C++ is a general-purpose programming language.

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How to run multiple or single C++ .cpp files on terminal?

Everything is running on codeblocks and I don't know how to do it on terminal.
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Ubuntu: Cannot open shared object while executing c++ program

I've tried to install library from sources. After calling "sudo make install" I've got following information: If you ever happen to want to link against installed libraries in a given directory, ...
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which include needed in Octave

I've started working with the octave library in C++. I need to uses the functions: polyfit and csaps. Which in includes do I need to run these functions? Koby
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Setting up a window manager development environment and a basic guide

I am using Ubuntu and I am not able to understand from where can I get the Xcb libraries. While I was checking some guide (whose name I forgot) I got the command : cc file_name.c -lxcb It was written ...
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1answer
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Where are the headers of libavcodec and libavformat located?

I executed the following commands in the terminal: sudo apt-get install libavcodev-dev sudo apt-get install libavformat-dev I tried to find the headers (various #include<libavcodec/*.h>) in ...
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How can I run an c/c++ program that use GNU Scientific Library (GSL)?

I'm trying to run 2 simple examples in c/c++ using the GNU Scientific Library. That are the codes: 1st: An Example Program #include <stdio.h> #include <gsl/gsl_sf_bessel.h> int main ...
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Is Turbo C++ 4.5 available for Ubuntu? [duplicate]

I want to know if Turbo C++ 4.5 can be installed on Ubuntu ???
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91 views

Ubuntu 16.04 LTS and Oracle Instant Client - C++ linking error

First of all: i hope that my english is understendable ;) I'm not sure if the problem is more suitable for StackOverflow or AskUbuntu, but I will ask. I have two virtual machines. On one Ubuntu 14.04 ...
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Ubuntu Xenial: perf doesn't demangle C++ symbols

Linux perf-tools don't seem to work as expected on Ubuntu (16.04). C++ symbols don't get unmangled, I only see garbled stuff like "_afki34334ldfjkdasf_dfkj". Note that I have compiled the program and ...
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14.04 X11/xlib Bad Access

I asked this question on StackOverflow (link) but then thought this might be the better forum to get my question addressed. Basically, I wrote some code to listen for certain keypresses (like 'c') ...
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GLIBCXX_3.4.21 not defined in file libstdc++.so.6 with link time reference

When trying to execute any c++ programs, I get this error. The full error message is: ./main: relocation error: ./main: symbol _ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC1Ev, version ...
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1answer
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Using arc4random on Ubuntu 14.04 trusty

I am currently working with a C++ program where I wish to use arc4random function. Every time I compile, I receive a not declared in scope message for arc4random. I understand that this is an error in ...
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problem with installing mysql-server5.5 with ubuntu12.04, socket file not found

I am trying to create a database in ubuntu 12.04 after installing mysql-server5.5 but I got the following problem. after checking it seems the subfolder var\run\mysqld that should contain the socket ...
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2answers
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Problem to compile python and C++ code using ubuntu Ubuntu 12.04.5 LTS: problem with gcc

I am trying to compile a code involving python and C++ in Ubuntu 12.04.5 LTS and I have this type of error hammouc@kw13921:~/Documents/mimclib$ make python setup.py clean running clean removing ...
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1answer
68 views

Making my 32-bit program code compile on 64-bit Ubuntu (looking for safe path)

I have for the first time installed a 64-bit Ubuntu on my laptop. Now I am looking for a way to compile my old biology C++ project on this OS. I have a .sh file that installs all necessary packages ...
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C++ Broken Compiler GNU Radio CMake

I'm trying to build GNU Radio from git with a cross-compiling environment, but I get an error saying that my c++ compiler is broken. I've tried changing the compilers in the CMakeCache.txt inside the ...
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1answer
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I can't compile a Qt project

