Beginners - C++ Forum - April 2011 (Page 3)

Very confused on how to do this assignment. My program is to create a currency exchange (pesos to dollars) using a class. I need to display out the the currenc...

[2 replies] Last: Thanks for the help. I have been reading, just having a hard time und... (by sselasky1)

by jimmy5023

how to loop exceptions

in main.... cout<<"enter an int" cin>>a try checking(A); catch (char *eString) { cout<<eString<<endl; cout<<"please re enter your value...

[1 reply] : This isn't the best way to validate input. I would say try...catch i... (by Zeillinger)

by DivinFalcon

Problems with pointers.

I was given a function and told to make it reverse the characters in a character array without using any work arrays. Here is what I had. void reverse(ch...

[1 reply] : On line 4, you move a to point to one byte before the start of thr str... (by LB)

by carloshbrandt

typedef Vector

Quick question: I have the following line in a (pure) *C* code: typedef DTYPE* Vector; As far as I know, Vector datatypes does not exist in C. What am ...

[1 reply] : It's a typedef. That line is defining the name Vector to be an alias t... (by filipe)

by maheshravishankar

Initializing const fields in virtual parent class from constructor in the inherited classes

Hi, I have pure virtual parent class, and from that a few inherited classes. For example class parent{ private: const int num1; const float num2...

[4 replies] Last: Awesome that worked!! Thanks hamsterman, for that solution. For some r... (by maheshravishankar)

by qwesr

Need help with a random number game

Hey, im relatively new in c++ and im trying to code a Random number guessing game. Heres the code- #include <iostream> #include <ctime> // to use the tim...

[7 replies] Last: No problem. Good luck and have fun! :D (by GodPyro)

by Aperture Panda

Help with initialization

I'm trying to create a program that looks through a sentence and counts out the number of individual vowels and the total number of vowels. However, it outputs ...

[2 replies] Last: Thanks for the quick reply, I really appreciate it. (by Aperture Panda)

by pooshi

sprintf Question

I am new with this sprintf function and need some help if possible. //LAST_FILLER_NUMBER, FIRST_FILLER_NUMBER, FILLER_IMAGE_EXT are all globals // This funct...

[3 replies] Last: Thanks for your reply. I will see what I can do. (by pooshi)

by DoTTGaMMa

FillConsoleOutputCharacter Unicode characters

I'm trying to use the FillConsoleOutputCharacter statement in my Visual Studio 2010 ultimate studio using the C++ Win32 system api. My question is, is there...

[4 replies] Last: oh you smart cookie :D Thanks, I got it working now, and yeah you wer... (by DoTTGaMMa)

by parliament718

check this out please

Hi fellow forumers, I seem to be stuck on a vector assignment that I can't quite solve using the documentation on this site (which btw I usually find extremely...

[5 replies] Last: You need to change the * to an & on lines 11 and 28, not just 28 by ... (by LB)

by victor43

How to append a character starting from the end of a file

Does anyone know if its possible to open a file for appending but then I need to be able to replace the last character written to the file with another. How can...

[4 replies] Last: Thanks for all the suggestions I will take a look at the available opt... (by victor43)

by jimmy5023

translating into c++ langagues.

i want to write a function called "greedy" function. Given M = { 0,1,3,2,9; 1,0,1,2,4; 3,1,0,1,3; 2,2,1,0,1; 9,4,3,1,0; } The matrix M represent the d...

[17 replies] Last: You're welcome :) (by GodPyro)

by qwesr

Need help with a random number game

Hey, im relatively new in c++ and im trying to code a Random number guessing game. Heres the code- #include <iostream> #include <ctime> // to use the tim...

[1 reply] : I think you forgot the curly braces after your while around all those ... (by Albatross)

by Makarintosh

(Each undeclared identifier is reported only once for each function it appears in.)

hey everyone, i have a problem compiling this program and i cant see what the problem is. basically i want to resize an array if it gets to its maximum size but...

[3 replies] Last: thanks im using arrays now but have a problem adding elements to it, l... (by Makarintosh)

by haseebsarwar42

plz help me and fast

plz give me solution today the question is You are required to write a program which takes two 3x3 matrix A and B containing 09 elements each and sort all th...

[2 replies] Last: For 3x3 matrix use const int maxRows = 3; const int maxCols = 3; ... (by salmanhassankhan1)

by mark103

Cannot check menu items checked isn't correctly

Hi guys, I need your help, as I have a bit of troubleshoot with the source code. When I clicked on the menuitem1 to set the menuitem1 checked to true, and when...

[5 replies] Last: Because that's I want to check the menu items from form2 event I am no... (by mark103)

by tsheppard

Converting and reading data from winsock2 recv buffer

Hey All, First post, and yes I searched but couldn't find anything that gives some specifics. I've built an app that calls a specific php file on my serve...

[2 replies] Last: Perfect ..... thanks so much, that was a lot easier than I thought it ... (by tsheppard)

by Acr

vector difference non-unique

Good day, My problem is as follows: v1 = 3 3 4 5 10 11 12 16 18 18 v2 = 3 4 5 6 7 8 9 I want the (set) difference of these two vectors (meaning; what is...

[1 reply] : The two vectors are sorted from low to high; if you can rely on this,... (by Moschops)

by qwerty23

How to delete cells value?

Hello, I want to ask, how can I delete a cell value from Datagridview in Windows Forms Application? I'm using Visual Basic 2005.

[1 reply] : Might want to ask in a visual basic forum (by LBEaston)

by Sputnik

Quicksort Code?

This code doesnt make any sense. Especially the check on v <v . Shouldnt that be the other way around? According to this video, the code doesnt correspond... ...

[no replies]

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Beginners - April 2011 (Page 3)