49,761 Topics
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is there a package for c++ that will allow me to make a matlab/gnuplot style plot from within c++? I would like to skip the step of writing data to a file and then using something else to read in the data and then plot it. Let me know what … | |
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Hello, This thread is not about you solving my homework, infact i only go to secondry school so don't get it, this sounds weird but can you give me some homework examples brcause i want to learn C++ and i think it may help, please reply a.s.a.p :). ~ Black … | |
1. How do i convert an object (students) which is of type string into a string. 2. How do i remove all characters from a string after a space character. ie. i want to read an Object eg. "WILSON","MBCP" convert it to a string and then remove "MBCP". Then i … | |
Write a program to add or subtract two big integer numbers. “Big” refers to a number which is more than 30 digits. You can assume that the number may have MAXIMUM 100 digits. Your program should have the data structures to hold such a big number. Also it should have … | |
I have a header file called StudentRecord.cpp which declares the function: vector<Student>::iterator find (const string& studentName); In my Student Record.cpp file i have written the folloing code: vector<Student>::iterator StudentRecord::find(const string& studentName){ vector<Student>::iterator find; for(find = students.begin(); find != students.end(); find++) { if (students[find].getName() == studentName) { return students[find]; } else … | |
right now i am working with Turbo Borland C++ compiler...however now i want to have a try on GCC compiler too... so where would i get it?? can anybody provide a reliable link to a GCC compiler??? :) | |
Hello, and thanks in advance for your time! I am very new to C++, and am attempting the classic squares program. I have the meat of it all done, but am having issues with a few certain parts. First, I can't figure out how to do the sentinel value. I … | |
Dear c++ gurus, I'm new in creating a header file. never try before. ERm... i have write a header file with a program: [code] Header file: MySensor.H extern short int DetectSensor(int sensorvalue[10]) { ....; } [/code] [code] Program file: MyFile.C #include <MySensor.H> short int i; int p, sensorvalue[10]; int getsensorvalue() … | |
hey : i am working on simple engineering application but i have some problem i want to draw X-Y axis Then put any point on it . Then i want to translate this point ∆x=5 , ∆y=12 After that i want to rotate it by angle (∂) degree then i … | |
until now u didnt solve my problem use c++ to input three words and then put them from largest to smallest using if statement | |
just practicing for fun on some problem i saw posted on yahoo answers,mathematics section problem: xyz times pqr = some number x,y,z,p,q,r should be 2, 3, 5, or 7. and some number's digits should also be made up entirely of 2, 3, 5, or 7. solution: 335 x 753 = … | |
I wonder something about what is happening when I sort this vector. I put some number into the vector like below. After the sort the output look like this. 3 2 1 -3 -2 -1 What I want is that the output instead will look like the below example. Like … | |
hi fellows... I have a little problem, in Unix there's a library called unistd.h that have the function "link" and as its name says, creates a link of a file.... I want to use that function in windows, but i only found the "_unlink" function in the io.h library, this … | |
I'm making a text adventure game, and it's actually coming along quite nicely...the only thing is, I want to be able to return to the previous screen whenever I want. Say that in my game, I go north. I want to be able to go south, back to my main … | |
hello! i have problem with program i made: the program should define a pointer to pointer which points to dynamic array of Grade (class i made). i increase the size of the array in function. so i made a new pointer to pointer which point to array of Grade (the … | |
hi i have the following hex string 40 E3 4E DA 04 2B FE 7C and i need to convert this to 39541.813009259260. I believe this is a hex to ieee float conversion. I thought that it was a case of viewing the hex in binary format the inverting the … | |
So I'm a new programmer and I'm SO close to finishing this code. I want to return an array from a function, and every thread that I've looked up has said I need to return the data as a pointer TO an array. How is that done? Also, I'm working … | |
is it possible to use fstream without using classes and structures since everi time i encountered a fstream code i saw this classes and structures used...im not into the portion of classes ...could anyone help me out in this case!!???? | |
#include <boost/config.hpp> #include <iostream> #include <vector> #include <utility> #include <string> #include <boost/graph/adjacency_list.hpp> #include <boost/graph/graph_utility.hpp> #include <boost/property_map.hpp> #include "ed.h" #include "ve.h" using namespace boost; using namespace std; class Molecule { map<int,string> m; public: void set_molecule_property(vector<string>& s4) { for (unsigned int i = 1; i <= s4.size(); i++) { m=s4[i-1]; } } … | |
Hello All: Can anyone give me a simple idea how to remove the duplicated letters in a text if I have this word HELLO it must be HELO..... Thanks in advance..... | |
I am using TURBO C++ IDE 3.0..i am able to execute the program that are related to graphics. but the problem i face is when i get the output i am not able to capture the output using print screen key.the output is a black DOS screen and is not … | |
Dear c++ guru, I am using cygwin to create a c++ environment for my Lego RCX. I have create a program file in c++ format. when compile with cygwin, it shows: [code] file.ds1: line to short on line 324[/code] can anyone help explain to me what is it? I am … | |
I am creating a graph using boost library, I am making the network using create_Network function() i am adding the vertices to this graph by creating the object g of class Graph. I am trying to use this object g in the another function get_neighbours() but it is not giving … | |
write c++ program to input three words and put them in sequence from largest to smallest using if statement so please help me its due during less than one hour | |
hello. i have a set of 50 points. (array of 50 objects (arrayOfNodes[]) having x, y locations and distance and nearest neighbor and neighbor table ). The points are given X-Y location randomly in a range of 300 X300. and there is a center point called BaseStaion (BS). For every … | |
Hey I'm trying to get this code going but i can't get my if(choice==2) to output anything any ideas? #include <iostream> #include <iomanip> #include <algorithm> using namespace std; int main() { int i,num[20],n,j,choice,tmp; cout<< "Please enter 20 integers"; for (i=0; i<20; i++) { cout<<"\nEnter next value:"; cin>>num[i]; } cout<<"\n1.Display original … | |
Hey guys i'm working with this code but i can't get it to stop looping back into the menu any ideas??? Thanks !! [CODE=cplusplus] #include <iostream> using namespace std; unsigned int menu(); int main() { int i,num[20],sec[20],j,choice; cout<< "Please enter 20 integers"; for (i=0; i<20; i++) { cout<<"\nEnter next value:"; … | |
I have a class called MyClass in main, I have [code] MyClass A; //calls the default constructor A.date = 4; [/code] I would like a function to do some stuff and then use one of A's constructors , the result being I have A back in main [code] class MyClass … |
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