8,298 Topics
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 | welcome everybody, i am able read my file by asking the filename from user but i am facing a little problem,When i type a name of file which doesnot exist,compiler also shows it with some zeroes, this is my program, please help me,having problem in case 2... #include <fstream> #include …  |
| | Hello there, I need to convert mdf file into sdf file using C#. Please any help will be greatly appreciated. Thanks a lot, yoyoo |
 | cmdInsert.Parameters.Add(new OleDbParameter("@Student_Section", OleDbType.VarWChar, 50, "Student_Section")); cmdInsert.Parameters.Add(new OleDbParameter("@Birth_Month", OleDbType.VarWChar, 50, "Birth_Month")); cmdInsert.Parameters.Add(new OleDbParameter("@Birth_Date", OleDbType.VarWChar, 50, "Birth_Date")); cmdInsert.Parameters.Add(new OleDbParameter("@Birth_Year", OleDbType.VarWChar, 50, "Birth_Year")); cmdInsert.Parameters.Add(new OleDbParameter("@Gender", OleDbType.VarWChar, 50, "Gender")); cmdInsert.Parameters.Add(new OleDbParameter("@Picture", OleDbType.Binary,50, "Picture")); //<<----//I do not know the proper format of saving.. cmdInsert.Parameters.Add(new OleDbParameter("@Teacher", OleDbType.VarWChar, 50, "Teacher")); |
| | Hello there? im starting to learn C# language and i really enjoy it, and my teacher wanted us to search a code that can determine an inputed number up to 10 what is lowest and highest. please sir/ maam i need a response (sorry if i don't have good english). |
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 | I wonder why this program does not do any changes to the text file that I am trying to modify. Scenario: My program uses the Fstream header file, I declared infile as IFSTREAM and outfile as OFSTREAM. I simply want to transfer data from infile to outfile. The data is … |
| | I need a list of all available preprocessor directives in C.  |
| | I have heard that table security for data stored in the table can be made by storing Hashbyte data in a column. So anyone comes and change values manually in a table will be identified and that record be ommited for further calculation Need help on these areas CREATE TABLE … |
| | Hi all,here is the code c# Array.Copy,what does the o means in the code block? using System; class Program Hi all what does the 0 means in the code block? using System; class Program { static void Main() { int[] values1 = { 4, 4, 4 }; int[] values2 = …  |
 | i developing a poster software, when i'm trying to post a link it give the following exception facebook api exception #100-invalid here's my code public static bool post(string accesstoken,string status,string link) { try { FacebookClient fb = new FacebookClient(accesstoken); Dictionary<string, object> postArgs = new Dictionary<string, object>(); postArgs["message"] = status; if … |
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| | //Hi all just switching from c++ to c#.Can anyone help,with the question i have: //this is a peace of code from c++ banking aplication int ShowMenu(void); void AddAccount(vector<CAccount*>& list); void DisplayAccount (vector<CAccount*>& list); void Lodgement (vector<CAccount*>& list); void Withdroawal (vector<CAccount*>& list); void InterestRate (vector<CAccount*>& list); CAccount* findAccount (vector<CAccount*>string ); bool …  |
| | Hi I am working on a simple C++.Net project which will allow me to run another program (e.g., I. Ex., Word etc.). However, I can't seem to find any working codes online. Here are the codes I have found so far; ShellExecute(GetDesktopWindow(), "open", "c:\myTestFolder\myfile.exe", NULL, NULL, SW_SHOWNORMAL); requires the inclusion … |
| | I'm creating my first github repo in C# (compatability has only just been added), and I'm really unsure of how to structure my project. I know that many languages have folders like: /src /builds though i'm not sure how this would apply to C#. There's this C# project, although it … |
| | How to auto fit text in crytal report.. |
| | When user click on the button "back",it should go back to "HomeStudent.aspx",but unfortunately its not working and no error shown.Do help me. <%@ Page Title="Advertisement" Language="C#" MasterPageFile="~/AccommodationStudent.master" AutoEventWireup="true" CodeFile="Advertisement.aspx.cs" Inherits="Advertisement" %> <%@ Register TagPrefix="ajax" Namespace="AjaxControlToolkit" Assembly="AjaxControlToolkit" %> <asp:Content ID="Content1" ContentPlaceHolderID="head" runat="Server"> <style type="text/css"> .style1 { width: 224px; } </style> </asp:Content> … |
