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Hi all I have an Access database Table and one of the columns has a date value the column name is closing. I would like to do an order by closing asc the null values are allways on top and I would like it to be at the bottom. I …

So I'm working on a small calculator applet and whenever a button is pressed (generating an action event) i get this: Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException. Something about a missing source? The variable m is an instance of my myFunctions class which houses all the necessary formulas. I believe the …

how to get null field value from access in vb6 in my 2 record field the value is empty but i'm not able to get that empty field in vb6 ... .... set rs = new adodb.recordset rs.open ("select * from table1 where id = '2'") text1.text = rs!name please …

I'm a bit of a SQL newbie so I'm wondering if you can help me. I've looked on Google it for some time, but maybe I'm not using the proper terms. Here is my question: I have TableA that has the following columns: ID(PK), location, departA, departB. I would like …

Hello all. So I have a little problem with my school project. We are to create a snack machine with cookies and mints and interact with it using a GUI. We click the add Mints or Cookies button to add to the 'Snack Machine' and then click buy to purchase …

Ok. As the title says I tried many times to simply write a program that rewrites a file to remove null characters. I confirmed with a hex editor that the file in question has tons on null characters, on average about 1 of every 2 characters in null. So my …

i am trying to load up my ObjectQueue variable objQueue with a task to run some operations on, and there i have a NullPointerException error. the error happens at: `objQueue[0].insert(Task);` I have declared the ObjectQueue variable in a similar fashion on other programs and have had no problem. sort of …

class Account { Long accNum, pwd} public class Banker { public static void main(String r[]) { new Banker().go(); // do more stuff } void go() { Account a1 = new Account(); a1.accNum = new Long("1024"); Account a2 = a1; Account a3 = a2; a3.pwd = a1.accNum.longValue(); a2.pwd = 4455L; } …

#Code for INSERT INTO into database and if fields are null, it will prompt for null fields.#

HI i have this error null reference i don't know why Imports System.Data.SqlClient Imports System.Configuration Imports System.Configuration.ConfigurationSettings Public Class Form1 Private ConName As New DataAccess Private Sub cmdconnect_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles cmdconnect.Click Dim conn As String Dim m_server As String Dim m_db As String m_server …

Hi, in Excel I want to use a marco to automate a process so that for all the cells in a Range, if any cell is null, it changes to value 0. How can I achieve that? Thanks!

Hello all, I am currently trying to insert a 0 value into a single field. The value is originally set to 1 and I would like to set it to its default value of 0. How would I go about doing that? The code I have works for other things, …

Hello everyone, I am building a tic-tac-toe game for my final and everything is going smoothly except for one problem. The names I ask the user to enter at the beginning of the game, a replaced with null when the messagebox that shows who won appears. Here is the code, …

Hi guys, im new to these forums and would like some help with two problems im having in my program to make crossword The crossword requires me to read 5 inputs in one line. word row column direction clue Problem 1- input I wish to getchar the first word while((answerInput[count][i++]=getchar())!=' …

I am having a problem with an address book program. The problem is that when I try to set the fnTextField, lNTextField, ...etc I get null in all the JTextEdits. I've went through the debugger and before the I called `Edit edit = new Edit(1)` the values are in the …

have various classes representing various types of program-genres (comedy, drama etc). I have a text file filled with '-' seperated values that get read by a class called Processing and puts them into a LinkedList. I have another class GUI_g that creates the GUI. It has 3 JTables. One for …

// absolute.cpp : Defines the entry point for the console application. // [CODE] #include "stdafx.h" #include<iostream> #include<string> using namespace std; int _tmain(int argc, _TCHAR* argv[]) { int i=0, j=0,k=0,l=0; string yes1;bool outcome;int u=0,v=0,w=0; string arr[4 ][4]={{"Name","Plot #", "Cost", "Address"}, {"john", "1121", "Rs.1000", "62 johar TOWN LAHORE"}, {"jonty", "1123", "Rs.100000", "56 …

So i dont know why i am getting this error, here are my 3 classes plus the tester edit: I get the null exception after i run the program, --------------------Configuration: <Default>-------------------- Exception in thread "main" java.lang.NullPointerException at University.offerCourse(University.java:35) at StudentCourseTestProgram.main(StudentCourseTestProgram.java:53) Process completed. [CODE]import java.util.*; public class Student { private String …

I've read many threads on how to remove a new line character '\n' using fgets()-- however, how would one go about removing a new line character simply by using getchar() ?

