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Ana Malinovic for AppSignal

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AppSignal’s Top 5 Elixir Posts in 2021

It's that time again: the yearly rundown of our very best Elixir articles!

So take some time to yourself and have a look over our top Elixir posts from 2021.

Top 5 Elixir Blog Posts in 2021 ⚗️

Building Aggregates in Elixir and PostgreSQL

This article describes the roles and implementation of aggregates in Elixir and PostgreSQL.

An Introduction to Metaprogramming in Elixir

In the first of this four-part series, learn some fundamentals of metaprogramming and Elixir metaprogramming secrets.

Three Ways to Debug Code in Elixir

Explore three common methods of debugging code in Elixir, as well as how to debug Elixir processes using trace and observer.

How to Test WebSocket Clients in Elixir with a Mock Server

Discover how to implement a long-running connection between two services with WebSocket, and then write unit tests for functionality.

Andddd...drumroll please - our top-performing Elixir post in 2021:

Under the Hood of Macros in Elixir

In the second part of our metaprogramming series, find out about the inner workings of macros in Elixir.

Our Special Mention for 2021

This goes to a post that didn’t quite make it into the top 5. It flew under the radar a little, but we think it deserves another look:

An Introduction to Testing LiveView in Elixir

In this two-part series, you'll get a comprehensive overview of how to test your LiveView applications in Elixir.

Happy Holidays ❆ ⛄

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See you in the new year!

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