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How do I convert a string to a double in Python?
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325
>>> x = "2342.34"
>>> float(x)
2342.3400000000001
There you go. Use float (...
What does the constant 0.0039215689 represent?
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0.0039215689 is approximately equal to 1/255.
Seeing that this is OpenGL, performance is probably important. So it's probably safe to guess that this was done for performance reasons.
Multiplying by the reciprocal is faster than re...
Case preserving substitute in Vim
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answered Apr 17 '14 at 22:59
Mark LodatoMark Lodato
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How to initialise memory with new operator in C++?
...seful for value initialization).
This is explicitly permitted by ISO C++03 5.3.4[expr.new]/15, which says:
A new-expression that creates an object of type T initializes that object as follows:
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If the new-initializer is of the form (), the item is value-initialized (8.5);
and does not restric...
Subscripts in plots in R
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answered Apr 14 '12 at 19:05
smusmu
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Two statements next to curly brace in an equation
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5 Answers
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Optional Parameters with C++ Macros
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159
Here's one way to do it. It uses the list of arguments twice, first to form the name of the hel...
Sass negative variable value?
...tan Toth
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How do I find all installed packages that depend on a given package in NPM?
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154
You're looking for https://docs.npmjs.com/cli/ls
For example, to see which packages depend on ...