Tracking Users in a Chat App with LiveView, PubSub Presence
Use Phoenix Presence in your LiveView to track user state with just a few lines of code.
ElixirConf 2019 Announcement
Join us this year at ElixirConf 2019 for the first ever Elixir School workshop!
TIL Using Erlang Ports
17 Apr 2019 in Today I Learned
Use Ports and GenServers to communicate from your Elixir app to processes running outside the Erlang VM.
Building Real-Time Features with Phoenix Live View and PubSub
Integrate Phoenix PubSub with LiveView to build real-time features capable of broadcasting updates across a set of clients.
TIL Ecto Constraints and Validations
25 Mar 2019 in Today I Learned
Let’s take a look at how Ecto handles these two ways of ensuring data integrity
Walk-Through of Phoenix LiveView
19 Mar 2019 in Today I Learned
Learn how to use Phoenix LiveView for real-time features without complicated JS frameworks.
Elixir Supervisor Strategies
21 Feb 2019 in Today I Learned
Learn the ins and outs of Elixir’s 3 supervisor strategies
TIL GenServer's `handle_continue/2`
15 Feb 2019 in Today I Learned
Support non-blocking, async GenServer initialization callbacks with OTP 21’s nifty handle_continue/2!
Deploying our `Plug.Router` application to Heroku
Want to put your app in the real world? Today we do it with Heroku!
TIL about `Process.send_after/4`
07 Feb 2019 in Today I Learned
Want to schedule something to run later? Need a reocurring task? Today we learn how!
Building web apps with Plug.Router
When it comes to building a web application with Elixir many people will immediately reach for Phoenix.
However, did you know Plug.Router is just as viable an option?
Sometimes, it can be even faster.
Understanding Recursion with Elixir
De-mystify the concept of recursion and gain a deeper understanding of how and why to use it by writing our very own recursive function in Elixir.
Connecting Elixir to Kafka with Kaffe
A codealong to help connect Kafka to your Elixir project with the wrapper Kaffe.
TIL How to Run Tests for One Child App in an Umbrella
17 Dec 2018 in Today I Learned
Run all of the tests, or just a specific tests, for a given child app in an umbrella application with this handy command.
TIL How to Run Ecto Migrations on Production
16 Dec 2018 in Today I Learned
What to do when you can’t use mix ecto.migrate
TIL about ExUnit's capture_log option
12 Dec 2018 in Today I Learned
Capture the output from Logger to clean up your test runs
TIL about `IO.inspect/2`'s `:label` opt
04 Dec 2018 in Today I Learned
Did you know you could label your output? Neither did we! Check out today’s TIL to learn more.
JWT Auth in Elixir with Joken
Use Joken and JOSE for a light-weight implementation of JWT Auth in your Elixir web application.
Reviewing Elixircards
Elixircards show us how modern learning tools should work through their Elixir Decks.
A brief guide to Ecto.Multi
Learn how to compose and execute batches of queries using Ecto.Multi.
Umbrellas: only when it rains?
A look at umbrella applications and how they can help us write cleaner maintainable code.
Agnostic Version Management With asdf
Take a dive into flexible version management of Elixir, Erlang, and OTP with asdf!
Reviewing Functional Web Development with Elixir, OTP, and Phoenix
Lance Halvorsen shows us how to build our a guessing video game from the ground up using Elixir and OTP. In the end, he shows us how to build a fully working UI experience with Phoenix, Presence and Channels.
Ecto query composition
Follow along as we look at how to dynamically compose Ecto queries using pattern matching and reduction.
Configuration Demystified
We attempt to clear up some confusion around configuration by looking at the different types, the roles they play, and a different approach we could take.
Reviewing Elixir in Action, Second Edition
The first installment in our new series looking at, and reviewing, different learning materials available to the Elixir community.
Just the beginning
Announcing the official Elixir School blog: Appendix. Follow along to learn more about Elixir, functional programming, in addition to tips and tricks you can take advantage of when building Elixir applications. Join us to learn more!
A look at Elixir 1.6
Follow along as we take a peek at what’s inside the latest Elixir release. Learn more about the all new code formatter, exciting dynamic supervisors, and changes coming to your code editors that make working in Elixir even better!