All Questions
8,077
questions with no upvoted or accepted answers
33
votes
0
answers
1k
views
Making a generic NSMapTable replacement written in Swift thread-safe
This is a follow-up to this question.
While discussing some details about the code I posted there, I came upon a problem with thread-safety. After searching and trying different things, I reached a ...
- 541
29
votes
0
answers
674
views
Definitional Returns. Solved. Mostly
I have made the bold claim that a longstanding problem in Rebol is "now solved"...that of "definitional returns".
But of course, such claims need some peer review, and there's always some new trick ...
26
votes
0
answers
643
views
Pacman implemented in OOP VBA
What?, Why?
I have been inspired by several other posts on the topic of OOP implementations in VBA to try and create a Pacman clone. I think this task is not all that hard in most languages; but, I ...
- 361
24
votes
0
answers
350
views
Rubik's cube mode for emacs
Following is a dumb implementation of Rubik's cube for Emacs. I am not well versed in writing (e)lisp, so I ask for a review and corrections.
...
- 465
24
votes
0
answers
2k
views
Repository pattern in Rust
I'm looking to add a thin layer of abstraction for database interaction in my application. I'm not really looking for a full blown ORM or advanced query builder.
I am familiar with Diesel, but its ...
- 561
23
votes
0
answers
367
views
Mucheck - a mutation analysis tool for Haskell programs
We have been working on a mutation analysis tool for Haskell tests called MuCheck. It accepts any Haskell source file, and a function name to mutate, applies a defined set of mutation operators on it, ...
- 3,137
22
votes
0
answers
419
views
Multiplying big numbers using Karatsuba's method
The Karatsuba algorithm, first published in 1962, aims to speed up the multiplication of big numbers by reducing the number of 'single-digit-multiplications' involved.
Because of its complexity (...
- 4,058
19
votes
0
answers
309
views
Water flowing swiftly over farmland – The August 2016 Community Challenge
This is my attempt to solve the August 2016 Community Challenge in Swift. I tried to implement the algorithm
described by @200_success:
Each Cell keeps track ...
- 22.3k
19
votes
0
answers
185
views
Timeoutable computations module
Defines a simple module for timeoutable computations, with the ability to return
arbitrary intermediary results on timeout or the final value otherwise. It also
allows default return values.
The ...
- 191
18
votes
0
answers
243
views
Progress Bar for Excel
Any future updates can be found at Excel-VBA-ProgressBar
What I've been using so far
For the last 6 years I've been using a progress form which I wrote in VBA using just Windows API calls. The code (...
- 1,001
18
votes
0
answers
4k
views
How to stream data directly from the database through a 3 tier architecture
The problem: generating a CSV file that is too large be stored in memory in a 3 tier architecture, without the complexity of saving the file to storage.
The solution: I've managed to write something ...
- 447
18
votes
0
answers
351
views
Modularizing a Game Scene in Sprite Kit
I am trying to modularize the main SKScene of my strategy game. I am not sure that my approach is correct so I would love to get a review of the following code.
...
- 8,569
18
votes
0
answers
437
views
Shepard Tone stream generation in Clojure
This is my work to generate an infinite Shepard Tone. It is written in Clojure and works by generating repeating streams of incrementing frequencies, converting those to values on a sine wave and then ...
- 303
18
votes
0
answers
1k
views
PowerShell module for formatting objects using Razor
I managed to get something up and running, but I've no idea whether there are better ways to do this. I've spent all morning trying to figure out the best way to use parameters (allowing objects from ...
- 281
17
votes
0
answers
859
views
Autotools detect C++ language standard support
I have been updating my build tools to optionally use autotools (autoconfig/automake/libtool etc.).
As part of this change I have written a couple of M4 macros. This not being something I have done ...
- 91.5k
16
votes
0
answers
2k
views
Realtime concurrent Haskell MIDI buffer
Problem Background
MIDI is a serial representation of control signals to a sound generator. Typically, a noteOn message initiates the attack phase of a sound at a given pitch. The note will ...
