Things I have to google them again and aggin…

Linux commands that I always forget how to use correctly

Rsync

• Specify a non-default port for ssh shell:

  rsync -e 'ssh -p [port]' ...

Preferred Haskell Libraries

Some libraries I will prefer when there is a need to do corresponding tasks.

Option parser

• optparse-applicative

Hash / Crypto

• cryptonite

to be continued