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Non-type template parameters

... In C++20 this is now allowed provided that the type has strong structured equality, is a literal, no mutable/volatile subobjects and where the spaceship operator is public. – Rakete1111 Sep 12 '18 at 13:...
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ViewController respondsToSelector: message sent to deallocated instance (CRASH)

...o show object that was called after it was deallocated. You should see now every call that has changed retain count of this object. This could be because sending directly retain/release messages as well as draining autorelease pools or inserting into NSArrays. RefCt column shows retainCount aft...
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Django Rest Framework: Dynamically return subset of fields

...rializer(QueryFieldsMixin, ModelSerializer): ... Then the fields can now be specified (client-side) by using query arguments: GET /identities/?fields=id,data Exclusion filtering is also possible, e.g. to return every field except id: GET /identities/?fields!=id disclaimer: I'm the autho...
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Should I put input elements inside a label element?

... contained within a label element that contains the label text." I don't know if that was added in the years since @Sorcy commented, but the input-in-label scenario is considered valid now. – Alex Weitzer Aug 14 '14 at 21:29 ...
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Unique (non-repeating) random numbers in O(1)?

...er at the position r with the number at position max and return the number now at position max. Decrement max by 1 and continue. When max is 0, set max back to the size of the array - 1 and start again without the need to reinitialize the array. Update: Although I came up with this method on my o...
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Regular vs Context Free Grammars

...copies of y.) You basically have one "nonterminal" that can be expanded. Now, what about context-free languages? There's an analogous pumping lemma for context-free languages that breaks the strings in the language into five parts, uvxyz, and where all instances of the language are in uvixyiz, fo...
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Why are C# 4 optional parameters defined on interface not enforced on implementing class?

...ace method, and make the parameter optional as well? Suppose we did that. Now suppose the developer did not have the source code for the implementation: // in metadata: public class B { public void TestMethod(bool b) {} } // in source code interface MyInterface { void TestMethod(...
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is it possible to evenly distribute buttons across the width of an android linearlayout

... that's sweeet!! I never heard of Space until just now – Someone Somewhere Dec 5 '17 at 23:39 add a comment  |  ...
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Rebase a single Git commit

...the new location. I suppose rebase would have taken care of that, but by now I've pushed upstream so I can't test that. In any case, beware if you have a similar situation. – waldyrious Dec 18 '15 at 10:49 ...
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Heroku/devise - Missing host to link to! Please provide :host parameter or set default_url_options[:

... now the sendgrid command is heroku addons:add sendgrid:starter (view usage details at devcenter.heroku.com/articles/sendgrid) – Danny Oct 27 '11 at 14:33 ...