Questions tagged [beginner]
Add this tag to your question to indicate that you are new to the language of your code. This will often be taken into consideration by reviewers when assessing your code.
7,499
questions
2
votes
2
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views
Beginner Rock-Paper-Scissors game
as a beginner this is my second game in C++, it is a very simple rock-paper-scissors game. User or computer wins the game after a given number of rock,paper or scissors matches. I'd appreciate any ...
- 83
2
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0
answers
52
views
0
votes
0
answers
42
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Function to update a cell for game of life [closed]
I am learning to program using Rust. Currently I'm trying to implement 'Game of Life'.
I wonder how to write this function so that it is more like a 'typical Rust function' (i.e. not such a C-style).
...
- 9
3
votes
1
answer
103
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Python - beginner - GUI
I have been learning python for 1.5 month now I am learning in my free time between job and other life commitments so my progress may be slow. It may take time for me to reply but I am interested in ...
- 41
3
votes
0
answers
96
views
Tic-tac-toe with JS
I am a beginner and was hoping for some honest feedback on my js code. I struggled quite a bit on this, I did ask gpt to explain some concepts which I find it’s good for but wrote it all myself.
<...
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3
votes
2
answers
91
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Learn.cpp chapter 8 exercise add error handling to the high low game
I did the exercise of LearnCpp.com's Chapter 8 summary and quiz and I'm still learning…
Question #3
Implement a game of hi-lo. First, your program should pick a random integer between 1 and 100. The ...
- 33
2
votes
3
answers
640
views
Find median value of two Sorted Arrays
To improve my coding knowledge can you please give me suggested changes on my code?
...
0
votes
0
answers
60
views
Why is my scraping code so slow?
I'm a beginner with scraping with Selenium. And I wrote a couple of scrips. And when the script is used for a website with 10-15 pages, it works as it should. However, when I use it on a larger ...
- 109
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votes
3
answers
2k
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SHA-256 Implementation
I've been working on a byte-oriented SHA-256 implementation for educational purposes. I then tested it using the NIST CAVP tests found here.
All tests pass but I would appreciate some feedback from a ...
- 103
3
votes
1
answer
86
views
Simple blackjack program in Java
I wrote this blackjack game for my APCSA class (already submitted) and was wondering if anyone had feedback on what parts of it are improperly written. My main concern is the fact that I am printing ...
- 31
3
votes
2
answers
38
views
Start script for several Spring Boot services
I have several Spring Boot and Angular applications/microservices that form together a whole application. As it is tedious to start them via the terminal, I've written the following script to perform ...
- 135
1
vote
2
answers
173
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Best Practices For A Console Menu App
I am quite fresh to c# and creating programs. I wrote a very basic program which allows you to go through menu selections via up and down arrowkeys and select your selection along with sending you to ...
- 49
0
votes
1
answer
53
views
DB Layer of a project management CLI
I am (re)writing a project management CLI and want to put it on a solid foundation concerning the database connections and testing. My focus was to build a DB class which is easy to test and could be ...
- 103
1
vote
1
answer
105
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 ...
- 13
3
votes
1
answer
109
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.
...
- 123
4
votes
3
answers
570
views
char* to integer implementation (atoi with saturation to INT_MIN or INT_MAX on overflow)
I am learning C. As a task, I need to write a get_int function that will convert a char* to ...
- 51
2
votes
0
answers
41
views
Assign unique identifiers to binary matrices using a binary tree
Context
I want to build a transposition table where the game states are binary square matrices which size MATRIX_SIZE is known at compile time. Rather than storing ...
- 155
3
votes
0
answers
99
views
Mandelbrot Set image generator in Rust
I'm learning Rust, and as-is tradition, I'm starting out with a Mandelbrot Set explorer as my first project (although, it just produces images so far). When run, it just creates and writes an image to ...
