Unanswered Questions
571 questions with no upvoted or accepted answers
23
votes
0
answers
668
views
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
16
votes
0
answers
203
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Encoding the problem domain of products and prices into the typesystem in F#
I'm trying to design a model for purchasing amounts of products in F#, following the ideas for designing for correctness (source). The idea is to use the type system to capture the different legal ...
- 24.3k
14
votes
0
answers
972
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Django on virtual machine - watching changes in static files and autocompiling LESS without inotify
I'm setting up a Django development environment using Vagrant to run an Ubuntu virtual machine on VirtualBox. As this is a student project run mostly by very amateur coders and I want everyone to be ...
- 29.1k
9
votes
1
answer
386
views
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
views
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
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
- 1
7
votes
1
answer
157
views
BingWallpapers: Fetches and applies the image of the day from Bing as the wallpaper
I have written a small desktop program nabeelomer/BingWallpapers in Haskell. This is my first time writing Haskell.
I was wondering how I can make the code use more functional programming features/...
CommunityBot
- 1
6
votes
0
answers
107
views
Chapter 8 Challenge: Add employee names to a department
The boring but exciting challenge:
Using a HashMap and HashSet, create a text interface to allow a user to add employee names ...
- 85k
6
votes
0
answers
167
views
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
500
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Xero API Client in Django
I'm not actually that new to writing Python. But I've no formal training and have only learnt to build applications to solve problems for my job out of necessity. Starting to bring my existing skills ...
- 61
6
votes
0
answers
122
views
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
votes
0
answers
304
views
Generating integer partitions
I've tried to implement integer partition algorithm as described in blogpost below (author implemented it in Python):
Generating integer partitions
I'm still trying to learn best practices in ...
- 14k
6
votes
0
answers
118
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Read stock files, gets the candles sequence and makes a report - follow-up
My first question: Read, calculate, write
The only thing I kept is the function try-block.
This is still a work in progress, that's what I have done so far.
Source:
...
- 29.1k
6
votes
0
answers
271
views
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
answers
465
views
Simple AR Tag classifier
I have been working on creating a simple AR Tag classifier, for detecting a simple AR Tag glyph. Spitting out an image that looks like this:
With the red circle indicating the corner closest to the ...
- 449