SkillsCast coming soon.

The first session of the beginners track starts with 'Agebraic Types'. By the end of this session you'll be very comfortable with types an dhow they can be used for practical purposes.

This session is based on this talk.

• Product types and sum types

interactive exercise - isFever function that handles degF and degC

interactive exercise - simple DSL for time
type TimeScale = Hour | Hours | Day | Days | Week | Weeks
type TimeDirection = Ago | Hence]

• Maybe and Either

• Single case DUs

• Simple state machines

• Designing for correctness. Make illegal states unrepresentable

interactive exercise - simple shopping cart

Handling errors with Either ("railway oriented programming") rather than exceptions interactive exercise - railway-oriented fizzbuzz

Code project: design the types for a blackjack game. Unions, tuples all over the place!

YOU MAY ALSO LIKE:

• Fast Track to F# with Tomas Petricek & Phil Trelford (in London on 9th - 10th September 2019)
• Understanding Parser Combinators: A Deep Dive - Audience Level: Beginner (SkillsCast recorded in April 2017)
• Functional Concurrency in .NET with C# and F# (in London on 9th - 10th September 2019)
• ProgNET London 2019 (in London on 11th - 13th September 2019)
• Haskell eXchange 2019 (in London on 10th - 11th October 2019)
• F#unctional Londoners July (in London on 18th July 2019)
• Workshop: Improving compile times (in London on 23rd July 2019)
• HTTP API patterns (SkillsCast recorded in July 2019)
• Being Evil with C# (SkillsCast recorded in July 2019)