C++ is a general-purpose programming language.

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4
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2answers
329 views

How to detect events like lock/unlock screen, enter/return suspend and monitor power off

I am wondering if there is any way to detect system wide events under linux such as: user un/locked session user logs in/out machine sent to suspend screensaver goes on and the monitor switches off ...
1
vote
1answer
247 views

c++ Programme compiled successfully but unable to run

I compiled the program using gpp it was done successfully but when I tried to run the program I got these errors:- I have included using namespace std; in 3'rd line harish@harish-Lenovo-G580:~$ gpp ...
-3
votes
3answers
353 views

C++ Passing by Reference Programming [closed]

Write a C++ program that incorporates two user-defined functions using parameter passing and performs addition and subtraction of two numbers. Both the input and output are carried in the main ...
2
votes
0answers
985 views

Problems installing gcc for cross compiling for ARM

I've been trying to install the gcc-arm-linux-fnueabi package, and I've done it a few times by a few different methods but I always seem to be missing the c++ folder in the includes directory. To ...
2
votes
1answer
186 views

Which package to install to use C/C++ compiler with Eclipse

I want to develop C/C++ applications using Eclipse: should I install using sudo apt-get install build-essential or sudo apt-get install gcc
0
votes
1answer
175 views

how to change directory to a local drive ..in terminal?

i am a new Linux Ubuntu user. I want to save my c++ programs in a local drive. I know how to change directory and mkdir in terminal but i don't know how to switch local drives.
-1
votes
1answer
325 views

List containing functions used in C/C++ for Ubuntu's GCC/CC? [closed]

I'm new to programming. What I want is to know as much about programming as I possibly can, and start off with what people say is a good start: programming with C. I have this PDF called "Teach ...
-1
votes
1answer
188 views

Ubuntu terminal commands and usage [closed]

I just got Ubuntu 12.04 yesterday and would like to learn how to use the terminal. The reason why is because I'm a developer and I'm trying to get any applications I develop supported on linux. From ...
0
votes
1answer
467 views

finding amount of memory usage of a command in bash

I wrote a program and now I need to measure it's performance so I use time to find timings but is there any command like time that I could run my program under it and have the amount of memory used by ...
-1
votes
2answers
298 views

compiling a c++ program

I tried to compile a cpp program through the terminal on 13.04 but got this message: npg@NPG-ideaPad-S210:~$ gcc -o comp-LCG.cpp The program 'gcc' can be found in the following packages: * gcc * ...
0
votes
2answers
187 views

PASCAL/FORTRAN/C++ compilers

I am retired and having some time on my hands, got out my old DATA STRUCTURES textbooks from the 80s. I got to thinking how much I would like to revive my skills in PASCAL/C++ and use the techniques ...
1
vote
0answers
344 views

A right path to CPP SDK for using it in IntelliJ Idea's cpp-project

I can't find the right path to CPP SDK which is required by IntelliJ Idea, IDE I want to use for development a C++ project. Could someone show me the right place? screenshot here ...
1
vote
1answer
52 views

C++ programs do not get focus when started from launcher in Xubuntu 3.10

My c++ programs run fine in a terminal on Xubuntu 3.10. But when they are started from a launcher, then they do not have the focus. The focus remains with the desktop. These programs use the ...
0
votes
1answer
729 views

Installing libmysql on Ubuntu Server 12.04

I really need help installing the dependency of this, which is libmysql (here) I really have no idea how to install it. The author requires me to put it in a specific directory, but I have had no ...
0
votes
1answer
2k views

How to correctly install libstdc++.so

It seems that no matter how I try, I am unable to install libstdc++.so. My guess is that this is supposed to be a symlink to libstdc++.so.VERSION or something. BUT, no package seems to be ...
0
votes
1answer
105 views

Where are the compiled SDL libraries?

