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PHP 2022-03-24 01:20:09
how to run foreach for the entire array except for one line in php
There are multiple ways of approaching this problem. The first solution is to use a flag boolean to indicate the first element and proceed in your foreach $firstElement = true; foreach($array as $key => $val) { if($firstElement) { $firstEl... Add solution -
C++ 2022-03-06 18:00:01
initialize vector of vector c++
#include <iostream> #include <vector> #define M 3 #define N 4 int main() { // specify default value to fill the vector elements int default_value = 1; // first initialize a vector of ints with given default value std::vec... Add solution -
Other 2022-02-02 17:30:44
z-index stacking context
in CSS/HTML, A stacking context is a 3D conceptualisation of an element. This can be a root stacking context, as created by the html element. Or it can be a local stacking context, as created by specific properties and values. Rules: What creates a st... Add solution -
Java 2022-02-01 12:05:03
Java program to check if it is a sparse matrix
import java.util; public class SparseMatrix { public static void main(String[] args) { Scanner sc = new Scanner(System.in); System.out.println("Please enter dimensions of sparse matrix: "); int x = sc.nextInt(); int... Add solution -
C++ 2022-02-01 04:50:46
matrix multipliction in c++
#include <iostream> using namespace std; int main() { int a[10][10], b[10][10], mult[10][10], r1, c1, r2, c2, i, j, k; cout << "Enter rows and columns for first matrix: "; cin >> r1 >> c1; cout << ... Add solution -
Javascript 2022-01-27 19:50:26
ellipsis javascript
function sum(x, y, z) { return x + y + z; } const numbers = [1, 2, 3]; console.log(sum(...numbers)); // expected output: 6 console.log(sum.apply(null, numbers)); // expected output: 6 /* Spread syntax (...) allows an iterable such as an array expres... Add solution