19,876 Topics
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| | [code] FILE *infile; infile = fopen("coords1.txt", "r"); int num = 0; for(int num1 = 0; num1 < 5; num1++) { for(int num2 = 0; num2 < 4; num2++) { for(int num3 = 0; num3 < 3; num3++) { fscanf(infile, "%f", &num ); targetCoords[num1][num2][num3] = num; } } } [/code] I'm … |
| | What I am trying to do is change the cin >> varible; into something different so when I find it easier when I code. The line that I am changing it to is input (varible); i am using this: #define input(i) cin >> (i); it works, however it will only …  |
 | Hello, Im trying to insert some integers to make a sorted list. I am using cursor-based. Here is the function: [CODE=c] void insert_sorted(virtualheap *vh, list *l, int x) { int temp, *p; if(vh->avail != -1) { temp = mymalloc(&(*vh)); vh->h[temp].elem = x; for(p = l; *p != -1 && vh->h[*p].elem … |
| | In a C# console application, can anyone tell me how to "highlight" certain characters, that is, print them brighter than other characters? |
| | Hey, I am trying to replicate a sort of Windows Media Player type library and was wondering if there was such a thing (or an equivalent) as an Multi-Column Listbox. Currently, I have the data coming in but storing them into 3 different listboxes (Artist, Title, Album). This works at … |
| | I would like to say thank you to all the contributing members of the forum. Daniweb has been the result of many late night google searches and has provided some valuable knowledge to myself and I'm sure countless others. I'll start by saying I'm no _real_ programmer. I've played around … |
| | Hi any one please tell me why the warning is generated when the address of pointer to a local variable is passed. [U]The following is the warning generated:[/U] Icore.c:228: warning: passing argument 3 of foo from incompatible pointer type [U]The function declaration is:[/U] int foo(void * , int , void**); … |
| | Hello, I am having a diploma project about building a LAN Monitor, in wich I need to capture the traffic from network card at low level layer. More like Data-Link layer. Can anyone help me with a suggestion of a function or a method to substract bit packets directly via … |
| | please help me with this SUPPLY IT! Your program will have a 3x3 array. The user will input the sum of each row and each column. Then the user will input 3 values and store them anywhere, or any location or index, temporarily in the array. Your program will supply … |
| | Okay, so I have a menu and a linked list, but I have three problems. First of, if you select option one and enter a name it keeps prompting you to enter another and another. It won't accept any other prompt to do anything else like, for instance, exit the … |
| | Can anyone help us regarding the implementation of Incremental Shortest Path Heuristic (ISTH) Algorithm using C?  |
| | hi, how can i read a text file "textfile.txt" with a structure? (in C) thanks the structure is in this form. [code=c] typedef struct list { char ID[9]; char YR[10]; char lname[14]; char fname[24]; }LIST[256]; [/code]  |
| | On This web site is frist time i heard of C#. I am skilled in C++ and was wanting to know if C# is an advanced version of C++, kind of like C++ is an advanced version of C... |
| | hi all.. how can i read a list of files in various folders in windows server 2003 and then display the list in c# program. i heard there is some code to link between windows server 2003 and c#, but it is nowhere to be found.( or i couldn't find … |
| | Hi (first post :) ), I have a coursework where we have to read in 50 lines from a file (bubble.txt), sort them into length order and then print them out (its not the whole coursework, just a part). I thought that the only way of holding lines of text … |
 | hi . i have read a line from a text file & stored it in a string using fgets(). the file contains the following line: C:\Windows\ [CODE]char myline[20]; fgets(myline,20,fp);[/CODE] now i want to append '' in the string so that when i print [B]myline [/B]output is C:\\Windows\\ Any idea or … |
| | Hi, What I'm attempting to do is send data from one class, to another and then store it in that second class as an array. E.g. file class1.cpp [CODE=c++]class1{ Class2 c; c.methodAdd(Variable1, id); cout << c.methodGet(2); }[/CODE] file class2.h [CODE=c++]class2{ typedef string StringArrayPtr; StringArrayPtr *array = new StringArrayPtr[3]; //create the … |
