instruction stringlengths 71 95.1k |
|---|
I want to have a input element for currency where there is a currency icon always at the center (but it adjusts according to the number of digits)
Something like:
This is what I've come up with:
const input = document.querySelector('input');
input.addEventListener('input', resizeInput);
resizeInput.call(input);
fun... |
I have the following the function the retrieves a given webpage and returns the number of adverts that are on the page using a shortened version of EasyList (17,000 rules). Using multiprocessing, this scraped 18,000 pages in just over 2 days (which was fine at the time). However, I now have a dataset that is 10x larger... |
If you'd like to print this:
One Two Three Four
1 2 3 4
using this:
new Columns()
.withColumnSeparator(" ")
.withPad(" ")
.alignCenter()
.addLine("One", "Two", "Three", "Four")
.addLine("1", "2", "3", "4")
.print()
;
all you need is this:
import java.util.ArrayList;
import java.util... |
i want a flock with timeout, unfortunately i haven't found a good way to implement it (like a signaled timeout on an actual blocking request?), so i'm just trying and sleeping until success or timeout, code:
function flockWithTimeout($handle, int $flags, int &$would_block = null, float $timeout_seconds = 10, float $sle... |
Here's my second program in C, and my time/space analysis of this code.
I have been reading Modern C and I attempted this challenge on page 26. The prior pages are pretty much the only exposure I have had to C, for reference. I have a rough understanding of pointers but I have read no formal material on the subject.
Id... |
I need help to refactor this code, I think I can avoid the first two functions that filter the array. Also in the third part where I use the result of these two filters:
let currentWarnings = f.emplacementsForecastForAlerts.nextHoursVariableValues
.filter((x) =>
RiskService.getInstance()
.listDojoVaribleAle... |
The ‘skeleton’ of the game works, making it playable, so I’m mainly just looking for renditions and feedback on both the code, and the actual game.
Here’s the things I’m already working to fix/add:
Add color to text
Add startup menu
Find a way to put names in commander fights OR alternatively have player name their cm... |
I have a script that obtains urls that lead to a specific poem. This code current works and uses multiprocessing pools. I currently am getting restricted or blocked by some way from the website that I am attempting to scrape. How should I edit this code to scrape their site without slowing down their website (how slow ... |
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:
class Settings:
"""A class to store all settings for Alien Invasion."""
def __init__(self):
"""Initialize the game's static s... |
I'm currently following Java moocfi Helsinki course.
This is my current assignment :
In this exercise we are going to create a program that allows for searching for recipes based on their name, cooking time, or the name of an ingredient. The program should read the recipes from a file that the user provides. It might ... |
If you'd like to print this:
One Two Three Four
1 2 3 4
using this:
new Columns()
.withColumnSeparator(" ")
.withPad(" ")
// .alignLeft()
.alignCenter()
// .alignRight()
.addLine("One", "Two", "Three", "Four")
.addLine("1", "2", "3", "4")
.print()
;
all you need is thi... |
from typing import List
import itertools
my_string = "Atunci când citești un text trebuie să fii capabil să identifici ideea principală a textului și să o poți formula în propriile tale cuvinte"
my_list : List[str] = my_string.split(' ')
my_list2 : List[str| int] = [item for lis in list((len(word), word) if len(word)... |
Although throwing excptions for control flow is a controversial topic there are some quite popular examples of using this anti-pattern like C#'s async routines throwing the OperationCanceledException to cancel a task or python throwing the StopIteration to control iterators.
I thought I'll try to use such an exception ... |
Consider the following code:
#include <iostream>
#include <vector>
#include <fstream>
class Person {
std::string name;
public:
Person (const std::string& n) : name(n) { }
Person() = default;
std::string getName() const { return name; }
void save (std::ostream& os) const { os << name << '\n'; }
... |
I'm currently learning Vue JS and I made a simple app that pulls information from API and displays facts about a country given a 2-letter country code. I'm looking for feedback on how to improve the code. I'd appreciate any feedback. Many thanks.
