fix jupyterhub url

doc.zih.tu-dresden.de/docs/access/jupyterhub_for_teaching.md

@@ -37,13 +37,13 @@ other material to your students.
 
 To create a shareable link, we recommend to use [URL encoding](https://en.wikipedia.org/wiki/Percent-encoding)
 instead of plain text for the link in order to avoid defective links. The
-[nbgitpuller link generator](https://jupyterhub.github.io/nbgitpuller/link?hub=https://taurus.hrsk.tu-dresden.de/jupyter/)
+[nbgitpuller link generator](https://jupyterhub.github.io/nbgitpuller/link?hub=https://jupyterhub.hpc.tu-dresden.de/)
 supports you in generating valid links for sharing.
 
 ??? example
     A shareable link for this feature looks like this:
     ```
-    https://taurus.hrsk.tu-dresden.de/jupyter/hub/user-redirect/git-pull?repo=https%3A%2F%2Fgithub.com%2Fjdwittenauer%2Fipython-notebooks&urlpath=tree%2Fipython-notebooks%2Fnotebooks%2Flanguage%2FIntro.ipynb
+    https://jupyterhub.hpc.tu-dresden.de/hub/user-redirect/git-pull?repo=https%3A%2F%2Fgithub.com%2Fjdwittenauer%2Fipython-notebooks&urlpath=tree%2Fipython-notebooks%2Fnotebooks%2Flanguage%2FIntro.ipynb
     ```
 
 !!! warning
@@ -73,10 +73,10 @@ The spawn form now offers a quick start mode by passing URL parameters.
 !!! example
 
     The following link would create a jupyter notebook session on the
-    partition `interactive` with the `test` environment being loaded:
+    cluster `barnard` with 1 CPU and 1,5 GB RAM:
 
     ```
-    https://taurus.hrsk.tu-dresden.de/jupyter/hub/spawn#/~(partition~'interactive~environment~'test)
+    https://jupyterhub.hpc.tu-dresden.de/hub/spawn#/~(cluster~'barnard~nodes~'1~ntasks~'1~cpuspertask~'1~mempercpu~'1536)
     ```
 
 ![URL with quickstart parameters](misc/url-quick-start.png)
@@ -87,18 +87,15 @@ parameter is not mentioned, the default value will be loaded.
 
 | Parameter       | Default Value                            |
 |:----------------|:-----------------------------------------|
-| `partition`       | default                                  |
+| `cluster`         | barnard                                  |
 | `nodes`           | 1                                        |
 | `ntasks`          | 1                                        |
 | `cpuspertask`     | 1                                        |
 | `gres`            | *empty* (no generic resources)           |
 | `mempercpu`       | 1000                                     |
-| `runtime`         | 8:00:00                                  |
+| `runtime`         | 1:00:00                                  |
 | `reservation`     | *empty* (use no reservation)             |
 | `project`         | *empty* (use default project)            |
-| `modules`         | *empty* (do not load additional modules) |
-| `environment`     | production                               |
-| `launch`          | JupyterLab                               |
 | `workspace_scope` | *empty* (home directory)                 |
 
 You can use the advanced form to generate a URL for the settings you want. The
@@ -109,7 +106,7 @@ address bar contains the encoded parameters starting with `#/`.
 You can combine both features in a single link:
 
 ```
-https://taurus.hrsk.tu-dresden.de/jupyter/hub/user-redirect/git-pull?repo=https://github.com/jdwittenauer/ipython-notebooks&urlpath=/tree/ipython-notebooks/notebooks/language/Intro.ipynb#/~(partition~'interactive~environment~'test)
+https://jupyterhub.hpc.tu-dresden.de/hub/user-redirect/git-pull?repo=https://github.com/jdwittenauer/ipython-notebooks&urlpath=/tree/ipython-notebooks/notebooks/language/Intro.ipynb#/~(cluster~'barnard~nodes~'1~ntasks~'1~cpuspertask~'1~mempercpu~'1536)
 ```
 
 ![URL with quickstart parameters](misc/url-git-pull-and-quick-start.png)
@@ -120,7 +117,7 @@ https://taurus.hrsk.tu-dresden.de/jupyter/hub/user-redirect/git-pull?repo=https:
 With the following link you will be redirected to a certain file in your
 home directory.
 
-[https://taurus.hrsk.tu-dresden.de/jupyter/user-redirect/notebooks/demo.ipynb](https://taurus.hrsk.tu-dresden.de/jupyter/user-redirect/notebooks/demo.ipynb)
+[https://jupyterhub.hpc.tu-dresden.de/user-redirect/notebooks/demo.ipynb](https://jupyterhub.hpc.tu-dresden.de/user-redirect/notebooks/demo.ipynb)
 
 The file needs to exist, otherwise a 404 error will be thrown.
 
@@ -128,7 +125,7 @@ The file needs to exist, otherwise a 404 error will be thrown.
 {: align="center"}
 
 This link would redirect to
-`https://taurus.hrsk.tu-dresden.de/jupyter/user/{login}/notebooks/demo.ipynb`.
+`https://jupyterhub.hpc.tu-dresden.de/user/{login}/notebooks/demo.ipynb`.
 
 ## Create a Shared Python Environment
 

doc.zih.tu-dresden.de/docs/software/big_data_frameworks.md

@@ -240,7 +240,7 @@ on the [JupyterHub](../access/jupyterhub.md) page.
 
 ### Spawning a Notebook
 
-Go to [https://taurus.hrsk.tu-dresden.de/jupyter](https://taurus.hrsk.tu-dresden.de/jupyter).
+Go to [https://jupyterhub.hpc.tu-dresden.de](https://jupyterhub.hpc.tu-dresden.de).
 In the tab "Advanced", go to the field "Preload modules" and select the following Spark or Flink
 module: