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Java 2021-09-22 17:01:01
ArrayList size() method in java
import java.util.ArrayList; public class ArrayListSizeMethodExample { public static void main(String[] args) { ArrayList<Integer> al = new ArrayList<Integer>(); int s = al.size(); System.out.println("size of ArrayL... Add solution -
Javascript 2021-09-22 14:20:02
id in class selector jquery
In jQuery, the class and ID selectors are the same as in CSS. If you want to select elements with a certain class, use a dot ( . ) and the class name. If you want to select elements with a certain ID, use the hash symbol ( # ) and the ID name. Add solution -
Java 2021-09-21 23:09:02
java testing with assertions
import org.junit.jupiter.api.Assertions; import org.junit.jupiter.api.Test; public class AssertionExample { /** * The assertionExample function * uses multiple assertions for the purpose of example; * Usually in one method it is recom... Add solution -
Javascript 2021-09-20 21:31:03
javascript \w
\w //This shortcut is equal to [A-Za-z0-9_]. //This character class matches upper and lowercase letters plus numbers. //Note, this character class also includes the underscore character (_). let longHand = /[A-Za-z0-9_]+/; let shortHand = /\w+/; let numb... Add solution -
Java 2021-09-20 10:15:02
arraylist length
import java.util.ArrayList; /* * Java Program to find the length of ArrayList. * */ public class ArrayListDemo{ public static void main(String[] args) { System.out.println("Welcome to Java Program to find the length of array list"); ... Add solution -
Other 2021-09-20 08:53:02
ionic detect router change
import { Component } from '@angular/core'; import { Router, Event, NavigationStart, NavigationEnd, NavigationError } from '@angular/router'; @Component({ selector: 'app-root', template: `<router-outlet></router-outlet>` }) export cla... Add solution