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General C++ Programming - May 2012 (Page 27)

Hey guys, i need an Accessor for my matrix(vector of vectors) and i think i need to use reference, but i don´t know how to do it. exemple: class Matri...

[no replies]

by Nino Tsankashvili

encryption

I need to read text from a file character by character process it and put it into a file. It doesn't show any errors or warnings but still doesn't work. Any ide...

[4 replies] Last: thanks for replying you guys, I'm not familiar with absolute path (you... (by Nino Tsankashvili)

by palli90

capture prompt output

Hi all, i am writing a simple program but i have a little problem. I must lanch a simple system("..."); example system("dir"); Automatic prompt ...

[6 replies] Last: Ok, my stupid mistake... i can't use "printf" to string but "cout"...... (by palli90)

by Invader2010

c++ game developement project. (1,2)

my teacher told me i need to make a mario type of game on c++ but i dont have any knowledge about makeing a game in c++ past textbased games. any help? note: i...

[27 replies] Last: @BHXSpecter - It really depends on the syllabus. A fair few games com... (by MrHutch)

by menewbie

Reading file's columns into array

Hi Guys! i'm reading file which has some number of columns each line has different number of columns and they are numerical values of different length, and i h...

[2 replies] Last: Hi... here is the solution if anyone else need it for (int i=0; i<... (by menewbie)

by closed account 4w7X92yv

clear buffer

Hello I got this program that recieves data strings from a COM port (getNewPacket). The main program checks if the first 2 bits of the string at "10" if they a...

[5 replies] Last: How can i do this? Would you like to do that for me plz? Thanks (by closed account 4w7X92yv)

by harm89

Parse exceptional structure to array

For a schoolproject, I want to parse a sentence and process it's properties. This is an example of the input I get in my program (string): root(ROOT-0, bring...

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by The Encapsulator

Input stream behaviour

Why is it that while using "cin" when we input a character into an integer value, the program malfunctions and executes all the statements, overwriting various ...

[5 replies] Last: > I am not satisfied with the thing you pointed out. > Why doesn't i... (by JLBorges)

by Calender Man

Psuedo 3D Road?

Hey, I'm trying to figure out how to make a pseudo 3d road effect. I've read this http://www.gorenfeld.net/lou/pseudo/ which explains it quite well but I'm stil...

[1 reply] : I don't know how to help you there but I must thank you for pointing t... (by MrHutch)

by Cole001

C++ Help

Hello, I got inspired today to learn a programing language. I want to learn C++ but I am sitting here with no clue on earth on where to start. Can anyone...

[1 reply] : You have already solved the most important programing part by choosing... (by codekiddy)

by Mantrid

Searching for Matlab-like functions with optimal performance. Suggestions?

Hi everyone, I need to transfer a Matlab program (which is quite big) to C/C++ because it is not fast enaugh in Matlab. However, I was shocked when I fou...

[1 reply] : You may want to have a look at: Boost::uBLAS http://www.boost.org/doc... (by JLBorges)

by dzimme2

Bank Teller Program - Linear Search Error

I am to write an interactive program in which the user is prompted to create a bank account and able to make transactions to such account. Some requirements are...

[7 replies] Last: No...you may need to review how arrays work. (by rollie)

by schudome13

nested vectors & connected components of a graph

So i am trying to count the connected components in a graph that is represented by a vector of strings, such as: ============ =====####=== =====#==##== ###==#=...

[2 replies] Last: I suppose that you compiling with debug info. You are accessing out o... (by ne555)

by giannhssdra

parallel programming

Hello I would like to start dealing with parallel programming. I saw that MPI is used for multi-computer programming and openMp is for single-computer mult...

[1 reply] : Here is one on MSDN http://msdn.microsoft.com/en-us/library/tt15eb9t(... (by codekiddy)

by Cyu

Reading File into a vector

Hi, So I've been trying to read a txt file into a vector. But I can't get it work. The program will start up but then just freeze. Can anyone tell me whats w...

[1 reply] : At the beginning the vector itemID has the size 0 hence trying to read... (by coder777)

by fstigre

understanding inheritance

Hi, I currently practicing inheritance and I would like to understand how it works because is not working as expected. What I have is two classes, Animal and ...

[10 replies] Last: To answer my question, whichever class is included first it's the pa... (by hanst99)

by Rajkarthick

Structure reference

Is it possible to store structure reference in map ?

[1 reply] : http://en.cppreference.com/w/cpp/io/c/fprintf goooooooogle. (by cire)

by closed account 4ET0pfjN

pointers in 2D array

Hi, is this one way to 'reset' a 2D array via pointers: for (p = &a ; p < &a ; p++) (*p) = 0; this is directly from a C book, but what's i, I think it's a...

[1 reply] : The seems like a typo for a 1D array, but for a 2D array you would n... (by rollie)

by tomatopotato

help me to sort this out..

Consider a 5-by-5 array of characters. Write a C++ program to accomplish each of the following operations: a. Declare the above array. b. Read the array. c...

[1 reply] : //declares the array int MyArray ; //prints the array for(int i... (by oonej)

by dnlbarahona

Having problem with display function (by arrays and menu-driven)

I have a general question concerning the project I am working with. So I am having a hard time displaying my text file within my sorting function, that comes at...

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