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M_PI works with math.h but not with cmath in Visual Studio
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Interestingly I checked this on an app of mine and I got the same error.
I spent a while checking through headers to see if there was anything undef'ing the _USE_MATH_DEFINES and found nothing.
So I moved the
#define _USE_MATH_DEFINES
#include <cmath>
to be th...
difference between variables inside and outside of __init__()
...ss. They're shared by all instances.
Variables created inside __init__ (and all other method functions) and prefaced with self. belong to the object instance.
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Aren't Python strings immutable? Then why does a + “ ” + b work?
My understanding was that Python strings are immutable.
22 Answers
22
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Partly cherry-picking a commit with Git
I'm working on 2 different branches: release and development .
7 Answers
7
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App Inventor Tutorials and Examples: Dynamic Table Layout | Pura Vida Apps
App Inventor and HTML/JavaScript with Input Parameters Pura Vida Apps Snippets Tutorials Extensions Links Search Privacy Policy Contact Dynamic Table Layou...
What is object serialization?
...ll be serialized before it is sent over a stream. How much you need to do, and what format it will be in, are both dependent on which platform and libraries you are using.
– TarkaDaal
Jul 31 '14 at 15:03
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Why there is no ForEach extension method on IEnumerable?
...ch(Item item in list)
{
item.DoSomething();
}
The latter is clearer and easier to read in most situation, although maybe a bit longer to type.
However, I must admit I changed my stance on that issue; a ForEach() extension method would indeed be useful in some situations.
Here are the major...
How to search for a string in cell array in MATLAB?
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ismember is a little more clunky and can get updated with newer versions. I feel more safer with str based functions like strcmpi, etc.
– Maddy
Apr 23 '15 at 19:32
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How do I pass command line arguments to a Node.js program?
I have a web server written in Node.js and I would like to launch with a specific folder. I'm not sure how to access arguments in JavaScript. I'm running node like this:
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Lost my schema.rb! Can it be regenerated?
...issues I stopped tracking schema.rb in git. Somehow I have stuffed this up and somewhere along the way my schema.rb file has disappeared.
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