Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!
xinstall jb -ic
Configuration
xinstall jb -c creates a copy of configuration file _config.yml in the current directory.
By default,
The configuration file _config.yml in the current directory (if exists) is used.
So jb build --config _config.yml *.ipynb is equivalent to jb build *.ipynb.