Category "arrays"

Printing multiplication table using arrays and nested for loops

I am working on an assignment to create a multiplication table using a 2D array. This is what I came up with. 'use strict'; window.addEventListener('load',

Trouble with $_POST [duplicate]

so I am trying to get this to post data to solutions.php in my files. but when i print_r($_POST); I dont get any values in my POST. <form a

C++, initialize a 2d array. error:subscript requires array or pointer

New to C++. Here is my code: #include <string> #include <cstdlib> #include <time.h> using namespace std; const int Gardensize = 20;//Garden

Python valueError: setting an array element with a sequence, TypeError: only size-1 arrays can be converted to Python scalars on MLP

I have this dataset (shape is (36,2)). x is a numerical pattern, y is a binary class (0,1) x y [0.2, 0.3, 0.5 ..... 0.5] 0 [0.1, 0.4, 0.5 ..... 0.9] 1 and so

How to filter an array by deleting a tag?

i'm trying to refilter an array but the path to access the choosen parameter seems to be a bit tricky. The full project is supposed to filter on 3 parameters bu

Save Data to Array Variable in For Loop

I need to find the earliest & latest dates for certain table entries. A link to a diagram of the table. The premise is that every time an entry has a desire

I have an unexpected buffer overrun warning, why do I have that?

I have to create a function that sum components of a vector this way: first + second, third + fourth, 5th + 6th, and so on. original vector has size "size". I h

swapping array elements without a temporary variable

The following code: var words = ['javascript', 'hmtl', 'css', 'python']; words[0] = words[3]; words[3] = words[0]; alert(words); ...gives

NumPy Slicing HackerRank

I have wrote a function named array_slice which gets four numbers n, n_dim, n_row, n_col from the user and performs array operations given below. Instructions:

What is the problem in this keras input shape?

from matplotlib import units import numpy as np from tensorflow.keras.models import Sequential from tensorflow.keras.layers import Dense from tensorflow.keras

Need help on Array VBA

I don't understand some parts in the following code: For i = 2 To UBound(a, 1) txt = Join$(Array(a(i, 3), a(i, 4)), Chr(2)) If Not dic.exist

given 2 arrays , create an object, matching the element of array1, with the key of the object of array2

I really don't know where I'm failing, I try 1000 ways, but I can't. function userCheck (arr1,arr2) { let map = {}; arr1.filter((user) => { arr2.f

Array and string in ruby

Hi amazing stackers! date = "10/02/2021" d1 = date.split("/") d2 = d1.to_s puts d1 puts d1.class puts d2 puts d2.class in the above code, d2 shows the data typ

sum up an array in the special style of reduction | (i * 2)

I am currently sitting on a java problem I've found online. We have an array which has several thousand, if not millions, of entries. the goal is to efficiently

I have some instances of a class and I pushed them into an array. Can I loop through the array and update the price of all the array objects?

I have a parent constructor like this: let list = []; class Pictures { constructor(price, title) { this.price = price; this.title = title;

C++: How to remove elements from array at given range without a vector?

I want to delete elements from an array for the given range (indexes) without using vector. For example, if the array is arr[5] = {1, 2, 3, 4, 5} and the lowRa

Fill treeview from custom array of objects. Recursion call

I'm using treeview to display my hierarchical data. I have following array of objects: const data = [ { id: 1, hierarchyid: "/", level: 0, name: "Mhz" },

Mongoose Schema for Groups (a number of users in one group)

One aspect of my website is that people can join groups according to a specific code provided to them, for example- when we play 'Kahoot' or 'Psych', we have to

Difficulties using ArrayFormula

I am trying to use ArrayFormula to populate row data. I have the following formula that work perfect when I drag down, however I am unable to figure out how I s

How can data from a GET request be displayed in HTML?

When I click on my button, I expect the data from the endpoint to be returned. However, I get this error: Id:undefinedURL:undefinedName:undefinedDescription:und