Software Development Forum

Hi I'm pritty new to C# I'm having trouble with items repeating in a combo box This method gets the values from my table and stores it in the list of strings which it does fine . . . I think. [CODE]public class EditStates { public List<string> getStates(CEditStates ced) { …

Hi,I am new in c# development and I have some problems in my smart device application.I have 3 forms: Orders, Add_orders, Add_client. Orders is the mainform. What I want is that when I click 'Save' on Add_orders form, to navigate back to Orders form but not to close the Add_orders …

Hi Folks, I've been looking around all day and I've tried numerous suggestions, but to no avail. I've got a struct in C# defined as: [code] [StructLayout(LayoutKind.Sequential, Pack = 1)] public struct GenericTrackRecord<T> { public Int32 hasValue; public T value; } [StructLayout(LayoutKind.Sequential, Pack = 1)] public struct OTXFixDetailsStruct { public …

I am using a Pwm TextDialog (which inherits from ScrolledText which inherits from Text). It is being used as a real time status pop-up window. A good deal of the status messages use a carriage return ('\r') at the end of the message as a way of conserving vertical space, …

Im doing a code "test" from the c++ book I am currently reading, the objective is to ask for input using a function and output data using a function, while keeping the data in main. I finished it and it works, but I want to make the program not accept …

Hi, I'm writing a small piece of code finding the number of unique 3D arrays in a N*3 array. I first sort the N*3 array, and apply a "condition" function : if the consecutive 3D arrays do not have the same element, then the unique number count +1. Here is …

I have a DataGridView control and I want to know if the user has changed any data in the row when they leave one row and go to another row. Here's what I've done... In the Form Class I defined a Before and After row image as follows: Dim rwBefRow …

Can anybody suggest me a tutorial for Perl. I have to prepare for a interview. And have to practise

Hi, I have been reading "Learning Perl the Hard Way" and I was trying to complete one of the exercises which involved the use of regular expressions. I could get all of the anchors working except for "$". I have my code below with errors. I was just curious if …

I'm new to C and I have a question I think it's not that complicated. I'm trying to write a code that creates strings like : File1,File2,File3, etc. Here is my code: [CODE]#include <stdio.h> #include <string.h> #include <stdlib.h> #include <string.h> int main(void){ char string1[80]="File"; char string2[80]=""; int number = 10; …

So my homework assigment was to create a new method in the class section called, public void deleteStudentsWithName(String)...So what it does is reads a files, converts it into an array, and then it asks the user which name you want to delete. My program is very messy(in my opinion), but …

I have been working on this program for about a week and i have been getting these errors that i just cant get by. The program is supposed to first accept user input for the type of symbol. Then its supposed to accept user input for a number. Finally it …

Hi everyone, novice here. I'm having some major issues trying to figure out what's going wrong with my code. The general problem is that I can't get the foreign key in one of my child tables to populate the primary key from the parent table. I have a parent table …

For my assignment, I have to read a text file one character at a time and display it in the console. Here's my code for this: [CODE]class TEXT { static StreamReader reader; static void Main() { int ch, characters = 0; // file that is being read in and displayed …

I tried asking this at the MSDN website and didn't get an answer at all...I was hoping someone here could help. If I indicate that SQL Server Express is to be a pre-requisite for my application, how does the installer interpret this? For example: If end user A already has …

I really don't know how to capture the information from the bitmap file when talking about the pixelArray, I know what I have to do it when I capture it to turn it negative, but each time I run my code it crashes when I run the code I think …

My program in a nutshell is reading a text file, outputting it to the console screen one character at a time, and then writing the characters as its read as hex pairs. I'm calling this method in a loop: [ICODE]WriteByte((char)ch, ref writer);[/ICODE](passing in the character, and a reference to the …

Hi I am new to the forums, and somewhat new to python. I'm trying to make a Text Based Adventure game. I don't have an error, but a bug. This is the code: [code]import descriptions inventory = [] gold = 0 acts = {"north":"hi"} def start(acts): print(descriptions.start) rm_a(acts) def rm_a(acts): …