This is my app.vue
import axios from "axios";
export default {
name: "... |
Context
This program has been created to "fix" files originating from Cobol databases. In Cobol, files extracted via something called a "copy" have the same number of characters per line. However, user inputs might include new line characters which can cause problems when interpreted by other systems.
This program aims... |
I want to rewrite if else statements with something nicer or refactor the code i have to something neat using javascript.
below is the code,
const title = () => {
if (result) {
//here checking if the title field is not undefined or null and title field
//has no empty string ""
if (result?.t... |
TestAssignment is a Python class designed to check certain conditions in a Git repository. It has several methods that check for the existence of required files, the initialization of a Git repository, the status of untracked files, and the status of committed files.
The constructor takes several arguments, including t... |
Newbie here. I want to write a code that can open an SSH Tunnel for a remote server, then read out the data from a PLC and transfers it in JSON format via MQTT. This is my code, but I don't think this is a the clearest and most effective version of it. I want to host it in Azure Function and trigger it once a day with ... |
#include <iostream>
#include <vector>
#include <memory>
#define IS_DIGIT(x) x >= 48 && x <= 67
static unsigned int allocated = 0;
void* operator new(size_t size)
{
allocated += size;
void* mem = malloc(size);
//std::cout << "allocating: " << mem << " with size: " << size << std::endl;
return mem;
... |
I am working on a Python C-extension to calculate Damerau-Levenshtein distance. I am not really familiar with C at all--I just know that it generally has better performance. However, I am not sure how to bring about these performance gains. I translated a Python version from https://github.com/jamesturk/jellyfish/blob/... |
This post is in succession to this question. I have implemented all functionalities like castling, en-passant, pawn promotion etc. 50 move rule and 3-move repetition is pending.
I would like my code to be reviewed before going to the AI (simple) part of the project.
I would appreciate any improvements and also bugs fou... |
Authorization Requests spec defines new authorization_details parameter. The authorization server have to somehow compare this parameter to decide whether client wants less, more or the same access.
My way to achieve this is to except two JSON arrays, but I feel my algorithm is not clear and not efficient.
My code look... |
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 to make it clean. I was originally thinking about this but it is heavy...
from typing import Dict
from torch import Tenso... |
This is a smart contract that I wrote in Solidity which is intended to store Ethereum securely. I intended it to be simple, mostly because I wanted it to be inexpensive to deploy and gas efficient. I decided to write it because I could not find an existing solution that was not very expensive to deploy, and I wanted to... |
I am currently learning C++. I coded a tiny program for school and I wonder if there could be issues (like bugs or security issues) with it.
Any ways to make it have weird behaviours would be very appreciated, any suggestions to improve my code in terms or performance or readability are also welcomed.
Instructions
Giv... |
This class will fires a certain amount of ticks per second. I would greatly appreciate any suggentions, I'm more then welcome for any feedback since I haven't coded for long in C#.
It is intentional that if there is a heavy load on the ticks that the ticks per second don't match the desired input. It is more of a maxim... |
I have a struct which, depending on options, I want to serialize to json with different subsets of the fields. However, my existing solution leads to a large amount of hard-to-maintain boilerplate. I'm sure there must be an elegant solution, but as a newcomer to rust I'm not sure what it is.
The context of the code is ... |
I want to do template metaprogramming to compute the conversion from std::variant<Ts...> to std::tuple<std::vector<Ts>...>
I came up with something that worked
template <typename T>
requires std::is_specialization_of_v<T, std::variant>
struct type_transpose {};
template<typename... Args>
struct type_transpose<std::var... |
I had a login code like this:
$jmeno = $_POST['jmeno'];
$heslo = $_POST['heslo'];
$sql = mysqli_query($pripojeni, "SELECT jmeno, heslo FROM databaze WHERE jmeno = '$jmeno'");
while ($data = mysqli_fetch_assoc($sql)){
$db_jmeno = $data['jmeno'];
$db_heslo = $data['heslo'];
}
if ($jmeno == $db_jmeno AND $heslo ... |
I'm trying to "optimize" the command below. In other words, to make it suit my needs using best practices. I found a lot of posts regarding the "upsert" operation and there were a lot of solutions and in the end, I'm not sure which one is best.
