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How to iterate a loop with index and element in Swift

...100, height: 100) button.addTarget(self, action: #selector(iterate(_:)), for: .touchUpInside) view.addSubview(button) } @objc func iterate(_ sender: UIButton) { let tuple = generator.next() print(String(describing: tuple)) } } PlaygroundPage.current.liv...
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How to empty/destroy a session in rails?

.../ActionController/Base.html#M000668 Resets the session by clearing out all the objects stored within and initializing a new session object. Good luck! share | improve this answer ...
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Returning a C string from a function

...F-8 is an example of an mbcs. For the sake of intro, I quietly 'skip over' all of this. Memory: This means that a string like "my string" actually uses 9+1 (=10!) bytes. This is important to know when you finally get around to allocating strings dynamically. So, without this 'terminating zero', y...
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if else in a list comprehension [duplicate]

...with a specific condition (name in this example) var_list = [v for v in tf.all_variables() if v.name == 'C:0'] – Charlie Parker Jul 25 '16 at 16:50 13 ...
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Is there a wikipedia API just for retrieve content summary?

...epresents a kind of gamification of the traditional Q&A site or forum. All user-generated content is licensed under a Creative Commons Attribute-ShareAlike license. Questions are closed in order to allow low quality questions to improve. Jeff Atwood stated in 2010 that duplicate questions are no...
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How do I restore a dump file from mysqldump?

... is (you may have to look around a bit for it, it'll depend on how you installed mysql, i.e. standalone or as part of a package like WAMP). Once you're in that directory, you should be able to just type the command as I have it above. ...
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How to use the 'main' parameter in package.json?

...t to your program. That is, if your package is named foo, and a user installs it, and then does require("foo"), then your main module's exports object will be returned. This should be a module ID relative to the root of your package folder. For most modules, it makes the most sense...
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How do I check two or more conditions in one ?

...answered Dec 2 '11 at 11:44 olly_ukolly_uk 10.2k33 gold badges3737 silver badges4545 bronze badges ...
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Getting multiple keys of specified value of a generic Dictionary?

...e, perhaps maintain two dictionary mapping key->value and value->List_of_keys. If you do the latter you will trade storage for look up speed. It wouldn't take much to turn @Cybis example into such a data structure. s...
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How to use mod operator in bash?

... answered Mar 31 '14 at 4:06 h__h__ 81588 silver badges1818 bronze badges ...