- 16.2k
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votes
1
answer
62
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Hashing a fixed size binary stream with a tree structure in Rust
For a research project, I want to assign a unique identifier to a stream of bits. I can assume that all the streams will always have the same size.
Because of this nice property, my idea has been to ...
- 155
1
vote
1
answer
54
views
Extending die roll simulations for complex data science tasks
I've developed a Python script that simulates die rolls and analyses the results. I'm now looking to extend and modify this code for more complex data science tasks and simulations.
Is this code ...
- 139
2
votes
1
answer
96
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Codeforces: Dasha & Nightmares
so I got started with competitive programming about a day ago and I got stuck on the first random question I tried on codeforces. It's called Dasha and Nightmares.
Problem Description:
The problem ...
- 73
2
votes
1
answer
282
views
Printing the elements of a forward linked list
I'm a sophomore in computer science who's working on a linked list class for his DSA class. I believe this code can be improved, but I'm not sure how because everything got really messy really fast. ...
- 23
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votes
0
answers
188
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Value at Risk forecast generator
I am developing a code to compute Value at Risk (VaR) using various models (see below). Currently, I am looking to implement a rolling window approach over a dataset spanning 4,000 days, with each ...
- 1
1
vote
1
answer
186
views
Python3 currency abstract class (without the permission to be instantiated directly)
I'm a newbie python developer who accidentally studied the concept of
Abstract classes
and I found it pretty much helpful to implement due to the SOLID principles.
At the very moment of testing and ...
- 317
4
votes
2
answers
2k
views
Linked list and array list performance comparison in C
After watching Stroustrup's presentation on performance comparison between vectors and linked lists (https://youtu.be/YQs6IC-vgmo?si=9r5wXqnwkmN29xqn), I've decided it would be a good problem to get a ...
- 93
3
votes
1
answer
61
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"2048" game in JavaFX
I wrote my first code in Java and I need constructive criticism and code review.
This is an implementation of the well-known "2048" sliding-blocks game.
...
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9
votes
4
answers
3k
views
Recreating Minesweeper
First, I have to say that this game lacks 5 features that I don't care:
Flags
Chording
Timer
Actual mouse movement
Good graphics
When starting the program, the player is meeted with a "Choose ...
- 91
6
votes
1
answer
199
views
Exponentiation in Scratch
This was back when I was new to coding on Scratch (as in the case of coding projects entirely from scratch) around 7-8 months ago with my Cookie Clicker in Scratch project that I made pretty much ...
- 183
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votes
0
answers
47
views
Trying to learn C++20 composable code with CRTP mixins as implementations of interfaces that are checked with concepts
I am trying to teach myself some composability using CRTP and concepts.
I came up with this simple example and wondered, what I could/should do better there
or, if it is a reasonable starting point?
...
- 1
1
vote
0
answers
107
views
Simple Table With Collaborative Editing
The following is my React code to create a simple app containing a table which can be edited by multiple people at the same time. Each client connects to a WebSocket via a custom hook. The WebSocket ...
- 11
2
votes
0
answers
30
views
Efficient code to move a node under another while keeping all HierarchyId's as integers and sequential
I'm playing around with an app that will need to read Hierarchy trees quickly but will seldom modify them once created. I've chosen to use HierarchyIds with Entity Framework to model the hierarchy. I ...
- 21
4
votes
2
answers
243
views
Time Format Conversion Utility
The code defines a Python script for converting time between 12-hour and 24-hour formats.
Review Goals:
Is the code idiomatic? (Am I using any outdated practices or functions?)
Is there a simpler way ...
- 2,929
8
votes
8
answers
3k
views
Can I lessen the use of boolean flag variables in this snippet?
Below snippet is part of a game application's logic and the Update function is called every frame (about 60 times a second).
...
- 199
2
votes
1
answer
263
views
A very basic calculator in C#
I'm trying to learn C#, I made this calculator with my current knowledge. It works as I intended, but I'd appreciate some input on my code.
...