| | this coding is about copy one existing file into other file but it can't do so throught the command line arg. what is the solution....? [code=c] #include<stdio.h> #include<conio.h> #include<stdlib.h> void main(char *argv[]) { FILE *fp1,*fp2; char c; int i; clrscr(); fp1=fopen(argv[1],"r"); rewind(fp1); fp2=fopen(argv[2],"w"); if(fp1==NULL) { printf("Source File is Not Exist"); … |
| | please tel me how to use my classes declarations and definetions in c++ with vb.net  |
| | I have tried everthinh and cannot get rid of this. PC Tools and Symantec will lock up once they hit the prunnet.exe file. I am starting to get all kinds of pop up that I don't want. P,lease help this is driving me nuts.. Any help would be greatly appreciated. … |
| | Hi, Okay, so what I am actually trying to do is open a file, convert any lowercase text to uppercase, and then print it on screen. I thought it best to first just begin by trying to open a file and display the contents on screen. I figured that once … |
| | Hi, I need to create a menu of items that the user can select from. These choices will either create a linked list, add an item to the linked list, modify a current entry in the list, delete an entry, display the list, or exit the program. I have looked …  |
| | I was working on some programs and now, no matter which one I run, I get an error like this: Unhandled exception at 0x00411be0 in program.exe: 0xC0000005: Access violation writing location 0x00130000. Any ideas what is causing this or how I can fix it?  |
 | Hello, I'm quite new here, but there's a problem that needs solution. I think the title says exactly what I want to do. I need to use C for a reason I don't think is this important to mention. I tried searching Google, and found the same solution on most … |
| | I have created one binary file in c that save btree. File is having huge size around 2GB. If some one changes this attribute to read only, then b tree is updated incorrectly. And the behavior of code changes. I need to write a code, so that no can change … |
| | hello, i wann know that how 'compiler control directives' preprocessor is actually worked ......? in 'C' language  |
| | I tried Googling this to no avail: how can I request the used space/ total size of the hard drive? In this case it is safe to assume that the machine will be running Windows. |
| | Hi, I have a problem with the use of vectors. As you can see, the program asks the user for a row of positive whole numbers. These numbers will by put in a vector called "getallen". Than the numbers in "getallen" will be sorted by the function "sorteerint" and number … |
| | Hi, I am trying to run this program, but I am getting two error messages that prevent it from running. I don't really understand what the problem is or how to fix it. Could someone please help? Here are the errors: "error C2664: 'sprintf' : cannot convert parameter 2 from … |
| | Hi. I have a problem with my SDI application. When I start Telnet, I can connect or disconnect to my server app with no problems, but when I send something to it.....nothing happens. I have an OnRecieve() function in my custom socket class so I can't understand where my mistake … |
| | Hi Everyone..!!:* I'm a newcomer here. And looks like need your help here. I 've just make a program tha simulates The HRN CPU Scheduler.I have no problem in compiling it. But, when I run it, It won't work. :S I don't know which Part of my pseudocode that was … |
| | I use the Dev-C++ compiler on a Toshiba laptop running on Windows Vista 32-bit. Im good in C++, and I have been learning to use the OpenCV (Open source Computer Vision) library with C++. When I run my C++ app, the OpenCV window that uses GUI freezes up. It shows … |
| | Hi All, I am researching writing a program in C that will allow me to control the read/write on a FDD and then to move onto HDD's. I have been given some code that will allow me to do this by one of my lecturers but uses the DOS.H library … |
| | Hi, I want to change the color of my button during runtime.. i am writing the following code inthe OnCtlColor of my dialog box [CODE]HBRUSH CPIVSyncDlg::OnCtlColor(CDC *pdc,CWnd *pwnd,UINT nCtlColor) { HBRUSH hbr = CDialog::OnCtlColor(pdc,pwnd,nCtlColor); switch(nCtlColor) { case CTLCOLOR_BTN: if(pwnd->GetDlgCtrlID() == IDC_STARTSTOP) pdc->SetBkColor(RGB(255,0,0)); return (HBRUSH)m_btbrush.GetSafeHandle(); case CTLCOLOR_DLG: pdc->SetBkColor(RGB(255,255,255)); pdc->SetBkMode(TRANSPARENT); return (HBRUSH)m_hbrush.GetSafeHandle(); …  |
