All Questions
433 questions
5
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4
answers
284
views
8
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0
answers
117
views
Faster VB6 / VBA class deallocation
VB6 / VBA is slow to deallocate class instances
VB* class instance deallocation becomes exponentially slower the more instances of that particular class there are.
Quick test. You will need:
Guido's ...
- 1,626
1
vote
1
answer
88
views
set Member Function Implementation for Image in C++
This is a follow-up question for draw_if_possible Template Function Implementation for Image in C++. In G. Sliepen's answer, set member function has been mentioned. ...
- 5,510
4
votes
1
answer
66
views
Implementing Intersections data structure that is able to hold a container of multiple types that maintains order in C++
I am trying to implement a way to store intersections of rays with arbitrary objects. So far I thought I could make the object derived from an interface and put that as the type in the Intersection ...
- 41
5
votes
1
answer
83
views
Backend-snippet of a full-stack web application for creating, viewing, and registering for events
The backstory (you can skip this if you want to)
This code stems from a project that I had to do for a presentation for a university class around November 2023. The task was the following:
Create a ...
- 53
6
votes
3
answers
1k
views
Simple Container Class
I'm learning C++ and trying to create my own container class just for practice (I know about vector, list, map, set). I plan to improve this class and add new methods as I learn new material. Please ...
- 161
5
votes
2
answers
696
views
What is the best way to set a class value to a variable in Python if it exists in a dictionary?
I have this code which sets values in a location class from values from JSON data.
...
- 153
10
votes
2
answers
1k
views
A simple Python class designed to facilitate investment portfolio analysis
Background
In an attempt to learn a bit more about investing and economics, I've begun writing a simple historical portfolio analysis tool in Python.
The ...
- 253
3
votes
1
answer
176
views
Snail matrix in Java - version III (generalizing)
Once again, in the previous version,
Alexander Ivanchenko helped me with his awesome answer.
Now, I have improved the toString() and, also, generalized the class ...
- 29.8k
4
votes
1
answer
331
views
Snail matrix in Java - version II
(This post is the continuation of Snail matrix in Java. Also, this post has an continuation.)
As previously, a snail matrix is any square matrix \$M_n = \mathbb{N}^{n \times n}\$ with cell elements ...
- 29.8k
6
votes
2
answers
895
views
Snail matrix in Java
(This post has an continuation: Snail matrix in Java - version II.)
Inspired by this post, I decided to solve that problem in Java. The idea is to decide on an \$n \in \mathbb{N}\$, create a square ...
- 29.8k
4
votes
1
answer
87
views
Terminal based game: Part 3 (Using templated game)
Working from previous posts
In this post: Terminal based game: Part 2 I introduced the concept of a Game object. To build a game like Terminal Base Snake you could ...
- 96.6k
2
votes
1
answer
74
views
Dynamically mapping an API's setting IDs to instance methods using Descriptors
I'm working with an API, where the url can be constructed with setting_ids. To more clearly indicate the functionality of the setting ids I am mapping them to a WriterClass' methods, with relevant ...
- 135
0
votes
1
answer
68
views
Should the SqlConnection Be a Class Field or Should I Pass It In and Out Of Functions As Needed?
I am writing a C# Database connection class and I am trying to adhere to best practices and produce clean code.
In the CreateAndOpenDatabaseConnection function ...
- 117
0
votes
1
answer
49
views
Updating class method to use data from new weather API endpoint while keeping same return value object structure as with old endpoint
I needed to update a class in Node.js that parses the response from a new weather API endpoint but still preserves the same object structure and key values from having been using the old weather API ...
- 164
5
votes
5
answers
374
views
Using MergeSort to sort data structured in Person class based on object attributes (DRY)
I am working on a program that sorts data using mergesort. I implemented functions to 'Person' class to make it comparable, sortable, subscriptable, iterable, and castable (to float, int, and string). ...
- 51
1
vote
2
answers
134
views
Mapping an API's setting IDs to setting names with class methods, enabling clearer utilization
I'm trying to access an API using the requests library in as clean a manner as possible. The API is accessing various settings of various devices. I'd like to keep my code as readable and ...
- 135
1
vote
1
answer
114
views
An Updated Multi-dimensional Image Data Structure with Variadic Template Functions in C++
This is a follow-up question for Multi-dimensional Image Data Structure with Variadic Template Functions in C++. Considering the suggestion from G. Sliepen:
Make everything work for more than 5 ...
- 5,510
2
votes
2
answers
128
views
Alternate **kwargs for class __init__ function [closed]
I want to set up a Python class so that it can be constructed with one set of parameters or another. I'm trying to mimic C++ function templates. I tried alternate constructors. In the actual code I'm ...
- 81
5
votes
1
answer
294
views
Multi-dimensional Image Data Structure with Variadic Template Functions in C++
This is a follow-up question for Three dimensional data structure in C++. I am trying to implement multi-dimensional image data structure with variadic template functions. For example, ...
- 5,510
3
votes
1
answer
95
views
Random generation of points for the graphs of 3 stock share parameters
I currently studying OOP and related design patterns, and tried to implement random data generation for some stock charts using OOP as an exercise.
This code randomly generates data points for 3 ...
- 33
5
votes
2
answers
840
views
Three dimensional data structure in C++
This is a follow-up question for Three dimensional gaussian image generator in C++. Considering the suggestion from G. Sliepen:
Structure of a 3D image
Your 2D ...
- 5,510
0
votes
3
answers
160
views
Declaring type definition once for all variables
To avoid the use of magic numbers, I created a static class to store some integer values that are represented inside a database. I avoided using enums because I need to cast them every time I use them....
