Software Development Forum

[B]Read a CSV file into a DataGridView[/B] [CODE]'12/4/2011 'Code to read CSV file with headers using 'ACE.OLEDB.12.0 Connection 'The following is a Sampling of <EXTENSION.csv> 'The CSV file contains all the Extension on my Desktop Computer 'The full file has 923 Rows with Headers: 'EXTENSION,DESCRIPTION,EXECUTABLE_PATH '.mde,Microsoft Office Access MDE Database,C:\Program …

Not getting any compile error, but I'm getting an output that looks like: -858993460 5 4 3 2 Instead of 5 4 3 2 1. What am I doing wrong? [CODE]#include <iostream> #include <stack> using namespace std; template <typename T> void reverse(stack<T> &sk) { stack<int> tempStack; while(!sk.empty()) { tempStack.push(sk.top()); sk.pop(); …

I get this compiler error: `Monster' was not declared in this scope, in this code: [CODE]#ifndef ROOM_H #define ROOM_H #include <stdio.h> #include <stdlib.h> #include <time.h> #include <vector> #include <iostream> #include "Monster.h" using namespace std; const int ROWS = 20; const int COLS = 20; class Room { private: vector<int> indexes; …

Hello masters! I have a project and need a bit of your help. I would like to access/get values from certain fields from a database and assing that value to a variable. Database is included into my project along with DataSet. Is there any simple way to access certain field? …

For a school project, I am trying to make a program that gets user input and finds the factorial of the input. I wrote this bit of code and got tons of errors. Help, anybody? [CODE]import javax.swing.*; import java.awt.*; import java.io.*; import java.util.*; class TestFactorial { public int x = …

let an integer say, x=0xffffff0; when i shift left 4 positions in it.it got negative. x=x<<1; doing this 4th time,number got negative. please tell why it is so.

Hello every body I'm trying to iterate through a list for a certian number of times using a for loop. below is the current code I've written, but this will iterate through the list until it ends. [CODE]list<FileInfo*>::iterator p = currentlist.begin(); while(p != currentlist.end()) { cout << (*p)->remainingtime << " …

hi all Can we (compile and execute) or just execute a c file from another c file? am asked this question and i am unable to find any solution to this problem. A 'c' file is executed and it must contain code that will execute another 'c' program olease help …

Hello Having trouble reading in some 8-bit data (not text) from serial port using pyserial module. Am storing the data in a string buffer as it comes in, that's working fine. Problem is that I'm printing the buffer out to the terminal screen, after a wee bit of data (30~200 …

So, I have a two part question for you... I'm going to be writing several lines of code to a .txt file, but I won't know what each line is, or how many there will be. There could easily be hundreds of lines. I need to add a prefix to …

Suppose the xMethod() is invoked in the following constructor in a class, xMethod() is _________ in the class. public MyClass() { xMethod(); } A. a static method B. an instance method C. a static method or an instance method what is the answer a or b or c

Hi Guys , this questioned has been asked before , but the answers haven helped me . I want to seperate lines when i am appending the text control. But "\n" is simply not working . I am using Python 2.7 , on Windows 7. Please help. I want to …

please help me by answereing my three question 1)page redirection is possible through which methods? 2) another question which is the default port number of jws? 3)we can write servlet programs by using http packages only ah?

I am trying to extract data from multiple files into one output file. At the moment I am able to extract the columns I want into a vector in a vector: [code] vector< vector<double> > out; //2D vector ofstream myfile ("example.txt"); //outputfile //the data contained in data[n][6] is put into …

Hi all, Sorry if this is a stupid question. Assume I have a code like this. [CODE] char *temp = "poiuytrewq"; std::cout<<*temp<<std::endl; //should print p function(temp); std::cout<<*temp<<std::endl; //should print i [/CODE] Basically my function() in the above snippet increments the pointer twice so that temp point to 'i' now. I …

Hi, How to avoid webbrowser data copy, paste to word or notepad in vb.net. Disable right click on webbrowser by using [ICODE]IswebbrowserContextmenuEnabled =false[/ICODE] Thanks in Advance...

