C++

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UNIX/Linux Programming - January 2015

Cannot write across a pipe with pointers to istream and ostream

First some background: // BEGIN BACKGROUND I am running under CentOS 6.5 Linux on a x86_64, and compiling with c++ (GCC) 4.4.7 20120313. I have a couple utili...

Jan 31, 2015 at 4:38am

[1 reply] : Figured this out with the help of Barmar on stackoverflow. It turns o... (by FooJustFoo)

by vanithav

Waiting for multiple events in Unix C++

Hi, I am trying to port my multi threaded windows application to Unix. My requirement is to signal a thread with multiple events. In windows i have used "WaitF...

Jan 30, 2015 at 6:51pm

[3 replies] Last: Use semaphores. #include <thread> #include <iostream> #include <unist... (by Konstantin2)

by manunamdev

RTF Generation using C++ / Linux

Hello, I am looking for generate RTF file using C++ / Unix code. Can someone give me idea whether there is any library available? or someone has sample C++ c...

Jan 28, 2015 at 7:55am

[3 replies] Last: That wikipedia article mentions "Libraries and converters". (by keskiverto)

by ashlclm

need help with project

I'm getting a few errors. i'm going to copy my code here (errors first, and then the contents of each file). I have tried several times to rid certain errors an...

Jan 26, 2015 at 12:48pm

[2 replies] Last: Don't #include "stats.cpp" , just link the file. http://www.cplusplus... (by ne555)

by Tili

Ubuntu terminal. Help!

hello there guys, 1) cd ~ && mkdir Ergasies && mkdir Askiseis && mkdir Other && mkdir Other/video && mkdir other/pictures && ls && ls other 2) cat > cours...

Jan 23, 2015 at 12:01pm

[6 replies] Last: Thanks for the link. (by AssignmentExpert)

by Lee125

What the best way to learn linux?

Helloy guys. can you suggest me how to learn linux programming since I didnt have any basic. i just know a few of command. I'm very interested since I h...

Jan 23, 2015 at 7:20am

[13 replies] Last: Yes, I uderstood. Here to talk about system calls of Linux. It is a ve... (by Observer)

by retroCheck

grep expression

I am having trouble trying to find an expression that will match a word that starts with "b" ends with "t" and contains "o". The following expression grabs some...

Jan 21, 2015 at 9:43am

[13 replies] Last: He was using both single and double quotes. One prevents variable subs... (by keskiverto)

by Lauke

How to deal with user prompt/command line/input file

Hi Guys, I've a problem... I'm developing a software tool which can be started in the following way... 1. ./myProgram 2. ./myProgram -op1 arg1 -op2 ar...

Jan 20, 2015 at 9:52pm

[4 replies] Last: Because what i need is to initialize an object in one of the way... I'... (by Lauke)

by NotName

Compile Error

Hi Guys, I try to compile one archive " GameServer " and when y try with the command: g++ GameServer.cpp -o GameServer_d I recive this error: ht...

Jan 19, 2015 at 1:47am

[1 reply] : ¿what is LC_LOCAL_CODE? (by ne555)

by tyty

OpenGL compile error

Hello All. I am having a compile error with openGL. I have not been able to figure it out for a few days now. I'm compiling through terminal commands. ...

Jan 16, 2015 at 11:33pm

[6 replies] Last: Qt will not help the situation (and it probably was already solved). (by Avilius)

by rw3iss

Trying to link mysqld to program, but getting errors

Hi! I'm trying to create a small library that I want to include in other projects. The library is dependent upon SOCI, and subsequently mysql. I actually co...

Jan 16, 2015 at 6:01am

[1 reply] : Looks like you need to link libcrypto Also, you shouldn't (need to) ... (by codewalker)

by lintlicker1001

Infinite loop issue

Hi there, I seem to be having a problem with an infinite loop in my program. My loop is supposed to ask for user input, but for some reason cin is not being rec...

Jan 16, 2015 at 5:55am

[1 reply] : You are asking fin to ignore 1000 characters read http://www.cpluspl... (by codewalker)

by oleg9419

Difference between $() and ``

Hello, Are these 2 different ? content=`cat file` content=$(cat file) when I echo them out , I receive the same result , but does shell handle them the sa...

Jan 14, 2015 at 4:38pm

[6 replies] Last: http://www.gnu.org/software/bash/manual/bashref.html#Command-Substitut... (by keskiverto)

by newbieg

Free community writing

Hey all linux users, this is a shout-out to the free-software community. I'm asking you to share your knowledge of all things c++ programming related. Specif...

Jan 12, 2015 at 7:03pm

[no replies]

by guidattoli

Armadillo library error

Hello, I'm having some problems using Armadillo library.. I installed armadillo, lapack and blas by apt-get apt-get install libblas-dev apt-get install libl...

Jan 12, 2015 at 2:00pm

[1 reply] : You need to add the libraries to your second line, where you are linki... (by koothkeeper)

by newbieg

Gtk+ good content sites?

I'm now looking into using GTK+-3.0, and I've found it very easy to use in comparison to windows API, which to be fair, it should be since Win API is raw conten...

Jan 11, 2015 at 9:41pm

[1 reply] : http://www.gtk.org/documentation.php http://zetcode.com/tutorials/gt... (by suroh)

by spskhokhar

MAPI client library

hi, looking for client side library in order to fetch, read and delete mail on MS-Exchange Server 2010 using MAPI protocol.

Jan 10, 2015 at 9:33am

[no replies]

by LonelyCoder

Using C++ for System Administration tasks

When a system administrator (especially someone managing Linux-based systems) needs to do things repeatedly, it is common sense that he will write bash-scripts ...

Jan 9, 2015 at 1:41pm

[1 reply] : So you know about scripting languages, and from reason you prefer a co... (by tipaye)

by hellcoder

problem in using fork

Hello everyone! I just started to learn Linux programming,My doubt may seem very silly to you,but i am really very confused,so help me to get through this- he...

Jan 8, 2015 at 10:30am

[2 replies] Last: thank you very much! Now this is clear, I gone through whole documenta... (by hellcoder)

by popa6200

program corruption

I am making a game, I am using vectors to store npc data. I run my program in a way that it gets a segmetation fault, but instead I get this (https://drive.goog...

Jan 7, 2015 at 8:42pm

[9 replies] Last: Line 12 calls npc.initialize(10); which calls X.resize(npcs); to r... (by dhayden)

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