- 103
1
vote
1
answer
73
views
Python3 tokenizer abstract baseclass ( Without the permission to be instantiated directly )
I'm a newbie python developer, and fortunately I have been introduced to the principle of abstract base classes and they seemed pretty interesting to tackle while going forward in my Python journey.
I'...
- 399
1
vote
1
answer
208
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 ...
- 399
3
votes
2
answers
126
views
Defining hardware components structure
I'm writing firmware for my Arduino project, and I'm struggling with a clean, scalable hardware mapping structure. Initially, I had the following namespace:
...
- 33
4
votes
1
answer
63
views
Improving readability of semi-nested classes for loading data of separate runs of a joint testing campaign
A bit of background:
Most often I am analysing data (mostly timeseries) of mechanical machine conditions (vibrations, temperatures...) that were acquired in different 'runs'. All runs were acquired ...
4
votes
1
answer
196
views
Blog site generator in python
Summary:
This project is a simple static blog site generator written in python, utilizing pandoc to convert posts written in Markdown to HTML. It is essentially a follow up to my previous post: blog ...
- 901
7
votes
3
answers
209
views
C++ String Class Reimplementation
I started learning C++ about a week ago and I was hoping somebody can critique my code. I decided to implement my own basic String class just for the sake of applying all that I've learned about ...
0
votes
1
answer
103
views
PHP Class to render HTML div styled tables v2 [reviewed by me]
After my previous question I made several changes and came up with this. Remember: I wrote this for PHP 7.0.33. I'm aware I should upgrade, save the advice :)
...
- 199
5
votes
3
answers
845
views
Library: Point class
Recently I made a point dataclass and a point_calc class which performs various commonly used algorithms on a point.
...
- 199
2
votes
1
answer
518
views
PHP Class to render HTML div styled tables v1
This class aims to render an HTML compliant div styled table. I added a help() method that provides usage and styling in a more user-friendly way. Besides the ...
- 199
2
votes
1
answer
105
views
HTML form Class
After my previous question I revised the code to the code below. I am using PHP 7.0.33 and tried to accomplish PSR-12 as much as I could. In "condensed usage" in the docblock you can find a ...
- 199
3
votes
2
answers
695
views
PHP HTML form Class - so far so good?
I am writing this class to render HTML forms. It is working as expected, so far. There are many things to be done yet (including testing). Is it ok to keep this way?
...
- 199
2
votes
1
answer
102
views
PHP Pagination class (Clase para paginar resultados)
This is my first question in Code Review. I apologize in advance for using Spanish (my native language). I thought there was a spanish version of Code Review.
This class is meant for pagination. It ...
- 199
-4
votes
1
answer
86
views
any bits unsigned integer [closed]
This is a class that acts as an unsigned integer with a variable amount of bits.
...
- 23
1
vote
0
answers
107
views
Storing multiple PyTorch tensors of different shapes with names that are not known by advance
I need to create a container for instances of torch.Tensor of different shapes, where I can call them by their name.
It is a use case for a dict except that:
I don't want to rely on the heavy syntax ...
- 111
2
votes
1
answer
106
views
Making a game using python and pygame
I am making a game using python and pygame and as my game started to grow, in some of my classes the number of instance variables started to get big.
Like in the settings class is like this:
...
- 123
1
vote
2
answers
151
views
A simple String class and its special member functions
I am learning the behavior of C++'s special member function, using a naive String class as example. (The code is modified from this tutorial) Here is the ...
- 297
2
votes
1
answer
161
views
Java program for complex math utilities
I've got 2 Java programs, with the aim of solving some matrix math that involves complex numbers (an EE problem). Both programs have main functions, the one with all the complex math operations has a ...
- 21
0
votes
1
answer
78
views
GPG class for AJAX calls
I want to know if this GPG class in PHP is up to snuff as a professional-level class. I did my best to include everything and make it easy to use. I'm calling the object by invoke(). If anyone can ...
2
votes
3
answers
136
views
Rock Paper Scissors with file save/load
Took me a couple days and I had to make 2 versions. Version 1.2 is better looking and more readable, with better functionality. No where near optimized though, as I know nothing about that.
Save and ...
- 199
1
vote
1
answer
146
views
Interconnect Recipe and Notes
I'm currently working through a tutorial. The project is a recipe website.
One of the lessons to "save some lines of code" and use bidirectional setters for bidirectional relations of ...
- 119
4
votes
1
answer
215
views
Simple console menu backend with calculator implementation in Python
I've written a simple calculator in Python. I want to show not much effect of the action but the logic behind it, by that I mean console menu implementation in the ...
- 451
3
votes
0
answers
72
views
A Haskell-style "maybe" type in Python, version 2
I have decided on a preferred solution to my question A maybe type in Python. Which implementation is best?, and have expanded it to be more ergonomic. I have implemented a host of utility functions (...
- 499
3
votes
2
answers
1k
views
Football team match result summary table
The program is taken on the standard input a list of football team games with the result of the match and displays on the standard output a summary table of the results of all matches.
A team is ...
2
votes
1
answer
223
views
Fetch data from two exchanges
I'm trying to fetch the latest price from two exchanges and to do further actions based on the prices.
exchanges.py:
...
- 107
1
vote
1
answer
95
views
Investment capital calculator(Python)
The program is simulate a situation where my goal is to lose money in Corresponding exchange, however I will win max_lose times ...
- 107
1
vote
1
answer
51
views
Sparse String Matrix Storage Class C++
Introduction
I implemented a class to store a matrix with entries at positions (i,j) that are strings. The matrices I would like to efficiently store in this class have strings as entries and it ...
- 113
2
votes
1
answer
179
views
Create a string "Build" number for procedures and module
The class assigns various strings to the build number. So the build might look like 3.4.5.1 which would be of the format ...
- 121