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How do I create directory if none exists using File class in Ruby?

...added a core-only solution to my answer: Be aware, however, that it essentially reimplements FileUtils.mkdir_p (which is the method dedicated to your use case) – Eureka Sep 27 '12 at 9:12 ...
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What is 'Currying'?

...like the add(3, 4) statement. The second statement defines a new function called add3 that will add 3 to its argument. This is what some people may call a closure. The third statement uses the add3 operation to add 3 to 4, again producing 7 as a result. ...
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Using comparison operators in Scala's pattern matching system

...t; println("less than ten") } Edit: Note that this is more than superficially different to putting an if after the =>, because a pattern won't match if the guard is not true. share | improve th...
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Enable Vim Syntax Highlighting By Default

...your $HOME as .vimrc. It switches on a lot of basic stuff for you automatically (syntax, search highlighting, backup etc). You can then tweak it based on your needs. – oyenamit Jun 30 '12 at 14:51 ...
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Calling a function within a Class method?

...c function newTest(){ $this->bigTest(); $this->smallTest(); } private function bigTest(){ //Big Test Here } private function smallTest(){ //Small Test Here } public function scoreTest(){ //Scoring code here; ...
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How can I remove all my changes in my SVN working directory?

...ctory, and it shows in svn status . But is there any way for me to remove all my changes in there and just get everything from the trunk using the command line? ...
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What is a “context bound” in Scala?

... Iterable[T]) = xs zip ys map { t => implicitly[Numeric[T]].times(t._1, t._2) } or def **[T : Numeric](xs: Iterable[T], ys: Iterable[T]) = xs zip ys map { t => context[T]().times(t._1, t._2) } share ...
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苹果全球开发者大会:无硬件 iOS 9等三大系统更新 - 资讯 - 清泛网 - 专注C...

...S 9还将提供更深层面的信息搜索,苹果甚至提供了搜索的API接口,这样用户可以搜索到APP内部的信息等更多内容。 在日常使用方面iOS 9将提供更为智能的体验,当你早上拿起iPhone的第一时间,它会自动根据你的日常使用习惯建...
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64-bit version of Boost for 64-bit windows

...icrosoft SDK Command prompt and use "setenv /Release /x64" which redefines all the paths. – Budric Dec 13 '11 at 16:59 2 ...
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Check whether a request is GET or POST [duplicate]

... Better use $_SERVER['REQUEST_METHOD']: if ($_SERVER['REQUEST_METHOD'] === 'POST') { // … } share | improve this answer ...