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How can I set the aspect ratio in matplotlib?

...tly controlled aspect ratio, but it seems to be ignored once an imshow is called. Original Answer: Here's an example of a routine that will adjust the subplot parameters so that you get the desired aspect ratio: import matplotlib.pyplot as plt def adjustFigAspect(fig,aspect=1): ''' Adju...
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Calling Objective-C method from C++ member function?

I have a class ( EAGLView ) which calls a member function of a C++ class without problems. Now, the problem is that I need to call in that C++ class a objective-C function [context renderbufferStorage:GL_RENDERBUFFER fromDrawable:(CAEAGLLayer*)self.layer]; which I cannot do in C++ syntax...
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How to change a module variable from another module?

...conduct your experiment there by setting bar.a = 1. This way, you will actually be modifying bar.__dict__['a'] which is the 'real' value of a in this context. It's a little convoluted with three layers but bar.a = 1 changes the value of a in the module called bar that is actually derived from __ini...
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What's the difference between ContentControl and ContentPresenter?

...l (and vice-versa). At the moment, I'm using ContentControl pretty much all the time in my DataTemplate s. When would ContentPresenter be a better choice? and why? ...
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Using Node.js only vs. using Node.js with Apache/Nginx

...vileges/setuid for the Node.js process. Only root can bind to port 80 typically. If you let nginx/Apache worry about starting as root, binding to port 80, and then relinquishing its root privileges, it means your Node app doesn't have to worry about it. Serving static files like images, css, js, and...
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How to use Git properly with Xcode?

...s with multiple developers. The truth is that it's way more harmful to disallow merging of that .pbxproj file than it is helpful. As you say, when you add a file unless other people get that file, they have to also add it to their project - in an application of any size, that sucks and it also tak...
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Covariance and contravariance real world example

... you have a method that returns an IEnumerable<Teacher>. Covariance allows you to directly use that result for the methods that take an IEnumerable<Person>, substituting a more derived type for a less derived (more generic) type. Contravariance, counter-intuitively, allows you to use a...
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Can I 'git commit' a file and ignore its content changes?

... local configuration. That configuration information is stored in a file called devtargets.rb which is used in our rake build tasks. I don't want developers to clobber each other's devtargets file, though. ...
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__lt__ instead of __cmp__

...ttributes of the new class it's decorating (the result might be microscopically faster at runtime, at equally minute cost in terms of memory). Of course, if your class has some particularly fast way to implement (e.g.) __eq__ and __ne__, it should define them directly so the mixin's versions are no...
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What's the difference between using CGFloat and float?

I tend to use CGFloat all over the place, but I wonder if I get a senseless "performance hit" with this. CGFloat seems to be something "heavier" than float, right? At which points should I use CGFloat, and what makes really the difference? ...