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Double each occurrence of a char recursively

The exercise is to write a recursive method that takes a string and a char parameter and returns a string with each occurrence of the char doubled. Additionally, the number of doubling operations ...
Tobias Grothe's user avatar
-2 votes
0 answers
19 views

Printing more than one string variable with print in python [closed]

I am new to python and I having a hard time with a simple print of two strings. I am following some examples and I don't understand why it is giving me an error ...
some_math_guy's user avatar
-2 votes
0 answers
23 views

first snake game [closed]

I've just worked on my first game in C and have a few questions. how would I make it where my box is nicer? I'm having issues trying to figure out how to make the snake grow in size when it eats. ...
TheJungus's user avatar
1 vote
1 answer
51 views

Simple hash table written in C with REPL

This is a simple hash table I've written in C. It is a closed-addressing hash table with TABLE_SIZE number of buckets. The hash ...
Amir reza Riahi's user avatar
0 votes
0 answers
14 views

Simple .NET Web App for managing family budget

I am creating some small project for my portfolio. It will be app written in .NET and React but for now I've done backend part and I seek code review. I wanted it to be aligned with DDD principles and ...
Gustaw Ohler's user avatar
2 votes
0 answers
16 views

Ringbuffer over a const generic Array in Rust

I implemented this generic ringbuffer over a const generic array with the usage of the MaybeUninit type. Is there something which is maybe unsound (having the lines ...
Lockna's user avatar
  • 121
0 votes
0 answers
13 views

How can I optimize this function LinearUpscale2DArrayInPlace in Unity Jobs

Well, I have this function which is called in the Unity Job system, I'm profiling it: The code: ...
z3nth10n's user avatar
  • 227
0 votes
0 answers
20 views

Simple Todo app using latest React and TypeScript

I would like to ask your advice on the frontend code of todo app. Main functionalities: The app has authorization and authentication using backend. The CRUD functionality for managing tasks What may ...
J.Olufsen's user avatar
  • 151
1 vote
2 answers
68 views

Domain Driven Desing aggregate for ticket booking

What do you think about this aggregator (DDD) for booking and cancelling tickets? Is it ok, or would you do it differently somehow? ...
Nofenak's user avatar
  • 11
1 vote
1 answer
29 views

Simple text file encryption and decryption

Short introduction; recently I've completed a basic course on C but other than that I have no programming experience and I am a total beginner. As a practice project and to practice reading from and ...
Reslashd's user avatar
2 votes
1 answer
17 views

Do you think it's a good schema.prisma?

i'm trying to learn backend with Next JS, and i'm using Prisma + MongoDB. I want to create a simple website with a user with a cart and some products. here my schema : ...
Jonathan's user avatar
6 votes
1 answer
63 views

Optimizing __getitem__ for a bioinformatics script in Python

I'm writing a script for a bioinformatics application in Python that iterates through several sequences looking for amino acids in specific positions to calculate their frequency in relation to a ...
Eduardo Menotti's user avatar
0 votes
0 answers
35 views

Class design Java [closed]

I have a task: Implement various characteristics of the cells of the playing field (radiation, temperature, humidity, shading, etc.). So I have some class GamePanel ...
OkejoTM's user avatar
0 votes
1 answer
62 views

Move timestamp to the next Monday 10:01 AM

I've been battling ChatGPT for hours now and can't get satisfied with this simple algorithm in TypeScript. These two (hopefully correct) TypeScript+ReactNative solutions should move the timestamp ...
Slazer's user avatar
  • 101
-4 votes
0 answers
28 views

Condition not correct? [closed]

I am using Joomla 5. In Joomla you can create articles and also show a summary of an article on a category page. For SEO reasons I want to use an alternative title sometimes on the category page. I ...
Louis's user avatar
  • 45
2 votes
1 answer
65 views

NLP pre-processing function optimization as it is extremely low on 92Mb data set

I have a data set that is of 300,000 rows approximately and two columns, each row contains a string, some might be larger than others. All in all, the data set in a ...
Louis's user avatar
  • 121
9 votes
3 answers
1k views

