Category "arrays"

Display a list when i click next or previous button in VueJS

I would like to manage a case in js view. I have a list of employees who arrive in a department and also leave the department. My list returns me 3 objects (ent

Convert nested associative array to single array in php [duplicate]

I have nested array with key & value pair. i want to convert it in single array. /* This is current array */ Array ( [id] => Array

script & sheet timing out when trying to print large arrays in google script

Background I have a function that makes a REST API call using UrlFetchApp in Google Scripts. But the response only returns 2000 records at a time. If there are

How do you assign a multidimensional array of pointers to a multidimensional array of values in C?

I'm working on a Sudoku Solver, and I have to evaluate values in RealPuzzle (without changing them), and then decide whether or not the desired number can go so

Why does the filter method not seem to work the same way as splice does in this todo app?

I have a todo app in JS with the following functions: This is part of a function that passes an id into an event listener to remove a todo removeButton.addEvent

Leetcode Reverse String problem not accepting in-place solution

I am posting two solutions below which I tried in leetcode for the problem no : 344 https://leetcode.com/problems/reverse-string/ Solution 1 class Solution: def

Without using panda or numpy, how would I separate my data into even columns? Then sum up the last column

I am trying to align the year, model, and price. Then sum up the cost. Saved as 'car.dat' data below without converting to csv or using panda and numpy. 2018,A

How to filter without using the filter method in javascript?

I have to convert 2 functions, both using filter methods into something using for loops, how am i supposed to do that ? For some case, it makes sense, but using

I'm looking to get completed events counts but this query not working

My query let findEvents = await eventModel.aggregate([ { $match: { participants: { $eq: event.userId }, eventStatus: { $

Why can I add named properties to an array as if it were an object?

The following two different code snippets seem equivalent to me: var myArray = Array(); myArray['A'] = "Athens"; myArray['B'] = "Berlin"; and var myObject =

Using ImmerJS to update child (by id) within a parent (by id)

How do I update the content of child12 using immerJS const [fields, setFields] = useState([ { name: "Parent 1", id: "parent1", child

"Notice: Undefined variable", "Notice: Undefined index", "Warning: Undefined array key", and "Notice: Undefined offset" using PHP

I'm running a PHP script and continue to receive errors like: Notice: Undefined variable: my_variable_name in C:\wamp\www\mypath\index.php on line 10 Notice: U

php list files to array and save array stringified to disk [duplicate]

In my web app I want to list in php the contents of a directory "archives/*-pairings.txt" So I have a php file (below) that is supposed to rea

Take input from user and verify if it is present in an array. (Javascript)

How can I take input from the user and check if the number is present in my array or not. I need to generate random number from array1 and move it to array2. Th

I'm trying to exclude elements from an Array, but I'm doing somthing wrong

I'm trying to create this script: https://www.freecodecamp.org/learn/javascript-algorithms-and-data-structures/intermediate-algorithm-scripting/seek-and-destroy

how to repeat a numpy vector to create an array with the rest of array being zeros

I would like the create the following numpy array, based on the following vector e = numpy.array([1,0,0,0,0,0]) a = [ [e, 0, ---, 0], [0, e, ---, 0],

How to read a text file into a list or an array with Python

I am trying to read the lines of a text file into a list or array in python. I just need to be able to individually access any item in the list or array after

Insert an element in a descending sorted array and keep array sorted

Assuming we have a sorted descending vector, like: vector<int> array {26,  21,  13,  11,  8,  3,  2}. I would like to inser

Trying to Populate a Grid of Coordinates into a Multidimensional Array Using Nested Array Map Methods

I'm trying to populate a grid of coordinates into a multidimensional array using ES6 nested map methods using this code: var gridSize = 4; var regionA

Extract value from complex array of map type to string

I have a dataframe like below. No comp_value 1 [[ -> 10]] 2 [[ -> 35]] The schema type of column - value is. comp_value: array (nullable = tru