# Day 35: 100 Days of Code

### API Authentication:

Api key to authenticate.

### Environment Variables:

Use for :
- Convenience 
- Security

Used to store keys and other varaibles seperate.

[Rain Alert:](https://github.com/maryambiibii/100DaysOfCode/tree/main/Day35)

Build SMS rain alert using [OpenweatherMap](https://openweathermap.org/api/one-call-api) and [Twilio](https://www.twilio.com/try-twilio) API.

![Screenshot_20220306-142402_Messages.jpg](https://cdn.hashnode.com/res/hashnode/image/upload/v1646560116635/RZ-UJ532e.jpg)