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Questions tagged [beginner]

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445 questions with no upvoted or accepted answers
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15
votes
0answers
174 views

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 ...
14
votes
0answers
893 views

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 ...
7
votes
0answers
80 views

Using get_dummies to create a Simple Recommender System - Cold Start

Question: was using get_dummies a good choice for converting categorical strings? I used get_dummies to convert categorical ...
7
votes
1answer
148 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/...
6
votes
0answers
113 views

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 ...
6
votes
0answers
110 views

DSL for Makefile generation for dotfiles using symlinks

As I explain in my rant, I have been searching for a replacement to hand-crafted POSIX-make-compatible makefiles to manage my dotfiles (which use symlinks). I ...
6
votes
0answers
150 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 ...
6
votes
0answers
103 views

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: ...
6
votes
0answers
732 views

Recursive factorial calculations in Rust

I am trying to calculate very large factorials. I am looking to speed it up as 10000! takes approximately a minute and a half. ...
6
votes
0answers
2k views

Gin web framework middleware

As a beginner in Go, I'm seeking feedback on a web framework middleware I wrote up. I reckon that knowledge of the web framework is not needed for the code review. The goal of this middleware is ...
5
votes
0answers
60 views

Pi Calculator Using BBP (Bailey–Borwein–Plouffe) - Written in Cython With MPFR

I wrote a Pi Calculator using the BBP Algorithm in Cython. My specific goals are make the code more legible and more performant. This is a purely academic script in order to teach me how to implement ...
5
votes
0answers
57 views

Extracting numbers in specific ranges from a slice

Consider a slice with some floating point numbers: nums := []float64{0.17898, 0.25512, 1.98123, 1.35902, 0.97642} Suppose I want to extract the numbers lying in ...
5
votes
0answers
32 views

Printing a number from memory in assembly

I'm trying to work up to being able to print the hailstone sequence in assembly. To do that though, I first needed to learn how to actually print a number out using the ...
5
votes
0answers
230 views

Rabin-Karp algorithm implementation

This code uses the Rabin-Karp algorithm to compare two text files. It takes a few minutes when both files contain around 1000 words. How can it be improved? ...
5
votes
0answers
186 views

Tkinter application to manage school tasks

I'm a beginner in OOP programming and I'm wondering what is the best way to put all the windows and functions of a window application in the code. My biggest questions are: Am I using classes and ...
5
votes
0answers
312 views

HashMap exercise, Rust book Ch.8

I'm learning Rust by learning the Rust programming language book. I'm now implementing the solution for the third challenge. Using a hash map and vectors, create a text interface to allow a user to ...
5
votes
0answers
75 views

“Backend” of custom app made for editing Google Spreadsheet file

I've been learning some basics of python for few moths now. My friend, who works as salesman at company which sells hookahs, asked me if a could write a simple app which would help him maintain a ...
5
votes
0answers
10k views

(Python) Use IMAP lib to download attachments and email details

This is my first approach to programming in Python, so I hope you will "destroy" my coding! Idea is to use SSL connection to my mailbox and use IMAP to download attachments from emails with ...
5
votes
0answers
98 views

Console based file fetcher from URL with embedded file downloader

I'm new to programming. I wrote this following console based app in Python. It's a simple python script to fetch size, type and extension of a file from a given URL. it also includes an embedded ...
5
votes
0answers
112 views

Multiple rusty Sieves of Eratosthenes

To get more familiar with the multi-threading aspects in the Rust language I decided to multi-thread my earlier implementation of The rusty Sieve of Eratosthenes. I have to say that it is probably in ...
4
votes
0answers
219 views

Simple RESTful counting API in Golang

Description This is a simple (and hopefully) RESTful API in Golang that uses Redis. I have next to no prior experience in Golang and absolutely no prior experience with Redis. The API is a simple ...
4
votes
1answer
174 views

PowerShell - fast remove a directory with 10,000+ files

I am sick of File Explorer's super slow deletion speed, so I tried to write a PowerShell script to make deletion faster, and while it does its job, its speed isn't as high as what I intended it to be. ...
4
votes
0answers
110 views

Sorting Algorithm (from scratch) in Python

Updated (at the bottom) I am attempting to write a Python program where I have to create a sorting algorithm without the assistance of the built-ins (like the sort()...
4
votes
0answers
66 views

C program to sort files based on information within

I have written a C program to sort files (on Windows) into dynamically created subfolders based on information found in their data headers. I am a newb at C, especially memory management. The code ...
4
votes
0answers
73 views

kenken solver, python

I have written a series of functions to solve kenkens. The general strategy is to eliminate possibilities until only one remains for each cell. This first function eliminates all possibilities that ...
4
votes
0answers
58 views

Importer for binary datafile of PI88 Nanoindenter

As an exercise, I want to rewrite a C++ program to import measurement files (and later create excelsheets, reports ...). The measurement files split in 2 files, a binary file, and a xml-file. Because ...
4
votes
0answers
60 views

Molecular .pdb File Reader in Rust

I am new to rust and wanted to get going with a medium-sized project to help learn. I've settled on creating some basic quantum mechanics code which starts with this bare-bones file reader. It takes a ...
4
votes
0answers
83 views

