methods

[Solved] Object created from a list of values

by

I think this is what you need.I have commented the code for your understanding import java.util.ArrayList; import java.util.List; public class demo { public static void main(String[]args){ List<Integer>list1=new ArrayList<Integer>(); List<Integer>list2=new ArrayList<Integer>(); List<Integer>list3=new ArrayList<Integer>(); ////here add your values to the list,i have not added them.You first need to add the values to the list //then iterate through … Read more

[Solved] I can’t access a method in a class [closed]

by

Most of your errors are in JavaApplication62 class. Ive corrected them to get the desired output you want. There are still many problems with all your classes. I’ll Leave that up to you to rectify. Look to the comments for the corrections. /** * Created by Ninan John J P on 6/30/2016. */ import java.util.Scanner; … Read more

[Solved] Problems using Bundle. Unable to find method?

by

You want to retreive data from saved instace bundle then make use of following method in your activity. @Override public void onRestoreInstanceState(Bundle savedInstanceState) { super.onRestoreInstanceState(savedInstanceState); this.animationNumber = savedInstanceState.AnimationGetNewNumber();//your code of retriving data from bundle Log.i(“debug”, “saved data: ” + myString); } Note: there is no open() and close() method for bundle instace. solved Problems using … Read more

[Solved] How to search a list and return the specific strings and data associated with it using Java

by

public HashMap<String, List<String>> getSortedHashMapForEmployees(string searchKeyword,List<yourDtoFromDB> orginalListFromDB) { HashMap<String, List<String>>hashmap=new HashMap<String, List<String>>(); for (List<yourDtoFromDB> orginalList : orginalListFromDB) { if(orginalList.getName().contains(searchKeyword)) { List<String>accountNo=new ArrayList<String>(); if(hashmap.containsKey(orginalList.getName())) { accountNo=hashmap.get(orginalList.getName()); } accountNo.add(orginalList.getAccountNo()); hashmap.put(orginalList.getName(), accountNo); } } return hashmap; } 3 solved How to search a list and return the specific strings and data associated with it using Java

[Solved] Directly access methods from another Class

by

Firstly, your example doesn’t compile because you cannot name your package “package”. “package” is a Java keyword and not allowed to use as an identifier. So we call it “mypackage”. And according to Java conventions you should name classes with first letter uppercase. So I will use Dialog instead of dialog for the class name … Read more

[Solved] The syntax of the method [closed]

by

(double…values) means the method takes one or more parameters. You can call the method with different number of parameters. They are threated as an array. findMax(23.0, 13.0); // values array contains 2 double value findMax(12.0,13.0,17.0) // values array contains 3 double value for(double v : values) means the for loop iterates on every element in … Read more

[Solved] Override toString() method java

by

why output is 0 not “lol” ? because you are printing an integer and not an instance of that Main class you can do the following public class Main { @Override public String toString(){ return “lol”; } public static void main(String[] args) { // int aaa=0; Main myMain = new Main(); System.out.println(myMain); } } note … Read more

[Solved] How to access same method with different objects in java

by

Simply pass the object of the created ArrayList to the function as paramter. Here’s a short example for printing the ArrayList: Assuming you put the code inside a class, leaving a snippet here. I’ll demonstrate it with Integer examples. static void printArrayList(ArrayList<Integer> a){ for(Integer i:a) System.out.print(i+” “); System.out.println(“”); } //in the main function: public static … Read more

[Solved] How do I fix C# Error cs0103 in Visual Studio 2017?

by

The initial problem was that your variables weren’t class scoped and also the calculations seem a bit crazy to me. But from pasting your code in to my editor I’ve had a quick tidy up and come out with the following: using System; namespace TestConsoleApplication { class Program { static double _totalLength, _totalWidth, _windowPerimeter, _glassArea; … Read more