"Science and Math tutor, Ivy League trained, decades of experience"
...Used it for infrastructure projects, database manipulations, and data science. Was lucky to have Mark Jason Dominus teach regular expressions when we were both at Penn. I have used UNIX
since the 1980's, first at Digital Equipment Corporation in R&D, and then to build two nationwide store and forward networks for electronic mail. I have written...
10+ subjects, including UNIX