The term upsert is a combination of the words “update” and “insert.” In th... |
Recently I was watching two YouTube videos criticizing a function which sums the even elements in an inclusive range, the original function looks like this:
int calculate(int bottom, int top) {
if (top > bottom) {
int sum = 0;
for (int number = bottom; number <= top; number++) {
if (num... |
I'm quite new to Monads and I tried add function call counting to the Ackermann function code. The goal was simplicity, not performance. I want to have code review on the ackCount function.
module AckermannPeterWrite where
import Data.Monoid
import Control.Monad.Writer (Writer, tell, runWriter)
ackCount :: Int -> Int... |
I created a program for drawing graphs of functions and want to hear ideas on "how to improve this program", because I'm only starting to write programs in Python. Would be very good to hear your opinion about this program. Sorry for my English, if I wrote something incorrectly.
Source code: graph in console
import mat... |
I'm currently working on a project and currently have this code. I already improved it by having some pointers, but I want to make it more professional looking and right. What should I implement next?
installation() {
echo '------------------------------------'>&2
echo 'Installing Dependensies'>&2
echo '--------------... |
I created a rust implementation of hangman as a command line version. The user can enter characters to find out the desired word.
I really appreciate any helpful comment which highlights how I could improve the code and in particular make more "rustacean".
use std::io;
use std::collections::HashSet;
fn extract_char(li... |
We have the following class written in Kotlin Native with the new Memory Manager (which doesn't require to freeze objects):
import kotlin.native.concurrent.AtomicReference
class AtomicRef<V>(initialValue: V) {
private val atom = AtomicReference(initialValue)
/**
* Get the current value
*/
fun g... |
I decided to write my own version of a Mine Sweeper game as an excuse for a Javascript/HTML/CSS project. Just to make the question self-contained: Mine Sweeper is a game with a rectangular board consisting of hidden cells. Mines are randomly placed on the board and the goal is to reveal the whole board, except for the ... |
The following code creates a list of questions and options from a multiline string.
import json
import re
text_string = '''
Question 1
### Consider the following figure:
Select one:
* **a. The optimal solution**
* b. An infeasible solution
* c. An Alternate vertex
* d. None of these answers
***The correct answer is: ... |
I just started learning React for a university project to make an algorithms visualizer. I need a review of my code below for visualizing selection sort.
I would also appreciate suggestion on how to make it more extensible : I want to add other sorts (bubble, insertion, quick and merge) as well, so nesting all of them ... |
If you'd like to print this:
One Two Three Four
1 2 3 4
using this:
new Columns()
.addLine("One", "Two", "Three", "Four")
.addLine("1", "2", "3", "4")
// .-={ Optional configuration examples }=-. //
.separateColumnsWith(" ")
.padWith(" ")
.padWith(' ')
.outputWith(System.out)
... |
What is a good way to get rid of these if/elif/else inside the for loop? How you would improve readability of it?
from datetime import datetime
from calendar import monthrange
def iter_completed_months(initial_date, today):
delta_months_years = (today.year - initial_date.year)*12
delta_months_current_year = t... |
I recently started learning C++ again, and I wrote a simple version of Conway's Game of Life. This version doesn't use 2 buffers to transfer changes over to the main view. Instead, it uses a stack of changes that are applied then drawn.
I'd like some feedback on how to improve my code.
