Dart · Medium

Lesson 1 · On the house

Streams and await for

Stream<T>, async* generators, yield, await for, and listen.

Lesson 2

Generics with bounds

Generic classes and methods, extends bounds, and reified type arguments.

Lesson 3

Extension methods

Add methods to existing types, static resolution, and naming conflicts.

Lesson 4

Sealed classes and exhaustiveness

sealed hierarchies, exhaustive switch, and modeling results.

Lesson 5

Advanced patterns

List and map patterns, rest elements, guards with when, and if-case.

Lesson 6

Isolates and Isolate.run

Separate heaps, message passing, Isolate.run for CPU work, and what can be sent.

Lesson 7

Testing with package:test

test, group, expect matchers, setUp, and running dart test.

Lesson 8

Libraries, imports and pubspec

import as/show/hide, deferred imports, export, and dependency constraints.

Lesson 9

Functions as values

Closures, tear-offs, typedefs, function types, and callable classes.

Lesson 10

Generators: sync* and custom iterables

sync* with yield, lazy infinite sequences, and implementing Iterator.