https://learn.adafruit.com/halo-energy-sword/code
The project’s basic flow is: write or open the sketch in Arduino IDE → compile and upload it to the Feather board → use the phone app over Bluetooth to control the NeoPixel LEDs. The sword’s Feather board runs the program and drives the LED strips inside the blades.
| # Ubuntu is using Wayland for display and Wayland must not allow screensharing. | |
| # You update the following config: | |
| sudo nano /etc/gdm3/custom.conf | |
| # ...and then UN-comment the line... | |
| WaylandEnabled=false | |
| # ...then save and exit |
Reference: Sequelize docs on association
Let’s say we have two models: Films and Festivals
We know that a film can be shown at many film festivals and that, conversely, a festival can show many films. This is what is known as a many-to-many relationship.
Knowing this, we can set up our associations:
