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What does T&& (double ampersand) mean in C++11?

...e in the draft C++11 standard, but are not true for the final one! Specifically, it says at various points that rvalue references can bind to lvalues, which was once true, but was changed.(e.g. int x; int &&rrx = x; no longer compiles in GCC) – drewbarbs Jul 13 '14 at 16:12 The biggest d...
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Dynamic Anonymous type in Razor causes RuntimeBinderException

... at the beginning of the referenced blog post – Simon_Weaver Feb 6 '13 at 11:54 @Simon_Weaver But the post update does...
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BeautifulSoup Grab Visible Webpage Text

Basically, I want to use BeautifulSoup to grab strictly the visible text on a webpage. For instance, this webpage is my test case. And I mainly want to just get the body text (article) and maybe even a few tab names here and there. I have tried the suggestion in this SO question that returns l...
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Where is git.exe located?

...a location like: C:\Users\<username>\AppData\Local\GitHub\PortableGit_<numbersandletters>\bin\git.exe That's the situation for me, in Windows 7 + version 1.0 of GitHub for Windows. In Windows 10 it appears to be in: C:\Users\<username>\AppData\Local\GitHub\PortableGit_<number...
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Use of alloc init instead of new

...swered Mar 6 '13 at 15:49 guitar_freakguitar_freak 4,19566 gold badges2727 silver badges4242 bronze badges ...
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How to prevent robots from automatically filling up a form?

... to come up with a good enough anti-spamming mechanism to prevent automatically generated input. I've read that techniques like captcha, 1+1=? stuff work well, but they also present an extra step impeding the free quick use of the application (I'm not looking for anything like that please). ...
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Merge and interleave two arrays in Ruby

... that Chris wants to interleave the elements, not concatenate them. Essentially, he wants [a, s].transpose except that the two rows don't conform, leaving #zip as the obvious solution. And I don't believe he meant that he really cared whether a was mutated ... I don't think he was commenting on a mu...
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How do I measure the execution time of JavaScript code with callbacks?

... put this at the top of my app. var start = process.hrtime(); var elapsed_time = function(note){ var precision = 3; // 3 decimal places var elapsed = process.hrtime(start)[1] / 1000000; // divide by a million to get nano to milli console.log(process.hrtime(start)[0] + " s, " + elapsed....
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Pimpl idiom vs Pure virtual class interface

...by "value". Often, doesn't make sense to "copy" instances of the class at all. When it does make sense, a polymorphic "Clone" method is usually more appropriate. Examples: A Socket class, a Database class, a "policy" class, anything that would be a "closure" in a functional language. Both pImpl ...
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django-debug-toolbar not showing up

... to settings.py: def show_toolbar(request): return True SHOW_TOOLBAR_CALLBACK = show_toolbar That will effectively remove all checks by debug toolbar to determine if it should or should not load itself; it will always just load. Only leave that in for testing purposes, if you forget and launc...