I was trying to compile a project I checked out from github but I get these errors: /usr/bin/ld: cannot find -lQtGui /usr/bin/ld: cannot find -lQtNetwork /usr/bin/ld: cannot find -lQtCore It worked ...
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1answer
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How can I use sqlite3 in my Ubuntu Phone app? (C++ backend)

I want to create an app, which has a C++ backend and uses sqlite3. I can connect to an Database in memory using the following code:m_db = QSqlDatabase::addDatabase("QSQLITE"); ...
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Manually install GNU g++ [duplicate]

My 6 year old computer will not run any of the recent or STL Ubuntu versions. The only stable version on my system is 10.10 Maverick. The problem is that the install archives for maverick are all ...
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Create Ogre3D 2.1 project

I have downloaded the Ogre3D 2.1 source, compiled and installed it without any issues. To my knowledge I have a working installation. The problem now is that none of the official project templates ...
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1answer
56 views

How can I write a dynamically updated panel app / indicator?

I am trying to write some panel apps for ubuntu Mate. I know C/C++, and SDL reasonably well. I have seen the Mate-University panel apps github page, but i cannot get it to work properly / Im having ...
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where can I get opengeom.h?

I am reading about open geometry, and many documents reference an opengeom.h where can I get it, what package is it part of? I looked around in synaptic package manager, but there are many options, I ...
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Installing XML-RPC C++

I am trying to install XML-RPC for C++, and it seems like this library is the most often used. However, when building it using ./config, I get the error message: configure: ==>We are not building ...
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1answer
65 views

Installing latest version of wxwidgets

I am attempting to install the latest version of wxwidgets via the terminal. I followed these directions. However, when I navigated to the folder /usr/include, a folder was created called ...
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1answer
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Clion “Bundled Cmake does not work in this enviroment” ubuntu 14.04

I used Eclipse CDT for college lectures, but today I find the solution for C/C++ by JetBrains. But I can't compile because I don't know how set the compiler. enter image description here Sorry for ...
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C++ with compiler for Ubuntu 15.10 at 64G [duplicate]

I have tried to use GCC and g++ compiler which i am assured is embedded with my OS 15.10, I have tried using the terminal to no avail the question that i wish answered is this how can i make use of ...
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1answer
51 views

can't compile .cpp file with clang even after installing clang3.8

I installed clang3.8 with bunch of other packages that I usually need, after a fresh installation of Ubuntu 15.10 using following command: $ sudo apt-get install clang-3.8 clang-3.8-doc ...
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How to control system volume with C++/QML?

Helo, I want to develop an app. It should control the system volume by day time. I have two questions: How to change system volume in C++/QML? How can I run my app as a service that will ...
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54 views

Undefined reference - fftw

I have a problem with compiling my code and I get the following error: /home/maxfkira/Demo/lib/libdemo.a(TracHold.o): In function 'exitTrac::extAL()': TracHold.cpp: (.text+0x1b): undefined reference ...
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1answer
61 views

Segmentation Fault (Core Dump) Happen and NOT Happen on 2 Different Distro of Linux [closed]

I'm a newbie to Linux OS, I installed Ubuntu 14.04 LTS (64 bit) to do a C++ project. Unluckily, when my teacher gave me a C++ code, I got a Segmentation Fault (core dump) when I ran it on my Ubuntu, ...
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resolve: No such host is known?

I am facing a strange issue while trying to resolve endpoints using boost resolver in c++. Case: I am trying to connect to a website http://localhostIpAddress/test/ using boost. where local address ...
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Change default editor for .cpp files

When I double click .cpp files I expect gedit to open it, instead RStudio opens it. How to set gedit as the default editor for .cpp files?
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How do I link the OpenAL library to eclipse in Ubuntu?

I just downloaded the OpenAL library using the command sudo apt-get install libopenal1 libopenal-dev, now I can't find where the library is on my system and how should it be linked with Eclipse. I am ...
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132 views

How do I install and setup the environment for using PortAudio?

