Software Development Forum

I tried to make a way to let the user choose to which piece of the program it would go, i first tried *for* but later went and used *if*, this is the code: while True: whichcode = 1 #set the variable for the first time. while True: if whichcode …

Hello... Im having a problem with "like operator" on SQL database Im using this code to search on database Dim DV As New DataView(dbDataSet) DV.RowFilter = String.Format("ID Like '%{0}%'", TextBox1.Text) DataGridView1.DataSource = DV and at textbox1 I type 2 in data grid view show all people who have number 2 …

!python3! so i was trying to get a for loop to work to get a program to choose which part of the code it had to run, this is what i have: while True: whichcode = 1 #set the variable for the first time. for whichcode == 1: print code …

Guys can anyone please explain to me the working of this function { "randamise()" }.

Hi all, can i store multiple data items inside a doubly linked list? is this valid? struct node { int marks; int regno; struct node *next; struct node *prev; }*start; If this is valid, how can i assign values to the individual data items? next->marks=5; next->regno=3456; will this work?

Hi guys, I have a form called frmSales, with two textboxes and a list box. what I want to do is to fill the listview with product description from txtDescription and product from txtPrice when I click the add to cart button. the listview should also be able to add …

Hi , how to add numbers in specific count of rows in Datagridview like in this[Click Here](http://i.imgur.com/IZJ39Wq.png) picture. I already run this code to sum all collumn in my Datagridview. But I need to sum the 1+2+4 in collumn TEST1 without erasing the other data. Private Sub Button1_Click(sender As Object, …

Hello, first of all I am new to vb.net so sorry if my question is stupid... :( I have text files that are something like this: "#...... "#...... 1.2 2.5 3.4 5.6 4.8 8.9 . . . Now I would like to add to the first column of the datagridview …

Hi all, I need help understanding a C++ problem. This is an assignment question. Create a base class ‘Account’ and two derived classes ‘Savings’ and‘Checking’. The ‘Savings’ and ‘Checkings’ information should be connected to each other using variable CREDITRATING. Transactions in any of those derived classes should be able to …

Hello, I am writting a code for class and I am having a hard time inserting my variables into my "cout". I know how to do it the long way but I know it has to be easier. Right know this is the portions I am working on: void displaySlpInt …

Hello. I need help with my assignment urgently. This is my assignment question and the follwoing is my code. It compiles but it doesnt give me the right output. 1. Run length encoding. Example: if the input is “AAABBCCCDEEFFA” the output will be “A3B2C3DE2F2A” 1. Input takes the form of …

Hi, after creating a software with SQL database (my other pc is the data server) this shown up " String or binary data would be truncated. The statement has been terminated " what to do? sometimes it imports the data sometimes it does not...

I am trying to execute the query on server side and send the result to the client but at the time of returning the value to the client the error occurs Am trying to achieve this using RPC Protocol but i could not find out how to send back the …

I am attempting to convert a C application to python. I am having difficultiy on this particular for loop. Any ideas how I might proceede? bool Enigma2C::encrypt(char *inString, char *outString) { int16 csum = 1, checksum = 0; int16 tmpSum = 0; int16 i = 0; strcpy(m_keyCode, inString); // Calculate …

Good day guys I need help for adding 2 column in datagridview my project is : the import and the varibles are : Imports Excel = Microsoft.Office.Interop.Excel Imports Microsoft.Office.Interop.Excel Imports Microsoft.Office.Interop Imports System.Runtime.InteropServices Public Class Form2 Friend xlApp As New Excel.Application Friend xlWorkBook As Excel.Workbook Friend xlWorkSheet As Excel.Worksheet Friend …

Hi, how to plot a chart from imported excel in Datagridview? I tried the tutorial from [HERE](https://www.daniweb.com/software-development/csharp/code/492766/display-excel-data-in-a-datagridview), but I do not know how to plot the chart. Previously, I used MS.Access for my Datagridview, then I manage to choose the Datasource. But, for this case, I imported an excel and …

