UNIX/Linux Programming - C++ Forum

Reverse Linked List without temp node

Just saw this question on interview questions list.. Anyone has the answer??

[7 replies] Last: > I think OP wanted it done without a temporary node(s). I only see... (by choisum)

Opencv and gtkmm dont seem to get along... why??

Hey guys, so I am currently making a program that needs both gtkmm (for the control pannel) and opencv to function. what i have done is to make two separate thr...

[no replies]

by herbey

shared memory not being freed?

Hi I'm using the shmget to generate a section of meory shared by both client and server. There is something strange happening. When key=X, shmget fails when I...

[2 replies] Last: I decided on SV because it is my understanding that it is the most por... (by herbey)

by snag49ers

Test EOF with lseek and read

Does anyone know how it is possible to use read() and lseek() in a c program to test the end of a file without changing the current position in a file? I thoug...

[2 replies] Last: Zhuge - i agree but I was asked to implement a function using read() a... (by snag49ers)

by Rambetter

C++ forward reference

I have two C++ classes, Foo and Bar. Foo is defined in Foo.h and Foo.cc, and Bar is defined in Bar.h and Bar.cc. Foo is a container for many instances of Ba...

[2 replies] Last: Wow thank you so much! That works perfect! Should have thought of th... (by Rambetter)

by magnificence7

Starting on Linux

Hi, I've made a program which uses the WinAPI for some actions, the only thing I have to do is replace/rewrite that code with code that should work on linux....

[6 replies] Last: @deepeshp, What? The entire point of cygwin is that it emulates the P... (by chrisname)

by deepeshp

setitimer is Failing in cygwin after long time.

I created setitimer in loop for create timer for every interval.After long running that is automaticaly going out of the loop. int timeOutSec ...

[2 replies] Last: thanks for your reply. void StatHelper_i::SignalHandler(int sigNum)... (by deepeshp)

by darragh

gtk+ g++ error: invalid use of member

#include <glib.h> #include <gtk/gtk.h> #include <iostream> using namespace std; #ifndef CONNECT4MENU_H #define CONNECT4MENU_H static gboolean delet...

[no replies]

by minesC

Browser Control

Hello, Despite a long search, I haven't found the answer for linux users. I'd like to write a program that would open a web browser (I know how do to do that...

[1 reply] : Use a text-based browser such as w3m ;-). May I ask, why do you wan... (by attaboy)

by ankithskarat

Cant execute an opencv pgm

hey, I'm new to Linux & i need to get started with programming using Opencv. I've gone thru the tutorials mentioned here - http://www.cs.iit.edu/~agam/cs...

[no replies]

by purefan

Boox.Regex No matching function for regex_match

I was having a hard time getting a sample regex to work, the function I mean. Copying from examples (http://www.boost.org/doc/libs/1_42_0/libs/regex/doc/html/bo...

[2 replies] Last: well the original code is the one from the link I posted, just the exa... (by purefan)

by macla

How to get cpu utilization

Hi, How to get cpu utilization for solaris using c or c++ ? Any API ?

[5 replies] Last: check out http://www.i-scream.org/libstatgrab/ usefull little li... (by enjoydownunder)

by andra

'std::bad_alloc' and graph recursion problem

Hi All, I would like to build a graph of words and be able to traverse on such a graph. I have written the following piece of code to do that: map<string...

[no replies]

by nkumar85

Question on popen

Hello All, Is it possible to use popen for multiple piping. Ex: If I want to achieve "last | sort | wc -l" command using popen, how to do it? Is it pos...

[3 replies] Last: Take a look at the first post of this thread: http://www.gidforums.... (by lloydchristmas759)

by lunar97

Visual 2008 to Cygwin/ Linux Compiler Problem

Hi, My problem is that a program that I compiled and run perfectly well in visual 08 doesn't compile when I am in linux/ cygwin environments. Basically, I k...

[3 replies] Last: Usually, code moved to gcc from msvc that doesn't compile is down to m... (by kbw)

by Rambetter

inline static class methods?

I'm wondering if it's possible to have static class methods that are inline. I read this: http://www.parashift.com/c++-faq-lite/inline-functions.html#faq-...

[3 replies] Last: Thanks guys, your replies make a lot of sense. (by Rambetter)

by purefan

Boost (Regex) Linker problem

Hello all, Ive been searching for a good while now and have an idea of what is happening back stage yet cant find a way to fix it. Trying to use regular e...

[4 replies] Last: Thank you for your suggestions, finally figured it out (I think) he... (by purefan)

by rba

message queue problem

Hellow, i'm want to use a message queue; i found a example here: http://www.cs.cf.ac.uk/Dave/C/node25.html but i have a question. Is it possible to se...

[no replies]

by myoung34

Simple breadth first question

I've got a working Binary Tree class, and a working breadth first traversal (using stl queue), but just need someone to help me implement a level feature. for ...

[1 reply] : please don't double-post. http://www.cplusplus.com/forum/beginner/2112... (by imi)

by hasmik

warning: unused variable(related with assert)

Hi all. I have a large code with asserts like this { bool status = func_call(); assert(status); } and build it with this command: g++ -m...

[2 replies] Last: Thanks a lot. This is a 'beautiful' solution. (by hasmik)

C++

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UNIX/Linux Programming - March 2010