Question who has ever tried following this tutorial about Docker Swarm? https://docs.docker.com/get-started/part4/ There is a section called : Create a cluster. What I wanted to do was to create a couple of VMs using docker-machine. Since I use ubuntu16.0.4 so I used following commands to get VirtualBox. sudo apt-get update sudo apt-get install virtualbox-5.2 After I installed VirtualBox, typed a command like : docker-machine create --driver virtualbox myvm1 But it says : sudo: docker-machine: command not found…

Question I want to install VTK in Ubuntu. CMake sends me this error : CMake Error at /usr/share/cmake-2.8/Modules/FindPackageHandleStandardArgs.cmake:108 (message): Could NOT find OpenGL (missing: OPENGL_gl_LIBRARY OPENGL_INCLUDE_DIR) Call Stack (most recent call first): /usr/share/cmake-2.8/Modules/FindPackageHandleStandardArgs.cmake:315 (_FPHSA_FAILURE_MESSAGE) /usr/share/cmake-2.8/Modules/FindOpenGL.cmake:161 (FIND_PACKAGE_HANDLE_STANDARD_ARGS) Rendering/OpenGL/CMakeLists.txt:196 (find_package) CMake Error: The following variables are used in this project, but they are set to NOTFOUND. Please set them or make sure they are set and tested correctly in the CMake files: OPENGL_INCLUDE_DIR (ADVANCED) used as include directory in directory /home/pilou/Documents/src/VTK-6.…

Question Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. </div> This question does not appear to be about a specific programming problem, a software algorithm, or software tools primarily used by programmers. If you believe the question would be on-topic on another Stack Exchange site, you can leave a comment to explain where the question may be able to be answered. Closed 8 years ago.…

Question I am using Ubuntu 12.04 and want to use python 3.4 side by side with python 2.7. The installation of python 3.4 worked properly. However, I cannot install the numpy package for python 3 (and as a consequence I can't install scipy, pandas etc.). Using sudo pip3 install numpy spits out the following error: File "numpy/core/setup.py", line 289, in check_types “Cannot compile ‘Python.h’. Perhaps you need to “\ SystemError: Cannot compile ‘Python.…

Question I run python --version and get Python 2.7.3 I run pip --version and get pip 1.5 from /usr/local/lib/python3.2/dist-packages/pip-1.5-py3.2.egg (python 3.2) I installed pip using apt-get. How to I get the Python 2 version of pip? I've reinstalled python and python-pip several times with apt-get. I'm also curious why these would install different Python versions. Answer To install pip for Python2 on Ubuntu, this worked for me sudo apt update curl https://bootstrap.…

Question I am working to set up a Django project on Amazon EC2 with an Ubuntu 14.04 LTS instance. I want to write my code using Python 3. I've been advised that the best way to do this is to use virtualenvwrapper. I've installed virtualenvwrapper successfully and put export WORKON_HOME=$HOME/.virtualenvs export VIRTUALENVWRAPPER_PYTHON=/usr/bin/python3.4 export PROJECT_HOME=$HOME/Devel source /usr/local/bin/virtualenvwrapper.sh into my .bashrc file. Now I see: /usr/bin/python3.4: Error while finding spec for 'virtualenvwrapper.hook_loader' (<class 'ImportErro r'>: No module named 'virtualenvwrapper') virtualenvwrapper.…

Question I have downloaded android NDK from here: http://developer.android.com/tools/sdk/ndk/index.html for Linux 64-bit (x86) android-ndk-r10c-linux-x86_64.bin. How I do install it? The instructions don't work. My OS is 57-Ubuntu SMP Tue Jul 15 03:51:08 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux Answer The Standard Way Android's NDK now ships as an self extracting executable. You likely need to set the executable bit: $ chmod +x android-ndk-r10c-linux-x86_64.bin $ ./android-ndk-r10c-linux-x86_64.bin The above will cause the NDK to extract into the current working directory.…