I'll keep it simple and hopefully whatever simple error I keep overlooking can be used as a learning experience for others. This program uses a user created file called patient.dat that contains the following: Smith Eleanore 110/73 Jones Tom 200/78 The error I am having is that Mr Tom Jones …

hi... i'm getting a null reference exception unhandled error..... i have inserted the code snippet and a screenshot... please tell me where i'm going wrong..... [CODE] DataSources[] dataSources; int i = 0; _list = doc.GetElementsByTagName("DataSource"); foreach (XmlNode tempNode in _list) { //MessageBox.Show(tempNode.Attributes["Name"].Value.ToString()); //MessageBox.Show(tempNode.InnerXml.ToString()); dataSources[i]=new DataSources(); dataSources[i].getContent(tempNode); i++; }[/CODE] the class …

hi! can someone help debug my codes? getline() works properly in my main() but if i'm putting it to another function, it ignores the first getline() w/o entering any words and goes to the 2nd getline. my program works like this: i have a menu() that lets the user to …

I am trying to write a few very dynamic procedures and functions and wonder about transferring parameters to a procedure as an Array. This is actually easy enough done.... just that I would like to pass something like [CODE] VAR a,b,c : INTEGER; Name, Text1,Text2 : STRING; todaysDate : TDate; …

Hi guys i am trying to write a program that uses two classes, Board and Game, to run the Game Of Life. Currently my output is in the console, as a GUI is going to take too long. I am having some trouble writing my nextGeneration method in the Game …

My Applet is working but I have 2 issues, I cannot get away from the 'metal' plaf background (trying to make it all solid blue) and when the user clicks on the 1st text box I want the prompting text to clear for the user to type their own. No …

Im writing the Applet GUI code that uses another class to translate a string into pig latin (dubbed PigLatin.class) My gui has two text areas, a few labels, and two buttons, but I'm having some trouble with event handling. [CODE]import javax.swing.*; import java.awt.*; import java.awt.event.*; public class TxtCrypt extends JApplet …

Hi there, I have two tables in my data entity model accessed by StaffDB. Staffs contains: StaffID FirstName LastName Address Town County Postcode YearJoined CurrentGrade Role Ratings contains: RatingID StaffID Date Rating1 (automatic to avoid conflict with table name also of rating) Comments These are linked by StaffID. I am …

Hi All, I wanted to know if its possible to create a right click function in vb.net MDI form. Example the way we right click on any program it gives us a list of options, is it possible to do it in vb.net and how? Need help, thank you.

I know, that you can't set the value of CancellationPending of the BackgroundWorker class The default is false. If you call the CancelAsync()-method, CancellationPending is true. I need to call this method, that my program stops measuring. Now you are back on the GUI. You can change values and again …

[CODE] String SearchBroadCastMenu[] = new String[] {"Search Item Code", "Search Title", "Search Country of Origin", "Search Language", "Search Status", "Search Director", "Search Actor", "Search Producer", "Search Frequency", "Return To Previous"}; UIManager.put("OptionPane.messageFont", new FontUIResource(new Font("Tw Cen MT Condensed",Font.PLAIN,18))); UIManager.put("OptionPane.messageForeground", java.awt.Color.blue); UIManager.put("OptionPane.buttonFont", new FontUIResource(new Font("Tw Cen MT Condensed",Font.PLAIN,18))); int SearchBroadCastOption = JOptionPane.showOptionDialog(null, …

This program is suppose to input a date and output the day of the week that corresponds to that date. I have the program all done, but the code is not presented in the main() of the form. Im guessing i have to organize it a little more. any ideas …

I need to read a file that contains this: 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 …

Im trying to figure out why this simple piece of code isnt working. The aim is for the user to enter a word and then the application echos the word back to them. If the word is equal to 'done' then the application prints 'Complete'. [CODE]import java.util.*; public class word …

here i have 2 listbox i already have the code for the selected item moving right and moving left but i don't know how to move all of the listbox1 to listbox2 by just click >> or listbox2 to listbox1 <<

[B]here is the problem:[/B] -user enters "degree" and a "threshold" value -degree is converted to radians(with a static method) -computing the approximation as long as the absolute value of the series element is greater than the threshold [COLOR="Red"]series:[/COLOR] i.imgur.com/GRsIP.png -Error is computed as absolute difference of approximation and the value …

Hi all, I got a problem.I got to make a program that sorts the digits inside a number given by the user, but I can't use an array. I know that the easiest way is with the bubble sort but I can't seem to make a switch between two digits …

I am creating DLL using VC++ - Console application.. I am writing it for crating a new file... I am using Createfile function for this. but facing below error... error C2733: second C linkage of overloaded function 'CreateFileW' not allowed Below is my .CPP file from the project.. #include "stdafx.h" …

Hello Im having some new Java problems, while trying to export my project to a JAR file in Eclipse. When I run it from the IDE its OK, all roses and bourbon, but I get hit over the head this when I run it from cmd : [CODE] C:\Users\Joey\Desktop>java -jar …