I am quite new to Ubuntu and I find it hard to install programs/libraries. How do I install and build PortAudio in Ubuntu using the terminal?
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Error compiling Q-Rap on Ubuntu 14.04

I'm trying to compile Q-Rap (http://www.qrap.org.za/) on Linux Ubuntu and I'm keep getting a flood of errors like this: $ make qrapplugin [ 1%] Building CXX object CMakeFiles/qrapplugin.dir/qrap.o ...
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1answer
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Undefined references compiling clang tutorial on 14.04.2

I tried to compile the code from clang's libtooling tutorial (section "Put it together"). Compiling works: g++ `llvm-config-3.5 --cxxflags` -fno-rtti -c test.cpp -o test.o I got undefined ...
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1answer
55 views

Can't execute compiled program: Exec format error [closed]

First, this has nothing to do with 64bit-32bit mismatch, file extensions, nor permissions. I compiled a program (C++ 11) in a non-Ubuntu distro, and I uploaded it onto an Ubuntu Server (64 bit) with ...
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1answer
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How to upgrade g++ to the latest version

Newbie here. I just got an error running from the terminal a C++ program I wrote: error: ‘stoi’ is not a member of ‘std’. They told me the compiler is too old. I'm using Ubuntu 14.04. My g++ version ...
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1answer
63 views

Cannot find ld when non-root user

I have an autocompile program available on a website that I am running. The program uses clang++-3.5 to compile C++. When I run the auto-compile python script, as a root user, compilation is ...
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How to upgrade libstdc++

I have the same question as How do I get my DEB to install libstdc++.so.6.0.20?. (more or less). The developer of the binary I downloaded used a later version libstdc++ than is present on my ...
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1answer
98 views

How to use notify-send with C++?

I'm a C++ beginner coder. I'm trying to understand how to send notifications using libnotify-bin library. I've read some guys saying don't to use system calls. Any clue?
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Install older GNU toolchain

I need to compile my project using older version of GLIBC (GLIBC 2.15). For this reason I decided to install separate machine with older toolkit. Usually I do sudo apt-get -y install g++ But how I ...
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1answer
184 views

c++ boost library problem: cannot find -lboost_system ld returned 1 exit status

I have a problem with boost. After I installed boost with following command sudo apt-get install python-dev sudo apt-get install libboost-python1.54 sudo apt-get install libboost-system1.54 ...
2
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1answer
84 views

Installing Boost 1.48 on Ubuntu 12.04

Ubuntu 12.04 has two libboost-dev packages. The default is 1.46, but there is also a 1.48. I have updated libboost-all-dev to 1.48 without any errors. I was expecting that all previous links to ...
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1answer
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How to link, and compile, a C++ code using GNU Octave functions?

I am new to C++, and I have troubles to get going. I want to re-implement a code, written in GNU Octave, using C++. I would, however, still want to use some GNU Octave functionality in that C++ code. ...
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61 views

Unable to compile in geany

Whenever I try to compile any file whether c , c++ or python in geany I get this error.
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1answer
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How to get the name of connected ios phone in Linux using command

How to get the name of connected ios device name in Linux, or c++ programming. basically, I use the Qt in Linux. and I want to get the name of the connected device name. after a searching in google we ...
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Using Anjuta IDE for C++. Why won't it recognize the header file. Error main.cc Header.h: No such file

Error on simple class example. Why does it not find the header file? Also, if anyone has a breakdown of what the folders mean, I'd appreciate it. Anjuta No header file error
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1answer
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Why do I get a “Permission denied” error every time I try to execute a C++ program?

Every time I try to execute a program, no matter what program, I get this message: bash: ./filename.cpp: Permission denied When I compile I have no problems, it works fine. But when I want to ...
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1answer
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Graphic driver error

When I run my Qt app I get the following error: libva info: VA-API version 0.35.0 libva info: va_getDriverName() returns 0 libva info: Trying to open /usr/lib/i386-linux-gnu/dri/vmwgfx_drv_video.so ...