indexoutofboundsexception

问题 hello friends below is my code i m trying to show listitem in one listview with diffrent adapter so below is my code. public class ManagePropertyActivity extends FragmentActivity{ int getCommonID; ArrayList<Rent_Master>mArrayListRent_Masters; ArrayList<Expense_Master>mArrayListExpense_Masters; ListView mListView; View mViewHeader; RentAdpater mRenntAdpater; ExpenseAdpater mExpenseAdpater; @SuppressLint("NewApi") @Override protected void onCreate(Bundle arg0) { super.onCreate(arg0);

问题 Why exception execute when I removed some items in RecyclerView by using loop ? I used Collentions.synchronizedMap in adapter and 'deleteItem method' use synchronized too (the method in fragment). public void elementController(JsonObject jsonObject , String type) { if ( jsonObject == null || type == null ) { return; } int position =0 , resultPosition =0; if ( type.equals("update") || type.equals("delete")) { String id = jsonObject.get(ELEMENT_ID).getAsString(); Map<String , Element> map =

问题 Note: I solved the original problem by realizing a completely different one. See the addendum for the new actual problem, but you can read the previous part for context. This is an extension of one of my previous posts. I made a container class based on that answer: template < typename T, unsigned N0, unsigned ...N > struct array_md { // There's a class template specialization with no extents. // Imagine the various N... components are bracket-enclosed instead // of comma-separated. And if "N

问题 What i want to do: I want to list some records of a database. This list should be displayed in a JFrame popup. Description: I have 3 classes: Main.java (runs program) PeopleTableModel.java (holds data, extends AbstractTableModel) PeopleTable.java (holds logic, extends JTable) Why I am getting an ArrayIndexOutOfBoundsException when setting my JFrame to visible? Update: It seems like this error only shows up, when I use my own PeopleTable class. When I assign the table to just a normal JTable,

问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 2 years ago . I have the following Java class that adds a Person object to an existing Person Array : public class PersonService{ protected int lastItemInPersonArray = 0; private Person[] persons = new Person[100]; public void addPersonToPersonArray(Person personToAdd){ persons[lastItemInPersonArray++] = personToAdd; } } I

问题 I'm having some trouble displaying the shipping price to the lblshipping.text Option Explicit On Option Strict On Option Infer Off Public Class frmMain Private intMin() As Integer = {1, 11, 51, 101} Private intMax() As Integer = {10, 50, 100} Private dblShip() As Double = {15, 10, 5, 0} Private Sub btnExit_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles btnExit.Click Me.Close() End Sub Private Sub txtordered_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms

问题 I have an application that has 2 screens. The first screen has a ListView of movies with a row consisting of 3 Elements: Title, Date and Gross declared in strings.xml. The user has the option of adding a movie by clicking the menu button, which sends him to another screen. The second screen has 3 Edit texts that correspond to Title Date and Gross, which is alphabetically sorted straight away when it returns to screen 1. Similarly, the user can also Edit/Delete entries by long clicking a row

问题 What does ArrayIndexOutOfBoundsException mean and how do I get rid of it? Here is a code sample that triggers the exception: String[] name = { "tom", "dick", "harry" }; for (int i = 0; i <= name.length; i++) { System.out.println(name[i]); } 回答1: Your first port of call should be the documentation which explains it reasonably clearly: Thrown to indicate that an array has been accessed with an illegal index. The index is either negative or greater than or equal to the size of the array. So for

问题 When i want to get a cell value from my table (after search with filtering) and select that row and execute the returnAction() , Exception occur. My code: public class BookPage_User extends JFrame implements ActionListener { private JButton returnBookBtn; private JTextField filterTF; private TableRowSorter sorter; private JTable table; private BookJDBC bookJDBC; private BookModel model; public BookPage_User(String[] enterUserInfo, String userId) { bookJDBC = new BookJDBC(); model = new

问题 I am getting the following error message in Java Exception in thread "main" java.lang.StringIndexOutOfBoundsException: String index out of range: 0 Here is my code - public static void main(String[] args) { double gissade = 70; int input; java.util.Scanner in = new java.util.Scanner(System.in); char spelaIgen = 'j'; // char input2; int antal = 1; while (spelaIgen == 'j') { System.out.print("gissa ett number?"); Input = in.nextInt(); if (input < gissade) { System.out.println("du har gissat för