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Why is Multiple Inheritance not allowed in Java or C#?

... classes from multiple frameworks that have identically-named methods deep down, quite unexpected synergies can occur) easy to mis-use not really that useful hard to implement, especially if you want it done correctly and efficiently Therefore, it can be considered a wise choice to not include Mul...
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How to parse JSON in Scala using standard Scala classes?

... I like @huynhjl's answer, it led me down the right path. However, it isn't great at handling error conditions. If the desired node does not exist, you get a cast exception. I've adapted this slightly to make use of Option to better handle this. class CC[T] { ...
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Hide options in a select list using jQuery

... getting options back won't be an issue as it's part of a dependent dropdown with ajax calls to the server to update the options each time the change. But is it a case of hide() not working in IE? – hitfactory Aug 13 '09 at 12:31 ...
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Load view from an external xib file in storyboard

...h some other minor changes. The question of which solution is better boils down to a matter of programmer style: whether one prefers object composition or multiple inheritance. Note: the class set on the view in the NIB file remains the same. The embeddable subclass is only used in the storyboard. ...
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Can I run HTML files directly from GitHub, instead of just viewing their source?

... It supports GitHub, Bitbucket, Gitlab and GitHub gists. GitHub Before: https://raw.githubusercontent.com/[user]/[repository]/[branch]/[filename.ext] In your case .html extension After: Development (throttled) https://raw.githack.com/[user]/[repository]/[branch]/[filename.ext] Production (CD...
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Purpose of Trigraph sequences in C++?

...is question (about the closely related digraphs) has the answer. It boils down to the fact that the ISO 646 character set doesn't have all the characters of the C syntax, so there are some systems with keyboards and displays that can't deal with the characters (though I imagine that these are quite...
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Good examples of Not a Functor/Functor/Applicative/Monad?

...basically numeric, enumerations, products, sums, or functions when you get down to it. You can see below pigworker and I disagreeing about whether Data.Void is a Monoid; instance Monoid Data.Void where mempty = undefined mappend _ _ = undefined mconcat _ = undefined Since _|_ is a le...
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Why are side-effects modeled as monads in Haskell?

... a different side effect (or possibly the same one - if the first was "shutdown computer" and the second was "write file", then the result of composing these is just "shutdown computer"). Ok, so what can we say about this operation? It's associative; that is, if we combine three side effects, it do...
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Why are Python's 'private' methods not actually private?

...print x.__dict__ {'_Bar__baz': 21, '_Foo__baz': 42} Of course, it breaks down if two different classes have the same name. share | improve this answer | follow ...
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How to smooth a curve in the right way?

... come to my attention that the cookbook example I linked to has been taken down. Fortunately, the Savitzky-Golay filter has been incorporated into the SciPy library, as pointed out by @dodohjk. To adapt the above code by using SciPy source, type: from scipy.signal import savgol_filter yhat = savgol...