Software Development Forum

Hi this program accepts the string from the input. I cannot understand the highlighted format specifier. Please help me understand. [CODE]#include "stdafx.h" using namespace std; int _tmain(int argc, _TCHAR* argv[]) { char str[15]; scanf("[B]%[^\n][/B]",str); str[0]=toupper(str[0]); str[15]='\0'; printf("%s",str); putchar(123); getch(); return 0; }[/CODE]

I have developed c# application which is not having any database.I have saved the application with data in rich textboxes in my custom file format.When i click on the saved application,I can open my application but,i was unable to open with the data saved in it. How to load the …

Hi i'm pretty new to c++, but i've been programming in java for a while, i've tried to do a simple drag and drop program that when a file is dropped in the main screen it gets the file path and write it in a TextBox, but i doesn't work, …

I m using windows vista, and i have set l&F of my app "classic look and feel", which is fixed, as windows seven doesnt have classic theme , will java "classic look and feel" work on windows 7? If not then how can we make it work? :)

[/B]Write a program to read age and gender of 45 Students enrolled in an Art Class. Display the total number of students whose age is between 8 and 12.

I am running a stored procedure and presenting the data back to users in a simple datagridview. I'm unable to figure out a way to filter my data through the SQL side, so I wanted to see if I could filter data through the datagridview. Basically my sql query returns …

Hey, I need to know how to add my program to the environment variable PATH without messing up my PATH in the process... Of course I plan to use Environment.GetEnvironmentVariables() and set... Anyone have some experience with this?

for example i have 2000 picture box and i have a array the lenght of 2000. and my picturebox names is like pb1,pb2 .... pb1999, pb2000 so if my arrays 1393th item is not null i want to change 1393th pictureboxs color. is there any easy way? i know i …

I started reading Programming Windows API 5th Edition by Charles Pretzold and I compiled and ran the first program and it worked fine but this one doesn't work and I have been messing with it and I don't know what do anymore, the problem is line 22 when I run …

[CODE]newUserCommand.CommandText = "INSERT INTO users(username, password, security) VALUES('" & newUserNameBox.Text & "';'" & newPassWordBox.Text & "';" & newUserSecurityBox.Text & ";'"[/CODE] I cannot find where the syntax error is but vstudio tells me the error is in a unclosed quotation after ;

Hi I am trying to submit a date value from a DateTimePicker1 using short date format 05/02/2011 I get an error on submission .NetSqlClient Data Provider:conversion failed when converting date and/or time from charecter to string this is my insert [CODE]cmd1 = conn.CreateCommand cmd1.CommandText = "INSERT INTO tenant(firstName, lastName, Email, …

Here is, basically, how my application works: When windows starts, my app starts. Whenever my app is running, it hides the desktop, taskbar, etc... When a button is clicked in my application ("Start program"), then my application will set its visible property at false and another application will start. Everything …

Hello, I would like to know how to: - Save an image into a Session Variables - Get the image from the Session Variable and display it on the web page. Here's the example on how to get the image from the DB: string v_customer_code = "PAUL"; SqlConnection v_connection = …

I've made a program of basic bank transaction. I'm having a hard time figuring out how will that cin >> newb; and cin >> currentb; work out...the program works if you remove the formulas..also i'd like to add if (withdraw <=10000) the program will stop the user from withdrawing but …

Hello! [CODE]public static void main(String[] args) { System.out.println("Type the operation system (Windows or Linux):"); Scanner oku= new Scanner(System.in); String os=oku.next(); if(os=="Windows") { CreateForWindows(); } if(os=="Linux") { CreateForLinux(); } else { System.out.println("Wrong selection. Program closed."); return; } return;[/CODE] It always show me Wrong selection. Program closed. I can not understand why …

Hi, I wanted to write a C program which searches for text files in a directory(assuming the directory and files are not write protected),list them and open each one of them(files) write a letter A in them.Can anyone give me a sample code. I believe it can be done with …

k we're working on a billing system Currently I am working on the categories module. Here's the thing: I need a dynamically changing UI. So the user can add categories, delete them and teh UI would accordingly add or remove controls automatically. I used DataGridView, but since the fetching and …