Hello All, I am trying to implement a program that takes a prefix expression/string and converts it into a postfix string. I looked up the general algorithim for this converson and tried to implement it myself into this program. The following code is taken from my main java file. My …

I have to create function that reads the binary file of futball matches and shows the legue table. The table should contains, for each team, the name of the team, number of points, goals scored and goals conceded. Give 3 points for a win and 1 for a draw. The …

Hello !! I use vb.net with excel I have a buttom "get the name of the column from worksheet" with a combobox thi is the code of the button: Private Sub Button7_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button7.Click Dim Excols As New Dictionary(Of Integer, String) Form2.xlWorkSheet = …

private void btnSearch_Click(object sender, EventArgs e) { if (searchtext.Text == "") { MessageBox.Show("Plese Inter Employee's ID you are searching for"); searchtext.Focus(); } else { OleDbConnection con = new OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=D:\\Employees.mdb"); OleDbDataAdapter ad = new OleDbDataAdapter("select * from Employee where EmpID=@EmpID", con); ad.SelectCommand.Parameters.Add("@EmpID", OleDbType.Integer); ad.SelectCommand.Parameters["@EmpID"].Value = int.Parse(searchtext.Text); DataSet ds = new …

hello guys I have a data grid view with the following rows customerID, customerName, credit, debt. how do I implement filtering based on the customerID. I want to basically perform a search and display the results. thanks.

my code is as follows: class pottertr_Point{ private String name; private double x; private double y; public pottertr_Point(){ name="Org"; x=(0); y=(0); } public pottertr_Point getPoint(){ pottertr_Point p= new pottertr_Point(); p.name=this.name; p.x=this.x; p.y=this.y; return p ; } public void setPoint(pottertr_Point p){ this.name=p.name; this.x=p.x; this.y=p.y; } public void setName(String name){ this.name=name; } …

I have recently been writing some code that asks the user questions about german. br = new BufferedReader(new FileReader("C:\\Users\\Patrick\\Desktop\\Java Workspace\\germanTool\\src\\germanTool\\lesson1.txt")); String[] engList = null; String[] deuList = null; int i = 0; while (br.readLine() != null){ lineCount++; line = br.readLine(); engList[i] = line.split("\t")[0]; deuList[i] = line.split("\t")[1]; } Using this code …

#include <iostream> #include <fstream> #include <cstring> using namespace std; int va[20][2],i,j,iesire,intrare,st[21],as,ev,k=2,timp,mint=10000,d=0,t=0; float distanta,mind=10000; char comune[65][25]; struct intr { int t; float d; }v[65][65]; void init(int k,int st[21]) { st[k]=0; } void succesor(int k,int &as,int st[21]) { if(st[k]<65&&k<20) { st[k]++; as=1; } else { as=0; } } void valid(int k,int &ev,intr …

Im trying to implement queue with a linked list i think i have the enqueue function correct but im having problems with the dequeue. I can get it to delete the first number but then the rest of the list is empty can someone point me in the right direction? …

Hi all I have been struggling with this program for quite awhile. I can't seem to get the PRINTFREE and PRINTMATCH commands to work right. I seen a similar problem on here but I am still grasping at straws. Any help would be greatly appreciated. Here is the scenario for …

consider a vector R whose coordinates xyz are given by R1,R2 AND R3.the length of the vector R is calculated as R len=squareroot of R1Squared+R2squared+R3squared.write a c++ program to prompt the user for the vector coordinates values and calculate and display the vector R length.please help me with the code …

hi guys j is there a way on how to analyze java snippet of codes, like for loops, while loop to check to see what will be the result of it, whether it would run, what results, or if it would give you any kind of syntax error, run time …

