51,593 Topics
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 | Hye I'm new to c++ language. Can anyone suggest me what is the best programming software should I learn ? And how I'm gonna learn coding ?  |
 | Hi Guys. First of all is it possible to detect a file copying/moving within the system, I'm sure this is done in lower languages like C++ but I've tried searching but I don't seem to find not even en example, maybe it because I don't know how it correctly called. …  |
 | I have a program that runs a bank management.It saves the created accounts in account.dat. For example these are the contents of the data file: 1001 felisilda s 5000 0002 smith s 3000 1212 johnson c 3200 I want the output to be sorted increasingly based on the bank account … |
 | Where do I start creating a face recognition program? I am a beginner in the programing world who only knows little about c++. What do need to consider or what I have in place. I am running of windows pc and using devc++ and Mingw compilers.  |
| | Hi Dw. If there is anyone who knows how and which languagies are used to develop software's like word processing, Excel, Access, basically things like Office suite. I know Linux has their own different tools for office, as well as Microsoft as well and other OS have different Suites for … |
 | It's been a few years since I last dabbled in C++ and then it was only learning the console stuff but by no means was I a master of it. I'm comfortable with VBA, MS Access and SQL. I'm wanting to delve into the GUI world of C++ with a … |
| | //*************************************************************** // HEADER FILE USED IN PROJECT //**************************************************************** #include<iostream> #include<fstream> #include<cctype> #include<iomanip> using namespace std; //*************************************************************** // CLASS USED IN PROJECT //**************************************************************** class account { int acno; char name[50]; int deposit; char type; public: void create_account(); //function to get data from user void show_account() const; //function to show data on …  |
 | Code: do{ cout<<"No. of random numbers (-10-10): "<<endl; cin>>howmany; if(howmany<1 || howmany >50) cout<<"INVALID INPUT"<<endl; }while (howmany<1 || howmany>50); cout<<endl<<endl <<"The "<<howmany<<" random numbers from 1-50 are :"<<endl; srand(time(0)); for (ctr=0,negativectr=0,positivectr=0; ctr<howmany; ctr++) { randnum[ctr]= rand() % 50-1; cout<<randnum[ctr]<<"\t"; if (randnum[ctr] % 2 ==0) { positive[positivectr]=randnum [ctr]; positivectr++; } else … |
 | Can someone give me some programming ideas to keep my knowledge up-to-date? I received a masters degree in computer science back in December and been job searching since then. I want to tell an employer something. |
 | I am writing a code which prompt user to enter her mobile number and in result..I code to display it's user SIM network according to some principles which I code but I don't understand whats wrong with my code.. It saves data in a text file... // here is my … |
 | when the console displays the "StudentAns" I get weird characters instead of the actual answer. ///////////////////////////////////////////////////////////// this is the files CorrectAnswers.txt A D B C A A D B D C A D B A C C D B C A StudentAnswers.txt A D B C A A D B … |
 | Hello, this question is related to an older post of mine ([Click Here](https://www.daniweb.com/programming/software-development/threads/505499/getopenfilename-freezes-at-second-execution)). In this question i stated that my program freezes at the execution of GetOpenFileName. After struggeling a while with that problem and doing other more important stuff first, i came back to the original problem and found … |
 | Average:96.1429Your Total Marks are673and Marks Per Subject is96.1429 |
| | Hey i have a basic game which requires a client to guess the number which is located on the server side, mutliple clients can access the same game. The client sends their guess this in turn passes to a middleware server then this then goes to the end server. If …  |
 | I currently have a problem where the program when it is running will also choose one word and one letter in the word file. For example, in the word file the program only chooses the 2nd word "Dependent" The only letter that is considered correct is "d" My code is … |
 | Hi: I wasn't able to find the exact solution to my problem on Daniweb, although there are several posts regarding the game of life. This situation came the closest: http://www.daniweb.com/software-development/cpp/threads/242338 My situation is a bit different because I HAVE to use a combination of functions and a class in the …  |
 | whenever I enter 0 in the string value to quit the loop it does not work PLEASE HELP ME!! #include<iostream> #include<string> #include<fstream> #include<cctype> #include<stdlib.h> using namespace std; struct Student { string netID; string firstName; string lastName; int maxCourses; int numCoursesEnrolled; }; const int SIZE = 100; int readStudentData(string, Student *[], … |
| | What are some concepts of data structure and algorithm? |
| | For over the few months I've being trying to display LIST the of IPV4 Adresses in C++ programming , but unfotunately when I am going to compile the code it done properly but it shows nothing to me and error message generate please fix this problem you genius guy's... #include … |
| | I have got a small problem with this program. It takes a user's input of numbers and sorts them by merge sort in increasing order using linked lists. Unfortunately, a segmentation fault appears immediately after I input the numbers. Probably something to do with the merge sort function. Help! [code] …  |
| | I need help getting my neighborcount function to work correctly, as follows neighborCount:Given two arguments that indicate the row and column of a particular cell in the matrix, this function returns the number of neighbors that have the value "true". Most positions in the grid have 8 neighbors like the … |
 | Here is example class, the commented code in constructor works as well as the initializer. My question is, what is the correct way? class NClass { public: int _pid; std::wstring _name; NClass(int pid, wchar_t * name) : _name(name) { //_name = name; } void Print() { std::wcout << _name; std::getchar(); … |
| | I need help inserting the assert function within my code, and creating the neighborcount function as listed below, heres the guidelines: default constructor: initialize all of the array elements to false get: return the current contents of a single array element. Use arguments to indicate the row and column of … |