- 261
16
votes
0
answers
183
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 ...
15
votes
0
answers
367
views
Ruby chess engine gem
This is my first Ruby gem that claims to provide all the rules of the chess game. My goal was to keep this library as simple as possible via OOP principles, and I'd be glad to hear any feedback from ...
- 151
15
votes
0
answers
175
views
Download files in parallel
This module has a ensure_downloaded function which takes a slice of Urls. It downloads all of the urls to a local downloads ...
- 28.7k
14
votes
0
answers
472
views
BattleShip - Ships & Players
I'm making a full-blown OOP Battleship game in VBA (previous post: Battleship Grid), and I want this code to be as good as it gets - and better, if I can.
I've refactored a few things, introduced a <...
- 74.6k
14
votes
0
answers
1k
views
C++11 Threadpool
I have developed a threadpool using the standard c++11 features and am looking for feedback.
Right now I think the implementation is pretty solid, but as I recently learned about multithreading I'm ...
- 335
14
votes
0
answers
925
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 ...
- 378
13
votes
0
answers
776
views
Let's register that Django user
Short intro
So, I've been using Django for a while now and thought it would be nice to start a simple application. In an ideal World, each app must have a way of letting its users register and that's ...
- 8,917
13
votes
0
answers
3k
views
Socket application using TPL
This is an application I wrote that allows multiple TCP clients to share a single TCP connection to a remote server (hosted project, and a demo). Traffic generated by the server is forwarded to all ...
- 231
12
votes
0
answers
300
views
Code to fill PE import address table
I wrote a program to test AV engines against encryption. When it runs, it will compute some key, decrypt an executable it has in its data section and copy it to the locations where the executable ...
- 849
12
votes
0
answers
1k
views
Flask view dependency injection
I've been into trying to have an as simple as possible dependency container in Python and with your help managed to conceive TinyDIC, many thanks.
Now, I use Flask for my apps, and from by background ...
user110810
12
votes
0
answers
192
views
Multithreaded Groovy Mandelbrot
Seeing as it's October, I thought I'd do the community challenge. Due to my inexperience coding in Groovy, I decided to give Groovy a go. I'm not sure how well I followed Groovy conventions, and the ...
- 3,235
12
votes
0
answers
443
views
Idiomatic way to implement `tail -f` in clojure
Disclaimer: This is just an educational task to learn how to program in Clojure and switch brain to immutable state-way of developing (the provided snipped has some unused variables which I didn't ...
- 389
11
votes
0
answers
309
views
Host-Agnostic Model-View-ViewModel Infrastructure
I've written an API that unlocks some serious MVVM capabilities with VBA's MSForms UI framework.
This is the complete code-behind for an example ...
- 74.6k
11
votes
0
answers
3k
views
Sending notifications with Django channels
I have project on Django wich use Django Channels. I use Django Channel for sending notifications to users who are subscribed to articles changes (adding/editing/deleting comments on article).
So I'...
- 211
11
votes
0
answers
768
views
A polymorphic callable wrapper for any callable
I recently answered a question that had an interesting problem statement (I've slightly modified the wording):
I have an abstract class A which is base for the ...
- 3,473
11
votes
0
answers
2k
views
Function to conect to Firebase Rest API via Access VBA
This is the application for small school, which will store students' info in Firebase and also retrieve data from Firebase. I am using JSON Parser to parse the data and save the same in Access tables.
...
- 249
11
votes
0
answers
182
views
Parser for a custom scene definition format for a raytracer
For a raytracer I’ve been writing with a classmate, we use a custom scene definition format that allows specifying shapes, composite shapes, materials, lights, cameras and transform and render ...
- 3,659
10
votes
0
answers
178
views
Low Level VBA Hacking - making Private functions Public
NEW: Download demo files
Not sure what to title this - essentially, inspired by RubberDuck's unit test engine, I've created a way to call private methods of standard modules in VBA. It also lets you ...
