please wait
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by ntuli
some problems in running cpp functions programs
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| i am a new in C++, could anyone tell me error on this program.and How can it be fixed #include <iostream.h> int main() { double p = 99; double y; y = fu... |
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Jul 31, 2017 at 10:54pm
[3 replies] Last: As a new to c/c++ I recommend you to take it slow as c can get very co... (by benhart)
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by xxvms
Book ID
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| I am not sure how to deal with one issue with my project. I have library with books (created using vector and smart pointers) [this is an exercise to learn how... |
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Jul 31, 2017 at 3:44pm
[4 replies] Last: i never used map so lets me read about this :) thank you! (by xxvms)
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by Faggio
variable was not declared in this scope
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| compiler give me this error in the while loop: _id,_text,_mapAns was not declared in this scope I don't understand why!! #ifndef ANSWERCLASS_H #define... |
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Jul 31, 2017 at 11:42am
[4 replies] Last: About the habit of starting variable names with an underscore: Brian ... (by Enoizat)
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| Trouble with program |
| I have some trouble here with the program, my specific problem is that I don't know how to display the asterisks at all. I don't know how to finish it. Quest... |
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Jul 31, 2017 at 9:57am
[7 replies] Last: A couple of the other approaches I suggested - though it's unlikely ei... (by Chervil)
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by longberns
Division Algorithm
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| Reading through my course book for discrete mathematics. I am trying to put my programming skills into almost everything i read these days. But this one gives m... |
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Jul 31, 2017 at 8:06am
[13 replies] Last: vs does not recognize 'and' as a keyword. To make it work #include <... (by coder777)
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| No idea understanding the logic/ how to complete the program |
| Hi there, I am having trouble understanding the logic behind this particular program. Here is what my understand so far and my plan: 1. Open the file... |
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Jul 31, 2017 at 6:26am
[1 reply] : Your for loop does not access the file at all. Here is some informat... (by gunman353)
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by TheArk
code
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| kpinjp'i |
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Jul 31, 2017 at 3:04am
[4 replies] Last: Should be lowercase c on line 106. Unrelated, but lines 22 and 56 wil... (by lastchance)
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| Advice and pointers on soft keyboard for android and possibly windows |
| I find the software keyboard on my phone difficult to use because of trying to cram so many keys into a small space, and while there are sometimes a second page... |
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Jul 31, 2017 at 2:46am
[3 replies] Last: I rarely get to use a laptop/desktop, like less often than once a week... (by DarkLightHitomi)
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by GregJ7
App* value vs. App* entity
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| 1. I get an error for the line in the try block. It is: a value of type "App *" cannot be assigned to an entity of type "App *" 2. Secondarily, for the... |
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Jul 31, 2017 at 1:18am
[5 replies] Last: Something simple like this, perhaps: #include <iostream> struct App... (by JLBorges)
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by keh k lenge
multiple definition of operator<<(std::ostream&, Shape const&)
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| Shape<-Triangle<-IsoTriangle Here shape and triangle are abstract classes. When I compile IsoTriangle rect(5,"DUMBA DUMBA"); cout << rect << endl; ... |
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Jul 30, 2017 at 8:34pm
[10 replies] Last: Putting the implementation in a source file has the advantage of faste... (by mbozzi)
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by lescarys
strings into an array, then display them in reverse order
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| i completed the code but i cant find where the white space is. #include <iostream> #include <string> #include <cstring> using namespace std; int main() ... |
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Jul 30, 2017 at 8:14pm
[2 replies] Last: hi Chervil! thank you very much :) now i know that getline can get me ... (by lescarys)
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by puertas12
Functions to mesure the time - problem with "clock()" and method "void delay(unsigned long)"
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| I am coding to measure the time following an "already done program" from a book. This is the on progress exercise: #include <time.h> // clock(), clock_t #inc... |
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Jul 30, 2017 at 6:00pm
[1 reply] : Could you explain better what your code should do? Perhaps you could f... (by Enoizat)
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by lamsung
can someone give me an advice
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| i have a stupid question about "do", im a noob in c++ im using borland c++ atm. do { cout<<"\n ORDER : ";cin>>order; pay=0; for(total=1;total<=order;tot... |
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Jul 30, 2017 at 3:55pm
[1 reply] : It's hard to understand the code there, it is incomplete. A couple of... (by Chervil)
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by AswanSensei
C++ simple code, unexpected results
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| Hello ! My name's AswanSensei, and I'm a beginner in C++. I recently coded the little program underneath, as an introduction to classes. However, the function s... |
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Jul 30, 2017 at 2:38pm
[3 replies] Last: those king of errors occur sometimes when dealing with c++ code. C++ c... (by benhart)
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by ams149
undefined reference to function
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| Write your question here. problem is this code showing undefined reference to decof xora(int,int) error is showing on this line m= ob.xora(q[j-1],i[j-1]); ... |
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Jul 30, 2017 at 1:57pm
[2 replies] Last: Thanks, It works (by ams149)
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by lescarys
Array
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| I am unable to find my mistake, and i don't know what I am doing incorrectly. I can't get right the element part. I need to do a Load 10 integers into an array,... |
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Jul 30, 2017 at 10:23am
[4 replies] Last: Hello lescarys, Your are welcome. Anything else let me know. Andy (by Handy Andy)
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by akash16
std::string
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| Somewhere in one book I was reading about secure coding in C++ with std::string: So I came across one example given below: char input ; string::iterat... |
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Jul 30, 2017 at 4:49am
[4 replies] Last: Thanks JLBorges :) Actually, you are right that this is an example of... (by akash16)
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by Faggio
multigraph
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| Hi guys, i want to implement a WEIGHTED multigraph with list representation but i don't know how! where can i find an example or a guide? i need praticle exm... |
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Jul 30, 2017 at 3:22am
[3 replies] Last: > with list representation I presume that we are talking about an ad... (by JLBorges)
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by jamesfarrow
efficiency improvements in my code
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| Hi everyone. I have written the code below, its just a daft lottery simulator. Is there a way to make it more efficient. Like using pointers or references in th... |
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Jul 30, 2017 at 2:54am
[10 replies] Last: This may be faster (binary search instead of linear search): #includ... (by JLBorges)
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by maticode20
reading files
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| Hello im trying to read a file and put it inside a 2D array, until now i succeded on reading the first line of the file and putting it into a 1D array (str ) bu... |
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Jul 29, 2017 at 11:18pm
[3 replies] Last: Just for hints: // Hello im trying to read a file and put it inside ... (by Enoizat)
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