Here you can find some useful links of a wide range of topics.
TRM-DOPPLER Installation Cookbook: A quick
cookbook to install from scratch Tom Marsh's new Doppler tomography
software in a Linux machine.
MOLLY COOKBOOK: How to prepare a series of spectra for use of Doppler tomography in
STIS_PHOTONS: Program that assing wavelengths to individual photons of data products HST/STIS TIME_TAG event files.
My Python tricks: Few lines of code I use over and over again and still unable to remember.