Controls are:
Space - Start/Stop ... |
simplifying this question, taking most of the comment into considerations, I ended up with this version, looking for some feedback
#include <iostream>
#include <tuple>
#include <cassert>
#include <type_traits>
std::tuple<std::string_view, std::string_view> split(std::string_view str, char delimiter)
{
auto pos = s... |
Here is my current code:
#define uint uint32_t // unsigned integer
#define sint int32_t // signed integer
// Declaration of the bellman_ford function
int bellman_ford(sint links[][3], uint links_size, uint s, int64_t *dist, uint *path, uint nb_nodes);
int bellman_ford(sint links[][3], uint links_size, uint s, int64... |
This is my solution using job control.
Whenever a job dies, it kills the parent script
When the parent script dies, it kill the whole process group, including all jobs
I would hope that there's something simpler out there.
#!/usr/bin/env bash
# Mocks
function process () {
while true ; do
echo "Process $1 is... |
Description
I am implementing the Unit of Work & Repository Pattern with Dapper as my ORM and PostgreSQL as the relational database. I have seen examples of UoW where:
The UoW class creates an SQL connection upon construction and injects a transaction into instantiated repositories, and
The connection & transaction ob... |
I'm reworking a set of two functions that return a text file name, constructed from a string argument and string variables from a module called inventory. It seems the inventory module served as a sort of constants module, so I've changed it to constants.py and capitalized the variables. The old functions suffer from a... |
I'm trying to solve this which basically calls for a recursive palindrome check with some minor extra steps (Special characters and whitespace can be ignored). The test inputs' length can be 100000 characters.
I don't have access to the inputs but between 5 datasets my code fails in one of them to answer in under one s... |
VBA is a language that's lacking a lot of basic functionality. (Pun intended)
Most libraries, if they exist in the first place, are OS-specific, and even some of the inbuilt functions don't work on MacOS or have bugs in any environment.
Recently I've found that the StrConv(s, vbUnicode) function transcoding a string to... |
I am trying to code an optimized version of Bellman-Ford algorithm. This post is a continuation of the following post Bellman-Ford optimisation in C in which I posted a first version of the classic Bellman-Ford algorithm (without the SPFA and SLF optimizations).
Descriptions of the variation I'm trying to implement can... |
I am writing a tar implementation for education purposes and I started with reading from a tar file and printing the file content.
I use recursion for getting the next tar header and googled "When to use recursion?" Landed on this post where Peter Burns said:
There is a technique that language implementers can use cal... |
I’ve recently tried to update my Lenovo laptop’s firmware without installing Windows. I haven’t done it yet, but during their research someone on Matrix linked me to this page (original source, archived) which contained a Python script that splits firmware files. I didn’t want to run code w/o reviewing it first and I d... |
I finished my first calculator using Java!
I try to apply Object-Oriented Programming!
I'll add my gitHub link if you're suited to viewing code on gitHub.
Here is a link to my GitHub Calculator Project
dvdev04-github-calculator
I enabled the calculator to calculate data type of Double, so it can get result containing d... |
I have a simple class for representing IPv4-addresses via int values, and a simple IP-address filter that works like a set of IPv4-addresses.
com.github.coderodde.util.net.IPv4Address.java:
package com.github.coderodde.util.net;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* This class impleme... |
This post is linked to Ada: Convert float to decimal
I have produced Ada codes which uses the Euler algorithm Euler method to solve an ordinary differential equation. The codes given below are working fine. These codes were initially based on Ben Ari's Ada book: Ada for Software Engineers 2nd ed. 2009 Edition Section 1... |
Over the past month or so, I’ve been trying to create an extremely fast, platform agnostic, auto-vectorizing sin/cos function for fun. I initially started with sleef-rs’s fast sin function, and decoupled it from the library, made it more extensible, and optimized it further.
During my optimization process, I’ve been cl... |
I implemented a ripple carry adder in Rust. The function takes and outputs strings of 1s and 0s.
