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Python 2021-11-04 11:02:13
python list index out of range
# This means that you have tried to access an # index that is not within the range of your list! # For example, if your list is exampleList = [0, 1, 2, 3, 4] # then you can't access exampleList[5] # because lists are indexed from 0 in most languages, # s... Add solution -
Javascript 2021-11-03 09:52:18
9.1. Iteration: for loops (example)
console.log(0); console.log(1); console.log(2); console.log(3); console.log(4); // and so on... //or// //using for loop iteration: for (let i = 0; i <= 50; i++) { console.log(i); } //A for loop always contains the following components: for (init... Add solution -
Python 2021-10-28 12:36:18
image search python and opencv stackoverflow
import cv2 import numpy as np img = cv2.imread('one.jpg') pixel = img[801,600] print (pixel) # pixel value i am searching for def search_for(): for iidx, i in enumerate(img): for xidx, x in enumerate(i): if (x == pixel).all(): ... Add solution -
Javascript 2021-10-28 10:21:06
iterate through an array
var data = [1, 2, 3, 4, 5, 6]; // traditional for loop for(let i=0; i<=data.length; i++) { console.log(data[i]) // 1 2 3 4 5 6 } // using for...of for(let i of data) { console.log(i) // 1 2 3 4 5 6 } // using for...in for(let i in data) { con... Add solution -
Other 2021-10-28 08:08:13
jacascript loop array
var data = [1, 2, 3, 4, 5, 6]; // traditional for loop for(let i=0; i<=data.length; i++) { console.log(data[i]) // 1 2 3 4 5 6 } // using for...of for(let i of data) { console.log(i) // 1 2 3 4 5 6 } // using for...in for(let i in data) { con... Add solution -
Javascript 2021-10-26 05:40:13
js let vs var performance
let; // Local scope only. Only visible in the scope it is declared in. var; // Function scope. // Visible in the entire function, even if declared in a for loop. /* "After testing this in Chrome and Firefox, this shows that let is faster than ... Add solution
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