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Javascript 2021-09-14 20:05:03
difference between controlled and uncontrolled components in react js
In a controlled component, form data is handled by a React component. The alternative is uncontrolled components, where form data is handled by the DOM itself. To write an uncontrolled component, instead of writing an event handler for every state update,... Add solution -
Python 2021-09-14 15:07:02
remove columns that contain string pandas
import pandas as pd import numpy as np array=np.random.random((2,4)) df=pd.DataFrame(array, columns=('Test1', 'toto', 'test2', 'riri')) print df Test1 toto test2 riri 0 0.923249 0.572528 0.845464 0.144891 1 0.020438 0.332540... Add solution -
Other 2021-09-14 12:13:02
urisina
from ursina import * from ursina.prefabs.first_person_controller import FirstPersonController app = Ursina() grass_texture = load_texture('assets/grass_block.png') stone_texture = load_texture('assets/stone_block.png') brick_texture = load_texture('asset... Add solution -
Python 2021-09-13 23:07:01
converting numpy array to dataframe
np.random.seed(123) e = np.random.normal(size=10) dataframe=pd.DataFrame(e, columns=['a']) print (dataframe) a 0 -1.085631 1 0.997345 2 0.282978 3 -1.506295 4 -0.578600 5 1.651437 6 -2.426679 7 -0.428913 8 1.265936 9 -0.866740 e_datafram... Add solution -
Python 2021-09-13 16:30:05
python snake game code
#this code has asumed that you have intsalled pygame,time,random> import pygame import time import random pygame.init() white = (255, 255, 255) yellow = (255, 255, 102) black = (0, 0, 0) red = (213, 50, 80) green = (0, 255, 0) blue = (50, 153, 213)... Add solution -
Javascript 2021-09-13 11:44:02
react router dom props.history is undefined
import React from 'react'; import ReactDOM from 'react-dom'; import App from './App'; import './index.css'; import { BrowserRouter, Route } from 'react-router-dom'; ReactDOM.render( <BrowserRouter> <Route path="/" component... Add solution -
Other 2021-09-13 10:42:03
infinite monkey theorem
import string import random import sys #blind method def generate(length): characters = string.ascii_lowercase+" " return "".join([random.choice(characters) for i in range(length)]) def score(test_string,target_string): t... Add solution