C++ is a general-purpose programming language.

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4
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1answer
68 views

How to install jsconcpp in ubuntu 14.04 for C++ development?

As the question tells how should I install jsonccpp in ubuntu 14.04. I have downloaded the jsoncpp-src-0.5.0.tar.gz form sourceforge. Then I opened nautilus using sudo and copied,pasted and extracted ...
0
votes
0answers
21 views

Codeblocks error undefined reference to curl_global_ in C++

I new to the web application of c++ and trying to learn about fetching websites and its contents using curl in c++ . My aim is to create a c++ programe which can parse json data from a website. I am ...
0
votes
1answer
15 views

X11/extensions/Xcomposite.h: No such file or directory

I've tried to compile http://unix.stackexchange.com/a/228674 under Ubuntu. Unfortunately ending up with following error: /tmp/find-cursor$ make cc find-cursor.c -o find-cursor -lX11 find-cursor.c:...
5
votes
1answer
42 views

How to install new versions of G++ that use the corresponding C++ standard library?

I am trying to install multiple versions of the g++ compiler for testing purposes. I would like to be able to install g++ 4.9.3,5.1.0, 5.2.0, and 6.1.0. I know that I can do sudo add-apt-...
1
vote
2answers
48 views

Undefined References eclipse using libav

I am trying to install the newest version of libav from the libav website. Currently being version 11.7. I have unziped, configured, make, and make install. For ./configure I had tried using various ...
0
votes
0answers
35 views

collect2: fatal error: cannot find 'ld' compilation terminated

When I try to run c and C++program I am getting collect2: fatal error: cannot find 'ld' compilation terminated. I have already install GCC and G++ latest version. Any buddy please help.
0
votes
0answers
19 views

Can't find installed app

I downloaded CLion IDE for C and C++ the other day, and I am trying to remove it. But when I go to the software store under the "installed" section, CLion isn't there. But I am able to load up the app ...
0
votes
0answers
17 views

Caffe installation

CXX src/caffe/util/math_functions.cpp In file included, from /usr/include/boost/optional.hpp:15:0, from /usr/include/boost/format/internals.hpp:20, from /usr/...
0
votes
0answers
29 views

Installing and using universal-ctags instead of exuberant-ctags

How could I switch from exuberant-ctags to universal-ctags. I am using Ubuntu 16.04 LTS and ctags --version reports Exuberant Ctags 5.9~svn20110310, Copyright (C) 1996-2009 Darren Hiebert
-1
votes
0answers
12 views

Link cups correctly in boost bjam to find 'cupsGetDests'

Desperately trying to build a c++ printing application with boost on Ubuntu 14.04.2 LTS. Installed cups and libcups, the application recognizes cups/cups.h correctly. But while building I get the ...
0
votes
0answers
46 views

Can not compile due to curl

I use Ubuntu 14.04 (trusty) under user to compile a project which linked to libcurl.so symbol, but it complains: ~/local/lib/libcurl.so.4: no version information available (required by cmake) /bin/...
0
votes
0answers
33 views

How to work with QVariant(QJsonDocument) in javascript

I try to write a ubuntu app. My problem is, that i want to fill the ListModel in my qml. ListModel { id: model } i do that by using javascript: fill(database.get()) The database is defined ...
0
votes
2answers
563 views

How to compile a c++ program from notepad++? [closed]

I am running notepad++ through wine. But I am not able to compile a program(specially c++). Is there any compiler that I could use? What should I do?
0
votes
0answers
41 views

Ubuntu Touch Development - first steps in cross-compiling and installing?

I have a bit of home-built C++ code using Qt that I run on my Ubuntu Desktop, and I've been fooling around with the Aquaris M10 tablet running Ubuntu Touch for a while... I got to thinking, I'd really ...
1
vote
0answers
23 views

How to compile code written in Solaris using g++?

