Erlang · Easy

Lesson 1 · On the house

List comprehensions

Generators, filters, multiple generators, pattern filters, and binary comprehensions.

Lesson 2

Records

Named tuple fields with -record, defaults, access, update, and pattern matching.

Lesson 3

Errors: error, throw, exit

The three exception classes, try...catch with Class:Reason:Stacktrace, and after.

Lesson 4

Spawning processes

spawn, self(), Pid ! Message, and lightweight processes with isolated memory.

Lesson 5

receive, timeouts, and selective receive

Pattern-matched receive, after timeouts, flushing the mailbox, and server loops.

Lesson 6

Modules and exports

-module, -export, compiling with erlc, calling Module:Function, and local vs remote calls.

Lesson 7

Bit syntax

Construct and match binaries field by field with sizes, types, and endianness.

Lesson 8

Higher-order functions and closures

Funs that return funs, closures over variables, foldr, and composing functions.

Lesson 9

Sets, queues, and ordered dictionaries

sets, ordsets, queue, gb_trees, and proplists for everyday data.

Lesson 10

Timers and time

timer:sleep, erlang:send_after, monotonic time, and measuring durations.