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Test if string is a number in Ruby on Rails
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edited Jul 3 '15 at 11:44
Joshua Pinter
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How to remove from a map while iterating it?
... (must_delete)
{
m.erase(it++); // or "it = m.erase(it)" since C++11
}
else
{
++it;
}
}
Note that we really want an ordinary for loop here, since we are modifying the container itself. The range-based loop should be strictly reserved for situations where we only care about the...
How do I sort strings alphabetically while accounting for value when a string is numeric?
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answered Jun 18 '11 at 16:18
Jeff PaulsenJeff Paulsen
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Int division: Why is the result of 1/3 == 0?
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Jason C
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answered Jan 13 '11 at 21:27
NoldorinNoldorin
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Iterating over every two elements in a list
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answered Mar 22 '11 at 10:04
JohnsywebJohnsyweb
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Get index of element as child relative to parent
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edited Aug 19 '13 at 11:51
Dan Atkinson
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Counting the occurrences / frequency of array elements
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answered Apr 14 '11 at 18:58
Šime VidasŠime Vidas
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xtree(1796): warning C4800: “int”: 将值强制为布尔值“true”或“false...
...false”(性能警告) 1>C: Program Files (x86) Microsoft Visual Studio 11.0 VC include xtree(1796): warning C4800: int: 将值强制为布尔值true或f...1>C:\Program Files (x86)\Microsoft Visual Studio 11.0\VC\include\xtree(1796): warning C4800: “int”: 将值强制为布尔值“true”...
Can someone explain the traverse function in Haskell?
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answered Sep 18 '11 at 11:18
Sjoerd VisscherSjoerd Visscher
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