Ben Chuanlong Du's Blog

It is never too late to learn.

Tips on JupyterLab

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

General Tips

  1. You might lose data if you edit a notebook in multiple places (e.g., in different browsers or on different machines)! If you do have to work on the …

Tips on "sed"

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

It is suggested that you use Python script as an alternative to sed for manipulating text files unless you have to stick to shell script.

  1. Add #!/bin/bash to the first …

Tips on Virtualbox

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

sudo mount -t vboxsf -o uid=$(whoami),gid=$(whoami),fmask=177,dmask=077
  1. If the graphics resolution is not correct and you cannot see the whole desktop when installing a Linux …