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General C++ Programming - March 2012 (Page 35)

what is the difference between islower() and tolower()?

[2 replies] Last: thnx a lot..!! (by wildcat)

Ok so for this program you have to input any series of numbers between -100 and 100 like this: 12 19 29 38 99 74 and the output has to tell you how many 9's...

[2 replies] Last: http://forums.devshed.com/java-help-9/ (by viliml)

by navdiv

address ofstream variable outside the scope

I am new to c++ and I am getting an error "output not declared in this scope". this output is in line which prints out "MSE". Please help! Thanks Here is my c...

[8 replies] Last: No I declared it at the beginning i mean with the PSNR and MSSIM... so... (by navdiv)

by fatemeh Gharaei

how to link some header file and source file in a project.

I want to write a project solving n equations of n variables ,and it needs a header and source file for matrix operations ,a header and source file for so...

[1 reply] : Hi So you want to solve a linear equation system of kind none homogen... (by therockon7throw)

by kjschavez

How to program a dice? from 1-6 only!

How to program a dice? from 1-6 only!

[9 replies] Last: Makes sense. Thanks for the explanation! (by Gaminic)

by vnshyamkumar

Loading a english dictionary in C++

i want to create a game in c++ which uses the english dictionary. Any idea as to how i can import it into my program. Is there a header file or something.? T...

[1 reply] : Umm... #include <fstream> #include <string> #include <vector> int mai... (by closed account 10oTURfi)

by wildcat

c++ ques..!!

difference between #definePI 3.142 and #defineSQUARE(x)x*x ?

[1 reply] : One is a define (the PI one), which is usually used for storing consta... (by MrHutch)

by ne555

file descriptors, FILE* and std::fstream

I wanted to do proccess intercommunication. Looked at pipe() and popen() , but as they being from C they work with file descriptors or FILE pointers. The t...

[2 replies] Last: #include <iostream> #include <string> #include <ext/stdio_filebuf.h> ... (by JLBorges)

by wildcat

program

write a program to read and check the equality of two matrixes. the matrixes are 2-dimensional..?

[no replies]

by dolina

Operator Overloading help

Hello everyone, I m new in C++, and I want to improve myself but I can not understand it. I create a class PersonHeight{ int meter=0; // I hold the m...

[11 replies] Last: Thank you for your help. :) (by dolina)

by leeeejsfc

Expected unqualified - id ERROR

I'm programming a 99 bottles of beer on the wall program and I have one error reading "Expected unqualified -id" on it... I can't figure out why it's there. ...

[3 replies] Last: You need to change the function it calls depending on the number. s... (by Hippogriff)

by fingaz1

Accepting Text Input in SDL

I am working on a program using the SDL library in Visual Studio. I want to make the program be able to ask the user to enter information and then set that i...

[1 reply] : Looking at something like this might help? http://lazyfoo.net/SDL_tut... (by Hippogriff)

by reikendude

Binary Tree class Segmentation fault

I've been working on this program for a while now and finally got it to compile, but it gives me a segmentation fault. Can someone help me find out what's causi...

[2 replies] Last: Those are not void pointers, they are pointers to void functions. I kn... (by reikendude)

by Syknasty12

Template Compilation Errors

Hi, can someone help me figure out what I am suppose to do with these errors. PriorityQueue.h:15: error: template declaration of ‘hNode<T> hNode’ Priori...

[7 replies] Last: Move everything in the cpp file to the header file. And throw the cpp ... (by JLBorges)

by StoneHeart

Directory Tree Creation

I wanted to create a directory with a specified path but using CreateDirectory api alone didn't help much. Tried this one but no avail: char *pzPath = "c:\\...

[3 replies] Last: @Lodger I basically read SHCreateDirectoryEx api info on msdn and fou... (by StoneHeart)

by javedwahid

coding from scratch

Hello everyone, I have been looking all over the net but am still having a hard time finding what I'm looking for. I am wondering about how computer pro...

[1 reply] : On windows, you need to load the windows api header on any compiler. O... (by Azagaros)

by srikanth chitturi

string to float

hello, how to extract individual float values from a string. I want to accept as string str; cout<<"enter numbers"; getline(cin,str); using atof I ...

[2 replies] Last: > how to extract individual float values from a string. > I want to sp... (by JLBorges)

by newbee 19

need help in creating basic functions

yacht race problem Create a C++ program that establishes the average speed of yachts in a race over a distance course of up to 100 nautical miles. This prog...

[1 reply] : calculate the elapsed race time and average velocities how? you do... (by buffbill)

by mzimmers

well, that sure didn't work very well... (1,2,3,4)

...I'm maintaining a program written by someone else. It's highly compute-intensive and fairly slow. I found this routine: void wci_nyq_filt ( int32_t i_sym...

[65 replies] Last: Thanks for all the work on this, ne555. I appreciate everyone's help. ... (by mzimmers)

by rguid17

URGENT-"Undefined Reference to 'Stack::Pop()'" when compiling

I finally figured out the code and everything for a mouse maze but when I go to compile my seperated program4.cc file and my Maze.cc file together, it returns w...

[2 replies] Last: I forogot that I had the third .cc file to compile for my Stack method... (by rguid17)

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