React - pomodoro clock

I'm looking for some feedback on a pomodoro clock that I recently wrote with React. I'm pretty new to React and coding in general. I followed a couple of online courses, but I'm mostly self-taught. ...
4
votes
1answer
173 views

Project Euler # 53 Combinatoric selections in Python

There are exactly ten ways of selecting three from five, 12345: 123, 124, 125, 134, 135, 145, 234, 235, 245, and 345 In combinatorics, we use the notation, 5C3=10. In general, nCr = n! / r! (n−r)!, ...
4
votes
0answers
101 views

Swift iOS app for showing motivational quotes, with multiple screens

I'm one month into self-learning Swift, and I would like some advice to improve my coding skills. I have listed 2 situations that I think I need to improve. I'd like some feedback focusing on my use ...
4
votes
0answers
2k views

Simple C++ Console Snake Game

I'm a beginner programmer and i'm looking for interesting projects to improve my low skills. I decided to spend one evening on simple snake game in console. I made it with the help of YouTube tutorial....
4
votes
0answers
92 views

Sorted LinkedList

A linked list is a data structure that has a beginning, and an end. The only way through the structure is to go to the "next step", like stepping stones. This linked list works the same way, but in ...
4
votes
0answers
213 views

Simple routing in Rust

After my last attempt, I started to learn Rust again. This time I wrote a simple HTTP router. I would appreciate it if you could help me to fix my mistakes. Here is the link of the repository main....
4
votes
0answers
73 views

Butter side up?

I've written a piece of code that determines if a piece toast with butter lands on the butter-side or not, depending on its initial velocity and the table height. The code is written in Mathematica ...
4
votes
0answers
43 views

Translating Python to Rust: reading a Salesforce ID from a string

As a first project in Rust, I'm translating an existing, working piece of Python code. This code's purpose is to convert a 15-character Salesforce Id (which is guaranteed to be ASCII, exactly 15 bytes ...
4
votes
0answers
51 views

Download and analyze PDFs of Congressional records

This is built with Python 2.7.15. The goal of this script is to count the number of words spoken by each Senator on the floor of Congress between given dates. It pulls from the Congressional Record, ...
4
votes
0answers
298 views

Move-generation for chess in rust

In the last couple of days I have been programming a chess move generator in Rust from scratch. While it's intent is to be later used in a fully functional engine, where the speed of the move-...
4
votes
0answers
180 views

Recreated Microsoft's Console Registry Tool's query functionality in C++ (REG.exe)

I decided to try and recreate Microsoft's REG.exe query functionality."Reg.exe" is Microsoft's Console Registry Tool. I used Microsoft's documentation of "reg query" to recreate it's functionality ...
4
votes
0answers
827 views

Game of Life simulator, Python 3

Using Python 3.7.0, I've programmed a 'Game of Life' simulator. The output is displayed using tkinter. It's not meant to be limited to just Game of Life, though, as it's meant to also be used for a ...
4
votes
0answers
3k views

Compression/decompression using Huffman Coding Algorithm

I am writing a program that compresses and decompresses data using the Huffman Coding algorithm. About compression: this program will export 2 files: header file (contains characters' frequency for ...
4
votes
0answers
47 views

Parsing λ-terms using a very simple grammar

This is my first Rust program. It parses a string into a λ-term using a very simple grammar. Please evaluate style and use of ownerships / borrowing. ...
4
votes
0answers
614 views

Scraping website and print them via routers

I've been working on a personal project for a while which simply extracts some information from a website and save them as JSON files. Then I've decided to move those scraping functionalities to the ...
4
votes
0answers
138 views

Given a string of letters, output all English words formable using only those letters

As an introduction to Python classes and an exercise in recursion / tree-traversal, I wrote a small script that forms all English words using only the letters in an input string. Useful for things ...
4
votes
0answers
689 views

Error handling with C-string input using get() and getline()

I've just learned the basics of c-strings and how to read line oriented input. I noticed that fail bits are set for each function. However, not every problem sends a fail bit, so I thought this would ...
4
votes
0answers
570 views

Sound recorder, based on sdl2

This is my first Haskell program, a command-line sdl-based(so, hopefully, cross-platform), parameter-less sound recorder. Tutorials, articles or chapters that concern mistakes in my code are just as ...
4
votes
0answers
3k views

Creating Android layout with GridLayout

I'm trying to create a Layout with two columns which are next to each other (I'm accomplishing this behavior with a LinearLayout). Inside each column, I have two TextViews and two Buttons, which I ...
4
votes
0answers
154 views

Attempt at Idiomatic Hangman in Clojure

I am pretty new to Clojure & am loving it so far. After going through a few resources, I decided to make a hangman game. I'm wondering how idiomatic is my code & where can I improve it ...
4
votes
0answers
282 views

A GUI program for a Buzzer system using arduino

At the outset, I am a beginner at python, having started out about 2 weeks back. Aim- To create a GUI program, that can adequately work as a buzzer-management system. A buzzer, like those used in ...
4
votes
0answers
83 views

Duplicate vote checking

I am new to Django and added a vote duplicate check to the tutorial application. I set a cookie in the vote view: ...
4
votes
0answers
106 views

Dynamically creating login screen on Android devices

This has been an experience. I'm well above "hello world" java is not a language I use often when programming and I don't program too much. I find myself a lot on Google.... basically just about for ...

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