http://vinodpandey.com Wed, 30 Sep 2009 14:23:10 +0000 http://backend.userland.com/rss092 en uninstalling video drivers in ubuntu 9.04 from command line sudo dpkg-reconfigure -phigh xserver-xorg   http://vinodpandey.com/random-snippets/ $ unzip MySQL_python-1.2.2-py2.5-linux-i686.egg http://stackoverflow.com/questions/268025/install-mysqldb-for-python-as-non-compressed-egg http://vinodpandey.com/mysqldb-as-non-compressed-egg/ Prerequisites: mod_wsgi configured with apache2 ( Installing and configuring mod_wsgi, Installation Issues) virtualenv What? It is a tool for creaing isolated python environments. Why? Prevent dependency and version problems when deploying programs with conflicting library requirement. How? Download virtualenv cd $HOMEmkdir downloadscd downloadswget http://pypi.python.org/packages/source/v/virtualenv/virtualenv-1.3.3.tar.gztar xzf virtualenv-1.3.3.tar.gz creating a virtual environment cd $HOMEmkdir webappscd webappspython2.5 ~/downloads/virtualenv-1.3.3/virtualenv.py --no-site-packages djangoapp The --no-site-packages option prevents it ... http://vinodpandey.com/setting-development-environment-in-ubuntu-django-mod_wsgi-apache2-virtualenv/   Listen 81 NameVirtualHost *:81  <VirtualHost *:81>       ServerAdmin webmaster@localhost      DocumentRoot /home/vinod/webapps/djangoapp     <Directory />             Options FollowSymLinks +ExecCGI           AllowOverride None     </Directory>       <IfModule mod_alias.c>            Alias /static /home/vinod/webapps/djangoapp/static    </IfModule>     <IfModule mod_wsgi.c>       # See the link below for an introduction about this mod_wsgi config.       # http://groups.google.com/group/modwsgi/browse_thread/thread/60cb0ec3041ac1bc/2c547b701c4d74aa        WSGIScriptAlias / /home/vinod/webapps/djangoapp/testproject.wsgi       WSGIDaemonProcess vinod processes=7 threads=1 display-name=%{GROUP}       WSGIProcessGroup vinod       WSGIApplicationGroup %{GLOBAL}    </IfModule>     ErrorLog /home/vinod/webapps/djangoapp/log/error.log    LogLevel warn ... http://vinodpandey.com/developer-formatter/ django.wsgi import os, sys def application(environ, start_response): status = '503 Service Unavailable' output = 'Down for maintainance. We will be back soon !' response_headers = [('Content-type', 'text/plain'), ... http://vinodpandey.com/service-unavailable/ In port based virtual hosting, different websites run on different ports. In this is example, we will be running website on port 81 of development server. Not much useful for production server, still I find this useful for development server. folder structure ------------------------- In $home directory, create the folders from where the files ... http://vinodpandey.com/port-based-virtual-hosting-in-apache2-ubuntu-9-04/ Ubuntu Hardy - mod_wsgi Installation Ubuntu Hardy - Using mod_wsgi to Serve Your Application http://vinodpandey.com/mod_wsgi/ wget http://www.python.org/ftp/python/2.5.2/Python-2.5.2.tgz tar fxz Python-2.5.2.tgz cd Python-2.5.2 ./configure make sudo make altinstall ln -s /usr/local/bin/python2.5 /usr/bin/python2.5 wget http://www.python.org/ftp/python/3.0/Python-3.0.tgz tar fxz Python-3.0.tgz cd Python-3.0 ./configure make make altinstall ln -s /usr/local/bin/python3.0 /usr/bin/python3.0 http://vinodpandey.com/installing-multiple-versions-of-python-on-ubuntu/ Installing ubuntu 9.04 on vaio: Linux isn't just Windows with funny colours, and Windows isn't a poor man's Linux. Both represent decades of hard work by people with different opinions about the world, and both need to be treated differently if you want to get the most out of them. From Switching ... http://vinodpandey.com/installing-ubuntu-9-04-on-vaio-vgn-cr353/ list of languages supported by worpdress plugin syntax highlighter. Usage: pre class="brush:[code-alias]" http://vinodpandey.com/syntax-highlighter/