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Is it intended by the C++ standards committee that in C++11 unordered_map destroys what it inserts?
...curious, I took a look at the g++-4.8 headers.
bits/stl_map.h, lines 598-603
template<typename _Pair, typename = typename
std::enable_if<std::is_constructible<value_type,
_Pair&&>::value>::type>
std::pair<...
Does Python support multithreading? Can it speed up execution time?
... Pieters♦Martijn Pieters
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Adding div element to body or document in JavaScript
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Use
document.body.innerHTML += '<div style="position:absolute;width:100%;height:100%;opacity:0.3;z-index:100;background:#000;"></div>';
instead of
document.body.innerHTML = '<div style="position:absolute;width:100%;height:100%;opacity:0.3;z-index:100;background:#000;"></d...
What is the logic behind the “using” keyword in C++?
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120
In C++11, the using keyword when used for type alias is identical to typedef.
7.1.3.2
A typedef...
What exactly is Hot Module Replacement in Webpack?
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answered Jul 5 '14 at 15:09
Tobias K.Tobias K.
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Prompt for user input in PowerShell
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340
Read-Host is a simple option for getting string input from a user.
$name = Read-Host 'What is y...
How to get the latest tag name in current branch in Git?
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440
You could take a look at git describe, which does something close to what you're asking.
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How can I count all the lines of code in a directory recursively?
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edited Jun 20 at 9:12
Community♦
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answered Aug 31 '09 at 17:50
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Will Try / Finally (without the Catch) bubble the exception?
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answered Nov 29 '10 at 16:28
Jon SkeetJon Skeet
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Checking if a variable is not nil and not zero in ruby
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unless discount.nil? || discount == 0
# ...
end
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