removed unnused data

material/1_mon/firststeps/firststeps_handout.qmd

@@ -21,10 +21,6 @@ VSCode automatically loads the `Revise.jl` package, which screens all your activ
 
 ## Syntax differences Python/R/MatLab
 
-### In the beginning there was `nothing`
-`nothing`- but also  `NaN` and also `Missing`.
-
-Each of those has a specific purpose, but most likely we will only need `a = nothing` and `b = NaN`.
 
 ### Control Structures
 
@@ -94,6 +90,14 @@ end
 myfunction(args...;kwargs...) = myotherfunction(newarg,args...;kwargs...)
 ```
 
+### In the beginning there was `nothing`
+`nothing`- but also  `NaN` and also `Missing`.
+
+Each of those has a specific purpose, but most likely we will only need `a = nothing` and `b = NaN`.
+
+Note that `NaN` counts as a Float-Number, whereas nothing & missing does not.
+
+
 #### Excourse: splatting & slurping
 
 Think of it as unpacking / collecting something

material/1_mon/rse/rse_basics_slides.qmd

@@ -25,8 +25,6 @@ Find all slides, all materials, and the schedule
 
 -   Check out the schedule
 
--   You will learn to use basic Julia
-
 -   In the beginning we will focus on the Research Software Engineering part!
 
 -   Advanced Julia, later this week and by request ;)