How can I improve this according to better Rust coding practises and API design, and make it more robust?
struct SumCarry {
sum: char,
carry: char
}
fn add_bits(left: char, right: char, carry_in: char) -> SumCarry ... |
I am building this pet project with UIKit. The App's main goal is to keep track of my daily expenses.
The AddExpenseViewController is responsible for capturing user input, parse it into a Expense instance, and send it back to the UIViewController containing all my expenses using the delegate pattern.
To capture user in... |
Recently I was in need of a method to copy an object and pass it to a method which alters the data. Since a class is passed by reference this would alter the class in the caller which I don't want.
So, I wrote a generic extension method which does the trick. Yet i'm unsure if this is a good solution to my problem. I wo... |
I had to develop an algorithm that will find gap between sequential Ids within a List<long>.
For example as input we had the following List<long> = {1,2,3,6,7,8,11,12,15,16}. This means that algorithm should find the numbers 4,5,9,10,13,14 .
For this task I developed the following method, but not sure about effectiven... |
I am working on an e-commerce website called Shopless, which is similar to E-bay/Gumtree. Our website integrates with other DMS systems, in order to allow organisations to import products into our system.
The following diagram shows our B2B import process (note: black lines indicate tasks performed by our system)
Som... |
Introduction
After getting initial feedback on my first working version of this Chess WinForms game here, I have used the suggestions and comments from there to come up with this new version, trying to follow the MVC design pattern.
Here is the Github repo (as of writing, is under the Separating_Concerns branch):
https... |
I am trying to write A C# version of a method in the Java Stream API called Collectors.teeing() (It's like Aggregate but with multiple accumulator functions), just for educational purposes.
I want to make sure that I:
don't enumerate the source more than once (because that is trivial)
don't store the elements from the... |
I've written code for an Arduino library to abstract away some of the underlying logic in a particular way of moving robots. Code is posted after explanations.
I'm not assuming a high degree of familiarity here so, I'll include abstracts from the README that will allow you to understand what the code is trying to do, ... |
Motivation
I have this repository. It contains a program that analyzes an input text file and builds a word graph: in the graph, each node represents a word in the analyzed text. Now, if there are two consecutive words, A and B, we create a directed arc from A to B. When the graph is built, the last step is to draw a p... |
Firstly, yes I'm a beginner. The code does function correctly but it looks ugly and I'm unsure if it is easily readable.
I think my issue is the fact I've used 'return False' 5 times in a single function. Could this be written better? If so, is it very bad or just a slight tweak(s)?
`
def is_valid(s):
length = len(... |
I've got something really simple this time where I'm mapping pandas' Series to dataclasses with a oneliner helper function (as I have several models):
import pandas as pd
from typing import Any
from dataclasses import dataclass, fields
def create_dataclass(data: pd.Series, factory: Any) -> Any:
return factory(**{... |
I'm trying to build a format that can represent the user's cart on my website in the most compact way. The website is related to computer parts and there are 23 product categories. Each product has an unsigned integer as the product id. The product ids can range from 0 to a couple of million maybe.
Here is my attempt a... |
Pandas likes to throw cryptic errors when you feed its functions with empty DataFrames saying nothing that would help you to identify the root cause. In order to avoid this I used to write conditions like this one all over the place:
def normalize_null(data: pd.DataFrame) -> pd.DataFrame:
"""Replaces pd.NaT garbag... |
I'm writing unit-tests with pytest for sqlite database and reporting functions and I need to arrange them by inserting minimal dummy data into required columns. In order to avoid repeating the names of the columns I generate the query and the parameters from the function's signature and inject them into that function a... |
Any ideas to make it better or more efficient? any edge cases that are not covered?
Opening times:
const openingTimes = [
{
date: "2020-01-01",
open: "08:00",
close: "18:00",
},
{
date: "2020-01-02",
open: "08:00",
close: "18:00",
},
{
date: "2020-01-03",
open: "08:00",
clo... |
Disclaimer: I've asked this question before on Stack overflow and got a response that this place would be a better fit so I am copy pasting the question here.
