qwr

qwr has asked 16 questions and find answers to 65 problems.

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Learning and trying to keep an open mind.

qwr questions

Python 3 set default bytes encoding
Does GMPY2 (or GMP) have a pow() function?
Fluid simulation boundaries and advect
Fluid Simulation "Blows Up"
Why is this improved sieve slower with pypy?
Chudnovsky binary splitting and factoring
Picking unordered combinations from pools with overlap
How does this C program without libc work?

qwr answers

how does numpy.astype(np.uint8) convert a float array? -1.2997805 became 255
struct serialization in C and transfer over MPI
Opencv: Hough lines not showing
R: combine several gsub() function in a pipe
Group Data in R for consecutive rows
Why does std::bit_width return 0 for the value 0, shouldn't it return 1?
How to speed up API requests?
How do I programmatically check whether a GIF image is animated?
Convert binary (0|1) numpy to integer or binary-string?
Python sort() first element of list