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Objective-C Static Class Level variables

... will be wondering, why should I overwrite the NSObject initialize method. Apple documentation about this method has the answer: "The runtime sends initialize to each class in a program exactly one time just before the class, or any class that inherits from it, is sent its first message from within ...
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How to add a button to a PreferenceScreen?

... return true; } }); This will appear like a normal Preference, with just a title and a summary, so it will look like it belongs. Edit: I changed to using @string/myCoolButton and getString(R.string.myCoolButton) because it's best to use resources for com...
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Is int[] a reference type or a value type?

...ways reference types which are allocated on the managed heap, and your app's variable contains a reference to the array and not the array itself. https://msdn.microsoft.com/en-us/library/bb985948.aspx share ...
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AngularJS sorting by property

...by native orderBy filter. Here is my orderObjectBy filter for AngularJS: app.filter('orderObjectBy', function(){ return function(input, attribute) { if (!angular.isObject(input)) return input; var array = []; for(var objectKey in input) { array.push(input[objectKey]); } ...
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Google Authenticator implementation in Python

...o use one-time passwords that can be generated using Google Authenticator application . 2 Answers ...
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Ruby on Rails: how to render a string as HTML?

...n, it is recommended to use sanitize instead of html_safe. Link What's happening is that, as a security measure, Rails is escaping your string for you because it might have malicious code embedded in it. But if you tell Rails that your string is html_safe, it'll pass it right through. @str = "&l...
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How do I improve ASP.NET MVC application performance?

How do you improve your ASP.NET MVC application performance? 19 Answers 19 ...
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library not found for -lPods

... I separated the app and the test targets in the Podfile by using target :App do … end target :AppTests do … end This resulted in two new products libPods-App.a and libPods-AppTests.a, respectively and they made the previous p...
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Returning value from Thread

...memory consistency guarantees of CountDownLatch. The value array creation happens-before uiThread start (program order rule) which synchronizes-with the assignment of 2 to value[0] (thread start) which happens-before latch.countDown() (program order rule) which happens-before latch.await() (guarante...
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How to use sessions in an ASP.NET MVC 4 application?

...o session variables (created only once) across different controllers in my application? – Thuto Paul Gaotingwe Jan 3 '13 at 12:44 32 ...