Examples

Front-End

• fetch(), appendChild() and createElement()
• fetch(), POST from <form>
• Likes Example
• Pokemon: CRUD fetch() and Rails backend (target is given to an whole div with buttons inside, when buttons clicked event.target points at that button.)

General JS

• Destructive Non-Destructive
• Array of functions()
• Using Functions as First Class
• map and reduce inner workings
• map, reduce, find on a Record-Oriented Programming example
• Functional Programming Raw Functions (and Module Pattern)