49,766 Topics
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| | 13. What is the output of the following code? int x; int *p; p = new int; *p = 14; x = *p; *p = 65; cout << x << ", " << *p << endl; a. 65, 65 c.14, 14 b.65, 14 d.14, 65  |
| | [CODE]#include <iostream.h> #include <conio.h> int main() create s; push (s, '#'); while (not end of infix input) { ch = get char; if (ch is an operand) add ch to postfix expression; if (ch is a '(') push (s, ch); if (ch is a ')') { pop (s); while (ch … |
| | Can you please give me sample code of a Win32 console application that will hook to Windows through the API and listen for mouse clicks (all mouse clicks in the OS; not just the clicks on the app's window)? I looked high and low for this, but couldn't find it … |
| | I have a weird file i/o or system() error. Here is the deal, I completed an assignment for threaded trees recently. My professor wanted us to turn in own data set we used to test our tree along with the one he provided for us. I thought I'd be fancy … |
| | hey guys, i need help with understandind this code-actually just some parts of it. can you explain to me what the purpose of this is: *(float*) variable = 34; i can understand the variable = 34 part just not the *(float*) part. what does it do? also what is the … |
| | Respected Users. I am implementing a kind of hash table in my simulations. I have a message which contains (Timestamp, Random Number, and Location (x,y)) information. Now i need to calculate [B]H(Timestamp||Random Number||Location). [/B] I have no idea how to do that and need some starting point and help in … |
| | Well, I am currently learning Qt and I develop on two systems, a Mac OSX 10.5 and Ubuntu. I decided to make a small app with the default template in QtCreator (Qt4 GUI app). I put some menubar entries, and the last entry "Exit" is separated by a separator. While … |
| | Hello, I have a file where the data layout is known. Suppose it's like this: image1 SomeData ... image1000 SomeData ... I want to get an access to the line I want without the necessity to move across all the lines. Let's say I wanna access directly to the line … |
| | I wanted to know if there is a function in visual studio C++ 2005, that is called on if your mouse hovers over something, and how to use it?  |
| | Hello, I'm having a bit of trouble figuring out how to get C++ to output something to a text file. Any help would be very appreciated. Here is the code: [code] //THIS PROGRAM IS INTENDED TO GENERATE THE SQUARE ROOT OF AN INPUTTED NUMBER USING A WHILE LOOP AND A … |
| | Hey guys I have a almost seemingly trivial problem yet its probally so simple. No matter how hard i try I can never seem to get the format of the cout statements to look they way i want. I always use the setw command and set precsion, even the left … |
| | Good evening everyone, I have been working on a base\derived class C++ program in which I am trying to compare the areas of a couple of Rectangles, and once I get past the errors I am currently having, I wouldn't mind comparing the Square to the rectangle, but first things … |
 | i know there are many ways to hide a console window,but all of them that i test ,they all pop for a second and disapear,how can i do so its doesnt pop at all ??? |
| | I'm supposed to output a program that comes out like this: [URL="http://img638.imageshack.us/img638/4135/screen3t.jpg"]http://img638.imageshack.us/img638/4135/screen3t.jpg[/URL] And here is the top part of the code. It is supposed to read a .txt file that has the numbers of the: flight; passengers; and miles; [CODE]int flight, passengers, miles; float income, cost, profit, base, fuel; ifstream … |
| | how can a make the floating variable show just 4 digits i mean : 8.6540098 to just 8.654 i guess what i'm trying to say is "less decimals" :D  |
| | [CODE] #include<iostream> #include<fstream> #include<string> using namespace std; void main() { //decleration ifstream source; ofstream target; char * box; int width, height, numlevel; string s; int amount= 100; //-------------------- source.open("1.ppm",ios::binary); while(source.fail()) { cout<<"can not open the file"<<endl; // to make sure the file is opened } source>> s; if ( s … |
| | heelllo i am trying to upload a file to a ftp server,here i smy code: [CODE] HINTERNET internet; HINTERNET ftp; internet = InternetOpen(NULL , INTERNET_OPEN_TYPE_DIRECT , NULL , NULL , 0); ftp = InternetConnect(internet , "127.0.0.1" , INTERNET_DEFAULT_FTP_PORT , NULL , NULL , INTERNET_SERVICE_FTP , 0 , 0); bool x … |
| | Hey guys, i am having a problem in getting to store data in a text file. I have a certain text file which contains data in this format... [CODE]Jimeno Rames James Kimon[/CODE] what i am tryng to do is to store each line into a seperate value. The problem i … |
| | I can't seem to wrap my head around what I'm doing wrong. I'm trying to create an N-ARY tree. I'm pretty sure I'm close. But the nodes are filling wrong. I have used cout to output the nodes as they fill and sometimes the nodes are filling with the same … |
| | Hello everyone, I have a question regarding advanced file manipulation. I am trying to make a function that will take in a number which will be the number of a record and basically take that record out and display its contents and let the user edit it. Here is the … |
| | [CODE]map<string, int> Employees; Employees.insert(map<string,int>::value_type("John A.",7582)); [/CODE] what does the value_type do? what is the difference between pair() and make_pair() |
| | hi I am having VC++ 2008 express edition downloaded few days before....will you please help me how to compile c++ source file,debug and run it....pls....hv no time to read dat help topics...pls help me out!! |
| | i need help in writing c++ program by using classes ???? |
| | Hey guys. I'm having some issues with my Visual Studio 2008 Pro. I'm trying to compile the following code, included in the link [url]http://pastebin.com/r6WsG5r7;[/url] but, whenever I try compiling the code, I get like 5 erros: The errors are listed below. Why is it that moving certain declarations around changes … |
| | Hi all, I need to write a program that will first read a file and then 1. Output all the words that appear in a file. 2. Treat only sequences of letters and digits as words, i.e., all other characters such as punctuation marks should be used as word delimiters, … |
| | [QUOTE]Hello..can anyone help me in order to solve this problem regarding the collision that happend.. I use the modulo-division hash function and intended to use the chaining solution method to resolve this collision but i got stuck.. because i dont really have the full knowledge in link list..Can someone that … |
| | Hey,have been having a problem with this code,dont no what to do here,trying to find the letter in the secret word in hangman.when the user inputs their choice how do i compare it with the secret word.was using a for loop but not sure [CODE] cout<<"\n\t\t *********** H A N …  |
| | Hey all, I got interested in using smart pointers and tried to implement the following solution: [URL="http://www.davethehat.com/articles/smartp.htm"]http://www.davethehat.com/articles/smartp.htm[/URL] It's probably far from perfect but this is mainly a learning experience. It's a non intrusive reference counted implementation of a smart ptr. And somewhere in the article the assignment operator is defined: … |
| | Hi everyone I am a C# programmer but recently I faced a problem which i guess it would be solved using C++ ( still not sure!!!) I want to have the list of data type definitions existing in native windows kernel module. I would be appreciated if anyone could give … |
| | i have the following code: [CODE] HWND window; char name[MAX_PATH]; while(1) { window = GetForegroundWindow(); GetWindowText(window,name,sizeof(name)); strcat(name , "\n"); WriteToFile(name); } [/CODE] i just want to print it once,and if i open a new window,print that too,once....and so on.....and i dont know what condition to put to work corectly :( |
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