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std::back_inserter for a std::set?
I guess this is a simple question. I need to do something like this:
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NUnit isn't running Visual Studio 2010 code
I'm trying to load a Visual Studio 2010 beta dll into the NUnit GUI. I get a popup error.
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Using emit vs calling a signal as if it's a regular function in Qt
Let's say I have this signal:
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ASP.NET MVC - Should business logic exist in controllers?
Derik Whitaker posted an article a couple of days ago that hit a point that I've been curious about for some time: should business logic exist in controllers?
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How to redirect cin and cout to files?
How can I redirect cin to in.txt and cout to out.txt ?
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python: how to identify if a variable is an array or a scalar
I have a function that takes the argument NBins . I want to make a call to this function with a scalar 50 or an array [0, 10, 20, 30] . How can I identify within the function, what the length of NBins is? or said differently, if it is a scalar or a vector?
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How to check if std::map contains a key without doing insert?
The only way I have found to check for duplicates is by inserting and checking the std::pair.second for false , but the problem is that this still inserts something if the key is unused, whereas what I want is a map.contains(key); function.
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What's the difference between a continuation and a callback?
I've been browsing all over the web in search of enlightenment about continuations, and it's mind boggling how the simplest of explanations can so utterly confound a JavaScript programmer like myself. This is especially true when most articles explain continuations with code in Scheme or use monads....
Is it valid to have a tag inside another tag?
Are <section> tags allowed to be included within another <section> tag? Will it validate in HTML5?
3 Answer...
Python memory usage of numpy arrays
I'm using python to analyse some large files and I'm running into memory issues, so I've been using sys.getsizeof() to try and keep track of the usage, but it's behaviour with numpy arrays is bizarre. Here's an example involving a map of albedos that I'm having to open:
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