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What are the advantages of NumPy over regular Python lists?

... Python objects, at least 4 bytes per pointer plus 16 bytes for even the smallest Python object (4 for type pointer, 4 for reference count, 4 for value -- and the memory allocators rounds up to 16). A NumPy array is an array of uniform values -- single-precision numbers takes 4 bytes each, double-pr...
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Using msbuild to execute a File System Publish Profile

... Found the answer here: http://www.digitallycreated.net/Blog/59/locally-publishing-a-vs2010-asp.net-web-application-using-msbuild Visual Studio 2010 has great new Web Application Project publishing features that allow you to easy publish your web app project ...
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What are the mechanics of short string optimization in libc++?

...ver, I would like to know in more detail how it works in practice, specifically in the libc++ implementation: 2 Answers ...
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What is the curiously recurring template pattern (CRTP)?

... curiously recurring, isn't it? :) Now, what does this give you? This actually gives the X template the ability to be a base class for its specializations. For example, you could make a generic singleton class (simplified version) like this template <class ActualClass> class Singleton { ...
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Double vs. BigDecimal?

...tudes (say d1=1000.0 and d2=0.001) could result in the 0.001 being dropped alltogether when summing as the difference in magnitude is so large. With BigDecimal this would not happen. The disadvantage of BigDecimal is that it's slower, and it's a bit more difficult to program algorithms that way (du...
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How do you print in a Go test using the “testing” package?

... Command go Description of testing flags -v Verbose output: log all tests as they are run. Also print all text from Log and Logf calls even if the test succeeds. Package testing func (*T) Log func (c *T) Log(args ...interface{}) Log formats its arguments using default ...
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How to make a Java Generic method static?

...urn value always introduce (declare) a new generic type variable. Additionally, type variables between types (ArrayUtils) and static methods (appendToArray) never interfere with each other. So, what does this mean: In my answer <E> would hide the E from ArrayUtils<E> if the method woul...
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How do I list the symbols in a .so file

... Note that readelf -Ws will show you all symbols, and nm -g shows only the externally visible symbols. This may be confusing if you are examining multiple symbol files and start interchanging your commands. – Andrew B May 2...
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What does |= (ior) do in Python?

... | edited Sep 24 at 0:32 answered Jan 9 '18 at 1:52 pyl...
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How do I install cygwin components from the command line?

... the Cygwin package similar to apt-get on Debian or yum on redhat that allows me to install components from the command line? ...