51,593 Topics
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| | I am going out of town and don't have access to my professor and / or tutors for the weekend, and we have an assignment involving a BST. I have done all of my insert, remove, and search functions, and went to the tutor about the remaining ones I have, … |
| | Hey guys, i am having a problem passing my array into a function . What i am trying to do is to pass my array called Alphabets[] from my main into a function called Key. THe issue i am having is that i keep getting an error telling me that … |
| | Write a program that will determine the additional state tax owed by an employee. If the state charges a 4% tax on net income determine net income by subtracting a $ 500 allowance for each dependent from gross income. Your program will read gross income number of dependent and tax …  |
 | hi guys I got this weird error which I cannot debug in my code. The program is to convert Roman numerals to Arabic numerals using the Interpreter design pattern. Here is a part of the program where the errors occurs RNInterpreter.C:8: error: new types may not be defined in a … |
| | Hi all, I'm new to C++ & taking my first class in programming. The program ask the user to enter the loan amount, number of years, and interest rate, and then displays the amortization schedule for the loan.The monthly payment for a given loan pays the principal and the interest. … |
| | Hi. How can i make Dialog box visible only in one application window for examlpe only on firefox? I'm using MFC. Thank you |
| | [CODE][/CODE]I thought I knew how to use vector and manage insert, push_back and erase, but apparently I don't. I encounter an unexpected outcome when i attempt to erase the second element in a vector of four: the element is removed, yet the content of the element following it is modified. … |
| | How do I write this C++ sentinel-controlled while loop? I need to write a sentinel-controlled while loop to see if the coefficients of a quadratic equation have real roots using a nested decision. A character q must be my sentinel. This is what I have so far, but it doesn't … |
| | Everything runs fine, except the Lowest Temperature and HIghest Temperature do not output correctly. Also any suggestions on how I could implement vectors, Any help would be greatly appreciated. Thanks. [CODE] #include<iostream> using namespace std; int main() { int i(0); double Calc(double fahren); double Total(0),Celsius[5],Fahrenheit[5]; double CelciusLowTemp(0), FahrenheitLowTemp(0), CelciusHighTemp(0), FahrenheitHighTemp(0); … |
| | I haven't done any C++ programming for quite a while now and the last compiler I used was Dev C++ (not sure which version/release but likely an old one). I want to start programming in C++ again but I'm an unaware of which free compiler would be the best to … |
| | I am Creating a MFC Application to Read a Text file into a Edit Box. I am implementing the following code [CODE] FILE *m_pFile ; CString m_strLine , m_strText; char line [1000] = "" ; m_pFile = fopen ( "C:\\SELF.txt" , "r" ) ; if ( m_pFile != NULL ) … |
| | I am trying to do an exercise in Stroustrup's book. The task is to create two arrays (with different values) and pointers to each array, and copy the first array to the second using the pointer and reference operators. My code is below. [code] #include "../../std_lib_facilities.h" int main () { … |
| | How to I call a C++ function from my C# class with the following signature? [code=c] int MyFunc(MyStructure **) typedef struct MyStructure { unsigned char ID[16]; unsigned int* Path; AnotherStructure *Format; } typedef struct AnotherStructure { short Owner; short Type; } [/code] I attempted the following in C#... [code] public …  |
| | I am trying to get the numbers in the array to give me a average out put. here is what I have so for: [COLOR=#0000ff][/COLOR] [CODE] #include "stdafx.h" #include <iostream> #include <cctype> using std::cout; using std::cin; using std::endl; int main() { int grade[10]; int count = 0; char reply = … |
| | Hi everyone. I have an MFC project in Visual C++ 6 and was wondering in which way can i detect the level of audio output. I want to execute some code only when no sound is sent to the audio output. Could anyone please give me a clue of how … |
| | Pls check the code. for example during betting if you write "One" if the dice comes 1, you win. but when you write one it writes 2.28 1026 why. I dont want case sensitive and it would be perfect if the first and second character I write for input, it … |
| | Hi all, I'm trying to convert a console application that I wrote in Codeblocks to a Windows Form application written in Visual Studio .NET 2003. I'm having trouble converting a piece of code that reads in a formatted text file line by line (the text in the file is always …  |
| | The registrar of your school needs a program that can be used to prepare grade reports for students at the end of each semester. For each student, the program should display a table showing each course taken during the semester and the grade and credits for that course. The program … |
| | For Mobile Applications carbide C++ is better or j2me is better? |
 | I want to read some books about data structure written in c++, can anybody recommend some good books for me?Thx. |
| | Hello, First I would like to say thank you for looking and any help will be greatly appreciated. I am trying to write a code which does the following: 1) Read a file (The file contains list of words) 2) The purpose of the program to ask the user to … |
| | I an trying to find the height in a binary search tree. I figured out how to count the leaves going directly left and directly right, but cannot figure out how to get he leaves in the middle. [CODE] int BST::height(){ int tall =0; int tall1=0; BinNodePtr ptr=myRoot; if (ptr->left … |
| | Hi all, I have the following problem: My server sends the string str="1 2 4 dds \n" continuously to a C++ client.Here is the java code of the server: [CODE] private class SendingThread implements Runnable{ public Socket s; public DataOutputStream oo; public ObjectInputStream oi; ////private QueryTransferObject q; boolean connected; public … |
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| | Why is it, when I compile this, the cout statement runs twice at first? It does not do that when I have the rest of the code in there that is int. Any thoughts of why or what I am doing wrong.. #include <iostream> #include <string> using namespace std; int …  |
