LOADING

Contravariance: intuition building and examples

This talk aims to equip the audience with the minimum required bagage to get comfortable working with contravariance.

Sophie Collard
About This Talk

Contravariance can throw many developers off the first time they run into it. This talk aims to equip the audience with the minimum required bagage to get comfortable working with contravariance. We'll begin by building up intuition for what it means for a type parameter to be in contraviariant position, before moving on to concrete examples.

more great talks

Might Be Interesting

Day 2
  —  
12:00 pm
arrow pointing right icon

Looking beyond the scope: Scala application from an external lens

Join me in a talk empowering you to build Scala applications that not only excel internally but also deliver optimal experiences from an external perspective.

Day 2
  —  
3:30 pm
arrow pointing right icon

Sounds of Scala.js

Drawing on 25 years of experience as a professional musician and record producer, this will be a beginner focused talk introducing the use of Scala.js and the web audio api for building Scala powered Web Audio Applications.

Day 1
  —  
9:30 am
arrow pointing right icon

Mirrors for operations, not data

I propose that we can extend Mirrors to operations, and use the most natural DSL of all - plain trait definitions.

See All Events
Join us!

We're looking for amazing speakers.
CFP is open till 10.01.2023

Fill in Call for Papers
location icon

Location

Centrum Konferencyjne POLIN, Poland
stay in touch icon

Follow Us

Contact Us