| | Hello everybody, I'm searching for a book or a documentation that includes all the librairies ,and their functions, of the C++ programming language. thx  |
| | Implement a C function that can perform addition of two 15-digit (positive) integers. As in C the maximum integer number that can be stored in memory is 2147483647 it is not possible to use primitive data types in order to add very large whole numbers. For this reason, you are … |
| | In my Windows Forms c# project I try to connect to an already existing ms sql database file (added binding Source on the form, then : bindingSource -> properties -> DataSource -> add source - > .... ) but when I pick this file it writes something like "You dont … |
| | I'm trying to add a progress bar to a working theaded program that uses a cancelation token too. The structure of the program is: I have a button "BeginButton" that calls the function "MyFunction()". The function runs in another thread and a cancellation token listens if I press a Cancel … |
| | A bank in your town updates its customers’ accounts at the end of each month. The bank offers two types of accounts: savings and checking. Every customer must maintain a minimum balance. If a customer’s balance falls below the minimum balance, there is a service charge of $10.00 for savings … |
 | write a c++ program that will do the . Enter 10 integer . Pushing on stack and poping on user choice . pushing on queue and poping form queue . Bring the integer in order. Display the calculator selecting oprtion by user choice (+,-,*,%) |
| | *** Systems *** OS: Windows 8.1 64bit IDK: MS Visual Studio Express 2013 for Windows Desktop Problem: I created a simple (very simple) User-defined function named func_compare that compares two numbers, it has two parameters of type Integer. It has no errors whatsoever until you compile it, and it says … |
| | this is suppose to be infix to postfix converter |
| | can anyone suggest me a good English Dictionary API for C# windows forms application. I tried using "NHunspell" but i found it very difficult to use ? Please Help !!!!!!!!!!!!! |
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 | hi below is a switch case that is suppose to go to the next "hep" # and show a message... so if hep is 0 it shows one message, if hep is 1 it shows another, etc. I have it showing a message for 0, and 1, but it ALSO … |
| | What's a good book to learn C if you already know Python and are comfortable with computer science terminology? I'd like a book that is downloadable as a .pdf free of charge but an html book viewable online free of charge would be fine. Also, is there an advantage to … |
| | I am new in c programing.In apps they usualy have images as background take for example a question and answer app will have a colourful backgroung.If i draw an image with corel draw how can i display as background in my c program.  |
| | and my code to write into a file is ofstream file; file.open("CustomerFile.txt",ios::app); file.write((char *) & customer,sizeof Customer); file.close(); file.open("AccountFile.txt",ios::app); file.write((char *)& account,sizeof Account); file.close(); can someone figure out my mistakes. Thanks in advance  |
| | hi, I am creating a C# application and I am wondering how can I create a custom setup project. not the conventional one provided by visual studio. I would like to add a status bar and create my own folders and insert the required files to the folders, etc.. any …  |
 | I'm trying to load a png to my button, but it's not showing the png in my button. I create my button with this function: HWND MyControls::CreateButton(LPCTSTR text, int x, int y, int w, int h, HMENU id, HWND hwnd, HINSTANCE hInst, bool png){ if (png){ return CreateWindow("BUTTON", text, BS_BITMAP … |
| | fstream file; file.open("PasswordGenFile.dat",ios::out); In writing into a .dat file what does the following line mean? file.write((char *) this, sizeof(PasswordGenerator)); And how can i convert this bit of code if i want to write it into a .txt file? |
 | If you are a programmer than you probably know or at least know of C++ well now a company called Digital Mars is developing the D programming lanugage. [I] "D is a systems programming language. Its focus is on combining the power and high performance of C and C++ with … |
