Add link to Tech Talk and note to using debuggers

lectures/debugging-strategies/slides.qmd

@@ -722,17 +722,32 @@ Afterwards your code should log
 
 ## Using debuggers {.leftalign}
 
+::::::::{.columns}
+
+:::{.column width=50%}
+
 Idea of debuggers:
 
  - Investigate code before/at the issue interactively
  - Set breakpoints to check actual values at specific code positions
 
+:::
+
+:::{.column width=50%}
 
 Some debuggers:
 
  - `pdb` (Python debugger)
  - `gdb` (GNU debugger)
- - commercial debuggers (like `ddt` on Levante)
+ - commercial debuggers (like `ddt` on Levante, see also [Tech Talk](https://www.youtube.com/watch?v=q-JTpxsT0wA))
+
+:::
+
+::::::::
+
+
+_Debuggers can also be used in IDEs and JupyterHub_
+
 
 
 ## gdb {.leftalign}