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Beginners - June 2014 (Page 8)

I wrote a post on a similar topic yesterday about my destructor for my Huffman tree class program. I have since isolated an issue with how my tree is being bui...

[1 reply] : At line 1, nodes is a list of Btrees. one = &nodes.front(); nodes... (by dhayden)

by Befall

Back to C++, need input on how to structure stuff

Hey all, After a few years of not working with it much, I'm getting back into it, mainly for a few possible job prospects. The part I'm having difficulty rem...

[2 replies] Last: Putting the definition (the code) of a method inside the class makes t... (by dhayden)

by Ganado

Create a file, read from it, then write to it

Hi, I'm learning some stuff about file streams. What is the best way to create a file (if it doesn't exist), then read from it, then write to it? Doing fstrea...

[4 replies] Last: For a config file, that would always clear the file before trying to r... (by Ganado)

by lexie21

Want to buy something else? Yes/No

I need a loop for this, but i don't know how to put it. #include <iostream> #include <fstream> #include <string> using namespace std; int main() { ...

[5 replies] Last: Okay, in that case then, if you want to enter another product name we ... (by Kevin2341)

by wavebulb

Parsing a large number into individual ints

I have a text file with a large number and I want to store each individual digit in a vector. for example, with file "file.txt" 123456789 I tried t...

[5 replies] Last: I would tackle this program by simply reading the input in as a string... (by Kevin2341)

by closed account EwCjE3v7

Classes. Friends errors

For some reason I am getting the following errors when compileing, even when I have the friend declaration added: ./ST.h:21:8: error: use of undeclared iden...

[2 replies] Last: OH, waw really stupid error. Thank you. I just took a brake from c++ s... (by closed account EwCjE3v7)

by IReallyDontKnow

Binary search tree with iterator in C++

Hi, could someone please provide me a code of binary search tree template with implemented iterator for tree traversal from the smallest node to the largest? So...

[no replies]

by DEnumber50

stream problem

In this code when the user presses 1 they are prompted to enter a name for a file, after they enter it; it is saved. The program then tells them to use option ...

[5 replies] Last: Perhaps you really wanted a loop something like this: #include <iostr... (by Chervil)

by Jmromeroes

Program being stopped while reading information

Program being stopped while reading information Hello, I'm kind of new in C++ programming. I'm trying to create a circular linked list with information the u...

[2 replies] Last: Oh man, thank you so much for that awesome reply! You answered even th... (by Jmromeroes)

by venros

C++ GUI - QT - Expectations

Hi guys, Im learning QT atm, and was wondering how realistic is it that I will be using this at work? or something similar at that matter. A friend of mine t...

[3 replies] Last: Guess Imma stick it out and learn it, its really easy to use and Im qu... (by venros)

by PROGR4MM3R

Forward Declaration vs Function Prototype

Hello, I am wondering what is the key difference between these two terms listed in the title.

[2 replies] Last: okay thank you (by PROGR4MM3R)

by zaehtesham17

Sorting Names Alphabetically

I've been assigned to write the following function: void sort(vector<string>&, char); – Sorts the vector of names in either ascending(alphabetical) order,...

[2 replies] Last: Another way to do it, is use a sort algorithm that compares the two st... (by IWishIKnew)

by lexie21

Search in file

Hi, I am wondering how to search through a text file for one specific word and display what is after it. For example, search for the word Rice: and display just...

[6 replies] Last: ...And also is not compatible with yours file format. So for the sake... (by MiiNiPaa)

by Auroch

Code Explanation

Hello, I have the following working code. It creates a text file with words and count the number of occurencies of identical words. The function "countWords" co...

[3 replies] Last: In line 14. (by keskiverto)

by jynx678

File reading problem

I'm trying to get this program to read from a file, populate a string array and capitalize all data. I keep getting errors that say "no matching function for c...

[2 replies] Last: I'm not sure I understand. The for loop on line 33 is supposed to mov... (by jynx678)

by Bubiche

Avoiding memory leaking when implementing a binary search tree

So I have a binary search tree with something like this #include <iostream> #include <string> using namespace std; struct Data { string key; i...

[3 replies] Last: Thanks, you guys are the best (by Bubiche)

by maher123

PLZ HELP ME SOME WITH THIS PROJECT SOON

Instructions Please read the following instructions (related project code) carefully: You'll be expected to observe good programming standards. • Project c...

[1 reply] : You need to at least try something for yourself and then perhaps ask m... (by mutexe)

by newbieme

Passing a 2D Array by ref

I am trying to pass a 2d array to a function by reference and for some reason it is not giving me a correct output (step 3 in the code below). I am super new to...

[8 replies] Last: That Worked :D :D Thank you Thank you ! (by newbieme)

by h4ever

Error no appropriate default constructor available (1,2)

In constructor of MyGlobalClass I try to pass instance of the class MyGlobalClass MyGlobalClass::MyGlobalClass(int argc, char* argv ) { CLParser * CLPar...

[24 replies] Last: This information does not help because it cannot work. The design is ... (by keskiverto)

by Attila009

constant number size (double output)

How can I define a constant width of double numbers in an output file? I use setprecision and scientific, but when there is a negative number the minus sign nee...

[4 replies] Last: Actually I recommend you to use setw() instead of outputting several s... (by MiiNiPaa)

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