I've written a simple web scraper in Python. As it is my first venture in Python, I'd like to ask for a code review from more experienced coders. All input is welcome.
A little bit of background:
I'm a huge fan of video games. In Japan, there is a company called Media Create which tracks all sa...
I created a graph to show the change in the percentage of questions answered over time and the first version fetched data from chat transcripts using PHP. The subdomain I have registered for my webspace doesn't offer HTTPS so the calls to file_get_contents() would fail when run there. Because of ...
I've been using flask-jwt-extended for my application and one of the problems I had was logging a session out and making sure the token is not usable anymore.
I've based my solution on the Blacklist and Token Revoking documentation page with a custom RevokedToken model:
from flask_sqlalchemy im...
I wrote a simple example of stopping go rutines. But I think that this can be implemented better.
Please see my code
package main
import (
"fmt"
"time"
)
var chans = map[string]chan int{
"test1":make(chan int),
"test2":make(chan int),
"test3":make(chan int),
"test4":mak...
Here is my AC submittion. And I found a wired circumstances when I remove this line dumyHead->next = NULL; my submit will TLE.
I know if I don't set it to NULL it will cause a loop reference, but I use len as a counter to iterate over the list, so when len <= 0 the loop will stop. I run in my lo...
So I was trying to generate a quick test file. I wanted to have 5 columns and 15 rows of random numbers.
Naively I went like this:
import csv
import random
with open('fichiera.csv', 'w', newline='') as csvfile:
randomwriter = csv.writer(csvfile, delimiter=',',
quotech...
I am working on a calculator program for my class and im using methods and i have to take the entire equation in on one line and then separate it afterwards and that is where i am running in to a problem.
I mainly need help parsing my string in to a double
I have already made this code, if any...
hi I was wondering how efficient my code is creating custom indexof in javascript using regex instead of looping for the whole way in most solution I find and I believe this got O(1) since no loop is needed.
the idea is to use regex that put either the key or any list of word that is not key, th...
I'd like to add computed property to observable array.
Would you let me know how to do it. I would like to add lineTotal computed property to each element of an array.
Here is my code:
function ItemsIndexViewModel(model, url) {
var self = this;
self.url = url;
self.items = ko.observableArray();...
So, I'm building export/import CSV helper. I have some performance issues in the code below. it takes me to parse CSV of 25,000 rows at 7 seconds.
If someone can help, it will be awesome!
public System.IO.Stream ParseContent<T>(IEnumerable<T> entities) where T : class
{
i...
I'm required to perform a slight conversion on a string which contains html.
The conversion should transform a elements such that they become span elements. The conversion should also place the href attribute from the original a element into the span.
I have what I think is a working solution, ...
I wrote the Game Of Life algorithm with Go. There are a million ways that we can implement the algorithm, but I want to know is it implemented in good-way or not?
I wonder how can I improve the performance and the code quality?
package main
import (
"math"
"math/rand"
"strconv"
...
I am solving ROCK problem on SPOJ. I dont know why I am getting WA here. Tried many testcases.
#include <bits/stdc++.h>
using namespace std;
#define fastIO ios_base::sync_with_stdio(false);cin.tie(NULL)
#define pb push_back
#define mp make_pair
#define ll long long int
#define ull unsigned long...
I have implemented this tree crossover operator using networkx.
def corssover(parent1, parent2, f1, f2):
child1 = parent1.copy()
child2 = parent2.copy()
sub_graph1 = nx.ego_graph(child1, f1, 100000)
sub_graph2 = nx.ego_graph(child2, f2, 10000)
child1.remove_nodes_from(sub_g...
Im working to implement some simple bigints functions for addition, multiplication and powers they work correctly but the larger the numbers the longer the time it takes.
For example 2^10000 takes a very long time
I will try to include all the funtions i'm using
char *ft_strnew(size_t size)
...
Need help if anyone could help me with the following in JavaScript
Depending on how many sexes you've hit, convert it to the following answers
1 = It became a six
2 = You got a pair
3 = You got three
4 = You got quote
5 = YATZY
The function should look like this:
function analysis (antSex) {...
Given a camelcase string and an index, return the subword of the string that includes that index, e.g.:
find_word('CamelCaseString', 6) -> 'Case'
find_word('ACamelCaseString', 0) -> 'A'
My code:
def find_word(s, index):
for i in range(index, 0, -1):
if s[i].isupper():
...
I have a node tree structure that renders database information in the browser using vis.js - see this. I won't use the actual table entities, but suppose it's something like:
building
floor
office
room
In particular, I am wanting to write an object that holds an array of all the node details....
I want to create a comment system.I came across
this :https://github.com/ionutvmi/master-comments-system
It works but I can see that they are some security flaws in it.Especially Sql injection And session hijacking .I wish to fix it but It will be difficult to do so alone as it is very long.Pl...
I'm creating a service that will pull data from server, then load that data into a property to be used later on, then notify all component that the service "is ready". The idea of loading data into a property is so that components can query it synchronously (through some methods)
the problem tha...
https://codepen.io/anon/pen/VqezzK
The mouseleave event is firing on the arrow, I was using mouseout, and was told i need to use mouseleave and it would fix the bubbling issue and that wouldnt occur anymore, i'm at a loss and not sure what to do.
slide.forEach(slide=>{
slide.addEventListe...
On looking at the components(separatedBy separator: String) -> [String] method from the Swift Standard Library, I tried to come up with an implementation just for practice. Your comments are welcome to improve the same. Thanks.
Input:
func main() {
let sampleString = "Do not be sorry. Be ...
This is my first React/Redux project. I'm pulling down a list of Google Fonts, then displaying a list of 3 randomly selected ones. I want the list of random fonts to be populated automatically after the data is fetched, but also to be able to be triggered manually.
So, I've decided to put the f...
In Kimball data warehouse, reports contain a -1 row, to show the dimension is not available or existing currently. (this is an option rather than using null)
https://www.kimballgroup.com/2010/10/design-tip-128-selecting-default-values-for-nulls/
Kimball: "You can assign it to another special re...
The task:
You will be given several lines of messages containing data. You have to check for the validity of the lines. A valid line should be in the format: “s:{sender};r:{receiver};m--"{message}"”
sender – could contain any ascii character except for “;”
receiver – could contain any ascii ch...
Problem: find the number of distinct amount of money a pile of coins can make.
The vector, coins, contains the values of the coins, and the corresponding vector, quantity, contains the number of coin there are (let's say coins = {1} and quantity = {5}, this means I have 5 pennies).
Although ...
