViewController means that even when its view is removed from the view hierarchy and released to save memory, through which the subviews are a...
Compiling Java 7 code via Maven
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Check the mvn script in your maven installation to see how it's building the command. Perhaps you or someone else has hard-coded a JAVA_HOME in there and forgotten about it.
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Check if a folder exist in a directory and create them using C#
...er named MP_Upload , and if it does not exist, create the folder automatically?
7 Answers
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IntelliJ shortcut to show a popup of methods in a class that can be searched
... ideas ?
– Ashkan Kh. Nazary
Aug 3 '11 at 8:01
3
Go To | Symbol... is most likely what you are lo...
“Too many values to unpack” Exception
...nATupleWithThreeValues()
print a
print b
raises
Traceback (most recent call last):
File "c.py", line 3, in ?
a,b = returnATupleWithThreeValues()
ValueError: too many values to unpack
Now, the reason why this happens in your case, I don't know, but maybe this answer will point you in the r...
Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...！
示例一
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function newCounter()
local i = 0
return function() -- anonymous function
i = i + 1
return i
end
end
c1 = newCounter()
print(c1()) --> 1
print(c1()) --> 2
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Django in / not in query
...e(); Tbl2.objects.filter(id__in=IDs') This did not work because IDs is actually a QuerySet object. When I deleted the rows it originated from, it no longer worked with other queries. The solution is Tbl2.objects.filter(id__in=list(IDs)) -- turn it into a list
– Dakusan
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How can I get Eclipse to show .* files?
... it somehow possible to only include the file named .gitignore but exclude all other files starting with .?
– Edward
Jan 8 '15 at 12:08
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What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__?
... = "function-name";
appeared, where function-name is the name of the lexically-enclosing function. This name is the unadorned name of the function.
Note that it is not a macro and it has no special meaning during preprocessing.
__func__ was added to C++ in C++11, where it is specified as containi...
How do I check if a string is valid JSON in Python?
...SON.
In general, the "Pythonic" philosophy for this kind of situation is called EAFP, for Easier to Ask for Forgiveness than Permission.
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