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Scala type programming resources
...Turing complete . What resources are available that enable a newcomer to take advantage of the power of type-level programming?
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Stacking DIVs on top of each other?
Is it possible to stack up multiple DIVs like:
9 Answers
9
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How to convert a string or integer to binary in Ruby?
... answered Feb 26 '10 at 8:52
Mike WoodhouseMike Woodhouse
47.6k1212 gold badges8585 silver badges123123 bronze badges
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How does this CSS produce a circle?
...two questions:
Where do width and height actually apply?
Let's have a look at the areas of a typical box (source):
The height and width apply only on content, if the correct box model is being used (no quirks mode, no old Internet Explorer).
Where does border-radius apply?
The border-radius ...
How to get xdebug var_dump to show full object/array
... don't want to modify php.ini and restart your web server but need to quickly inspect something more deeply.
ini_set('xdebug.var_display_max_depth', '10');
ini_set('xdebug.var_display_max_children', '256');
ini_set('xdebug.var_display_max_data', '1024');
Xdebug settings are explained in the offi...
How to check if a view controller is presented modally or pushed on a navigation stack?
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Take with a grain of salt, didn't test.
- (BOOL)isModal {
if([self presentingViewController])
return YES;
if([[[self navigationController] presentingViewController] presentedViewController] == [self navigati...
ListView inside ScrollView is not scrolling on Android
...hich have one ListView each. When the EditText views are focused, the soft keyboard comes up and as I have a ScrollView, the content is scrollable. But the problem comes when there are more items in ListViews (ones in tabs), I am not able to scroll the ListView, even if there are more items.
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How to convert NSDate into unix timestamp iphone sdk?
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I believe this is the NSDate's selector you're looking for:
- (NSTimeInterval)timeIntervalSince1970
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Index all *except* one item in python
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For a list, you could use a list comp. For example, to make b a copy of a without the 3rd element:
a = range(10)[::-1] # [9, 8, 7, 6, 5, 4, 3, 2, 1, 0]
b = [x for i,x in enumerate(a) if i!=3] # [9, 8, 7, 5, 4, 3, 2, 1, 0]
This is very general, and can be ...
vs in Generics
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The out keyword in generics is used to denote that the type T in the interface is covariant. See Covariance and contravariance for details.
The classic example is IEnumerable<out T>. Since IEnumerable<out T> is covari...