| | i need a program than can be ask user : name , age , id , and salary then shows me the maximum salary and minimum salary and then sort salary from maximum to minimum . please complete these program for me [CODE] public string name;a public int age; public … |
 | Hi. I'm new to the forums, and I have a quick question. I would like to add 14 days to the current system date in a program. Here is my code: char date[9]; _strdate(date); char time[9]; _strtime(time); cout << "The due date of your books is: " << date << … |
 | Can anyone recomend any c++ 3D engines that are similar to pygame? |
| | Hi again. In one of my programs, I would like to put in a search type feature. I would like it, so if the user enters a book name, it returns the call number of the book. I would also like it ti display a message if the library doesn't … |
| | [code=c] #include<stdio.h> # define A 10 const short LINE_SIZE = 255; main(){ char a[LINE_SIZE + 1] = " "; //Error here...why is this an error?? char b[A]=""; //no problem here printf("%d",sizeof(a)); printf("%s",a); } [/code] |
| | Hi, I have a question: Suppose i have a source code file as test.c ------------ [CODE] #include <stdio.h> void __attribute__ (( visibility ("hidden") )) sayHello (void) { printf("hello"); }[/CODE] i make shared library using gcc say named as libhello.so now although the function sayHello is not exported to the libhello.so … |
| | Hi ! Some (weird) problem i got : I have a header file, InputHandler.h, which has one Class called InputH, and inside i have public: and a Void named Hi(). When i try to include InputHandler.h in PRPT.cpp, i get an error, weird one; The error says that i should …  |
 | I am having some trouble with the layout of my project. I'm using several APIs, including the WinAPI and DevIL. I had hoped to encapsulate each one in a separate header file, so that the main program would never have to know whats going on. The problem is, some functions … |
| | Hello. Maybe someone can help me with this, here is my code: [CODE]#include <windows.h> #include <stdio.h> #include <wininet.h> #include <shlwapi.h> #define mb(x,z) MessageBox(0,x,z,0) #define REGKEY "PATH\\to\\my\\key" #define REGNAME "zzzzzzzzzzzzz" #define EXENAME "zzzzzz.exe" void Reg() { HKEY hkey; DWORD dwDisposition; DWORD m_dwMaxFileSize = 16 * 1024; TCHAR m_szLastFileName[MAX_PATH]; DWORD dwType, dwSize; … |
 | Hey men I'm using ubuntu 8.04.1.when I wanna compile a c++ source code with gcc,it says: gcc:error trying to exec 'cc1plus':execvp:no such file or directory |
| | Hi I'm looking for a "shortest path algorithm" , but with a maximum number of edges limit . So the path has to contain at most N edges . i've found shortest path algorithms but not with a number of edges limit , and i've tried to modify A* , … |
| | My application creates a window in the main thread, but I want the message loop in a separate thread. Is there any way to catch the messages from that window while an another thread? I tried giving GetMessage that window's handle, it didn't work. I could just create the window … |
| | Hello guys, I am new in this forum and i hope im gonna get some fast help. I have this problem where i should input numbers from a .doc file, and the program should output how many times the number of occurences of each number. ie: the numbers in the … |
| | Can anyone help me for implementing DSDV algorithm in C language? |
 | First, I prepared the class blow : [CODE]class UserDefinedWindow { public: WNDCLASSEX WindowClass; DWORD dwExStyle; LPCTSTR lpClassName; LPCTSTR lpWindowName; DWORD dwStyle; int x; int y; int nWidth; int nHeight; HWND hWndParent; HMENU hMenu; HINSTANCE hProgInst; LPVOID lpParam; char ClassName[MAX_LOADSTRING]; char Caption[MAX_LOADSTRING]; HWND hWnd; UserDefinedWindow() { dwExStyle = 0; //These are …  |
| | Hello, The Hexadecimal value of EBCDIC has to be converted to corresponding character as the user inputs it. The following table shows the hexadecimal value of characters in ASCII and EBCDIC. Can anybody help me with an efficient C-Algorithm for this conversion? Char----Deci-------Hex.ASCII---Hex.EBCDIC A ------65---------41------------- C1 B-------66---------42-------------C2 C-------67---------43-------------C3 D-------68 ---------44-------------C4 …  |
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