Ben Chuanlong Du's Blog

It is never too late to learn.

Tips on nbconvert

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

  1. Converting too many notebooks at the same (multiprocessing) causes zmq.error.ZMQError: Address already in use. The simple way to fix this issue is to limit the number of processes converting …

Recommendation of Credit Card Usage

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

Tips and Traps

  1. Avoid AMEX as it is nutorious for closing many customers' credit cards without valid reasons.

  2. Costco is a wholesale. It is not considered as a grocery or supermarket …