I've come up with two different approaches for implementing generic algorithms and data structures in C. And I need your help in deciding which is better.
I've b... |
I am trying to implement a "proper" signal handler that works correctly for multiple threads, and to be as C-standard-conforming and POSIX-conforming as possible. The below is my implementation, any thoughts or bugs?:
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#in... |
I wanted to have something more convenient to work with nested dictionaries that come from yaml files so I wrote this DictIndexter. Its __getitem__ and __setitem__ accept a path instead of a single key. Additionally the getter can also take a tuple with path and default value. The setter on the other hand is able to cr... |
Going through the Rust book for the second time as I've been wrapped up in Typescript for a while and I want to build a personal project in Rust.
In chapter 8.3, there's an exercise:
Given a list of integers, use a vector and return the median (when sorted, the value in the middle position)
and mode (the value that oc... |
This is a class that acts as an unsigned integer with a variable amount of bits.
#include <iostream>
#include <cstdint>
// any amount of bits inteter
// note: stores with size of uint64_t
template <uint8_t bits_g>
class uintx_t {
private:
uint64_t Val;
uint8_t bits;
constexpr inline uint64_t _formatBits(
... |
I had some multithreading C programming experience from school last year but I wanted a bit more so I tried to program a Conway's Game of Life implementation from scratch.
Code is mainly written in C but is invoked via a JNI call from the GameOfLifeMultithread.java class. The java code is also responsible for maintaini... |
I wrote a Sudoku solver in Python and would love any feedback you can give on anything you see fit - the code, the solution, layout, coding principals, format etc.
The program awaits input of an 81 character string representing game data (zero is a blank space) like the below which is an 'evil' Sudoku game from an onli... |
I am reading the second edition of the C Programming Language by Kernighan and Ritchie. In it, the authors introduce things like:
void strcpy(char *s, char*t) {
while(*s++ = *t++);
}
on page 106, and follow it with "Although this may seem cryptic at first sight, the notational convenience is considerable, and the ... |
The purpose for this class is to pack two 4 bit unsigned integer into 8 bit unsigned integer, e.g. uint8_t.
It is made in a way, so the class to resemble array of two contiguous elements.
Once this work correctly, one may program continuous array of 4 bit integers and to use it for example for counting bloom filter.
A ... |
I am currently looking for a language to program a game for my FYP which is to program the game "The game of nim". I am currently looking at pygame for this program, I hope someone can give me suggestions on any other language. I did made a simple python program which use console to show the rock and stuff, but I need ... |
I wrote a simple game using python, but I wonder: how I can improve it? Any opinions will be useful.
I thought about optimization, since the program consumes 20% processor resources, but don't know where to begin.
Code of game:
import random
import time
import os
class LifeGame:
def __init__(self):
self.w... |
Have I defined a Monad object for C++? Below is a class called var which I created years ago to implement a lambda calculus like interpreter in C++. The class defaults to a value of nothing. If assigned a value, the behavior invoked during runtime is defined by the data type assigned to the value of var. Through po... |
I want to deserialize bytes coming from the network to a struct. The bytes come in big-endian order (BE) and my computer is using little-endian order (LE).
I'd like your advice concerning in order:
The absence/presence of Undefined Behavior.
The style used. Is it idiomatic modern C++ ?
What would be the best way to de... |
Making the transition from R6RS Scheme to R7RS has been very educational and
fun. Chibi Scheme is my favorite because of its close compliance with the
standard.
When starting a new project, I wanted to re-use a library of Trie data
procedures I had developed in
Chez Scheme (R6RS). The conversion was painless at first. ... |
I am trying to optimize writing a script that has 2 minimizations, one dependent on the other. My code is a bit bloated, and I find the global parameters that I am solving for depend quite strongly on the initial guesses for the local parameters (which is quite concerning). So while the code works, I'm looking to optim... |
Please review the following CUDA-compatible Vector class in C++.
