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UICollectionView spacing margins

... contains a bunch of useful answers, I want to add a modern Swift version, based on William Hu's answer. It also improves two things: The spacing between different lines will now always match the spacing between items in the same line. By setting a minimum width, the code automatically calculates ...
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Caveats of select/poll vs. epoll reactors in Twisted

Everything I've read and experienced ( Tornado based apps ) leads me to believe that ePoll is a natural replacement for Select and Poll based networking, especially with Twisted. Which makes me paranoid, its pretty rare for a better technique or methodology not to come with a price. ...
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file_get_contents(“php://input”) or $HTTP_RAW_POST_DATA, which one is better to get the body of JSON

file_get_contents("php://input") or $HTTP_RAW_POST_DATA - which one is better to get the body of JSON request? 6 Answers...
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Doctrine and composite unique keys

... notes here: Column "name" is omitted since Doctrine is able to guess it based on the property name Since videoDimension and videoBitrate are both parts of the PK - there is no need to specify nullable = false If required - the Composite PK may be composed of foreign keys, so feel free to add some...
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How to set -source 1.7 in Android Studio and Gradle

... } compileOptions { sourceCompatibility JavaVersion.VERSION_1_7 targetCompatibility JavaVersion.VERSION_1_7 } } Gradle 1.7+, Android gradle plugin 0.6.+ are required. Note, that only try with resources require minSdkVersion 19. Other features works on previous platform...
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How to unit test a Node.js module that requires other modules and how to mock the global require fun

...ll of your code is going to get the same object back when you require('some_module'), because all of your code shares the same node_modules dir. Second, the article is conflating namespace with singletons, which is sort of orthogonal. Third, that article is pretty darn old (as far as node.js is co...
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NSAttributedString add text alignment

...alignment; CTParagraphStyleSetting settings[1] = {alignmentSetting}; size_t settingsCount = 1; CTParagraphStyleRef paragraphRef = CTParagraphStyleCreate(settings, settingsCount); NSDictionary *attributes = @{(__bridge id)kCTParagraphStyleAttributeName : (__bridge id)paragraphRef}; NSAttributedStri...
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How Drupal works? [closed]

...hase populates Drupal’s internal configuration array and establishes the base URL ($base_url) of the site. The settings.php file is parsed via include_once(), and any variable or string overrides established there are applied. See the “Variable Overrides” and “String Overrides” sections of...
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Recent file history in Vim?

... :e #<1 opens last file, see :h c_#<. – Hotschke Dec 15 '15 at 16:42 ...
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How do you find the current user in a Windows environment?

...answered Oct 22 '09 at 13:41 the_mandrillthe_mandrill 26.4k44 gold badges5555 silver badges8989 bronze badges ...