You should first check the compatibility between NVIDIA driver and CUDA here so that you can avoid installing/uninstalling wrong combinations of them. Also, you should check which version are supported by some applications. In my case, I u…

This post describes how to install an NVIDIA driver on Ubuntu 18.04. The official CUDA toolkit documentation didn't work me. I tried package manager based installation and it worked. Step 1. Disable the Nouveau driversNvidia driver install…

This post describes how to use a FLIR camera on Linux (Ubuntu 16.04). Step 0 RTFMAs the camera package says, let's read the Getting Started Manual (GSM).As soon as you read the manual, you can see the manual is not up-to-date. The followin…

This stackoverflow post gives us the answer!! OpenCV for python installed on Linux (Ubuntu) by anaconda outputs GTK+2.x related error as OpenCV Error: Unspecified error (The function is not implemented. Rebuild the library with Windows, GT…

To compile Japanese document with xelatex, I decided to use IPA fonts. Download IPA font files files (*.ttf files) from here. Create a directory to save the font files as sudo mkdir /usr/share/fonts/truetype/ttf-ipa-font Copy the font file…

If Leap Motion SDK installation failed with dpkg command, the site gives you the answer. Before running sudo dpkg --install Leap-*-x64.deb, we should first make a file /lib/systemd/system/leapd.service with the following contents. Otherwis…

Tensorflow 1.4.0 binary with CUDA 8 and cuDNN 6 Tensorflow 1.5.0 binary will be with CUDA 9 and cuDNN 7 The following procedure assumes that you use anaconda for python package manager. prepare for driver install Delete installed drivers b…

change disable = true to disable = false, at line 24 of LIMESURVEY_ROOT/third_party/kcfinder/conf/config.php.

install CUDA download cuda-repo-ubuntu1604_8.0.44-1_amd64.deb from here sudo dpkg -i cuda-repo-ubuntu1604_8.0.44-1_amd64.deb sudo apt-get update sudo apt-get cuda update path settings add the following lines at the end of ~/.bashrc and typ…

This post explains how to upgrade cuda toolkit on ubuntu 16.04 after upgrading OS from ubuntu 14.04. I got the following error when I tried to upgrade cuda toolkit from 7.5 to 8.0 by sudo dpkg -i cuda-repo-ubuntu1604_8.0.44-1_amd64.deb on …

You may have GPG error (NO PUBKEY) related to nvidia's cuda when you apt-get update like: GPG error: http://developer.download.nvidia.com Release: The following signatures couldn't be verified because the public key is not available: NO_PU…

PYTHON2_EXECUTABLE: /opt/anaconda/anaconda2/bin/python2.7 PYTHON2_INCLUDE_DIR: /opt/anaconda/anaconda2/include PYTHON2_INCLUDE_DIR2: PYTHON2_LIBRARY: /opt/anaconda/anaconda2/lib/libpython2.7.so PYTHON2_LIBRARY_DEBUG: PYTHON2_NUMPY_INCLUDE…

If you face a cmake error regarding GLUT_XMU_something, try the following installation and then retry the cmake compilation. sudo apt-get install libxmu-dev libxi-dev

gurobi is a commercial optimization solver for a variety of problems such as linear programming, quadratic programming, etc. With Anaconda, you can install gurobi by two lines of commands and registering your license at the license center.…

I got the following error when I booted an emulator on Android Studio: [code lang="bash"] Cannot launch AVD in emulator. Output: sh: 1: glxinfo: not found libGL error: unable to load driver: radeonsi_dri.so libGL error: driver pointer miss…

[code language="bash"] JDK sudo add-apt-repository ppa:webupd8team/java sudo apt-get update sudo apt-get install oracle-java8-installer sudo apt-get install oracle-java8-set-default Android Studio sudo apt-get install lib32stdc++6 wget and…

cmakeのバージョンを3.1.3以上にする howto With QTのチェックを外す

Ubuntu package manager still installs CMake 2.8 on Ubuntu 14.04. The following is a solution installing newer version of it. [code lang="bash"] sudo apt-get install software-properties-common sudo add-apt-repository ppa:george-edison55/cma…

Notepadqq is a Notepad++ like editor for Ubuntu. How to install: [code lang="bash"] sudo add-apt-repository ppa:notepadqq-team/notepadqq sudo apt-get update sudo apt-get install notepadqq [/code] Notepadqq shows a pop-up window saying that…

xrdp and lxde enables remote desktop access to Ubuntu from Windows. [code lang="bash"] install sudo apt-get install xrdp sudo apt-get install lubuntu-desktop lxde settings echo lxsession -s LXDE -e LXDE > ~/.xsession change crypt_level fro…

Change the install location from default directory to another directory where all users can access. In my case, : default install directory: /home/oyamada/anaconda2 customized install directory: /opt/anaconda/anaconda2 Add the customized i…

The procedure is like install VirtualBox install Vagrant (ver. 1.8.1) setup Vagrant You can see a list of available OS here. The above 3rd step is executed via command prompt as follows: [code lang="bash"] install OS vagrant box add ubuntu…

If PYTHON2_NUMPY_INCLUDE_DIRS is not found, python bindings for python2.7 is not generated. Couldn't compile with FFMPEG=ON. Turned off the flag. BUILD_opencv_python2=ON BUILD_opencv_python3=ON OPENCV_EXTRA_MODULES_PATH="CONTRIB_DIR/module…

OpenCV-Python always crashed when I used highgui related functions. With Spyder, we can see only kernel crash, so I had no idea what happened. When I ran a problem from terminal, I got an error message that This application failed to start…

edit /etc/apt/sources.list.d/google-chrome.list as a superuser change the line as deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main then start the update sudo apt-get update

[code lang="bash"] conda install networkx conda install pydot-ng conda install graphviz [/code]

On Ubuntu 14.04, only mw/pygtk2 anaconda package worked with tegaki. [code lang="bash"] download source from git git clone https://github.com/tegaki/tegaki.git install all modules pip install ./tegaki-python pip install ./tegaki-pygtk pip …

[code lang="bash"] sudo apt-cache search zinnia [/code] libzinnia-dev - development files for the zinnia library libzinnia-doc - documention files for the zinnia library libzinnia0 - online handwriting recognition system with machine learn…

[code lang="bash"] sudo apt-cache search tegaki [/code] ibus-tegaki - tegaki engine for IBus python-tegaki - core Python module of Tegaki python-tegaki-gtk - GTK+ widget Python model for Tegaki python-tegakitools - command-line tools for T…

download from the github repository and then follow the instruction. [code lang="bash"] git clone https://github.com/POV-Ray/povray.git cd povray cd unix ./prebuild.sh cd .. ./configure COMPILED_BY="your name <email@address>" make ma…