- 21
2
votes
1
answer
96
views
Project Euler Problem 1: Multiples of 3 or 5
The following is my solution to Project Euler Problem 1: Multiples of 3 or 5.
...
- 23
9
votes
2
answers
144
views
Hangman game in C
I am a beginner who wrote this simple Hangman game in C for fun and to practice programming. I am looking for advice on optimizing this code and making it adhere to best practices. Are there too many ...
- 123
2
votes
1
answer
68
views
Reorganice (and style) form's output in HTML using JQuery: how to do it better?
To clarify: The code in "What I achieved" is working. I'm looking for suggestions so I can improve.
I'm quite new with JQuery (and javascript) and I've been learning while styling a forum. ...
- 21
4
votes
1
answer
149
views
Cellular Automata Python Class
I've been working on creating a simple Class for a Cellular Automata. It generates a grid of NxM dimensions populated by Cell objects - Pretty straightforward class to save the state of the cell-. It ...
- 65
3
votes
1
answer
53
views
Finance Manager with Embedded Database
I made an CRUD application in Java with JavaFX, H2 Embedded Database and Maven. Can you review my code quickly? Is it well written? What should I improve on it? I don't know if my code is written ...
- 31
2
votes
0
answers
69
views
Javascript basic search engine recipes
I have made a search engine for recipes. Requirements for this JS Project are as follow:
Create a function called searchRecipes that takes all recipes and an ...
- 21
2
votes
1
answer
62
views
K&R excercise 1-21 Write a program entab that replaces strings of blanks by the minimum number of tabs and blanks to achieve the same spacing
Exercise 1-21. Write a program entab that replaces strings of blanks
by the minimum number of tabs and blanks to achieve the same spacing.
Use the same tab stops as for detab. When either a tab or a ...
- 143
6
votes
2
answers
1k
views
Another pig latinize rust implementation
Yes, I know this exercise has been posted before, but I'm posting it again because I want feedback on why certain parts of my code aren't idiomatic. I'm new to rust, and my code works, but as I said, ...
- 958
2
votes
1
answer
116
views
SystemVerilog implementation of an N-bit prefix adder logic design
I want some feedback about my code (anything is welcome). It is working, but it feels like a clumsy implementation. Because I am self-learning from a book without an answers section, it becomes ...
3
votes
1
answer
84
views
Simulate M random walkers N times and visualize relationship between walker number and grid size
Problem statement: Suppose that n random walkers, starting in the center of an n-by-n grid, move one step at a time, choosing to go left, right, up, or down with equal probability at each step. Write ...
- 307
4
votes
2
answers
617
views
Rust Elo rating
I have just started learning Rust and wanted some feedback on a simple program for calculating Elo ratings.
All of the following code was in a single file, but I imagine that this is the part that ...
- 43
4
votes
1
answer
111
views
Packet generation and consumption
I have the following simplification of a program which consists of 2 threads. One thread pushes packets to the back of a deque while another waits for user input before performing a "heavy" ...
- 379
2
votes
1
answer
96
views
Count the Streaks in a coin flip and display the number of Head vs Tail Streaks
Like title says programs shows you the number of streaks and how many of each. Is there anyway to break this down. Feels like it's too many variables.
...
- 31
1
vote
2
answers
344
views
Multi-Client Socket Communication with Thread Pool in C++
I've been working on implementing a multi-client socket communication system with a thread pool in C++. The system comprises three main components: logger.h, socket.h, and thread.h, which handle ...
user274839
1
vote
1
answer
149
views
C++ arbitrary base convertor
This is my second C++ program. Again, I wrote it all by myself. I only started learning C++ yesterday.
The concept of the program is simple; it should read input from ...
- 3,014
2
votes
1
answer
89
views
It acts as a booking system allowing user to create an account, create bookings and cancel bookings
As the title says, it manages to create accounts, create bookings and cancel them. I am relatively new to coding, so i was wondering how did i do? What are some improvements that i could do? Any ...
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