 | I have a tough time trying to break what's in here: #include <iostream> #include <conio.h> #include <stdlib.h> using namespace std; int main () { float grade; string name; cout << " Please input your name: " << endl; getline(cin,name); cout << " Please input your grade: " << endl; cin … |
 | Am a master of engineering student i need to use LTE-SIM soft ware for my dessertstion ,please how can i go about it,thanks |
| | Hi, I get "first-chance exception at 0x1000161f in myapp.exe: 0c0000005: Access violation reading location 0x00000000." If i execute the WFSOpen command. To be able to receive the error pointing to the correct error value I've done this: LPHSERVICE lphService; lphService = 0; // I put 0 because the EXIT_SUCCESS is … |
| | Given a positive decimal number, we can convert the equivalent numbers in binary; in octal and in hexadecimal. Due to the hexadecimal numbers, it is better to use character arrays to store the various conversions. We propose the following structure to store the information of a number: Working on a … |
 | hi guys thanks for viewing and helping me out!! here are the example what the things will looks like Enter problems per set: 3 Set #1 ---------- What is the maximum number for this set? 100 45 + 21 = 66 correct 0 + 100 = 100 correct 54 + … |
 | #include<iostream> using namespace std; int main() { int a,d; cout<<"Enter a integer to check it is prime or not :"; cin>>a; d=2; while(a%d!=0) { d++; } if(a==d) { cout<<"\n the given number id prime "; } else cout<<"\n the given number is not a prime number ;" return 0; } |
 | Hello, I am doing an application in C# but I have a problem. I need to show the volume status of the computer. I created two pictures to show if the volume is muted or not. I found this code but I get errors: MMDeviceEnumerator devEnum = new MMDeviceEnumerator(); MMDevice … |
| | hi, guys i'm in colleage trying to do some homework with cs10 and got stuck with this combination of functions please help me out!!!! T^T spent 8hours today still couldn't figure it out #include<iostream> using namespace std; void getProbsPerSet(); void doOneset(char Func); void doOneproblem(int &Answer); void getMaxnumber(int &MAX); void printHeader(int … |
| | Okay, I am trying to learn Windows programming and there are all sorts of new data types that I am running into and need to learn. I'm trying to understand the point of it all and failing. If there is no point and it's just Microsoft making things difficult for … |
| | The example in this post is from** C++ Primer Plus (6th Edition)** by *Stephen Prata* **My question:** Why cin.ignore( ) is not used in his example? Shouldn't we discard the buffer with a line similliar to this: `std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');` Example from the book: int fill_array(double ar[], int limit) { using … |
| | OK, I programmed a few DLLs using Linux years back. My memory (and my memory could be faulty), was that I had the program decide which dll to load based on user input. So I had two dlls, each with a `string encrypt(string, string)`function. The user was asked to specify … |
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| | (create a c program which reads a sequence of daily temperatures for one month, stores them into an array temp and finds the average temperature with a function average.) ı dont know Dev c++ . how i made this? please help me.  |
| | Hello I'm interested in CPA Certification and need Free and paid web based tutorials,Study Guides .Please reply with accurate instructions and materials. |
 | Hi, I have one function (in a library I can't change the code) which takes a key and returns a Object. This code is written in java. I am calling this function from cpp code. I am accepting the result as jobject. 1. Added key as "key1" & value as …  |
| | I'm a developer lead and I'm trying to get actual statistics on how many developers are comfortable in multiple C-like languages. I'm specifically interested in the crossover amongst C, C#, C++, and Objective-C. This is a legitimate quesiton, not a spam. Instead of asking everyone to post a comment...I've created … |
 | 2) Write a program that computes the average of all even numbers in the range 3 to 111, inclusive. Use a counting loop. Display the average in a suitable format  |
 | Write a program in C++ to prepare a frequency distribution table of the percentage marks in Computer studies of sixty students, to be taken as inputs, into the following categories Category Marks(%) Fail 0-34 Pass 35-59 Good 60-79 Very Good 80 and above |
| | #include<iostream> #include<iomanip> #include<string> #include<cctype> #include<stdlib.h> using namespace std; struct Product { string PLU_Code; string Fruit_name; int SalesType; double UnitPrice; double InventoryLevel; }; const int SIZE = 100; int populateInventory(Product *[], int); bool validatePLU(const string &); int main() { /* (Normal way of allocating ) Product *NumArray; NumArray = new Product[SIZE]; …  |
| | Hi, I am trying to make small game , but I am confronting with a problem. I have a function that should add a new button to my form when it's called. The problem is that I don't know how to create a new object (a button, a shape or …  |
| | Hi, everyone. I want to create a RISK-style game in C++ with decent graphics, of course. I would like to create a map with countries as buttons [I know that this is possible in java through extensions but I want to do this in c++] Could anyone please help me … |
 | We wish to write a program countletter.cpp that takes a filename and a single character on the command line and prints the number of occurrences of that character in the file |
 | can someone please explain me this piece of code //say getdetail() is a function declared above a.getdetail(); f.write((char *) & a,sizeof(a)); |
 | In this code if we enter the prime numbers like 3,5 or 7 the output is wrong.and if we input 3,11or 17.. output is correct why???? |
 | Hi i'm make an Inventory System for my personal game project with C++ Composite pattern. What I'm going to do is set a limit so player unable add item once hit the specific limit. but here my problem : 1. Did i set the limit & add item function correctly? … |
 | Hi All, I would like to know how to implement reflection is c++ as this feature it is not supported by c++. (1)Base *base_ptr= new derived1(); (2)Base *base_ptr= new derived2(); (3)Base *base_ptr= new derived3(); can those derived object ype can be assigned through vector or string? I.e string list []={"derived1","derived2","derived3"}; … |
| | I am working with a code which stores the information of customers in a file called customer_details.txt then asks the user to enter a name and then searches for the name in customer_details.txt, if the name is found, the entire details of the user is displayed on the output screen. … |
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