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final keyword in method parameters [duplicate]
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Java always makes a copy of parameters before sending them to methods. This means the final doesn't mean any difference for the calling code. This only means that inside the method the variables can not be reassigned. (note that if you have a final object, you can st...
Action bar navigation modes are deprecated in Android L
Taking a look at the API diff report for the Android "L" preview, I see that all methods related to navigation modes in the ActionBar class (such as setNavigationMode() , addTab() , selectTab() , &c). are now deprecated.
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When should Flask.g be used?
...things like creating DB connections are tasks which setup the environment for the request, and should not be handled inside before_request and after_request)
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What is the purpose of the -m switch?
...witch -m to allow modules to be located using the Python module namespace for execution as scripts. The motivating examples were standard library modules such as pdb and profile, and the Python 2.4 implementation is fine for this limited purpose.
So you can specify any module in Python's search pa...
Android: How to stretch an image to the screen width while maintaining aspect ratio?
...hich is always roughly square) and display it so that it fills the screen horizontally, and stretches vertically to maintain the aspect ratio of the image, on any screen size. Here is my (non-working) code. It stretches the image horizontally, but not vertically, so it is squashed...
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Why does multiprocessing use only a single core after I import numpy?
I am not sure whether this counts more as an OS issue, but I thought I would ask here in case anyone has some insight from the Python end of things.
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Preloading images with jQuery
I'm looking for a quick and easy way to preload images with JavaScript. I'm using jQuery if that's important.
20 Answers
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Java: is there a map function?
... java 6.
Guava has a Function interface though and the
Collections2.transform(Collection<E>, Function<E,E2>)
method provides the functionality you require.
Example:
// example, converts a collection of integers to their
// hexadecimal string representations
final Collection<Integer...
Is there any way to enforce typing on NSArray, NSMutableArray, etc.?
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You could make a category with an -addSomeClass: method to allow compile-time static type checking (so the compiler could let you know if you try to add an object it knows is a different class through that method), but there's no real way to enfor...
comparing 2 strings alphabetically for sorting purposes
I'm trying to compare 2 strings alphabetically for sorting purposes. For example I want to have a boolean check like if('aaaa' < 'ab') . I tried it, but it's not giving me correct results, so I guess that's not the right syntax. How do I do this in jquery or Javascript?
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