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Immutable vs Mutable types
...lly, all variables are passed by reference in Python, but have a semantics more like pass by value in C. A counterexample to your analogy is if you do def f(my_list): my_list = [1, 2, 3]. With pass-by-reference in C, the value of the argument could change by calling that function. In Python, that fu...
Case insensitive comparison NSString
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An alternative if you want more control than just case insensitivity is:
[someString compare:otherString options:NSCaseInsensitiveSearch];
Numeric search and diacritical insensitivity are two handy options.
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How can I add remote repositories in Mercurial?
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Just to add even more about this: if you have both default-push and default in your config file, then the first will be used to push and the latter to pull. If you want to push and pull from the same remote repo (which you probably do if you'...
How to list out all the subviews in a uiviewcontroller in iOS?
...eveloper.apple.com/library/ios/#technotes/tn2239/_index.html
It outputs a more complete view hierarchy which you might find useful:
> po [_myToolbar recursiveDescription]
<UIToolbarButton: 0xd866040; frame = (152 0; 15 44); opaque = NO; layer = <CALayer: 0xd864230>>
| <UISwap...
Android Task Affinity Explanation
...of the same activity in random places, they are all one.
Slideshow with more explanation:
http://www.slideshare.net/RanNachmany/manipulating-android-tasks-and-back-stack
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C/C++ macro string concatenation
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It's more than a technicality - you can't concatenate L"a" and "b" to get L"ab", but you can concatenate L"a" and L"b" to get L"ab".
– MSalters
Mar 10 '11 at 8:59
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Pushing from local repository to GitHub hosted remote
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Quicksort: Choosing the pivot
...ance of comparisons, though; if your comparisons are costly, then Mo3 does more comparisons than choosing (a single pivot value) at random. Database records can be costly to compare.
Update: Pulling comments into answer.
mdkess asserted:
'Median of 3' is NOT first last middle. Choose three ...
How to sort a list of lists by a specific index of the inner list?
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Where does the .gitignore file belong?
....gitignore file for one entire repo. This makes managing the ignored files more effectively.
– Andy
Sep 28 '16 at 11:22
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