49,757 Topics
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| | Can someone explain why it wont find the window?? I did everything right, Im pretty sure of it :S Yet it just wont find it. EDIT: Admin delete.. I think I just figured it out.. [CODE] private: System::Void Form1_Load(System::Object^ sender, System::EventArgs^ e) { Form1::Visible = false; Query ^ F = … |
| | Hi, Just a quick question, I need to add extra functionality to some code but I have found syntax I am unfamiliar with. I'm pretty much a noob to c++ so it probably quite simple but I have had enormous problems trying to define a search term for google and … |
| | Please help its urgent i wrote this program but the output is not right. The program is not inversing the order of the words in the string. for example: input: i love school output: school love i . Please help thanks [CODE]#include<iostream.h> #include<string> using namespace std; main() { std::cout << … |
| | I'm trying to auto-download any website's source code by entering its URL I did some search on Google and the forum only found this [URL="http://www.autoitscript.com/forum/topic/70853-inetgetsource-with-post-string/"]AU3[/URL] but its a AU3 file and I do not understand it at all does anyone has a suggestion for me? any website that I should …  |
| | I'm trying to implement an observer pattern who's subject monitors for uppercase letters in a line of text entered by the user. I havn't had much problem until now i'm getting the error "error C2243: 'type cast' : conversion from 'UpperCaseMonitor *' to 'Observable *' exists, but is inaccessible". I … |
| | Hi guys, I'm not good at programming so would you help me with this?! No fancy codes, just make it simple. Problem Statement For research purposes and to better help students, the admissions office of my college wants to compare how well female and male students perform in certain courses. … |
| | Having trouble with this assignment can anybody give my a hint as to where I should start? Write a program that prints letter grades based on a score (between 0 and 10) entered from the keyboard. The simplified scoring system will be: 9-10 A 8 B 7 B- 6 C+ …  |
| | I am really confused about how to write functions before main(). My teacher didn't explain it well at all or the stipulations. I have a homework assignment due this weekend and I am so confused. Here is the prompt, below that is my program and what I think I should … |
| | Hey guys I am a noob when it comes to this stuff. I go to college for electrical engineering and me and my professor were discussing a cool senior project. There are regular vending machines in most buildings of the school that are connected to the schools network. The ethernet … |
| | K I just got this Idea that I want to implement into a program I downloaded. Yes the program is open source but I dont wanna compile it, I just want to sort of Inject?.. What I want to do is add a button to the program and have the … |
| | Im learning about postfix and prefix operators and how to overload them. I've created my class with overloaded pre and post fix operators how ever when used in the main program the results aren't what I expected. The program creates a simple shape from a class that has default constructor, … |
| | your kindness is highly appreciated....:-) this is it: ----The New telephone company has the following rate structure for long-distance calls 8:00 am (0800 hours) is discounted 50% ----any call started or after 8:00 am () but before 6:00 pm (1800 hours) is charge full price. ----all calls are subject to … |
| | People. As i have my course of Object Oriented Programming, thus my Final project is to make a game in c++ using allegro. Please provide me basic knowledge because i have no idea of using allegro and game development. i would also be needing some good and easy game ideas … |
 | This is my first time with link lists. I have gotten it to pull the first bit of information into the first node, and it prints out fine after that into the console window. When I try to add additional lists and link them, and then try to print them …  |
| | Hello! I'm trying to modify opensourced application but due to lack of knowledge, I'm stuck. Explantions are in the comments of the app :-) Thanks in adavance for your support! [CODE]void CBaseGame :: FixSlots( ) { struct Struct1{ list<string> UserList; list<CGameSlot> PlayerSlots; }; list<string>::iterator IT; list<CGameSlot>::iterator TI; for( vector<CGamePlayer *> …  |
| | Hi all, I have a programming assignment to store sparse matrices using a list<list <myclass> >. I have pretty much everything nailed down but I'm going wrong at some point, the output is incorrect. Instead of giving me 4 lines with the column position and value of non zero values … |