I have these files.. **str.h** #ifndef _str_h_ #define _str_h_ struct STRSTR { char* MainStr; char* SubStr; }; char* str_str(int, int, struct STRSTR* sample); void init(char*, struct STRSTR* sample); #endif /* _str_h_ */ **str.c** #include "str.h" #include <stdio.h> void init(char* str, struct STRSTR* sample){ sample->MainStr = str; } char* str_str(int index, …

if Al < 0 then put ffh in Ah else put 0 in Ah End_iF

Hi so I am suppose to write/fix this code up so it produces a monthly bill for a store. This is what I have so far. I know its suppose to have functions but im just doing it first this way because i find it easier.I think theres something wrong …

Create a class to represent a Book. A Book should have a title, author, edition, and number of pages. Choose the most appropriate types for each of these and make them private. Provide set and get methods for each of the instance variables. Also, create a toString() method that returns …

Good Morning all, Hopefully someone can head me in the right direction. I know nothing about perl or cgi but have a script that I purchased and had modified by a programmer half way around the world. He uploaded it to my development domain and the script works just fine... …

Hi again everybody. I know there are some references to this kind of thing around the web but none of them are simple enough for me to understand. In my code below, I am trying to initialize a function pointer with a class member function but I'm not sure I …

Hello, i was wondering if i could get an opinion on the following code as it is giving me a headache: int counter = 498853097; int k = 0; clock_t start, end; float seconds1,seconds2; start = clock(); for (int i = 0; i < counter; i++) { k++; } end …

Hi guys I am creating a basic application and have set up a database in which i can pull data but im struggling to figure out how to split a listbox into 2 columns, any ideas would be much appreciated Thanks in advance Andy

I have a text file No.,A ,B ,C ,D ,E ,F ,G 1 ,10,11,13,15,10,15,14 2 ,12,10,15,14,9 ,19,12 . ,..,..,..,..,..,..,.. . ,..,..,..,..,..,..,.. . ,..,..,..,..,..,..,.. . ,..,..,..,..,..,..,.. . ,..,..,..,..,..,..,.. . ,..,..,..,..,..,..,.. n ,..,..,..,..,..,..,.. I would like to sum just A+B+C+D+E+F+G Then put them in another text file No. Sum 1, 88 2, …

Please can someone help me and show me where i am going wrong ? The code below is not an assignment or homework it is something i am tryigng to do for work. The code scans a text file ( attached ) and stores 10 x 5 digit ints into …

can someone show me how to do this please? I am new to programming languge? here is the requirement? Thanks. Create a database table with 10 records with the following fields: Lastname, FirstName, Phone Number, Street Address, City, State, Zipcode. The table name is: “User Info”. Please create the table …

Hi Group, I attempting to save a file to a specific folder that is begins with the hotels property number. Currently I've manually listed the properties complete folder name in a text file. This is proving to be a management problem that needs to be fixed. The code I'm using …

I know it's something I'm doing wrong, but I can't seem to figure out what it is. The console reads the text you input and replies to what you have sent with a message set specifically for your input message. When I input "hello", it replied with "Hello! How are …

Can someone help me with my assignment?

Plz tell step step procedure to play music in my Microsoft visual studio 2005 for my opengl projects

Hello, I try to rename file or directory using JFileChooser() and JButton(). But it gives me a NullPointer exeption. I have FileChooser, Button and TextField where I write new name for my file or directory. Can you say where I go wrong and how to solve this problem. // button …

I know many if us are laughing seeing this question , but if i have taken some floating point value and I want if the result is integer it should have some decimal point answer eg - 1 can be integer number I want 1.0 to appear in my result. …

Hello everyone! I am trying to divide image into blocks of 8x8 pixels and applying DCT Transform in each blocks. But I don't know how to divide the image. Thanks for helping me. namespace DCTTransform { public partial class Form1 : Form { Image<Bgr, Byte> img; Image<Ycc, Byte> imgYcc; Bitmap …

**Okay this is my first post and I am quite excited that how it will be recieved by the community. I have a long experience in C++ programming but never been a part of any community hence I believe that as a tyro, my mistakes will be ignored.** This post …