- 1,998
10
votes
0
answers
873
views
Geode Contents Predictor StardewValley Mod
The goal
I really enjoy the game Stardew Valley. One of the things that the game has are geodes. Much like real-world geodes, these geodes can be cracked open, and you can find some fun things inside....
- 7,673
10
votes
0
answers
230
views
Nested cross-origin iframes for secure user-configurable javascript tools
Context
I'm trying to build a system in which a tool (the Client) will generate a header to be used as part of an HTTP request from the user's browser.
The user should be able to choose their own ...
- 3,004
10
votes
0
answers
457
views
CSS image slider (no JavaScript)
HTML / CSS Slider. No JavaScript.
Wanted to make an all CSS Image Slider. Though there are plenty of pre-made options setup a lot seem clunky or add a lot to load time. Have ideas for some more ...
- 461
10
votes
0
answers
572
views
IPv6 parsing in rust
Here is code to parse an IPv6 address.
An IPv6 address is 128 bits long.
When represented in its printable form, its hextets (1 hextet == 16 bits) are represented as hexadecimal numbers, and are ...
- 407
10
votes
0
answers
394
views
C++ Parsing with chain of responsibility
The task was to create the parser for the string input, that would return the std::vector< int > of parsed numeric results and the type of given input (e.g. numbers, division by zero error, out of ...
- 101
9
votes
0
answers
714
views
Private VBA Class Initializer called from Factory #2
About
This is a follow-up of a previous question Private VBA Class Initializer called from Factory. I've decided to create a new question instead of answering my old question because I would like the ...
- 1,001
9
votes
2
answers
210
views
A Server and Client Chatroom Using Sockets and Threading
I made a chatroom with a server and client python files, using Sockets and Threading as a project. I'm interested to acquire ...
user222934
9
votes
0
answers
450
views
Hunt the Wumpus GUI (FLTK)
I used the code from the text based hunt the wumpus game discussed here: Text based game “Hunt the Wumpus” Version 3 to create a gui Version based on excercises from PPP by Stroustrup.
For the GUI i ...
- 2,976
9
votes
0
answers
1k
views
Cyther: The Cross Platform Cython/Python Compiler (Take 2)
I recently posted an earlier version of this code on Code Review, and now with the given suggestions and many other improvements, I am back. I included the description of exactly what Cyther is ...
- 534
9
votes
0
answers
619
views
Sieve32FastV2 - A fast parallel Sieve of Eratosthenes
I’ve created a much cleaner, better designed version to my parallel sieve. I’ve implemented most of EBrown’s micro-optimizations but also revamped the code on my own (that is not in direct response ...
- 5,532
8
votes
0
answers
93
views
A VBA program to quantify the performance of code execution timers
Motivation
I am interested in optimising the execution time of code with short (fast) execution times on the order of microseconds (µs), but that will be used with high frequency (e.g. like ...
- 181
8
votes
1
answer
121
views
Structuring of my tkinter music player program
This music player app hasn't really completed yet but it runs the basic functions of a music player, which include play/pause, volume adjustment, next/prev, shuffle and repeat functionalities. However,...
- 123
8
votes
0
answers
220
views
A simple Qt + MQTT doorbell application
So I built a house recently and didn't want to rely on "privacy-questionnable" systems like Google Home or Amazon whatever so I decided to build a doorbell system myself.
Hardware
I use a ...
- 181
8
votes
0
answers
178
views
React Typescript Boilerplate
I'm trying to build a React Boilerplate Using multiple tools. They are all: React, TypeScript, ESLint, Webpack, Babel, Prettier, VSCode and with Airbnb's code style guide.
Actually, this is my first ...
- 81
8
votes
0
answers
129
views
Calculation of independence test statistic
This code (~30lines) detects independence between variables in a dataset, by using a bootstrap of a statistic. This is fully-broadcasted, but it's still long.
Reading it, or making it run, do you ...
- 195
8
votes
0
answers
3k
views
Responding to Events of Dynamically added Controls
I was asked for an example of a class to wrap dynamically added controls as I suggested in this Answer. Although it is out of the context of a Code Review, I thought that it would make an interesting ...
- 4,028