wifi and ppa update // diesel actix-web rocket

 https://qiita.com/chikoski/items/b6461367e8c3875bb235 :: nightyl install
https://qiita.com/yukinarit/items/c5128e67d168b4f39983 :: webapi  tutor
https://qiita.com/kenmaro/items/07735625858e9333fc83#serde%E3%81%AEcrate%E3%82%92%E8%BF%BD%E5%8A%A0%E3%81%99%E3%82%8B::base
----------------------------------------------------------------------------------------
https://mshr-t.hatenablog.jp/entry/2019/06/10/032205　ｍｙｓｑｌでうまくDieselでき
diesel cli は別にインスト要した　mysql,postgres,sqliteそれぞれライブラリのインストが必要

https://qiita.com/atsuk/items/c04fffe4ed0e73a67cd0 :: actix-web manual...

 https://dev.classmethod.jp/articles/actix-web/ ::actix-web
ll https://qiita.com/yukinarit/items/c5128e67d168b4f39983　：：　rocket-webapi

----------------------------------------------------------------------------------------------

 https://blog.techlab-xe.net/linux-use-usb-wifi-2016/ ::wifi install memo

https://qiita.com/nyanchu/items/a8cfc5cf627d70d798bf :: ubuntu apt update memo