| | i need to make a c++ console based program for a banking system using files. i implemented some code but having difficulty with withdrawing money from the account, checking balance, transferring funds and viewing transaction. For withdrawing funds i implemented the following code but it doesn't seem to work properly. …  |
| | Hello, I am trying to pass file path as command line argument. If the path without spaces it works fine. with spaces it is not. Please find my code below. string scriptFilePath = "@" + Directory.GetCurrentDirectory() + "\\" + scriptFile; // exact path string scriptPath= " \"" + scriptFilePath + … |
| | How to solve this problem? I'm getting tired thinking abou this. Help me. Write a C++ program to help the master reporter of a traffic centre to analyse the amount of traffic coming from all the different entry points to a city. The amount of traffic for each entry point … |
 | Im intrest in learn the C# programming language and also doing project in C# .Could anybody help me.. |
| | I've been having a hard time for quite a while now trying to read files. These files include English text, pictures music and so on. After hurting in the jungles of Africa or the internet I found something that worked. `string str((istreambuf_iterator<char>(fileIn)), istreambuf_iterator<char>());` This made it possible to do all … |
 | I have two datagrid's in one form,so when i click by using cellclick event it shows the selected row of first datagrid in the second datagrid,so my question is how to increment it with the previous selected row of first datagrid,as i select other row the first selected row disappears?? |
| | I tried to save rows in listview control in database but i am not able to loop through each row. My listview is multicolumn, it have 4 column. I tried for loop: for (int i = 0; i < listview.Items.Count; i++) { String abc = listview.Items[i].Subitem[i].Text; //other varables } But … |
| | Hi Friends, I want to do a project for Parsing Resume in C#. i.e when we upload resumes(More than 100), it should extract Name, email id, phone no, skills. **Please don't tell that software’s are available. I tried those soft wares, but they are not working properly.** So, I wanted …  |
 | Can someone please tell me why when I check one of my boxes, and click the button I get no message box in accordance to which checkbox I checked. #include <windows.h> #include <dos.h> #include <stdlib.h> #include <fstream> using namespace std; #define IDC_MAIN_BUTTON 101 // Button identifier #define IDC_MAIN_EDIT 102 // … |
| | Hello Everyone. I'm basically new to c# database project so any can give me code as to pass a data value from one datagrid table to other form with another data grid view table . also i wanted to know as how to get specific value of a row when … |
| | Hi guys I was wondering how to make a button that revealed one textblock on the first press, another on the second press, and a third on the third press. Also on the fourth press I want the button to change to another form. Is this possible? |
| | I'm trying to write Fibonacci code for the first 100 numbers. It works until I get to number 94. 93 12200160415121876738 ok 94 1293530146158671551 mine 94 19740274219868223167 should be this I'm stumped as to why it doesn't work after 93. Can someone point me in the right direction? The code … |
| | Hi, I am a newby and am surprised I made it this far. My program is a TicTacToe program. I am having troubles with checking the validity of each move. I have tried multiple things, but could not figure it out. If someone could help point me in the right … |
| | I have problem to copy data from one table to another table in SQL database. I am develop the system using C#.Net. I have searching about it from internet, but it not works. I have two table: 1) Project_Pipeline (company_name, project_name, project_revenue, gross_profit, category_pipeline, status_pipeline, bde_name, deadline, remark, pipeline_id) 2)Proposal_listing … |
| | Hi everybody, I have this XML file,, [code] <users type="array"> <user> <id>12345567</id> <name>Ronsna Stedinberg</name> <screenname>Donnsax</screenname> <location>New York</location> </user> <user> <id>12345568</id> <name>Sonsna Dtedinberg</name> <screenname>Nonnsax</screenname> <location>Las Angeles</location> </user> </users> [/code] and I wonder how can I read all the id's info in the xml? (the <user> </user> is repeat 50 times, so … |
| | Input a string and check whether a particular character is present in it |
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