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Any reason why scala does not explicitly support dependent types?

...here are path dependent types and I think it is possible to express almost all the features of such languages as Epigram or Agda in Scala, but I'm wondering why Scala does not support this more explicitly like it does very nicely in other areas (say, DSLs) ? Anything I'm missing like "it is not ne...
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In Swift how to call method with parameters on GCD main thread?

...() + 0.1) { // your code here } Older versions of Swift used: dispatch_async(dispatch_get_main_queue(), { let delegateObj = UIApplication.sharedApplication().delegate as YourAppDelegateClass delegateObj.addUIImage("yourstring") }) ...
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Is it possible to use Java 8 for Android development?

... java 8 Android supports all Java 7 language features and a subset of Java 8 language features that vary by platform version. To check which features of java 8 are supported Use Java 8 language features We've decided to add support for Java 8 ...
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How can I show hidden files (starting with period) in NERDTree?

...reeShowHidden=1 For more detail, access the NERDTree help file :help NERD_tree.txt and search for "hidden". share | improve this answer | follow | ...
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Create a branch in Git from another branch

... newbies, this is what a --no-ff merge looks like – A__ Oct 6 '18 at 23:01  |  show 10 more comments ...
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Why is the String class declared final in Java?

... have two strings that look alike when "seen as Strings", but that are actually different. share | improve this answer | follow | ...
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How can I use a search engine to search for special characters? [closed]

...ace before it, in which case it is a negative sign.) The underscore symbol _ is not ignored when it connects two words, e.g. [ quick_sort ]. As such, it is not well suited for these types of searchs. Google Code however does have syntax for searching through their code projects, that includes a ro...
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A monad is just a monoid in the category of endofunctors, what's the problem?

...lete and Mostly Wrong History of Programming Languages, in which he fictionally attributes it to Philip Wadler. The original quote is from Saunders Mac Lane in Categories for the Working Mathematician, one of the foundational texts of Category Theory. Here it is in context, which is probably the bes...
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Adding the “Clear” Button to an iPhone UITextField

... func clear_btn(box_is : UITextField){ box_is.clearButtonMode = .always if let clearButton = box_is.value(forKey: "_clearButton") as? UIButton { let templateImage = clearButton.imageView?.image?.withRenderingMode(.alway...
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Split string, convert ToList() in one line

...ers .Split(',') .Where(x => int.TryParse(x, out _)) .Select(int.Parse) .ToList(); share | improve this answer | follow ...