I compiled the SDL 2 libraries as described here What is the general procedure to install development libraries in Ubuntu? What I would like to know, is where are these libraries actually located ...
6
votes
1answer
2k views

Setting up GDB pretty printing in Ubuntu 13.10

I tried to set up GDB pretty printing (for easier work with standard containers) according to this anwer. Instead of using python pretty printers code from svn I used the ones that ship with ubuntu. ...
3
votes
3answers
679 views

Unistall Eclipse installed in /opt

I need Java Eclipse, but accidentally installed the C++ one using the steps from here Installing Eclipse Kepler and Java JDK How do I actually remove the C++ one completely? I tried just removing the ...
1
vote
2answers
5k views

G++ compilation error “cc1plus” not found

I think I accidentally deleted a couple files from my machine, and now G++ won't compile. I tried to apt-get remove it then apt-get install it to see if it would fix it, but it didn't work. Now I have ...
1
vote
2answers
236 views

Setting a hotkey for connecting and disconnecting a network connection in KDE environment

Is there a way to set a hotkey for toggling connection through a network cable: Also if I have a command in command-line that can do this or a piece of C++ code that does this I can set a hotkey ...
0
votes
1answer
6k views

g++ (4.6.1) does not recognize -std=c++11 [closed]

I'm trying to compiling a program (via Make) using g++ 4.6.1 with flag -std=c++11. It's giving me: cc1plus: error: unrecognized command line option ‘-std=c++11’ This is running on Ubuntu 11.04 ...
1
vote
0answers
272 views

How to build and run Concorde and Traveling Salesman Problem? [closed]

I need to use a library that is called Concorde to solve a well known problem called Traveling Salesman Problem. This library is available here I've downloaded and compiled it resulting in two main ...
0
votes
1answer
8k views

which is the best c++ IDE for ubuntu? [duplicate]

Is there a c++ Integrated Development Environment(IDE) for Ubuntu. I want a IDE similar to turbo c++ in windows.
1
vote
1answer
1k views

How do I use the GTK+ development libraries in Ubuntu?

I've been programming for about a year and a half on Windows and I've just started getting used to the way things work on that platform, but now I'm interested in development on Linux and I've been ...
10
votes
1answer
413 views

Howto create a new C++ based Ubuntu touch project in Ubuntu SDK?

There is no option to start a C++ and QML based project in Ubuntu SDK. It only offers to create a QML project with no C++ codes. If I try to add C++ classes to the QML project, I get this error: ...
0
votes
3answers
3k views

how to play audio file using c++ in linux

I am coding this c++ program .I want to play audio clip, format dosen't matter , its just I wrote hello word the most basic program of any language but the thing is instead of showing hello world on ...
4
votes
0answers
743 views

clang++ (version 3.3) lacks headers

This seems odd. Take a simple C++ program #include <cmath> #include <iostream> int main(void) { std::cout << "Square root of 9 is " << sqrt(9) << std::endl; } ...
1
vote
1answer
585 views

Is it possible to let gcc 4.7 and gcc 4.8 co-exist in Ubuntu 13.10

I have some development work, it seems that GCC 4.8 will not work well with other development tools, so I may have to stick with GCC 4.7, but I am not sure if this is allowed in Ubuntu 13.10(64bit). ...
0
votes
1answer
95 views

920828 - how to open and build a VS2010 solution in precise?

Is it possible to open a VS2010 solution in an IDE environment and build it and get the same output in ubuntu? I mean pressing F5 runs the program (maybe via Wine) in the same way? I don't mean .Net ...
1
vote
3answers
204 views

Why am I getting these undefined errors when I compile a C++ program in terminal?

I have a C++ program that compiles and runs perfectly in Code Blocks. However when I try to compile it from the terminal using: gcc -g main.cpp -o Main I get a lot of undefined references: And ...
0
votes
2answers
55 views

Application development in Ubuntu using C++

I want to write applications for Ubuntu. I do not know much about programming, but I want develop for Ubuntu. I am trying to learn C++ right now. What do you think is the best way to develop apps for ...
0
votes
1answer
428 views

Why isn't the cppconn folder in /usr/include?

I am new to C++. I am trying to make a MySQL connection. I found that it requires mysql-connector. I installed boost-dev-all . I have put my mysql-connector in local directory ~/bin. I have ...
0
votes
1answer
146 views

Unable to compile programs in Ubuntu with Geany

I'm having trouble compiling a simple C++ program in Geany. The result is same even if i just use terminal(not using Geany).
4
votes
0answers
410 views

QtCreator creates unwanted windows [closed]

This issue occurs on raring with the build "qtcreator 2.8.1-0ubuntu1~raring1~test1", the latest from the software center. It works fine in general, but if you click on "Welcome" and than on "Develop", ...
3
votes
1answer
8k views

Error : Cannot run C compiled programs. if you meant to cross compile use --host' Ubuntu