I am trying to rebuild my code for my final project due in 2 hours... I am getting a stray \147 and 148 error, along with various other errors. What am I doing wrong???? I am not very good at this C++ stuff, so any help would be appreciated :) …

Hi all, i want to add data manully to a dataGridView.but i get this exception. ArgumentOutOfRangeException. Index was out of range. Must be non-negative and less than the size of the collection. Parameter name: index PLZ help me to solve this. this is my code. [CODE] int clicks=0; private void …

I have two declare of pointer: [code] Pointer *a,*b,*c; int i=5; *b=i; a=b; c=&b; [/code] at line (a=b) mean a will point to what b point (mean point to int i) at line (c=&b) mean c will have address of b, mean c will be pointer to pointer b. So, …

Hi all, I am a newbie in C, and a bit curious with this "goto" statement. For instance, I create a simple code below [CODE] #include <stdio.h> int main () { int a; a = 1+1; if (a!=2) { goto error; } error: printf("error is here\n"); return 0; } [/CODE] …

Hello I write program that can solve linear equations with LUP decomposition method.I know that my algorithm is true and every part of my program do what I want. when I call function lupDecomposition() inside the lupSolve() the program crash.This is my related code: [CODE] int makeUpperDiagonal(Matrix * src){ int …

i use the access and find product but if there is many same product name how can ı list these please write for access database in c# my normaly codes are below [code] baglan.Open(); // Sorgu içinde urun isimli bir değişken kullanmışsın ancak değişkene değer atamamışsın. Sorguya null olarak giriyor. …

anyone know how to change network settings like default gateway and DNS? my first idea was to do it from the registry but i read somewhere that it is not good and if OS specific any ideas? thanks

Hey there This might be a stupid question, but I don't get why i cant do this [CODE] string SteamPath; XmlDocument LoadDoc = new XmlDocument(); LoadDoc.Load("Config.xml"); XmlElement rootless = LoadDoc.DocumentElement; if (rootless.Attributes["SteamPath"].Value == "") { } else { SteamPath = rootless.Attributes["SteamPath"].Value; } return SteamPath; [/CODE] It gives me the error …

This doesnt work as it should... [CODE]void renameMonths(string month) { if (month == "jan") { month = "january"; } } int main() { string month; month = "jan"; renameMonths(month); cout << month << endl; }[/CODE] the output is just jan, when it should be january. Thanks in advance.

I have something that I don't know how to use the Pointer, this is my code: [CODE] struct node{ int data; struct node* next; } struct node* BuildWithLocalRef() { //give a list with: 1 2 3 4 5 //and your work is import this list in to Linked List with …

Hi I need help its actually working fine but i don't know how to put a control structure in knowing whether the input is wrong, example when i instruct user to input number it must be less than 100 if not error will show up that is only the last …

Hello I am very confused with how negative numbers are represented in binary form. They say it is done in 2s complement form. Now won't this 2s complement of a negative number clash with an actual +ve number having the same binary representation? And negation of a +ve number..... We …

This is my code: [CODE] void removeAppointments() { vector <string> newfile; string line; int i; int n; ifstream Appointments; ofstream newAppointments; Appointments.open(DATAFILE); newAppointments.open(newDATAFILE); if (Appointments.is_open() && newAppointments.is_open()) { // Read the file until it's finished, displaying lines as we go. while (!Appointments.eof()) { getline(Appointments, line, '\n'); // getline reads a …

Dear All, When I call the function "G()" which returns two values: p_T and q_T twice but using the same style, that's, P_T, neg = G(); U, Ign = G() and print sums of P_T and U, I get two different answers! Another thing is that both answers are incorrect! …

am a student developing a programe for a lib but am failing to create new JFrames when buttons are clicked i need help handing in with 3 days

[CODE] Powering the DeLorean You're the proud new owner of a DeLorean sports car. DeLoreans are best known for being able to travel through time. You can't wait to try it out, you've already started listing all the different times you are going to visit. You have written down the …

[CODE]#include<iostream.h> #include<conio.h> class test { public: int data1; char data2; test() { cout<<"contrsuctor"; data1=1; data2='a'; } ~test() { cout<<"destrucor"; } void show() { cout<<"data1"<<data1; cout<<"data2"<<data2; } }; void main() { test *ptr; test object1; ptr = &object1; cout<<"\npointer\n"; ptr->show(); delete ptr; getch(); }[/CODE]

G'day everybuddy, I just have a question about how to update a service on the server after changes are made to the code. Cheers,

Hello, How to reset the properties of the form as well as all of the control properties values when i click a button. Thanks in advanced..

