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Java 2021-11-20 22:06:22
java collectors mapping
static List<Employee> employeeList = Arrays.asList(new Employee("Tom Jones", 45, 15000.00), new Employee("Harry Andrews", 45, 7000.00), &... Add solution -
Java 2021-11-20 06:00:16
calculating the percentile in java
public static long[] percentiles(long[] latencies, double... percentiles) { Arrays.sort(latencies, 0, latencies.length); long[] values = new long[percentiles.length]; for (int i = 0; i < percentiles.length; i++) { int index = (int) ... Add solution -
Other 2021-11-20 04:28:13
what is multidirectiona array
A multi-dimensional array is an array with more than one level or dimension. For example, a 2D array, or two-dimensional array, is an array of arrays, meaning it is a matrix of rows and columns (think of a table). A 3D array adds another dimension, turnin... Add solution -
PHP 2021-11-19 18:07:11
php How do you remove an array element in a foreach loop?
Instead of doing foreach() loop on the array, it would be faster to use array_search() to find the proper key. On small arrays, I would go with foreach for better readibility, but for bigger arrays, or often executed code, this should be a bit more optima... Add solution -
C++ 2021-11-19 17:27:22
variable sized array
#include <cmath> #include <cstdio> #include <vector> #include <iostream> #include <algorithm> //using namespace std; int main() { /* Enter your code here. Read input from STDIN. Print output to STDOUT */ int n; ... Add solution -
Javascript 2021-11-19 17:18:09
addition of two matrix in javascript
//Declare and initialize 2 two-dimensional arrays a and b. //Calculate the number of rows and columns present in the array a (as dimensions of both the arrays are same) and store it in variables rows and cols respectively. //Declare another array sum with... Add solution -
Javascript 2021-11-19 15:45:21
spread operator javascript object
// spread operators can be used for arrays or objects // cloning to prevent mutation. let numList = [1,2,3]; let numListClone = [...numList]; // [1, 2, 3] // spread operator for destructuring. let animal = { name: 'dog', color: 'brown', age: 7 }; ... Add solution -
Javascript 2021-11-18 23:39:17
copy one array to another javascript
/* Copying arrays or parts of arrays in JavaScript */ var fruit = ["apple", "banana", "fig"]; // Define initial array. console.log(fruit); // ["apple", "banana", "fig"] // Copy an entire array ... Add solution