Unanswered Questions
633 questions with no upvoted or accepted answers
23
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Multiplying big numbers using Karatsuba's method
The Karatsuba algorithm, first published in 1962, aims to speed up the multiplication of big numbers by reducing the number of 'single-digit-multiplications' involved.
Because of its complexity (...
- 4,773
17
votes
0
answers
879
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Let's register that Django user
Short intro
So, I've been using Django for a while now and thought it would be nice to start a simple application. In an ideal World, each app must have a way of letting its users register and that's ...
- 29.1k
10
votes
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Cyther: The Cross Platform Cython/Python Compiler (Take 2)
I recently posted an earlier version of this code on Code Review, and now with the given suggestions and many other improvements, I am back. I included the description of exactly what Cyther is ...
9
votes
1
answer
386
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Metropolis Monte Carlo Sampler in Rust
the following is an implementation of the standard Metropolis Hastings Monte Carlo sampler. You can read more about it here.
At the end I am going to give you a link to the Rust playground, so you ...
CommunityBot
- 1
8
votes
0
answers
179
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Implementing Simple Diff in Rebol
I've taken a crack at implementing Simple Diff in Rebol (versions 2 and 3). Simple Diff works by finding the longest common sequence in two series, then recursively applies itself either side of this ...
- 489
7
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0
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5k
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Cubic spline interpolation in Python from scratch
I implemented the cubic spline interpolation explained in
https://en.wikipedia.org/wiki/Spline_interpolation as a Python class. Of course, such an interpolation should exist already in some Python ...
7
votes
0
answers
546
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A* Algorithm in F#
Inspired by this post I looked up A* on wikipedia and went on with my own implementation as seen below where I try to mimic the pseudocode on Wikipedia but in a recursive manner.
I would like any ...
CommunityBot
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6
votes
0
answers
140
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A Python script that creates n-flakes
I have written a simple Python script that generates n-flakes using matplotlib.
Wikipedia article on N-flake.
I wrote two functions, one function generates pentaflake, the other generates hexaflake, I ...
- 145k
6
votes
0
answers
319
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Thread Art Generation that Creates Embroidery Files
I have made a thread art generator that creates thread patterns from images. Mine is a bit different as it outputs an embroidery file (It embroiders quite nicely, though the settings need a lot of ...
- 304
6
votes
0
answers
167
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Efficiently generate distinct subsets which sum to a particular value
Related: Find all distinct subsets that sum to a given number
This code is supposed to efficiently generate all subsets of a list such that the subset's values sum to a particular target value. For ...
- 161
6
votes
0
answers
122
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K nearest neighbours algorithm
Here is a project that I worked on for a few days in June 2020. Since the algorithm is extremely slow, I looked into methods in order to parallelize operations but did not obtain any satisfactory ...
- 145k
6
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0
answers
2k
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6
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271
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Selection sort with reduced comparison count: Python iteration 2
Follow up to Selection sort with reduced comparison count - semi-final Iteration?
My goal (and excuse not to tag reinventing…) is to have presentable code to argue the viability of reducing the number ...
- 7,209
6
votes
0
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9k
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Example of multithreading in Python3 / PyQt5 using QThread
I wanted to make a simple example of multithreading with QThread in PyQt5 / Python3. The script generates a set of QLineEdits and buttons to start and stop a set of ...
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6
votes
0
answers
2k
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Generic sliding window
The code implements fully generic sliding window with linear complexity. It should usually be paired with transforming iterator to reach full potential.
Sliding window is a grouping of elements by ...
CommunityBot
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