Code Review Stack Exchange Newsletter – Friday, January 20, 2023

Top new questions this week:

Euler's brick generator in C++

I stumbled upon this unsolved problem of math named Euler’s brick. I wrote a program in C++ to generate solutions for Euler’s brick problem. It searches from …

c++ performance algorithm mathematics

asked by RandomCoder59 Score of 9 answered by Toby Speight Score of 10

Follow-up: C program for storing the time of the sunset and sunrise

This is a follow-up to the question: C program for storing the time of the sunset and sunrise After receiving a lot of great help and critique I’ve updated my code. Questions Are there major issues …

c

asked by Max Score of 6 answered by pacmaninbw Score of 6

Rock, Paper, Scissors game with CPU

I have written the below shared code and wanted to ask for some optimization tips or even alternative (more elegant?) ways of solving the task at hand (maybe without …

beginner c game rock-paper-scissors

asked by Gisvaldo Score of 6 answered by J_H Score of 8

Compressed output of set in python

In order to provide a better output of sets with many consecutive elements (a similar class could be written for a list or tuple,…

python-3.x set

asked by Looser User Score of 5

Prune unreachable sections of a directed graph

I have a graph represented with an Adjacency set similar to: …

c++ performance graph

asked by Tom McLean Score of 5 answered by G. Sliepen Score of 3

Write a Program Detab That Replaces Tabs in the Input with the Proper Number of Blanks to Space to the Next Tab Stop

Continuing my K&R journey! Please see below for my solution to: Exercise 1-20: Write a program detab that replaces tabs in the input with the proper number of blanks to space to the next tab stop….

beginner c

asked by iamericfletcher Score of 5 answered by chux – Reinstate Monica Score of 4

Write a function reverse(s) that reverses the character string s. Use it to write a program that reverses its input a line at a time

Continuing to slowly progress through The C Programming Language by Brian Kernighan and Dennis Ritchie. The code I came up with below is for …

beginner c

asked by iamericfletcher Score of 5 answered by Reinderien Score of 6

Greatest hits from previous weeks:

Converting DataTable to List of class

I am using ExcelDataReader to import an Excel file to a dataset. Example Excel table: …

c# performance linq converting .net-datatable

asked by devspider Score of 47 answered by Gaui Score of 41

Finding the closest point to a list of points

I’m trying to find the closest point (Euclidean distance) from a user-inputted point to a list of 50,000 points that I have. Note that the list of points changes all the time. and the closest distance …

python performance numpy clustering

asked by dassouki Score of 49 answered by Jaime Score of 42

Stack implementation using linked list

This is a working stack implementation using a linked list. I’m just curious to know if this is a good way of doing it. Any suggestions are welcome. Can we keep track of the number of elements in …

c++ linked-list stack

asked by Software Engineer Score of 15 answered by Jamal Score of 10

Fade-in and fade-out in pure JavaScript

I decided to build my own fade-in fade-out function, since that is all I need on my page. Please comment on things I can make better. …

javascript animation

asked by Hakan Score of 14

Printing the sums of numbers from 1 to 10 with only 1 loop

The code below prints sum from 1 to 10: \$1\$ \$1+2 =\$ \$1+2+3 =\$ \$1+2+3+4 =\$ \$……\$ \$1 + … 10 = 55\$ …

java

asked by ERJAN Score of 4 answered by bowmore Score of 14

Snake game in C

Here is a very basic Snake game in C, which I just want to make better. The game is working perfectly but it is very annoying because when playing it, it is always blinking. I hope that somebody could …

performance c game snake-game

asked by user37389 Score of 15 answered by syb0rg Score of 17

Determine whether to push or update object in array based on unique ID

I am trying to write a basic function that will decide whether the object already exists in array of objects based on unique id that is inside this object as a property. Upon searching I came up with …

javascript object-oriented array

asked by J. Doe Score of 8

Can you answer these questions?

Gather product information from the Apotheek Dedeyne web site

I’m learning Python Scrapy, and I’m scraping product information from the following website: apotheekdedeyne.be/ This project is for personal learning & …

python performance web-scraping scrapy

asked by Seraph776 Score of 3

Helper functions to get, set and remove from Firefox browser storage. Also, to get, push and remove from lists stored in the database

I am making a plugin for Firefox, this is (more or less) my first time working with JavaScript. Is this a reasonable design for working with both values and lists in a database? …

javascript beginner array database

asked by Emil Holmsten Score of 1

Python script copying specific table data from multiple docx files into an XLS file

The code copies the second column from the right of all the docx files’ tables from the folder where the py file is saved, and does some editing on the content in specific cases. The problem that it …

python performance converting

asked by Domi Szécskai Score of 3 answered by J_H Score of 0