#include <cstdlib>
#include <ctime>
#include <iostream>
class Vector {
private:
int length;
float * elements;
bool is_column; // column-vector = single column, multiple rows.
// row-vector = single row, multiple columns.
public:
Vecto... |
I have a working way of deleting all vertices of degree less than 2 in a graph until no more can be found.
But my solution has a significant issue which is that it calls Graph.delete_vertices() for each iteration. This call is very slow on igraph Graphs because igraph is quick on queries but slow on updates because of ... |
I'm building a framework like this that can turn SASS-like code into CSS, a template engine like Mustache, a DOM manipulator like React, and a router to add a single page app, and I'm having a performance problem.
I need some help to get it running quickly and maybe some code refactoring if possible.
var Dust = (fu... |
I've written a bytes to number converter for cpp similar to the python int.from_bytes.
It does not make any assumptions on:
The endianness of the input buffer
The endianness of the system
The endianness consistency of the the system ( = no assumption that all numeric types have the same endianness )
Additionally the ... |
I'm trying to learn Rust, and have taken a stab at it by create a REST API, that stores the data in a local JSON file. Before I get deeper into things I'd like some feedback on if I'm doing things in a "Rusty" sort of way, or if there's a better approach to what I'm doing.
https://github.com/TomHart/books-api
main.rs
m... |
Please review my SNTPv4 server based on rfc 4330
I tested running 3 instances of ntp-check.exe from Galleon systems and 1 instance of Microsoft w32tm - w32tm /stripchart /computer:
No crash!
This is a Linux implementation. The socket layer uses UDP and select.
Points of interest:
Use of a callback function to separate... |
The code below is my first attempt to create a concat "range adapter" using C++20 ranges. It compiles and runs with the latest Clang. The little test function creates a few different types of ranges, and passes them to concat to create a single concatenated view. It prints the result, as expected:
1 2 3 4 5 6 7 8 9
T... |
Topic: C++ Implementation of Lock-Free Queue and ThreadPool classes
In a project I'm currently working on, I need the implementation of ThreadPool along with a thread-safe queue. I've tried implementing the above structures and wonder about their safety and performance.
Reason for asking
I'm looking for your review to ... |
My class is a factory-method that allows to instantiate it only when the parameter $type (string) is "regular or premium" and when parameter $months (integer) is lower than 6.
If $months is lower than 6, an error prompts and the subscription instance is not created.
I've created an if condition if (class_exists($suscri... |
the code implements this code kata: https://codingdojo.org/kata/Diamond/
This is my very first ocaml program, looking for any kind of feedback, as I'm a total ocaml noob.
It uses JaneStreet's Base and Stdio as well as cmdliner.
open Base
open Printf
open Stdio
open Cmdliner
exception DiamondError of string
let ascii_... |
I am building a small tool to generate a copy and paste HTML block, based on the user inputs.
In the HTML file, I have all my inputs (select, checkbox, text inputs etc).
I based myself on the JS of an existing tool on the web, which has the following form. Everything works, but I wonder if there is an opportunity to im... |
I designed a game of Minesweeper where the board was displayed using text, and it worked fine. Using the same pseudocode, I tried to write the game with a GUI using Tkinter, and made a few modifications to account for having a GUI. Here is my code:
import random
import tkinter as tk
from tkinter import messagebox
def... |
Here is the code for queue-mergesort by Mordecai J. Golin and Robert Sedgewick:
com.github.coderodde.util.QueueMergesort.java:
package com.github.coderodde.util;
import java.util.Arrays;
import java.util.Comparator;
/**
*
* @author Rodion "rodde" Efremov
* @version 1.6 (Apr 1, 2023)
* @since 1.6 (Apr 1, 2023)
*/... |
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