General C++ Programming - C++ Forum

by eeh

Assume code like: int* x = new x ; delete x; The delete operator doesn't take in the size of the array to delete! Where is the size of the new'd...

[1 reply] : short answer: Don't worry about it. It's magic. longer answer: E... (by Disch)

by eaon21

Machine Problem

I need an idea please. We were required to make a program using c++ that will help us in our future jobs as Computer Engineers. I guess thinking of an idea is m...

[2 replies] Last: How about a virtual machine? (by helios)

by strafford

How do I add threading to socket program?

Hi I am 'trying' to get my head around multi-threaded programs. I have a working program (single thread) that uses a socket to listen on a particular port an...

[5 replies] Last: Here is what I would like to do - let me know if my logic is incorrect... (by strafford)

by jut

Inheriting specialised templates

I have a problem with the portability of inherited template specialisation syntax (GCC and MS VS C++) The following short example compiles and runs, and th...

[4 replies] Last: Thank you Dunoas and gestguikas. You have been very helpful. (by jut)

by infineonintern

triggering another program to run using serial port

hello, is it possible that when i run a program on computer A, it will trigger the serial port of computer B so that another program in computer B will run? The...

[1 reply] : I'm pretty sure you'd need a program on computer B listening on the se... (by helios)

by rachitagrawal

Cyclic Dependency

I have two class files which have object for each. But when I include them, it gives me error. Can someone tell me how to solve this issue. HeapNode.h: #inc...

[2 replies] Last: In your special case above, don't use #include at all. Use helios' ... (by kfmfe04)

by xiikryssiix

Round off errors

i am in beg c++ and my instructor is asking me to find "some other combination that also does not work! Your loop should prove something similar for values othe...

[2 replies] Last: hey thank you. the website really helped me out. =) (by xiikryssiix)

by shadowayex

Xerces and Dev-Cpp

I want to use C++ to read and edit XML files. I've heard of XML libraries and one in particular stands out, Xerces. The only problem is I'm pretty much a n00b a...

[1 reply] : You just need to OPEN the file, then read data from it. This is un-... (by fetag)

by Afelheimer

html and c++

Hello, I have a text document(ini file). I want to data from the text document to a table in a html document using c++ only, not java script. It's a http clie...

[5 replies] Last: You can have serverside c++ applications? (by smilodon)

by dmoore210

separate macro and define's

I am looking at some source code for a project and before some (not all) of the functions there is a #SEPARATE What is this used for? What is the functional...

[3 replies] Last: #use is not standard. int32 is also not standard, so I don't unders... (by helios)

by n4nature

Making a class non-inheritable

How do I make a class non-inheritable in C++? I know that this can be easily achieved in Java using the keyword "final". How can I achieve this in C++ (other th...

[13 replies] Last: Hey, I just stumbled across this again in the C++ FAQ-Lite http://w... (by Duthomhas)

by skeptic

Pointers Question

Ok, so I have an interesting situation that I would like some other peoples input on. Here is a brief explanation. I am reading in a char array (all illegibl...

[4 replies] Last: Both. So I have a file of data. A lot of data. The data itself (not... (by skeptic)

by n4nature

function objects

Is there a difference between function objects, functors and function pointers or are they same?

[4 replies] Last: Thanks Duoas and Bazzy once again. I appreciate your help. (by n4nature)

by fla1257

function without a return statement

I have found the following code in a book #include <iostream> #include <string> using namespace std; class User { string name; int age; pu...

[3 replies] Last: I don't think there is a specified behavior, but I'm not going to read... (by Duthomhas)

by AmitCPP

c++ Application crashes at map :: insert function

Hi All, My cpp application runs fine on solaris & hp-ux but crashes on Linux.The application is crashing at insert() function of a map. The map variable is t...

[2 replies] Last: TMap.cpp is the sample pgm which gives the same logic used in my cpp a... (by AmitCPP)

by uzipaz

Error spawning cl.exe

Hey Everyone, I am using microsoft visual c++ 2006 version.. fews days ago when i build a DOS program, in the output bar.. the program was stuck saying compilin...

[no replies]

by sdmahapatra

Problem with Inheritance in c++

I have a function under Base class and at the definition tine of this base class function I need to call another function which is define under the Derived clas...

[1 reply] : You have to declare F as a (pure) virtual function in Base. clas... (by jsmith)

by binarysolo

Creating 2 output files from the data of one input file

Hi, I have a file with some car information in it. We'll call it cars.dat. I'd like to be able to use the input from that file to create 2 other files called...

[2 replies] Last: Awesome!! Got it. Thanks! :) (by binarysolo)

by steinzfan

File stream I/O specifics...

So in my program I have a text file that stores data as follows: Grant Chase 45.98 Checking Harry Truman 337.05 Savings etc... How exactly do I ...

[1 reply] : In this thread a similar problem was exposed: http://www.cplusplus.com... (by Bazzy)

by ghiyasimehr

Where winsock2.h in linux?

I use SUSE 11.1 . I have a C++ program that is write for windows but i want to run this on linux. It is not a big program with many lines, but in it, is u...

[1 reply] : Linux doesn't have winsock2.h, or winsock at all for that matter. It's... (by firedraco)

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General C++ Programming - July 2009 (Page 6)