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UNIX/Linux Programming

by admin
Welcome to this board!
Welcome to the forum for UNIX and Linux programmers in C++.com! In this forum, users can to talk ab...
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extremely upbeat about
Adds guitarist this demonstrates what a touch of snow has the capacity as well as truly causes I f...
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An example of waitpid()
I want to modify this program using waitpid() only to output 121 #include <iostream> #include ...
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Error with Vector of Vectors of Custom struct
static struct Color //line 31 { double x, y, z; std::string hex; }; static std::vect...
[5 replies] Last: I was using it as a single vector, not a vector of vectors. Sorry. Tha... (by toad1359)
by mogha
In one of make file from my project i encounter below LDFLAGS LDFLAGS += --hash-style=sysv Cou...
[2 replies] Last: Idea is to build the application of CentOS Linux release 7.0.1406 (Co... (by mogha)
Why close other end of pipe?
Why a process should close the other end of the pipe that it doesn’t use ?
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by ugiwgh
memcpy poblem
Is there any diffent between memcpy(dest,src,srcsize) and memcpy(dest,getdata(),datasize)? Any help...
[3 replies] Last: I'm going to guess that `getdata()' is returning the memory address of... (by ne555)
How to make the gotoxy function??
Hi everybody. I am trying to program ascii games in the console, such as the snake, or the tron, and...
[1 reply] : I do recommend that you do look at ncurses first: http://en.wikipedi... (by keskiverto)
Hey im new learning sockets in linux
Hello would someone be able to give me the source for a server and client. Not to copy and paste, B...
[2 replies] Last: No this is good thank you learning alot from it thanks again. (by Cylarnet)
Running Opencv sample in linux terminal
I want to run select3dobject.cpp from opencv samples in ubuntu 12.04 virtual machine terminal .I suc...
[3 replies] Last: The program will generate a lot of images, the output_prefix refers to... (by ne555)
FOrk and processes, how does it work
Hi. I do know the concept of process, but I do not know how it relates with fork(); Suppose I ...
[5 replies] Last: thanks (by csstudent123)
by mogha
Data Shared Memory
Hi, I have data shared memory which i am using as lookup space.I have key and its associated data...
[3 replies] Last: You have to post something: Perhaps a small snippet of code could suff... (by koothkeeper)
Comparing a double with another calculated double fails on 32Bit Linux only
Hi, Why does the following two "if"-statements result in two different behaviors (on Linux 32Bit ...
[2 replies] Last: Thank you for your answer. It is clear that i can't expect same resul... (by sneakfun)
by mogha
Hi All, I am looking for the code/logic to extract TCP timestamp. (a) Sender timestamp (b) Rep...
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Help! Need to design and implement a basic shell
Hi guys. Please any input from you will be very helpful. I am trying to design a shell with the foll...
[2 replies] Last: thanks, will search, if any prob I come back (by csstudent123)
by oseri
GDB setting a breakpoint in a strange file
I'm learning GDB, and trying to step through my singleton program. Now, I would expect that break ...
[1 reply] : You are probably being bitten by compiler optimization -- add -O0 (tha... (by koothkeeper)
Help with regular expressions
Help with regular expressions I do not speak English'm using a translator I am trying to extra...
[1 reply] : #include <stdio.h> #include <iostream> #include <regex> #include <str... (by ne555)
Difficulty with classes and pointers
I want to make an histogram of a particle that isn't defined in the classes files. Here is my code:...
[5 replies] Last: bool user_1::Execute(SampleFormat& sample, const EventFormat& event) ... (by ne555)
by dezire
Combining Multiple Behaviors- Robotics
hi .. i ham working on Player/stage project and i need to compile multiple behaviors . I have to ma...
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Shared library on OS X (rpath issue?)
I'm learning about shared libraries in C++ but I'm struggling to run a program when the shared libra...
[1 reply] : Well I think I figured this out, and I believe it's an OS X thing. If ... (by jamesa917)
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  Archived months: [mar2015]