I am making a program (new to c++) which lets you save contacts and then allow you to list them and remove them. I am lost to how I would number each contact, for example: 1. Sam 21340223 2. Jessica 21020303

I have to create a list with a menu options for 1. Add, 2. Remove, 3. Check if element exists, 4.Display list, 5. would you like to Continue? 6. Exit I could write the code so far. Pls help me complete it. (ASAP) [CODE]fruits = ['Apple', 'Banana', 'Grapes', 'Peach'] #while …

I have a switch statement set up, with 2 cases (a or v). I could have just done an OR, but decided to practice with switch statements. So far i'm using it to select what letter they type in, then launch the next part of the program depending on the …

Hi All, I want to make the output "u = u + alpha*d_k" at the very end of this code an input, i.e., as an argument of the function "f(u)" at the beginning of the code, in every iteration. Note that I have posted only part of the code which …

I have written this C code in which I'm declaring a variable inside switch body with initialializing it to 10.But when I'm running this code it is printing some garbage value. [CODE]#include <stdio.h> int main() { switch(2) { int x=10; case 1: printf("Case 1: %d\n",x); break; case 2: printf("Case 2: …

I have to make this program track how much fuel I have used. I have tried and tried, but I can't get it to work... I'm not at all looking for a solution... I just need a nudge/hint into the right direction. [CODE] def main(): choice = 0 ammo = …

is there any code for opening a file without using any dialogbox? directly

Hello all, Im currently doing a project which is a system that adds booking records to it it loads the database from a module [CODE]Set Db = OpenDatabase(App.Path & "\cihansol.mdb") Set RS_Staff = Db.OpenRecordset("EPHS_Staff") Set RS_Customers = Db.OpenRecordset("EPHS_Customers")[/CODE] im very new to visual basic so i dont know much anyway …

Dear All, Can any one tell me how to convert the IP address from dec to hex decimal. For Ex: 255.102.25.02/32 should look like FF661902 since its 32 bit 255.102.25.02/31 should derive two values FF661902, FF661903 since its 31 bit

When I want to access a part of the vector (appointment) it won't allow it, for example simply adding: [CODE]cout << appointment[1];[/CODE] will not work. I also want this vector to be saved to my class (Appointment), so I can later remove elements of the vector. Would I be able …

I am having some trouble getting some overloaded operators working correctly with a simple inherited Vector class (numerical vector, not container) The scalar multiply from the base class doesn't appear to be visible to the derived class. Code follows: Base Class Header [code=c++]#pragma once #include <vector> class Base { protected: …

I just watched this tutorial: [url]http://www.youtube.com/watch?v=NTip15BHVZc[/url] and tried it myself, but I could not get it to work, I get these errors: [CODE]||=== 15. Placing classes in separate files, Debug ===| C:\Program Files (x86)\CodeBlocks\programs\tutorials\15. Placing classes in separate files\src\testClassFile.cpp|1|error: testClassFile.h: No such file or directory| C:\Program Files (x86)\CodeBlocks\programs\tutorials\15. Placing classes …

I am trying to add a numbering system to a list in a datafile: [CODE] Appointments.open(DATAFILE); if (Appointments.is_open()) { // Read the file until it's finished, displaying lines as we go. while (!Appointments.eof()) { getline(Appointments, line, '\n'); // getline reads a line at a time appointment.push_back(line); cout << i << …

i am not saying that all of my jar files are not working. in fact, all of them do work so far except for this one game that i've made. it runs perfectly in my editor, but its jar file will not execute. i checked its MANIFEST.mf file and the …