49,766 Topics
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| | Hey guys, I was just wondering if you know any websites that have good tutorials on classes? Thanks. |
| | my group has made two versions of the game pong for c++ the first version uses a two dimensional character array to represent the playing field and the second uses 966 individual characters to represent the 14x69 playing field both versions work fine, but the array style one's source code … |
| | ok well im making a mock atm machine (maybe i got the same book as that other guy?) but im getting an error code " E2294 structure required on left side of . or .* in function main() " this is puzzling me . can anyone help please? heres my … |
 | :sad: how do i save a variable to a file on the hard drive of the computer running it |
| | a little boy's picture is displayed beside dave sinkula's id. is that dave sinkula? |
| | hello ppl since i am new to the group, il first introduce myself my name is Aziz Mansur. im a grade 12 student (CBSE in indian curriculum) studyin in Dubai, UAE. neways for my final exam i have to submit a project and mine is making a student database management … |
| | Hello: I need help with a project. I have to read an input file that contains data for 17 students. This is how they are: first ID, then first name, then last name, then 10 test scores. For this data, I have to read it and process it to send … |
| | #include<iostream> #include<string> using namespace std; void main() { string str="hello world"; string::const_iterator p=str.begin(); while(p!=str.end()) { cout<<*P<<endl; p++; } } when i try to run this program.it doesn't working. it tells me the 'p' is not declared identifier. string::const_iterator p//the defination is wrong? |
| | Hello, just wondering if theres any guidance you could offer as to learning MFC in c++ . I've downloaded a few sample. scripts but they fail to run in my compiler (VC++ v6) ... I'll give you the errors when I return home, just windering if anyone as any tutorials …  |
| | There might be another Thread about this.... and if there is PLEASE tell me link. But I have been a few weeks trying to figure out why my games fail and the Visual C++ Library error comes and my game fails.... I have been uninstalling and installing but it hasnt … |
| | Hey, can anyone help me, i am trying to install the free borland compiling program and i keep getting a message with the tittle bar saying, "16 bit Windows Subsystem" then the message says, "C:\WINDOWS\SYSTEM32\AUTOEXEC.NT. The system file is not suitable for running MS-DOS and Microsoft Windows applications. Choose 'Close' … |
| | I have spent the evening trying to complete a program to be turned in before midnight. This program simulates the game Rock, Paper, Scissors. Towards the end of the code, I had thrown in the if-statments declaring 1 = rock, etc. I can't find my last mistake. Any advice guys? … |
| | This is an array string problem where I have to ask for a sentence input that includes an integer (between 0 and 9), then the program has to change that integer to its name in words. Like: This is test 3. Would say: This is test three. My program does … |
| | Hi everyone I have a small program on ATM transaction that i did on console application in C++ and i am having difficulty converting it to GUI and i dont understand why.Here is the code if you can do it plz send me the coding i will gladly appreciate it … |
| | Have you noticed that there are way more C++ developers than Java developers here in this community. See the comparison of the two primary forums: [CODE] Forum On-line members Threads Posts C and C++ (50 Viewing) 2,941 14,622 Java (18 Viewing) 1,212 4,976 [/CODE] Is it true that there are … |
| | #include<iostream> using namespace std; class linkedlist {private: llink* firstelem; ..................................... struct llink { int elem; llink* nextelem; } ......................................//when i take the struct out the class definition , the program works well.but just like this it doesn't working! i am confused . ........................................................................... public: linkedlist(void); ~linkedlist(void); void AddElement(int elem1); void … |
| | I have been taking a few courses in C++ and I am having difficulty starting a few problems. I am seeking help to develope programs for the follwing questions: 1) Write a function to calculate the mean, variance, and standard deviation for values stored in an array. 2) Write a …  |
| | Hi every one.... i have problem in c++ , i hope i find the solution for it :-| :-| :-| . i want store number like 2.000000000002 12-13 digits after comma it's important to me these digits. i'm sorry if my english language is not good ,but this is all … |
| | Hey guys, I was just wondering what the term wildcard means in C++ and I was also wondering why some people initalize int variables to -1 rather than 0 does this have any advantages? Thanks in advance. |
| | hello guys, i would like to ask again about this: i am trying to divide two large-digit numbers (up to say 100 digits) using C. I thought of one approach but trying to code it, it seems so complicated... can anyone help me give an algorithm or a code to …  |
| | guys i am trying to write 3x3 matrix . i am posting the main,.h and .cpp file,main and .h file is given and i have to write .cpp file. can sombody look at it and suggest me solution appricated guys IntMatrix3_h [CODE]#ifndef INTMATRIX3_H #define INTMATRIX3_H #include<iostream> #include<cmath> using namespace std; … |
| | Hi I am trying to teach myself C++ coding but am having a problem with classes and objects. I need to pass my objects to a function which may use various object attributes in calculations but may also change the original values of these attributes. My code is: #include <cstdlib> … |
| | Hello: I need help identifying some errors in a program that has to make a dice game for one person. However, when I am trying to use if statements to explain the user when some moves are invalid, I can't do it because it displays the message explaining why it … |
| | Here is a chunk of my program... without the class and header file... I am wanting to take that little graph thats in the middle of the code and have the user input a starting point and an ending point... the class is a stack class with all the functions … |
| | Hi, I have a somewhat odd and complicated question. Some background: I am trying to open up a file which contains formatted numerical data, find certain elements, and then overwrite these elements with corrected data. So, my plan was to just iterate until I found the data, use .tellg() to … |
| | Ok i am have so many questions to ask but i will start off slow for now. What items do i need to get to start off like book and software. I would like to go into the game disign and programing which ever one. And i have been told … |
| | how can i create new libraries in VC++ 6.0 from DLL. Is there any tool i could use |
| | hi guys i don't understand the following clause. LargeStruct *s=(LargeStruct *)0; here LargeStruct is defined as following: struct LargeStruct { double bigd1[MAX_ELEMENTS]; double bigd2[MAX_ELEMENTS]; double bigd3[MAX_ELEMENTS]; double bigd4[MAX_ELEMENTS]; }; could you explain that for me?thanks.why not just: LargeStruct * s? |
| | Here I paste a simple address book/telephone book. The linker spits the following error: g++.exe derived2.o -o "Derived2.exe" -L"C:/Dev-Cpp/lib" derived2.o(.text$_ZN2ABD2Ev[AB::~AB()]+0x3a):derived2.cpp: undefined reference to `vtable for AB' derived2.o(.text$_ZN2ABC2ESsSsSs[AB::AB(std::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::basic_string<char, std::char_traits<char>, std::allocator<char> >)]+0x3d):derived2.cpp: undefined reference to `vtable for AB' collect2: ld returned 1 exit status … |
| | Hello, I've been taking a class on C++, and the summer semester is now over but I'm very interested in taking more classes during the fall. I've ran into a few problems here and there. I have a few questions about functions. How would I write a function that takes … |
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