Number to text in Python

I'm kind of new to programming and I would need a suggestion whether there is a better way to solve this exercise. I need to write a function dict_of_numbers() that ...
fraber's user avatar
  • 91
0 votes
0 answers
29 views

Waiting time display app in Python

This application is for restaurant patrons to know how long they have to wait in line. We would like to design a more sophisticated GUI interface, but do not know how to go about it. Please let me ...
Mako's user avatar
  • 1
5 votes
4 answers
111 views

In-memory cache class

The following is a simple cache that I have written in java. It uses the LRU replacement policy and also evicts items based on a refresh interval (default 5 secs). Right now, the class is not thread ...
Nithin's user avatar
  • 51
-3 votes
0 answers
29 views

Python check is an ip in ip network list [closed]

I try to check is an IP address in network list, but alway get False ...
wildarp's user avatar
1 vote
0 answers
29 views

Go log file swapper

Please review my code. I left some comments where I think something might be wrong, but any comment is appreciated. I am writing a package for a project I am currently building. Its purpose is simply ...
Daniel Burgos's user avatar
2 votes
1 answer
61 views

Implementing an Object type in C++

I'm currently working through the "Crafting Interpreters" book by Robert Nystrom. He uses Java to implement the visitor pattern in which the visitor functions return the Object type. C++ ...
GoZaddy's user avatar
  • 23
4 votes
2 answers
425 views

Spatial radius search in Boid simulation

I am working on a Boid simulation with 10,000 boids. I've successfully utilized geometry shaders and an array<GLfloat[3], MAX_BOIDS> for vertices to enhance ...
nowox's user avatar
  • 1,015
1 vote
0 answers
49 views

Simple Tic-tac-toe in Python

I am a beginner programmer who coded a simple Tic-tac-toe in Python for practice. Any feedback, especially regarding best practices and tidying up the code, is appreciated. ...
smwt's user avatar
  • 103
-4 votes
0 answers
52 views

How to avoid duplicates technically (& console output) while storing elements into collection using Java? [closed]

I'm working with Java 11 & Selenium. using the following snippet of the code as provided below: ...
invzbl3's user avatar
  • 113
1 vote
1 answer
81 views

Is it a correct way to read a file contents using paramiko (SSH, SFTP client)?

Is my implementation of _read_contents (3 lines) fine, or does it create a potential problem (e.g. passing part of an object that has to be destroyed, or a ...
Yulia V's user avatar
  • 613
6 votes
2 answers
2k views

Gaussian elimination algorithm in C++

Given: j-g-h-i=0 a+b-c-j=0 c+i-d-e=0 e+g-f=0 And known: a=10 b=7 d=3 e=2 f=3 j=14 I want to solve this (or similar equations) ...
Tobias Grothe's user avatar
2 votes
1 answer
55 views

Data structure to hold elements for script execution

I am building a solution to iterate over Python scripts in a folder and execute them. Each script will return a Pandas data-frame which needs to be saved as a Parquet file. The first stage is the data ...
Imtiaz's user avatar
  • 45
2 votes
2 answers
55 views

Dictionary additional function implementations

I've written a utility class BetterDict to help me on some of my other projects. I've implemented the &, ...
Linny's user avatar
  • 9,977
3 votes
1 answer
81 views

Pentomino solver in Python

When I was a child, I used to play Ubongo board game, recently I discovered Pentomino puzzle and I wanted to create a custom solver in python for it. Here is what I got: ...
Riomare's user avatar
  • 31
-5 votes
0 answers
25 views

Ochiul uman albastru [closed]

...
Andrian Istrati's user avatar
2 votes
1 answer
66 views

Casino Number Guessing Game

I have created a casino number guessing game in C++: ...
kit.kat.code's user avatar
1 vote
1 answer
71 views

Rubik's cube scrambler with timer and list of solves

This is a work in progress Rubik's Cube scramble generator with timer and list of solves. The list of solves is stored using localstorage so that it stays on page reload. A solve can also be deleted ...
HTMLNerd_1's user avatar
1 vote
1 answer
60 views

Lazy/deferred OOP-based networking using the Epic EOS SDK

For gaming applications, networking looks strange from the point of view of traditional approaches. Much of the game logic is based on "ticks"; Most often this is a mandatory item of ...
Alexovsky's user avatar
-2 votes
0 answers
14 views

Python tkinter program, assigning driver with sign in and log in [closed]

...
lai's user avatar
  • 1
0 votes
1 answer
60 views

HackerRank Algorithm Problem: Climbing the Leaderboard (Python)

Here is the Hackerrank problem which is related to dense ranking and below is my solution which didn't pass the time limit cases. Any better way to optimize this? ...
peternish's user avatar
1 vote
0 answers
53 views

My code.org Game Lab project is running really slowly, how can I optimize the code further?

