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Why can't I initialize non-const static member or static array in class?

...e symbol if it is used in the translation unit and ensures the linker only selects and leaves one copy if it's defined in multiple translation units due to it being in a comdat group. const at file scope makes the compiler never emit a symbol because it's always substituted immediately in the code u...
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std::function vs template

... in cases with binding, there's a chunk of code which does the adaptation, selected by a code ptr in the function obj, and which picks up data (bound parms) from the function obj (d) the 'bound' function may be inlined into that adaptor, if the compiler can see it. – greggo ...
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How well is Unicode supported in C++11?

...port is quite good, though: it supports detecting endianess from a BOM, or selecting it explicitly in code. It also supports producing output with and without a BOM. There are some more interesting conversion possibilities absent. There is no way to deserialize from an UTF-16 byte stream or string ...
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Best explanation for languages without null

...ilable: isShut==false && isLocked==true. Because the types I have selected as my representation admit this state, I must expend mental effort to ensure that the class never gets into this state (perhaps by explicitly coding an invariant). In contrast, if I were using a language with algebr...
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WebSockets protocol vs HTTP

...a preconceived notion about WebSockets vs HTTP particularly since he never selected an answer nor awarded the bounty. – kanaka Feb 15 '13 at 13:06 9 ...
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Big O, how do you calculate/approximate it?

...n't a moron, its average case complexity is O(n log n) and it uses a pivot selection strategy that reduces the odds of hitting the O(n²) case). And both bsearch and qsort can be worse if the comparator function is pathological. – ShadowRanger Mar 21 '19 at 14:...
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Flags to enable thorough and verbose g++ warnings

... when you enable a flag that enables multiple warnings, but you want to be selective about it. – Tamás Szelei Mar 25 '12 at 22:26 1 ...
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Do sessions really violate RESTfulness?

...H, is able to create their own transitions at any time (e.g., enter a URL, select a bookmark, open an editor, etc.)." Going to the issue of authentication, whether it is accomplished through cookies or headers, as long as the information isn't part of the URI and POST payload, it really has nothi...
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What does “dereferencing” a pointer mean?

...he pointer may be relative to some specific memory area, which the CPU may select based on CPU "segment" registers or some manner of segment id encoded in the bit-pattern, and/or looking in different places depending on the machine code instructions using the address. For example, an int* properly ...
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How do you parse and process HTML/XML in PHP?

...set to convert XML to an object that can be processed with normal property selectors and array iterators. SimpleXML is an option when you know the HTML is valid XHTML. If you need to parse broken HTML, don't even consider SimpleXml because it will choke. A basic usage example can be found at A s...