| | [CODE]#include <stdlib.h> #include <iostream> #include <cstring> #include <string> /* Include directly the different headers from cppconn/ and mysql_driver.h + mysql_util.h (and mysql_connection.h). This will reduce your build time! */ #include "mysql_connection.h" #include <cppconn/driver.h> #include <cppconn/exception.h> #include <cppconn/resultset.h> #include <cppconn/statement.h> using namespace std; int main(void) { sql::Driver *driver; sql::Connection *con; sql::Statement …  |
 | I've found that often in my code I have a need for primitive variables protected with synchronization objects such as a boost::mutex, and I was wondering if the boost library provides a template similar to this one I'm considering, based on the C# property methods get/set: [code] template<typename var_type> class … |
| | Hello everyone. I am having hard times in dealing with this problem which I've been given. It simply asks me to shift an array K positions without using additional memory. I cannot ask them what they mean by that. No memory, like... not even using a temporary variable for the … |
| | Hi, I am in process of creating a Money class, as per requirement I am suppose to represent each denomination by a class(eg: $5Class, $10Class etc.). I want to use inheritance in this scenario. I cannot think of the class design. I was able to create a class design for …  |
| | I need help in pulling this program apart, and reformatting it to use functions that I didn't know i needed to implement until right now. * float calculate_time (4 parameters) finds the amount of hours between two times given. It should return 0 if the amount is less than 0. …  |
| | one way to eveluate a prefix expression is to use queue. to eveluate the expression scan it repeatedly untill you know the final expression value, read it repeatedly untill you know the final expression value. in each scan replace an operator followed by two operands by the calculated value. for …  |
| | Dear friends: I wrote the following c++ codes to create a series of filenames as "iteration number.dat". [CODE]#include <iostream> #include<string> #include<sstream> using namespace std; int main() { string outbuffer; ostringstream outs(outbuffer); for (int i=0;i<5;i++) { outs<<i<<".dat"; cout<<outs.str()<<endl; } cout<<outbuffer; return 0; } [/CODE] I tried to use the ostringstream to … |
| | Hey Just thought I might post some code I've Been refining its not really useful but it shows (sort of) how to print formatted text if you have any suggestions please I've almost got the kinks out weird numbers will cause it to output weird. But if you throw 9 … |
| | What wrong with my coding? when i run..nothing appear.. The output should be: Perimeter of Rectangle 1: 22 Perimeter of Rectangle 2: 6 Perimeter of Rectangle 3: 18 Perimeter of Rectangle 4: 4 [CODE]#include<iostream> using namespace std; const int TOTAL= 4; void CalculatePerimeter(int perimeter[], int width[], int height[]); //const int …  |
| | //Enter phone number: 1-800-COL-LECT //1-800-265-5328 Im trying to input the dash right after COL and before LECT. Please help [CODE]#include <stdio.h> #include <stdlib.h> #include <math.h> int main() { char ch; printf("Enter Phrase\n"); while((ch=getchar())!='\n') { if ((ch=='1')) printf("1-800-"); else if((ch=='A')||(ch=='B')||(ch=='C')) printf("2"); else if ((ch=='D')||(ch=='E')||(ch=='F')) printf("3"); else if ((ch=='G')||(ch=='H')||(ch=='I')) printf("4"); else if … |
| | Hello, im currently using this kind of Hotkey : [CODE] if(GetAsyncKeyState(VK_F1)) { if (this->checkBox1->Checked == false) { this->checkBox1->Checked = true; } else { this->checkBox1->Checked = false; } }[/CODE] But its not very good. I couldn't find a better way to do this :/ (im using Visual Studio 2008) Anybody knows … |
| | ok so for some reason its telling me my "else" has no matching "if" in line 51, i have to make it so the binary output is spaced which im pretty sure i did and has to have a separate output if the character length is more than 8 [CODE]#include<iostream> … |
| | [CODE] #include<iostream> using namespace std; char* Invert(char* input,int start,int end); char* reversewords(char* current); int main(){ char inputstr[] = "London is a city"; cout << "Inverted string : " << Invert(inputstr,0,strlen(inputstr)) << endl; int start,end ,i; while(*inputstr){ if (*inputstr == ' ' || *inputstr == '\0') { Invert(inputstr,start,end); start = i+1; … |
| | Hey everyone, I'm new to the site, this site returned the most results when trying to look for relevant information so here i am. I have seen people write questions to assignments on here without trying expecting people to answer the assignment question. And ive also seen people steal code … |
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