Ruby on Rails

S01E01.User authentication with Sorcery
S01E02.Local Time and Time Zone in Rails(1)
S01E03.Local Time and Time Zone in Rails(2)

Web HMI on Embeded PC

S01E00.Unboxing and Initialize OS
S01E01.Backlight, Buzzer, GPIO
S01E02.Serial Ports, CAN, Modbus
S01E03.Static IP, Video & Audio, File Upload & Download
S01E04.Dynamic Charts
S01E05.Development Environment Setup and Software Suggestion
S01E06.Run the Demo HMI Program
S01E07.Reinstall or Update OS of a Chipsee Panel PC