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Multi-Line Comments in Ruby?

.....is kinda ugly and creates a String instance, but I know one guy with a Smalltalk background, who does this." puts "Hello world!" ## # most # people # do # this __END__ But all forgot there is another option. Only at the end of a file, of course. This is how it looks (via screenshot) - othe...
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Execute code when Django starts ONCE only?

... entirely a separate problem. The idea of special one-time startup before all management commands is hard to understand. You'll have to provide something specific. Perhaps in another question. – S.Lott Feb 13 '12 at 12:49 ...
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Returning binary file from controller in ASP.NET Web API

...rn result; } A few things to note about the stream used: You must not call stream.Dispose(), since Web API still needs to be able to access it when it processes the controller method's result to send data back to the client. Therefore, do not use a using (var stream = …) block. Web API will di...
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How can I create an error 404 in PHP?

My .htaccess redirects all requests to /word_here to /page.php?name=word_here . The PHP script then checks if the requested page is in its array of pages. ...
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Blocks on Swift (animateWithDuration:animations:completion:)

... dat completion block syntax :( – Chris Allinson Sep 25 '16 at 0:19 add a comment  |  ...
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What's the need of array with zero elements?

... This is a way to have variable sizes of data, without having to call malloc (kmalloc in this case) twice. You would use it like this: struct bts_action *var = kmalloc(sizeof(*var) + extra, GFP_KERNEL); This used to be not standard and was considered a hack (as Aniket said), but it was s...
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Rename a dictionary key

... this question seems to be asking, is impractical because dict keys are usually immutable objects such as numbers, strings or tuples. Instead of trying to modify the key, reassigning the value to a new key and removing the old key is how you can achieve the "rename" in python. ...
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Close iOS Keyboard by touching anywhere using Swift

I have been looking all over for this but I can't seem to find it. I know how to dismiss the keyboard using Objective-C but I have no idea how to do that using Swift ? Does anyone know? ...
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Does JavaScript have a method like “range()” to generate a range within the supplied bounds?

... @rodfersou FYI: your example is wrong. stop is not actually the stop / end position but count / distance. (no offense, just to make people aware of the typo) – F Lekschas Jul 26 '18 at 2:45 ...
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Equivalent C++ to Python generator pattern

...to signal termination In your trivial example, it's easy enough. Conceptually: struct State { unsigned i, j; }; State make(); void next(State&); bool isDone(State const&); Of course, we wrap this as a proper class: class PairSequence: // (implicit aliases) public std::iterat...