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What are the most widely used C++ vector/matrix math/linear algebra libraries, and their cost and be

...s criteria, but if maturity were the only metric, I imagine you would have selected a BLAS or LAPACK based option. – Catskul Sep 9 '09 at 17:54 ...
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Best practices for reducing Garbage Collector activity in Javascript

...though it's requiring me to wait 24 hours before I award it (even though I selected 'reward existing answer'). Will be yours tomorrow... – UpTheCreek Sep 11 '13 at 10:18 ...
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What is the dependency inversion principle and why is it important?

...l never be able to deploy his application without the logging library John selected. If John follows the DIP, however, Sam is free to provide an adapter and use whatever logging library he chooses. The DIP isn't about convenience, but coupling. – Derek Greer ...
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How does the compilation/linking process work?

... is usually just declarations), doing replacement of macros (#define), and selecting different portions of text depending of #if, #ifdef and #ifndef directives. The preprocessor works on a stream of preprocessing tokens. Macro substitution is defined as replacing tokens with other tokens (the opera...
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Why is the gets function so dangerous that it should not be used?

...deal would have been to have a "string pointer" identify a byte that would select among a few different string/buffer/buffer-info formats, with one value of prefix byte indicating a struct that contained the prefix byte [plus padding], plus the buffer size, used size, and address of the actual text....
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What is “Argument-Dependent Lookup” (aka ADL, or “Koenig Lookup”)?

...eems a bit backwards. I would expect the problem do be when std::swap() is selected rather than the overload specific to the type, A::swap(). The example with std::swap(A::MyClass&, A::MyClass&) seems misleading. since std would never have a specific overload for a user type, I don't think i...
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public friend swap member function

...call: using std::swap; // allow use of std::swap... swap(x, y); // ...but select overloads, first // that is, if swap(x, y) finds a better match, via ADL, it // will use that instead; otherwise it falls back to std::swap What is a friend function? There is confusion around this area. Before C++...
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How to color System.out.println output? [duplicate]

...7 | white | | 39 | 49 | default | +~~~~~~+~~~~~~+~~~~~~~~~~~+ Select Graphic Rendition (SGR) SGR just allows you to change the text. Many of these do not work in certain terminals, so use these sparingly in production-level projects. However, they can be useful for making program outpu...
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How to design a multi-user ajax web application to be concurrently safe

...resolver JS, is allowed another attempt to change the value. Once the user selected a value he deems right, the process starts over from case 2 (or case 3 if someone else was faster, again) Some words on Performance & Scalability HTTP Polling vs. HTTP "pushing" Polling creates requests, one...
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OPTION (RECOMPILE) is Always Faster; Why?

...y estimates for applying both restrictions and a poor execution plan being selected. The fix in this case would be to create a statistics object linking the two columns, which is not an expensive operation. share | ...