General C++ Programming - C++ Forum

by ikan

Reducing the time complexity

I have a very simple program the time complexity of the function that I used in this program is O(mn...

[5 replies] Last: Thank you all :)))))))))) (by ikan)

by Dipasha

please help

can u please find error in the program........it runs upto enter month and continues without stoppin...

[3 replies] Last: Line 1: Correct header for modern compilers is <iostream>, not <iostre... (by AbstractionAnon)

by JohnDBCT

Binary and String File Protection

Hello, I am using private copy constructors to protect my string and binary files. I am wonderin...

[no replies]

by Gamytr

Double, int and float. See the differences.

I don't know where I made the mistake #include <iostream> using namespace std; int main() { in...

[4 replies] Last: Thank you :)) (by Gamytr)

by nines

Needed explanation

Hi, I need help with this code : 1. # include <iostream> 2. # include <cctype> 3. using name...

[3 replies] Last: myesolar & lsk thanks for the tips I will google it and find out (: (by nines)

by chopper123

explaining of codes

can someone explain the function below to me void readFile() { ifstream read("bs.txt"); ofs...

[3 replies] Last: The code seems to do "silly" things and might not even work properly. ... (by keskiverto)

by TheBeardedQuack

How to know if a variable has been accessed

I wondered if anyone knew how to tell whether a variable has been accessed in memory, no matter what...

[4 replies] Last: The variable isn't encapsulated, it's just a standard C++ primitive va... (by TheBeardedQuack)

by bairsh

large array of objects isnt freed

Hello, strange behaviour have seen with large array of objects in the following code. If class inte...

[5 replies] Last: Thanks for the clarification. I'm not able to test the 4.1Gb version a... (by Chervil)

by Ysharma

Dangling Pointer Memory

I appear to be having difficulty freeing memory and I think that it may be causing leaks, I could us...

[5 replies] Last: No need to use new for those temp objects, and with the exception of... (by duky)

by alexvein

Is the expression with multiple '<<' full?

Hello to everyone. I need to implement simple wrapper for logging function log(const char *). S...

[2 replies] Last: Thx (by alexvein)

by memberfunction

C++ 2D game library

Can you recommend me a 2D game library ( NOT a game engine ) that is similar to Apple's SpriteKit, b...

[5 replies] Last: Thank you very much! I built SFML from sources and added the SFML incl... (by memberfunction)

by chopper123

explaining of codes 2

and this function too void writeFile() { ofstream fout("tmp.txt");//opening file"bs.txt" for ...

[no replies]

by aabbas27

c++ vectors struct dilemma

i want to know what the struct is being used for if everything is being stored in the tmp variable...

[no replies]

by NZheadshot

Random function better than rand()?

So I need my program to very rapidly spit out random numbers. Now I don't remember where I read this...

[17 replies] Last: @cire: if i use a function attribute, that isnt guaranteed to be port... (by cire)

by hooshdar3

The progran flashes

Hi. Why is it that the program doesn't stop for me to see the output? Here is my code: // accessin...

[1 reply] : http://www.cplusplus.com/forum/beginner/1988/ (by helios)

by christellemecca

Struct: Help with my grade function please

My code has no errors. I'm just having problems with getting the grades of the file sorted. grades i...

[2 replies] Last: BTW, you press 'g' but check for FirstName ! if (student .name.firs... (by lsk)

by ammar9493

Please help

I have this program, this is giving junk/garbage values in output: Statement: take input from user ...

[1 reply] : @ammar9493 You have a few problems with your program, and it's not do... (by whitenite1)

by cjust689

Using vectors vs arrays.

So I'm new to C++ and am trying to understand inheritance. Specifically in my cod below i'm looking...

[12 replies] Last: I had to start over since I believe I made far too many mistakes. In ... (by cjust689)

by ScriptKiddy123

Help with audio

Since im bored and don't have anything better to do, I was wondering how do I play a simple mp3 thro...

[6 replies] Last: So you can hook audio? that's AWESOME and exactly what I was looking f... (by ScriptKiddy123)

by CantSayIHave

Trouble with player jumping on 2D Gravity based map

So, I've recently been working on a side-view, 2D game using a 2D array for a map. So far, world gen...

[no replies]

General C++ Programming - July 2014 (Page 9)

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