please wait
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by dmkitsch
System::string to char array
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| hi, I have been wondering how to convert a system::string from a form text box into a character array i have, Thanks dave |
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May 31, 2011 at 10:34pm
[4 replies] Last: I use another C language for pic's that require the use of char arrays... (by dmkitsch)
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by sebgar
Database question
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| What is the best way (in terms of efficiency and ease) to work with c++ and database? I've been looking around and mysql++ seems pretty neat but I don't have a ... |
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May 31, 2011 at 9:51pm
[3 replies] Last: Just took a quick peek at SQLite site and I think it's just what I was... (by sebgar)
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by dynamiclc
void * unknown size error in C
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| How to fix this error? /* Data structure for Vector */ typedef struct { void* pvElement; /* the pointer to elements */ size_t iSizeElement;/* the size... |
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May 31, 2011 at 9:27pm
[4 replies] Last: What I want to say is that to move x consective elements is a loop lik... (by guestgulkan)
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by dynamiclc
void* assignment error
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| There's an error about the void type. @_@ The first run-time error occurs in the pushBack() (line 20 or 23, I'm not sure) when I try to copy the first value fo... |
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May 31, 2011 at 9:27pm
[2 replies] Last: Line 23 is incorrect. It should be: memcpy(v->pvElement, elem, v->i... (by webJose)
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by Radergan
Descriptions of main()
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| Hi everyone, I just joined this forum - I am brand new to C++ and had some questions. I had previously been working a little bit with functions in Python an... |
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May 31, 2011 at 7:34pm
[5 replies] Last: Thanks Comptergeek01! I forgot about Windoze! ;) I said Main usua... (by kooth)
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by wagnerag
problem with cout
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| Hi guys, I just started learning C++ and I wrote my first program but when I execute it none of my cout statements appear and all I get is a message saying "pre... |
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May 31, 2011 at 5:49pm
[11 replies] Last: when I created the project I clicked on windows application instead of... (by wagnerag)
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| I seriously dislike QNAN |
| OK, I am trying to write a simple prog to take a couple variables and pass them to four functions and return the results. All I get is QNAN. Here is that... |
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May 31, 2011 at 5:03pm
[3 replies] Last: NAN is an acronym for Not a Number . As Kooth said, your methods ... (by closed account zb0S216C)
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by Nisheeth
Stack Overflow
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| I was trying a problem from the Project Euler site. The problem was: 2520 is the smallest number that can be divided by each of the numbers from 1 to 10 wi... |
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May 31, 2011 at 3:49pm
[10 replies] Last: In my opinion this one is easier to do with a little math knowledge an... (by Browni3141)
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by zintinos
loop inside a directory and open files
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| Hi everyone! i'm new to this forum, so I hope I posted my question in the right place! I got a little problem with 'SPRINTF'. My script is: #include <... |
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May 31, 2011 at 1:48pm
[6 replies] Last: wow, is it than simple? I've tried that various times, but it always g... (by zintinos)
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by Enterprise D
Problems with classes & objects
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| Hi, I am trying to learn to use classes and objects, but I'm having some problems. I'm not sure where I'm meant to define the class. Is it before int main () ?... |
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May 31, 2011 at 1:04pm
[3 replies] Last: Thank you very much. Enterprise D (by Enterprise D)
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by tonnot
Is it possible to use streambuf directly ?
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| I'd want to have a method to put and get data into memory, as it was a file, but in memory. As I have seen, I only can use filestream and stringstream ? Thank... |
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May 31, 2011 at 11:47am
[3 replies] Last: I guess you could have a buffer and then write that.. Though I don't ... (by hamsterman)
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by lufus
Modify every 3rd line of a text file
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| Hi, I'm new to the site. I have a problem that I'm having trouble tackling. I need to modify an existing text file by replacing the first character of every t... |
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May 31, 2011 at 11:19am
[10 replies] Last: The stream has a 'seekg()' function for reading and 'seekp()' for writ... (by coder777)
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by linch
reading tabulated data
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| Hello guys, I'm a complete C++ newbie an experience some difficilties. I want to read tabulated data and store it in a 2D array. Sounds quite easy. I've got ... |
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May 31, 2011 at 11:15am
[10 replies] Last: Well, it works for the first file, but closing the file doesn't work ... (by linch)
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by tonnot
Can i create 'cout' objects
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| I'd like to create cout (ostream) objects (in example, cout1, cout2,... even a vector of 'couts' ) But I cant, compiler ask me some parameters.... I dont ... |
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May 31, 2011 at 9:50am
[3 replies] Last: Have you looked at http://www.cplusplus.com/reference/iostream/strings... (by hamsterman)
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| error LNK 2005... already defined....Please help |
| I'm getting this error... 1>drive.obj : error LNK2005: "struct info h" (?h@@3Uinfo@@A) already defined in BubbleSort.obj 1>HeapSort.obj : error LNK2005: "stru... |
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May 31, 2011 at 9:31am
[5 replies] Last: "Unresolved external symbol" indicates that the linker cannot find a c... (by Moschops)
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by Majeth
Problems outputting to .txt
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| int writeFile (int prime){ ofstream outputFile ("primary.txt"); outputFile.open ("primary.txt", ios::out | ios::app); outputFile << prime << "\n"; ou... |
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May 31, 2011 at 8:48am
[2 replies] Last: yeah, the int-return 0; is a bad habit of mine, I'm sorry to say. Th... (by Majeth)
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by tmtt
how i can find size of dynamic array in c++
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| how i can find size of dynamic array in c++? |
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May 31, 2011 at 8:09am
[1 reply] : You can't. You have store it somewhere when you allocate the array. Or... (by hamsterman)
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by snufflehound
Why pass arrays by reference?
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| The following two function prototypes correspond to passing an array to a function (1) by "value" (i.e., pointer) and (2) by reference parameter,. void funct... |
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May 31, 2011 at 5:30am
[2 replies] Last: Very clear explanation, thank you. (by snufflehound)
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by ringa271
Can someone please write a C++ code for this question using safe user IO, arrays, and dynamic memory?
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| Examine the two searching algorithms designed to search an array of numbers provided and provide written answers to the following questions. Linear Search Algo... |
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May 31, 2011 at 4:53am
[1 reply] : http://www.cplusplus.com/forum/beginner/1/ (by webJose)
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by ringa271
Can someone please write a C++ code for this question using safe user IO, arrays, and dynamic memory?
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| ... |
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May 31, 2011 at 4:53am
[1 reply] : http://www.cplusplus.com/forum/beginner/1/ (by webJose)
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