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Convert NSNumber to int in Objective-C

... Implicit conversion is now disallowed with ARC. – Alexander Nov 21 '17 at 12:52 ...
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switch / pattern matching idea

... I know it's an old topic, but in c# 7 you can do : switch(shape) { case Circle c: WriteLine($"circle with radius {c.Radius}"); break; case Rectangle s when (s.Length == s.Height): WriteLine($"{s...
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Dispelling the UIImage imageNamed: FUD

... iPad and retina images, you should certainly use ImageNamed in your code. Now, for posterity's sake: The sister thread on the Apple Dev Forums received some better traffic. Specifically Rincewind added some authority. There are issues in iPhone OS 2.x where the imageNamed: cache would not be clear...
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How to get terminal's Character Encoding

Now I change my gnome-terminal's character encoding to "GBK" (default it is UTF-8), but how can I get the value(character encoding) in my Linux? ...
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How do I check if a type is a subtype OR the type of an object?

... that Baseis (obviously) not a subclass of itself. Type.IsAssignableFrom Now, this will answer your particular question, but it will also give you false positives. As Eric Lippert has pointed out in the comments, while the method will indeed return True for the two above questions, it will also re...
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OOP vs Functional Programming vs Procedural [closed]

...shtables were left out! Modern languages like Python, PHP, Ruby, and Java now come with a far more decent standard library and have many good third party libraries you can easily use, thanks in great part to their adoption of namespaces to keep libraries from colliding with one another, and garbage...
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Output array to CSV in Ruby

...file using CSV.table, did some manipulations, got rid of some columns, and now I want to spool the resulting Array of Hashes out again as CSV (really tab-delimited). How to? gist.github.com/4647196 – tamouse Jan 27 '13 at 7:13 ...
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How to interpret API documentation function parameters?

...d I can't find it on Adobe's scripting page) there really is not a way to know which format the Adobe API is expecting. However, there should be an explanation at the top of most documentation explaining the conventions used within. So, this function could probably be used many ways : fillPath() //N...
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Libraries do not get added to APK anymore after upgrade to ADT 22

...ate Libraries' is not always checked. And the android-support-v4.jar is now in this 'Android Private Libraries' section. To fix this, go to 'Order and Export' and check 'Android Private Libraries'. Then refresh/clean/rebuild. After you done this 'fix' for a library project, you ...
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How to Diff between local uncommitted changes and origin

Let's say I cloned a repository and started modifying files. I know that if I have local uncommitted changes, I can do a diff as follows git diff test.txt and it will show me the difference between the current local HEAD and the modified, uncommitted changes in the file. If I commit those changes ...