Newest Questions
77,759 questions
7
votes
1
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Optimizing a Rust permutation chooser for the most subsequences
I had semi-recently asked a question (well a couple closely related questions) on math.stackexchange. The simplest question is phrased as follows: You are allowed to make 3 permutations of length n. ...
- 6,190
4
votes
4
answers
798
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A program to solve quadratic equations ax² + bx + c = 0 with imaginary results
This is my second post and my second “tough” question I came across while reading PPP3.
I graduated a while ago and honestly forgot the equation... The question didn’t explicitly say I needed to find ...
- 111
1
vote
0
answers
81
views
Is this how Flutter BloC is suppose to be used?
I'm new to Flutter and BloC and it just seems quite different than what I've been using until now. In terms of state, I'm coming from the JS world of Vuex, Pinia and Redux and I've also worked a with ...
- 69
4
votes
5
answers
708
views
Password storage with gatherer plugin in Python
First the PasswordStore, which is pretty straight-forward. It stores title-password association, but it is important that a title can have multiple passwords.
The <...
- 625
7
votes
1
answer
345
views
General Two-dimensional Elliptical Gaussian Image Generator in C++
This is a follow-up question for Two dimensional gaussian image generator in C++ and Three dimensional gaussian image generator in C++. According to the statement in https://fabiandablander.com/...
- 7,224
2
votes
0
answers
87
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Simple image captcha test in Java and JS (revised version)
Following on from my previous question, I would like to know what could be improved here and whether it is now secure.
I had to use Java 8 because the Blade lib was built with it, and I want to extend ...
- 936
11
votes
3
answers
1k
views
Golden-section optimization with complication
I'm trying to implement the so-called golden-section optimization in C++.
This is a simple algorithm to find an extremum of a univariate function \$f\$ within an interval \$[a,b]\$.
The crux is to ...
- 211
2
votes
1
answer
82
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Encapsulating status codes and messages à la absl::Status
I'm new to Lua and thought a decent way of familiarizing myself with the language would be to implement some basic utility functionality around status codes. In particular I've reimplemented a subset ...
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4
votes
1
answer
101
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Implement a simple image captcha test yourself in Java and JS
First of all: I was looking for a simple image captcha solution for a website, but all I found were "Over-the-top" solutions for me. So I decided to write something to self.
I mainly use two ...
- 936
6
votes
0
answers
144
views
Markdown parser library in C
For a side project, I needed a markdown parser and I decided to roll my own.
It is a SAX-style parser, i.o.w. you can hook into parser events on consumer side and do whatever you want with the content....
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1
vote
1
answer
71
views
Runtime agnostic WebSocket server
A runtime agnostic WebSocket server. Tested with node, deno, bun, ...
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5
votes
2
answers
910
views
rock paper scissors game with randomized system choices. NOT using rnd()
Here is the question I was trying to answer:
[11] Write a program that plays the game “Rock, Paper, Scissors.” If you are
not familiar with the game do some research (e.g., on the Web using
Google). ...
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8
votes
1
answer
577
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Shared-Memory Queue Implementation in C
Recently I am working on implementing a shared-memory based IPC message queue in C programming language on Linux system. A few design choices I've made include
The queue will have only 1 producer, ...
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4
votes
2
answers
186
views
Class for validating code in different Conda environments with PyTorch
I wrote the Validator class. In the project, the presented code is located at the path ".../validator/init.py". It is needed for testing code in different virtual Conda environments, in the ...
- 143
3
votes
1
answer
133
views
SystemVerilog: LED blinker control logic
I built this simple blinker in SystemVerilog and would very much like some help to make it better:
control.sv
...
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