Flask Raspberry Pi Repo

Uses nanpy to control motors with a slave arduino

Installing with virtualenv

sudo python3 -m pip install virtualenv
python3 -m venv .env
source .env/bin/activate
pip install -r requirements.txt 

Starting up the application

Use cron to run the application via startapp.py

...
...
@reboot /home/pi/Documents/serversidepi/app.py >/home/pi/logs/pythonlog 2>&1

Starting the camera

Create a file in

/etc/init.d

For example

/etc/init.d/superscript

place the startup of the camera inside the superscript e.g.

sh /home/pi/Documents/RPi_Cam_Web_Interface/start.sh >/home/pi/logs/cameralog 2>&1

Use python with git

A cool toy!

GitPython

Logging in with MySQL

use command mysql -p -u root

and then type in the desired password

Mock databases

weather

Database readme info

https://github.com/PyMySQL/PyMySQL this is your bible!!!

Using Postgres

connect to database in postgres shell \c weather

delete first few records

DELETE FROM data;

SQL used to create database

create table data (date varchar(20), temperature varchar(20), pressure varchar(20), humidity varchar(20));

Database more info

http://pymysql.readthedocs.io/en/latest/user/examples.html

Machine learning tutorial for raspberry pi

TOTO: integrate this

https://www.pyimagesearch.com/2017/12/18/keras-deep-learning-raspberry-pi/

Server sent event information

Always prefix a sse response with:

'data: insert a random string'