I'm working on my final project, and it is a game made with Java Script in code.org's Game Lab. The code worked fine, and it was not slow at all, but as I worked on it, it became much slower! The ...
Renier Jr.'s user avatar
1 vote
0 answers
50 views

An implementation of encryption cascade

I'm looking for feedback on some source code, I have everything documented and have corrected some errors. Looking to see what I did correctly, incorrectly, and what can be improved. ...
bismofunyuns's user avatar
0 votes
0 answers
37 views

PHP implementing Dependency Injection

I'm trying to implement Dependency Injection in one of my projects. It's a project that when I started I didn't had much experience with sotware development, but now I feel like it's time to do a bit ...
CelsomTrindade's user avatar
0 votes
0 answers
22 views

cubic spline routine

I tried to implement the cubic spline algorithm in cython. I want to ask how I can make the code more efficient in terms of speed. Any suggestions or references ...
John's user avatar
  • 1
3 votes
2 answers
85 views

Terminal Based Game [v2]

this is the second version of the Terminal Based Game I'm working on thanks to @user673679 for the suggestions, I did not implemented everything you said but it was really fun working on your ...
Ellie's user avatar
  • 347
1 vote
2 answers
111 views

Thread-safe int wrapper in c#

My system is a .NET Core 7 console app, which starts some background threads. I need to pass some int values (counters, etc.) between the main and background ...
lonix's user avatar
  • 143
0 votes
1 answer
45 views

Python GUI Based IP location digger

Greetings. I'm a newbie python developer who just started using PyQt5 as his major GUI development tool. Because of this, I have started a side project known as NyvoAI, just for gaining more knowledge ...
KhodeNima's user avatar
  • 167
4 votes
1 answer
144 views

My attempt at GNU echo in rust

This is my first post. I'm trying to learn Rust and I recently finished reading the Rust Book. For further learning I decided to try to reimplement some GNU core utilities in Rust. This is my approach ...
roocker's user avatar
  • 41
1 vote
0 answers
25 views

Making my code shine and pro: Python in Azure Function Retrieveing the Data From Rest API

The code retrieves the data from PBI API - it's my first one and I would like to learn how to make it pro. Here is the list of my questions: Can you please analyze 2 functions: GetReports and ...
user1956634's user avatar
1 vote
0 answers
40 views

Abstract Factory Config Loader [closed]

I've created a way to load a config file from JSON into an object and would like a review on the design pattern I used because the implementation feels a little "off" and I feel like there ...
Lafonz's user avatar
  • 11
-3 votes
0 answers
29 views

I want to give an alarm if the password is wrong and an alarm if it is correct [closed]

How should I use switches like the example above? I want the switch to work like an IF I want to give an alarm if the password is wrong and an alarm if it is correct - I'm just curious if this is ...
Rumi's user avatar
  • 1
2 votes
1 answer
81 views

Settings and global variables in one place

I have a configuration (YAML) file used across related modules. I also have a few additional variables to be accessed globally in my modules. I want to have them at one place (an instance of a class ...
Imtiaz's user avatar
  • 45
2 votes
1 answer
51 views

Implementation of aes-cbc-hmac combined with xchacha20-poly1305

I’m using two ciphers in this code that are in this order- encrypt plain text with xchacha20-poly1305 then encrypt the resulting ciphertext with aes-cbc-blake2b hmac. I was told elsewhere rather than ...
bismofunyuns's user avatar
2 votes
2 answers
65 views

Dynamic python config reader

I am looking for a code review on the following code. Say I have a simple example class, something like the following: ...
Silverwilly's user avatar

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