DOCS: Update links

doc/contributing.rst

@@ -25,10 +25,10 @@ These are the steps you need to take to create a copy of the scikit-survival rep
 on your computer.
 
 
-1. `Create an account <https://github.com/join>`_ on
+1. `Create an account <https://github.com/signup>`_ on
    GitHub if you do not already have one.
 
-2. `Fork <https://help.github.com/en/github/getting-started-with-github/fork-a-repo>`_
+2. `Fork <https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/working-with-forks/fork-a-repo>`_
    the `scikit-survival repository <https://github.com/sebp/scikit-survival>`_.
 
 3. Clone your fork of the scikit-survival repository from your GitHub account to your local disk.
@@ -130,7 +130,7 @@ Submitting a Pull Request
 
     git push -u origin my_feature
 
-4. `Create a pull request <https://help.github.com/en/github/collaborating-with-issues-and-pull-requests/creating-a-pull-request>`_.
+4. `Create a pull request <https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/proposing-changes-to-your-work-with-pull-requests/creating-a-pull-request>`_.
 
 
 .. _building-documentation:
@@ -166,5 +166,5 @@ If you are new to Cython you may find the project's documentation on
 .. _Git: https://git-scm.com/
 .. _GitHub: https://github.com/sebp/scikit-survival
 .. _Sphinx: https://www.sphinx-doc.org/
-.. _tox: https://tox.readthedocs.io/en/latest/
+.. _tox: https://tox.wiki/en/stable/
 .. _pre-commit: https://pre-commit.com/#usage

doc/index.rst

@@ -31,7 +31,7 @@ this unique characteristic of such a dataset into account.
         :link-type: doc
 
         The easiest way to install scikit-survival is to use
-        `Anaconda <https://www.anaconda.com/distribution/>`_ by running::
+        `conda-forge <https://conda-forge.org/download/>`_ by running::
 
           conda install -c conda-forge scikit-survival
 

doc/install.rst

@@ -72,7 +72,7 @@ To install the latest release of scikit-survival from source, run::
     If you have not installed the :ref:`dependencies <dependencies>` previously, this command
     will first install all dependencies before installing scikit-survival.
     Therefore, installation might fail if build requirements of some dependencies
-    are not met. In particular, `osqp <https://github.com/oxfordcontrol/osqp-python>`_
+    are not met. In particular, `osqp <https://github.com/osqp/osqp-python>`_
     does require `CMake <https://cmake.org/>`_ to be installed.
 
 Development Version

doc/release_notes/v0.14.rst

@@ -45,5 +45,5 @@ Enhancements
 - Add :func:`sksurv.show_versions` that prints the version of all dependencies.
 - Add support for pandas 1.1
 - Include interactive notebooks in documentation on readthedocs.
-- Add user guide on `penalized Cox models <user_guide/coxnet.ipynb>`_.
-- Add user guide on `gradient boosted models <user_guide/boosting.ipynb>`_.
+- Add user guide on :ref:`penalized Cox models </user_guide/coxnet.ipynb>`.
+- Add user guide on :ref:`gradient boosted models </user_guide/boosting.ipynb>`.