The following tutorials cover a few more specialized use cases. LaTeX has a vast amount of features, those are a few I found most useful. Auto-generating tables and plots saves a lot of time and you don't have to use rely on other tools for this purpose. I will add more features here if I come across something useful.
- 9 - Using tables the smart way / generate tables with pgfplotstables
- 10 - Plots - Visualizing your data with pgfplots
- 11 - Draw pictures in code with pgf/tikz
- 12 - Electric circuits with circuitikz
- 13 - Source code highlighting in LaTeX using the listings package (lstlisting)
- 14 - Circuit diagrams in LaTeX - Advanced features