Leaving some notes on markdown for later reference:

code inline

# this is a python snippet
def say_hello(name):
    print('Hello, {}!'.format(name))
    return
say_hello('friend')
# > 'Hello, friend!'

Posts should be named YYYY-MM-DD-name-of-post.ext in _posts dir.

jekyll serve to live preview.

Aliases in brackets: Jekyll documentation