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How do I declare class-level properties in Objective-C?

...mething that's equivalent to a static variable? E.g. only one instance for all types of Foo? To declare class functions in Objective-C you use the + prefix instead of - so your implementation would look something like: // Foo.h @interface Foo { } + (NSDictionary *)dictionary; // Foo.m + (NSDicti...
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Get an OutputStream into a String

... I would use a ByteArrayOutputStream. And on finish you can call: new String( baos.toByteArray(), codepage ); or better: baos.toString( codepage ); For the String constructor, the codepage can be a String or an instance of java.nio.charset.Charset. A possible value is java.nio.ch...
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How can I produce an effect similar to the iOS 7 blur view?

...backgroundColor = [UIColor clearColor]; UIToolbar* bgToolbar = [[UIToolbar alloc] initWithFrame:myView.frame]; bgToolbar.barStyle = UIBarStyleDefault; [myView.superview insertSubview:bgToolbar belowSubview:myView]; share ...
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How do I create an immutable Class?

I am working on creating an immutable class. I have marked all the properties as read-only. 6 Answers ...
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Max or Default?

...wiggering the spacklerorke, and riding the flying unicorn to Neverland are all meaningless, impossible, undefined. Now, what is it that you actually want to do? share | improve this answer ...
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Prevent “overscrolling” of web page

... Then, how can you get the scrollTop value that you'd usually get with $(window).scrollTop ? – Guig Apr 20 '16 at 19:37 1 ...
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Selecting a row of pandas series/dataframe by integer index

... edited Jun 5 '18 at 12:40 marc_aragones 3,37644 gold badges2323 silver badges3333 bronze badges answered Apr 19 '13 at 12:20 ...
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Multiprocessing vs Threading Python [duplicate]

... There is actually a good deal of difference: eli.thegreenplace.net/2012/01/16/… – Andrew Sledge May 29 '13 at 11:36 ...
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How do you UrlEncode without using System.Web?

I am trying to write a windows client application that calls a web site for data. To keep the install to a minimum I am trying only use dlls in the .NET Framework Client Profile . Trouble is that I need to UrlEncode some parameters, is there an easy way to do this without importing System.Web.dll w...
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Any way to properly pretty-print ordered dictionaries?

...well if you don't care about the order of the keys. Personally, I wish the __repr__ for OrderedDict would produce output like this but preserve the order of the keys. – ws_e_c421 Sep 24 '15 at 15:54 ...