Dovecot cannot deliver mail to root because its uid is less than the the configured `first_valid_uid` config param (doveconf -a | grep valid)
Soln is redirecting mail meant for root to another user (e.g. from file referenced by `alias_maps` if using Postfix) #til #buildinpublic

An annotated example of a simple recursive descent parser in Python.

github.com/programmer-ke/…

#Python #Parsing #buildinpublic