I don't know what it means: [CODE] class Tree{ friend ostream& operator<<(ostream&, const Tree&); private: TreeNode *Root; void insert(TreeNode*&,int); void PrintInOrder(TreeNode*); int Median(int[],int&); public: Tree(); Tree(int); void insa(int[]); void ins(int); void print(); }; ostream& operator<<(ostream& out, const Tree& tree){ out << tree.Root ->GiveValue(tree.Root); return out; } Tree::Tree (){ Root = …

Im inputting from a file to a 2d array and i dont know how to stop it once it gets to the end of the file the code i have for it so far is [CODE] for(int i=0; i<records; i++) { for(int j=0; j<month; j++) { inFile >> monthArray[i][j]; } …

I have to write a code to build an array like this: 1,6 1,0 2,3 3,4 5,6 4,5 7,6 1,2 9,7 Where the numbers are coordinates which have to be "separated" when taken in consideration Like: cell[2][2]---> x=5 y=6 I decided to make a char array, so that with atoi() …

Hello - I'm not great at programming but I'm definitely worse at maths. I have been tyring to do this 'simple' salary calculator for so long that I am getting the numbers mixed up. I have had some of the calculations adding up correctly but not others and have now …

What is the difference between using system("pause") and cin.get(pause)? [URL="http://www.daniweb.com/forums/post1446085.html#post1446085"]Oliver [/URL]told me never use system("pause"). [code] #include<string> #include<iostream> int main(){ using namespace std; string str = "My name is shridhar"; cout<<"What is your name"<<str; char pause = 0; cout << "Press enter to continue..."; cin.get(pause); } [/code]

Hi everyone, I am working on a 3D viewer using libQGLViewer. In all of the examples provided, the main function looks something like this: [CODE] int main(int argc, char** argv){ QApplication application(argc, argv); Viewer viewer; #if QT_VERSION < 0x040000 application.setMainWidget(&viewer); #else viewer.setWindowTitle("pointCloud"); #endif viewer.show(); return(g_qApplication.exec()); //waits for Esc } [/CODE] …

Hello, I have stared at this script for the last two days and am unable to find the cause of my error message. Any help would be greatly appreciated. The script is [CODE] #!/bin/sh for i in '/xxx/*' do if [ -f /xxx/$i ] then HOST='xxx.xxx.com' USER='xxxx' PASSWD='xxxx' FILE='$i' ftp …

Hi i need to press non-english keys like "ü","ö" in java but i didnt managed to do this using robot class. So how can i press non-english characters?

I've been set in a lab session at University the task of creating a program which can perform one of a variety of calculations, with it performing the one specified by the user, and with it looping back after every calculation however it is the looping which is causing me …

I am retrieving values from database. I initialized a variable outside the loop. I am using while loop to move one record after other to last using ResultSet object.next(). Inside the while I am assigning the record value to the variable initialized outside while. But It shows variable might not …

What's Up? OK, So I'm making a small batch script, That retrieves the IP of a website, And put it into a variable so we can use it later on. The problem is how do I get the IP of the website into a varible? The way I was going …

i want to transfer my code to a winform. i know how to create buttons, text,,etc... and how to operate them. The problem is that i made my code in a windows application, and i want to transform it to window form application.. i dont know how to copy and …

i m here to ask u a importnt question... is there any way to scroll down or up the text boxes on frames... i mean to say, i have one form, and a frame, and so many text boxes on frame, that all can not b shown at a time, …

Sup guys, I got another "little" thing here , i am trying to create a preprocessor macros for SQL language , so when the compiler run into things like SQL key words : for example : COLUMN(title) TYPE(string), COLUMN(author) TYPE(string), COLUMN(copies) TYPE(int), it automatically will generate appropriate C++ code ( …

Good morning all, here i have some probs. in logic if possible just solved it i have a text file contains following data..... sec TID SID ATTRIBUTE 69013 1-3039 1 REGISTER 69013 1-3039 1 100 69013 1-3039 1 401 69013 1-3039 2 REGISTER 69013 1-3039 2 100 69013 2-3039 1 …

