Lviv IT Arena is a conference specially designed for programmers, designers, developers, top managers, inverstors, entrepreneurs and startuppers. Annually it takes place at the beginning of October in Lviv at Arena Lviv stadium. In 2016 the conference gathered more than 1800 participants and over 100 speakers from companies like Microsoft, Philips, Twitter, UBER and IBM. More details about the conference at itarena.lviv.ua.
31. Hardware sources
Chinese stores:
Aliexpress, Dealextreme, and many more.
Crowd sourcing sites:
Indiegogo, Kickstarter and Crowd Supply.
Hardware blogs:
hackerboards.com
cnx-software.com
Documentation and training:
adafruit.com
seeedstudio.com
33. HOMIE
Benefits and main features
• JSON based protocol on top of MQTT
• Some useful rules and recommendations to follow on your firmware's
• Formal device definition
• Simple and easy
• Useful libraries: python, nodejs, Arduino, etc.
• OTA updates
https://github.com/marvinroger/homie/tree/master
https://github.com/marvinroger/homie-esp8266/tree/v1.5.0/docs