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std::string to float or double
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std::string num = "0.6";
double temp = ::atof(num.c_str());
Does it for me, it is a valid C++ syntax to convert a string to a double.
You can do it with the stringstream or boost::lexical_cast but those come with a performance penalty.
Ah...
Why are C character literals ints instead of chars?
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answered Jan 11 '09 at 23:21
MalxMalx
95211 gold badge88 silver badges1616 bronze badges
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Install a module using pip for specific python version
On Ubuntu 10.04 by default Python 2.6 is installed, then I have installed Python 2.7. How can I use pip install to install packages for Python 2.7.
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Check if string contains only whitespace
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edited Jun 26 at 20:31
AMC
2,22866 gold badges1010 silver badges2828 bronze badges
answered Mar ...
What does Expression.Quote() do that Expression.Constant() can’t already do?
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+100
Short answer:
The quote operator is an operator which induces closure semantics on its operand. Constants are just values.
Quotes a...
What C++ Smart Pointer Implementations are available?
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C++03
std::auto_ptr - Perhaps one of the originals it suffered from first draft syndrome only providing limited garbage collection facilities. The first downside being that it calls delete upon destruction making them unaccepta...
How to 'minify' Javascript code
...Production (19KB, Minified and Gzipped) , and the other is Development (120KB, Uncompressed Code) .
9 Answers
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How do I get the current line number?
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180
In .NET 4.5 / C# 5, you can get the compiler to do this work for you, by writing a utility metho...
How can I extract embedded fonts from a PDF as valid font files?
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406
You have several options. All these methods work on Linux as well as on Windows or Mac OS X. Ho...