I am trying to compile code written by a researcher, the code seems to have been written for solaris machine and compiler, with header files like sunmath.h etc. How do I compile and run this code on ...
1
vote
1answer
36 views

How to add binary third party libraries in qt creator (Ubuntu-sdk verison of QT-Creator)

I try to write an app for ubuntu unity8 and i use a third party library in that app. My problem is that i would like to use the binary version of that library in my app and not the source files of ...
3
votes
1answer
54 views

Compiling a 32 application on 64 bit, without getting rid of GNU EABI for ARM

I want to build a C++ program for 32 bit on my 64 bit 16.04. /usr/bin/ld: skipping incompatible /usr/lib/gcc/x86_64-linux-gnu/5/libstdc++.so when searching for -lstdc++ /usr/bin/ld: skipping ...
2
votes
5answers
453 views

how to code in ubuntu? [closed]

I used turbo c++ in windows to write c/c++ codes. Recently I started using Ubuntu, now where should i write c/c++ code in Ubuntu like we used to do in windows? Which software should I download from ...
0
votes
1answer
38 views

how to download turbo c++ in DOSBOX?

I'm not be able to download TURBO C++. It says it is already extracted.
3
votes
1answer
1k views

How do I install gcc 6 (latest 6.1?) on Ubuntu 14.04 LTS, make c++14 the default and will my libraries work? [duplicate]

How do I install gcc 6 (latest 6.1?) on Ubuntu 14.04 LTS, make c++14 the default and will my libraries work? Also, what problems can I expect if any? Lastly, please walk me through this because i am ...
0
votes
0answers
12 views

Running AES in HElib

I am using Ubuntu 14.04. I am trying to run AES in HElib but I have a Segmentation fault (core dumped) I tried to find the error by strace command and I received the error: write(1, "computing key-...
0
votes
1answer
177 views

Installing boost into /usr/include

I am trying to install boost into the folder /usr/include. I tried sudo apt-get install libboost-dev, but the highest version apt-get provides is 1.58 instead of the newest 1.61. Then I downloaded ...
0
votes
1answer
54 views

system(“pause”) for Linux g++ C++ [closed]

In windows when compiling, system("pause") works, what is the equivalent in linux?
1
vote
1answer
33 views

thrift-0.9.3 package C++ build issues. Which boost packages to use?

I am seeing compilation issues in thrift-0.9.3 package( I did downloaded from https://thrift.apache.org/download). Some linking errors are observed in lib/cpp/test. Can any one suggest me what version ...
1
vote
0answers
23 views

error: SCmathlib: No such file or directory

I have written code for conjugate gradient in PuTTy C++. When I try to compile it, it throws the error below. error: SCmathlib.h: No such file or directory cg13.cc:11: error: '::main' must return '...
0
votes
1answer
52 views

Does Cppcheck has a gui for ubuntu 14.04?

I want to use Cppcheck for my C++ based program. If yes, how do I install it? I can't seem to find any instruction for that anywhere. Thanks
0
votes
1answer
44 views

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

Everything is running on codeblocks and I don't know how to do it on terminal.
0
votes
0answers
18 views

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, ...
0
votes
0answers
14 views

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
0
votes
0answers
22 views

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 ...
1
vote
1answer
107 views

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 ...
3
votes
0answers
99 views

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 (...
0
votes
0answers
419 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 ...
1
vote
0answers
46 views

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 ...
0
votes
0answers
52 views

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') ...
2
votes
0answers
622 views

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 ...
0
votes
1answer
42 views

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 ...
0
votes
0answers
30 views

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 ...
0
votes
2answers
44 views

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 '...
0
votes
1answer
89 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 ...
0
votes
0answers
116 views

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 ...
0
votes
1answer
84 views

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 ...
3
votes
1answer
65 views

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"); m_db.setDatabaseName(":...
0
votes
1answer
67 views

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 ...
2
votes
1answer
130 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 ...
0
votes
0answers
15 views

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 ...
0
votes
0answers
64 views

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 ...
3
votes
1answer
171 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 wx-3.0-...
0
votes
1answer
291 views

Clion “Bundled Cmake does not work in this enviroment” ubuntu 14.04

I used Eclipse CDT for college lectures, but today I found the solution for C/C++ by JetBrains. But I can't compile because I don't know how to set the compiler.
0
votes
0answers
12 views

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 ...