| | Hello all, I am trying to figure out how to make my program do the following(it's a table): The user enters a beginning amount and interest rate. The year, beginning amount, interest and end amount are all supposed to keep increasing until the end amount is doubled of the beginning … |
| | Hi guys, this program is suppose to ask user input for up to 10 book titles and date published using classes. However im having trouble with a certain part of the output. My coding as follows [code] #include <iostream> #include <string> #include <sstream> using namespace std; class bookInput { private: … |
| | how can I will make a student database using linked list in c++.  |
| | I am trying to do an exercise from Stroustup's book. The task is to create an array of 7 ints, assign its address to another variable, then print out the array value and the address. My code is below. [code] int main () { int p0[7] = {0, 0, 0, … |
| | Hi guys, nice being a part of this community, sorry for my english if some sentences doesnt make much sense. Well, my question is i have a file, i liked to make a script that for example, in 1 or 2 hours would get the txt file where its located … |
| | Hi guys, can anyone suggest an alternative method to splitting an integer into separate digits besides using the modulus"%" and division"/" technique or using itoa() or such functions to covert it to a string and then split it. i want to do it without the aid of STL or any … |
| | Hi there!! I have a simple program (I'm a newbie) that inputs data for different people. For instance: [B][COLOR="Green"]Employee nr? 122 Nr of years in company? 2 Employee nr? 29 Nr of years in company? 5[/COLOR][/B] The thing I wanna ask is for a simple way to se a output … |
| | Having trouble implementing my own reserve function. ( have to do it for an assignment) Here is what i have so far but it doesn't appear to work. .h prototype [code=c++] void reserve(size_type n);[/code] constructor for our string [code=c++] mystring::mystring(const char * s) { len = strlen(s); buf_size = len … |
 | I need help rewriting my if-else statements into a switch statement, [CODE]//equations for final grade LGT=(LG1+LG2+LG3+LG4)/40.*.40*100; MTPG=MTP*.4; MTEG=(MTE/55.)*.20*100; sum=LGT+MTPG+MTEG; if(sum>95) //if-else statements, determines final grade letter='A'; else if(sum>85) letter='B'; else if(sum>75) letter='C'; else if(sum>65) letter='D'; else letter='F'; cout<<"final grade is: "<<letter<<endl;[/CODE] also i need to somehow get my switch statement … |
| | How do use the pow function with variables? i.e. [CODE]//equations for problem 9 page 99 part b cT=(hT)/2; iT=(base*(hT*hT*hT))/12; LT=(sT*iT)/(8*cT);[/CODE] *math.h file in program how would i raise "hT" to the 3 power in correct c++ syntax? |
| | write a program which prompts the user to enter an integer whose value is more than 3. Based on inputed number, the program outputs a rectanglar textual shape using digits.(see below). sample run enter n: 5 ***** * * * * * * ***** can explain detail like write down … |
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| | I've got a c++ game I'm working on, and I need it to play some music in the background while the user is playing. I looked up how to use PlaySound() and put it in my program. The .wav file loads and plays perfectly, but at the same time, doesn't … |
| | I'm using VC++ 10.0 Express to create an app that will find all visible drives (C:, USB drives, Memory Sticks, Lettered network drives, etc.) and populate a checked list box with those available drive letters. The app currently is loading the prefab list of A: through Z:, with the eventual … |
| | i need to make a database in vc++ |
| | im making a program that loads a collection of strings from a file. then the user need to search the keyword using a binarysearch, but im using strings in my program, how to make the program using array of characters? here's my code, thx before :) [code] #include <iostream> #include … |
| | i have to do with my new assignment but the problem is not im don't try to do it at all i've tried it before..the question is to write a c++ program about ask the user an input of a range of numbers.by using the rand() an output of three … |
| | How can I will make a student data base in c++. send me the code. |
| | I'm having trouble with recursion! If I have an array as: int a[] = {1, 2, 3, 4, 5}; and I want to display it on the screen like this: 1 2 3 4 5 I have to write : void PrintData(int a[], int n) to do that and using … |
| | So my Turbo C doesn't handle errors. And in school we used VC++ but I don't have it at home. So can anyone tell if the code snippets for Queue and Dequeuing a Queue and Pop and Push operations in Stack are right? [CODE]\int queue::dequeue() { try { if(front>rear) throw … |
 | Hi there, I am working on a palindrome program which is here: [CODE]#include <iostream> #include <string> using namespace std ; int main( ) { cout << "Insert the word to test: " ; string word ; string test ; int i ; int j ; cin >> word ; cout … |
| | So I had posted a thread here called "Exception Handling" asking for help excuting this program. Then I discovered CodePad! ( So if any of the moderators could help me delete that thread it will be great! ) So I cleared up most of my errors. And I got an … |
| | I know many assembly languages so my question isn't anything assembly related it's C++ related, I understand what __asm does and I've used it before but where's where I'm hung up on __asm drops down to the assembly level for programming although it's not advisable to use it because it's … |
| | I have an win32 console phonebook application. Phone records are held as linked list. [CODE] struct Tel_dugum{ char name[NAMELEN]; char telno[TELNOLEN]; Tel_dugum *next; }; [/CODE] You can see the structure of the linked list above. My problem is when i search i dont want my app to search whole records … |
| | I am a beginner in coding and have just started learning C++. We have been given a project of making bloxorz but unfortunately none of my team members and me know much about GUI and we are in a hurry. Plz suggest some concise locations to read only the basics..... … |
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