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Readonly Properties in Objective-C?

...ing"; // Notice the underscore prefix of var name. That’s it, that’s all you need. No muss, no fuss. Details As of Xcode 4.4 and LLVM Compiler 4.0 (New Features in Xcode 4.4), you need not mess with the chores discussed in the other answers: The synthesize keyword Declaring a variable Re-...
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What is the iBeacon Bluetooth Profile

...oth GATT APIs? I couldn't find the option. You can define custom UUIDs for Services and Characteristics but not for the advertisement. – miguel Nov 26 '13 at 4:04 1 ...
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How can javascript upload a blob?

... To do basically $('input[type=file]').value=blob – William Entriken Aug 9 '13 at 21:36 14 ...
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Pass Additional ViewData to a Strongly-Typed Partial View

...lso like to provide it with some additional ViewData which I create dynamically in the containing page. How can I pass both my strongly typed object and my custom ViewData to the partial view with the RenderPartial call? ...
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Generate random numbers using C++11 random library

... functions and why not to use rand(). In it, he included a slide that basically solves your question. I've copied the code from that slide below. You can see his full talk here: http://channel9.msdn.com/Events/GoingNative/2013/rand-Considered-Harmful #include <random> #include <iostream&g...
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Could not reserve enough space for object heap

... Anyone found a solution that actually work 100% of the time? This solution solves the problem temporarily but then suddenly it comes back. I've got 16GB ram and I'm tired of this sh*t. Everything was better in the old days :[ – Nilzor ...
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How would I create a UIAlertView in Swift?

... the handler might need to pass the chosen title off to some other method call – Honey Nov 30 '16 at 17:27 ...
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Convert hex string to int in Python

... 16) With the 0x prefix, Python can distinguish hex and decimal automatically. >>> print int("0xdeadbeef", 0) 3735928559 >>> print int("10", 0) 10 (You must specify 0 as the base in order to invoke this prefix-guessing behavior; omitting the second parameter means to assume ba...
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What is the advantage of using Restangular over ngResource?

...remove some fields from the object before making the Request. Most REST webservices i am currently working with don't expect the id in the object data in a PUT request for example, just in the url. Generally they don't expect extra data fields that can not be updated by PUT (like the id, or a slug w...
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Why use apparently meaningless do-while and if-else statements in macros?

...into if (corge) f(corge); g(corge); else gralt(); which is syntactically incorrect, as the else is no longer associated with the if. It doesn't help to wrap things in curly braces within the macro, because a semicolon after the braces is syntactically incorrect. if (corge) {f(corge); g(co...