I'm completely new to Ubuntu I downloaded and unpacked a tar.gz package, after extraction, it is said in its documentation : "type ./configure --disable-gts" But when I run this command alone it ...
0
votes
1answer
375 views

log4cxx/logger.h or libcql/cql.hpp fatal error while doing make -j4

I am running make -j4 and I am getting below exception... userName@phx5qa01c-4e23:~/build$ make -j4 [ 1%] [ 2%] Building CXX object nda/common/loadtest/CMakeFiles/loadtester.dir/LoadTester.cc.o ...
3
votes
3answers
20k views

How to install latest cmake version in Linux/Ubuntu from command line?

I am trying to install latest cmake in my linux box and I am always getting the below exception - userName@phx5qa01c-4e23:~/build$ wget http://www.cmake.org/files/v2.8/cmake-2.8.11.tar.gz ...
0
votes
1answer
537 views

Gtk: Webkit WebView C++ (can't load url + awkward terminal output)

I am trying to include a webkit webview within my c++ application. My project uses Glade ui, and I embedded webview into a scrolled window. What I do not understand at all is this awkward output + ...
0
votes
1answer
336 views

Make a c++ project in eclipse

I installed eclipse, jdk ,gcc and g++. When I open eclipse and want to make a new project, I have no option for a c++ project. what do you think?
1
vote
0answers
5k views

Trying to compile Opencv C++ code getting some Reference error [closed]

do we have to give path for OpenCV in Ubuntu 13.04.If so Tell me that also ? This is code : #include "opencv2/opencv.hpp" #include "opencv2/video/video.hpp" #include "opencv2/highgui/highgui.hpp" ...
1
vote
0answers
217 views

Program not running properly when run in terminal

I am running C++ programs using the Gnome terminal emulator in Ubuntu 10.04. The program has a number of steps and I get the program to print something to terminal after every one to tell me how far ...
8
votes
1answer
82k views

How to install g++ compiler?

I have tried the following: sudo apt-get install build-essential Reading package lists... Done Building dependency tree Reading state information... Done build-essential is already the newest ...
2
votes
1answer
7k views

Is there any library similar to <conio.h>?

I used the IDE DEV C++ to compile C programs on Windows and I used the libraries and , but now I use Ubuntu and downloaded the Codeblocks, but it does not have these libraries. I just wanted to use ...
1
vote
1answer
394 views

What is changelog.Debian.gz file during packaging?

while packaging I encountered following error dh_builddeb dpkg-deb: building package `remotedevicecontroller' in `../remotedevicecontroller_1.0-1_i386.deb'. dpkg-source -b remotedevicecontroller-1.0 ...
0
votes
0answers
114 views

Not sure which IDE I should use for editing codes written in C [duplicate]

I am looking for an IDE which I can use to edit/compile/run C/C++ codes on my Ubuntu 13.04 installation. I have been checking the forum for information, and I found Anjuta being suggested by a few ...
0
votes
1answer
321 views

can use c++ write custom qml plugins in ubuntu sdk [closed]

Recently, I want to develop a app for ubuntu showdown, but I want to use some plugins use c++. So I want to write custom plugins, then I create a project with qml extension library. However, when I ...
3
votes
2answers
1k views

what is the purpose and role of rules file in debian packaging

I am trying to debian package my C++ application developed with aid of Netbeans 7.3. Here is bit of Makefile of it. APPNAME=remotedevicecontroller install: install config.xml ...
2
votes
1answer
502 views

undefined reference to `GDALAllRegister' [closed]

I have problem with gdal. I am currently working on Ubuntu and the IDE is Eclipse CDT i have given my code below and i have also installed the gdal package but it gives build errors #include ...
0
votes
1answer
5k views

Couldn't find any package by regex libstdc++.so.5 libexpat.so.0 in 32-bit ubuntu 12.04

While installing a software wink, I got stdc++ and lib expat packages not found. prayag@prayag:~/wink$ ./installer.sh Wink requires that the following packages be installed to run properly. Please ...
1
vote
1answer
149 views

C++ graphic on Geany + Xlib + BadAlloc = destroyed Friday

I have been trying to run a C++ program using Geany, and now, after ages of coding, I want to test the program. This is what comes up: Xlib: extension "NV-GLX" missing on display ":0". X Error of ...