Hi.. Following is my code:- public static void Sync(string sourcePath, string destinationPath) { bool dirExisted = DirExists(destinationPath); //get the source files string[] srcFiles = Directory.GetFiles(sourcePath); foreach (string sourceFile in srcFiles) { FileInfo sourceInfo = new FileInfo(sourceFile); string destFile = Path.Combine(destinationPath, sourceInfo.Name); if (!dirExisted && File.Exists(destFile)) { FileInfo destInfo = new …

][B]Is that possible to highlight the row when the cell value is change ? Can anyone teach me and explain to me ? Thanks[/B] [CODE]Private Sub btnUpdate_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnUpdate.Click Dim update As New dboperation Dim t As DataGridViewSelectedRowCollection = Me.DataGridView1.SelectedRows update.makeconnection() If (Me.DataGridView1.Rows(t(0).Index).Cells(0).Value.ToString) …

I am auto generating data grid and I am using check box in Data grid View, Now i am invoking check box state changed event but it produces the following error Handles clause requires a WithEvents variable defined in the containing type or one of its base types. Here the …

heres a form i have created. its a search form. [url]http://img266.imageshack.us/img266/722/paymentsh.jpg[/url] it searches and lists the results in list view. heres my mssql query : [CODE] select transactions.trans_id,transactions.cust_id,transactions.trans_amount," _ & "transactions.trans_date,customers.fname+' '+ customers.lname as customer from transactions inner join customers on transactions.cust_id=customers.cust_id " _ & "where trans_type='inv' and (trans_id= " …

I am making an invoice system. Please have a look at the images. [url]http://img32.imageshack.us/img32/9216/capture1iv.jpg[/url] [url]http://img839.imageshack.us/img839/1228/capture2cq.jpg[/url] as you can see, the place order button is creating an invoice. I have actually created a junk table and a junk column in it just to setup the invoice_id and load it when "invoice …

compiler : visual c++ 2005 os : win7 64bits [code] #define PARSE_AND_SERIALIZE_WRAPPER(HANDLE, VENDOR) \ template<> \ struct parse_and_serialize_wrapper<HANDLE> \ { \ template<typename Request> \ bool serialize_req(Request &request, std::string &serialized_msg, \ xml_schema::namespace_infomap &xml_namespace, boost::mpl::vector<serialize_query>); \ }; \ \ template<typename Request> \ bool parse_and_serialize_wrapper<HANDLE>::serialize_req(Request &request, std::string &serialized_msg, \ xml_schema::namespace_infomap &xml_namespace, boost::mpl::vector<serialize_query>) \ …

Hello everyone its me again try to learn VB. I need help to make sure if my code needs to be modify. Here is the instruction: 1- The list box that contains the city names is not visible when the program runs. lstCity.Visible = Not lstCity.Visible (still showing at run …

im trying to overload the operator+= and use that to implement operator+ in my string class. i keep getting a segmentation fault when i try to evaluate something like s1 += s2 where MyString s1("");and MyString s2("hello"); any suggestions as to why this is happening? this is my operator+= function …

Hi i am very new to delphi and have only been working with it for a few months, i need to calculate the difference between 2 TDateTime Variables regardless of the number of days passed. Currently im using this: [CODE] var StartTime, EndTime, TimeDiff: TDateTime; begin StartTime := (Now); EndTime …

I am trying to write a lexical analyzer program that will read in input from a file and produce a formatted output. I need help as I am stuck. I am sure I am not passing the file stream, and the function parameters correctly. Do note some of the functions …

Help! Why am I getting the following error on line 100?? I don't get an error when I use storage in other places? error C2065: 'storage' : undeclared identifier [CODE]#include "utility.h" struct masterFile // master file record { int employeeID; string employeeName; string departmentID; int YTDhoursRegular; int YTDhoursOvertime; double regularPayRate; …

I have a student name, wins, losses. In that order in a txt file. I'm trying to read it in and them print it out, but i'm not real sure what I'm doing [CODE] #include <iostream> #include <fstream> using namespace std; const int MAX_SCORES = 50; ifstream infile; void report(int …

Hello again! I'm almost finished this project. However, the Clear button stopped doing its thing. It keeps giving me an "Invalid Cast Exception" whenever I am pressing the clear button. The project includes 2 forms--- JobInformation and Summary. The code follows: [CODE] 'Program Name: JobInformation 'Programmer: Zabinga 'Date: 11/28/2011 'Description: …

Okay hi people i just want to is it possible if you can use a Certain copy / Write Function that writes your file from Resources to where you want but with Progress(Progress bar) while its copying or Writing and if so can you give me a example please:'(

hi everyone , I have finally finished my firsy c# project and I want to make a .exe file for it , so any help??