Merge pull request realpython#310 from kuyan/patch-2

Link fixes.

docs/dev/virtualenvs.rst

@@ -60,7 +60,7 @@ where they were placed.
 virtualenvwrapper
 -----------------
 
-`virtualenvwrapper <http://www.doughellmann.com/projects/virtualenvwrapper/>`_
+`virtualenvwrapper <http://virtualenvwrapper.readthedocs.org/en/latest/index.html>`_
 provides a set of commands which makes working with virtual environments much
 more pleasant. It also places all your virtual environments in one place.
 
@@ -72,7 +72,7 @@ To install (make sure **virtualenv** is already installed):
   $ export WORKON_HOME=~/Envs
   $ source /usr/local/bin/virtualenvwrapper.sh
 
-(`Full virtualenvwrapper install instructions <http://www.doughellmann.com/docs/virtualenvwrapper/#introduction>`_.)
+(`Full virtualenvwrapper install instructions <http://virtualenvwrapper.readthedocs.org/en/latest/install.html>`_.)
 
 For Windows, you can use the `virtualenvwrapper-powershell <https://bitbucket.org/guillermooo/virtualenvwrapper-powershell>`_ clone.
 
@@ -136,7 +136,7 @@ Other useful commands
 ``lssitepackages``
   Shows contents of ``site-packages`` directory.
 
-`Full list of virtualenvwrapper commands <http://www.doughellmann.com/docs/virtualenvwrapper/command_ref.html#managing-environments>`_.
+`Full list of virtualenvwrapper commands <http://virtualenvwrapper.readthedocs.org/en/latest/command_ref.html>`_.
 
 autoenv
 -------

docs/intro/learning.rst

@@ -92,7 +92,7 @@ A free introductory book that teaches python at the beginner level, it assumes n
 previous programming experience.
 
     `A Byte of Python for Python 2.x <http://www.ibiblio.org/swaroopch/byteofpython/read/>`_
-    `A Byte of Python for Python 3.x <http://www.swaroopch.org/notes/Python_en:Table_of_Contents>`_
+    `A Byte of Python for Python 3.x <http://swaroopch.com/notes/Python_en-Preface/>`_
 
 
 Advanced
@@ -162,7 +162,6 @@ as writing C extensions.
 
     `Python in a Nutshell <http://shop.oreilly.com/product/9780596001889.do>`_
 
-
 The Python Language Reference
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 

docs/scenarios/ci.rst

@@ -26,7 +26,7 @@ engine. Use it.
 
 Buildbot
 --------
-`Buildbot <http://buildbot.net/buildbot/docs/current>`_ is a Python system to
+`Buildbot <http://docs.buildbot.net/current/>`_ is a Python system to
 automate the compile/test cycle to validate code changes.
 
 
@@ -38,7 +38,7 @@ Mule?
 Tox
 ---
 
-`tox <https://bitbucket.org/hpk42/tox>`_ is an automation tool providing
+`tox <http://tox.readthedocs.org/en/latest/>`_ is an automation tool providing
 packaging, testing and deployment of Python software right from the console or
 CI server. It is a generic virtualenv management and test command line tool
 which provides the following features:
@@ -53,7 +53,7 @@ which provides the following features:
 
 Travis-CI
 ---------
-`Travis-CI <http://travis-ci.org/>`_ is a distributed CI server which builds tests
+`Travis-CI <https://travis-ci.org/>`_ is a distributed CI server which builds tests
 for open source projects for free. It provides multiple workers to run Python tests
 on and seamlessly integrates with Github. You can even have it comment on your Pull
 Requests whether this particular changeset breaks the build or not. So if you are
@@ -83,6 +83,6 @@ notifications, before and after steps and much more. The
 `travis-ci docs <http://about.travis-ci.org/docs/>`_ explain all of those and are very
 thorough.
 
-In order to activate testing for your project, go to `the travis-ci site <http://travis-ci.org/>`_
+In order to activate testing for your project, go to `the travis-ci site <https://travis-ci.org/>`_
 and login with your Github account. Then activate your project in your profile settings and that's
-it. From now on, your project's tests will be run on every push to Github. 
+it. From now on, your project's tests will be run on every push to Github.

docs/scenarios/db.rst

@@ -11,7 +11,7 @@ Nearly all Python database modules such as `sqlite3`, `psycopg` and
 
 Tutorials that explain how to work with modules that conform to this interface can be found
 `here <http://halfcooked.com/presentations/osdc2006/python_databases.html>`__ and
-`here <http://www.amk.ca/python/writing/DB-API.html>`__.
+`here <http://web.archive.org/web/20120815130844/http://www.amk.ca/python/writing/DB-API.html>`__.
 
 SQLAlchemy
 ----------

docs/scenarios/gui.rst

@@ -4,7 +4,7 @@ GUI Applications
 
 Qt
 --
-Qt is a cross-platform application framework that is widely used for developing
+`Qt <http://qt-project.org/>`_ is a cross-platform application framework that is widely used for developing
 software with a GUI but can also be used for non-GUI applications.
 
 PySide

docs/scenarios/web.rst

@@ -152,7 +152,7 @@ lightweight, easy to use, and uses many UNIX idioms. Gunicorn is not designed
 to face the internet -- it was designed to run behind Nginx which buffers
 slow requests and takes care of other important considerations. A sample
 setup for Nginx + Gunicorn can be found in the
-`Gunicorn help <http://gunicorn.org/deploy.html>`_.
+`Gunicorn help <http://gunicorn.org/index.html#deployment>`_.
 
 .. _uwsgi-ref:
 
@@ -235,9 +235,7 @@ and Pinax applications. Gondor supports Django versions 1.2 and 1.3 on
 Python version 2.7, and can automatically configure your Django site if you
 use ``local_settings.py`` for site-specific configuration information.
 
-Gondor publishes guides to deploying `Django projects
-<https://gondor.io/support/setting-up-django/>`_ and `Pinax projects
-<https://gondor.io/support/setting-up-pinax/>`_ on their platform.
+Gondor has a guide on deploying `Django projects <https://gondor.io/support/django/setup/>`_.
 
 
 Templating