Hi all! I m trying to filter a datagridview (connected to sql server). I have used if statements in order to take all the possible combination but now I have 8 textboxes into which the user should insert values and filter the datagridview.. it is too complex.. I have asked …

Hi all I m trying to filter a sql db with many filter criteria which inert the user in textboxes .. i ve tryed this query [CODE]query = "Select * from T_INCIDENTS1 where IFF (txtPostcode.text is notNull) then Incident_Postcode='" & txtPostcode.Text & "') and iff (txtDMA.text is notNull) then Incident_DMA='" …

I had to make a arrayList and i do not know why is it not working [CODE]public class ArrayList<E> { private E[] theArray; private int size; private int capacity; public ArrayList(int initialCapacity) { this.size = 10; this.capacity = initialCapacity; theArray = (E[]) new Object[initialCapacity]; } public ArrayList() { this(1024); } …

Hi all! I try to filter a datagridview and I wrote an sql statement for that reason. The problem is that although I achieved to have multifilter I can find how to make my cod ignore the criteria which are null (empty criteria, when the user doesn t give any …

Hello, i am a newbie on php programming and try working on my last project in my school. My program is to compare 2 different xml file, it working well at first. but when i tried to add more xml file to compare, the page keeps telling "Fatal error: Call …

hi all, when my codes ran at localhost, it doesnt have any error, however when it runs in a server it gives 'Column 'member_id' cannot be null' [CODE] //retrieve form data $start_date=$_POST['start_date']; $end_date=$_POST['end_date']; $project_name=$_POST['project_name']; $project_description=$_POST['project_description']; // open connection $link = mysqli_connect($host, $user, $pass, $db); $query = "INSERT INTO project(project_name,start_date,end_date,project_description,project_status)VALUES('$project_name','$start_date','$end_date','$project_description','available')"; $result …

[CODE]Sub retrievepic() Dim conn As New SqlConnection("data source=.\sqlexpress; integrated security=true; attachdbfilename=|datadirectory|\WAIS.mdf; user instance=true;") Dim cmd As New SqlCommand("select ImageData from ImagesStore where ImageId=@ImageId", conn) cmd.Parameters.AddWithValue("@ImageId", 3) Try conn.Open() PictureBox1.Image = Image.FromStream(New IO.MemoryStream(CType(cmd.ExecuteScalar, Byte()))) Catch ex As Exception MsgBox(ex.Message) Finally conn.Close() End Try End Sub [/CODE] This is my code for …

Hello! I have a little problem. I don't understand how to solve this issue: Object reference not set to an instance of an object. Thank you! This is my code: [code=c#] BindingList<ComboBox> cmbPlayers = new BindingList<ComboBox>(); Club[] league = new Club[10]; // league contains class Club // class Club contains …

I'm querying a SQL DB and sometimes the result is Null, so I thought I would test this but my code results in an error "Data is Null. This method or property cannot be called on Null values." Here is a snipet of my code: For i = 5 To …

Using NetBeans IDE 7.0.1 with Java SDK 1.7.1 and Glassfish 3.x: I am trying to load an ArrayList from a database in the Servlet to be used on the JSP page in a dropdown box that would show stock symbol and company name. I get the following message when trying …

So i have been assigned a program where i create a interface a bag and the main or tester i have been trying to get this done for a while now and so far two other people have checked my work and have no idea why my list prints the …