Hi everyone! Just wanted to ask before i begin messing around. Is it possible for two processes to access the parallel port simultaneously? So that if i short circuit Input pins to output pins of the parallel port one process will provide input to another one? I am using Windows …

Hello everyone! So I have to do this project for computer science class. We have to make a class that generates 50 odd numbers in order starting at 1 and stores them in an array of 50 int elements. Then we have to arrange the numbers we get so that …

i am trying to move the node in the first item from the list and add it to the back of the list 1->2->3 becames 2->3->1 instead i get 3 1 2 [CODE] #include <iostream> using namespace std; struct nodeType { int info; nodeType *link; }; void createList(nodeType*& first, nodeType*& …

I got Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 0 at this line.[CODE]File f1= new File(args[0]);[/CODE] I guess i have to give a command line argument. How to give a file as command line argument. Or is this someother one?

First of all, I'm new to Daniweb and I would like to thank in advance to all those who take their precious time to help me. I appreciate it greatly. Hopefully, I'll get good enough to contribute and help others in the Daniweb developing community, as well. The problem I'm …

Hi, I need help in numbering rows in datagrid. I have a column that should number 1,2,3 so on when adding a new row. When I delete a row, those numbers should re-number still to 1,2,3. So when I delete row 2, the row that's been added as 3 should …

Im playing around with the clone method of arraylist and have a few questions. This is what i did with it: [CODE] ObjectMaker item1 = new ObjectMaker(); ObjectMaker item2 = new ObjectMaker(); ObjectMaker item3 = new ObjectMaker(); ArrayList<ObjectMaker> arrayList = new ArrayList<ObjectMaker>(); arrayList.add(item1); arrayList.add(item2); arrayList.add(item3); Object theList = arrayList.clone(); [/CODE] …

WARNING: I am a botanist, not a programmer. If you are offended by newbie questions, please jump to the next thread. I'm in the Environmental Horticulture at the University of Florida and I'm trying to build an online, multiple-entry key to help students identify the plant families. I have permission …

hi i m abhi i have one file containing some info like LT19-10-13-400922 --TID1-3039 1--RequestREGISTER LT19-10-13-405432 --TID1-3039 1--Response100 LT19-10-13-410015 --TID1-3039 1--Response401 LT19-10-13-415481 --TID1-3039 2--RequestREGISTER LT19-10-13-419800 --TID1-3039 2--Response100 where LT19-10-13-400922 is log time ,,i.e. 19 hr. 10 min. 13 seconds 400922 usec. and i want this to convert only in second …

I am writing a program which asks the user for input, how many digits to use, on 2 numbers which will multiply themselves. A loop will multiply all combinations of that number digits and determine the largest palindrome. I know how to do palidnromes with strings, but don't know if …

Okay, so I am trying to make a game much like an old game called "Chip's Challenge". Right now I have a square that I can control with the arrow keys but I'm not sure how to make a wall that cannot be passed through, could anyone help me?

am newb in c++ trying to write simple c++ program that a computer, try to guess a number i have chosen by it producing rand number and me telling me whether it is to low, high, or right and using do while loops we are suppose to produce it now …

Hello, I'm working on an assignment for class, in which: 1) I need to display a menu for fruit selection. 2) After selection is made, program asks for quantity (double). 3) Program should enter selection in class array (this seems fine). Where I'm having the problem is in the do …

I'm currently using the following for counting forwards and backwards through an array depending on the current index. If the index increments past the end of the array it now decrements and vice versa. [CODE] isReversed = isReversed ? index - 1 != -1 : index + 1 == array.Length; …

Hello Everyone Im having kind of trouble looking for this info, but i created a POS program that when i install it, it install under Local Settings\Apps\2.0\blabla So what i want to know if how can i make my system install like any other program, "Under Program Files/POSystem/" like so …

hi all, I am using crystal report for displaying reports. I want to display group by customers in report that i am displaying using group by funtion but i also want subtotal of that group by customers. I want to display received amt date, received amt and balance amout between …

Hello, I am new to the programming game and have a question for you seasoned veterans: I have a data collection device whose API is c++ based. When I want to write a program whose first step is to initialize the system, I write "InitializeSystem(); " In a C++ IDE …