Elixir

Several years ago I was experimenting with clustering Elixir/Erlang nodes. I remember it didn’t go smoothly, either because of a lack of good libraries/documentation or, simply, because of my limited experience in the area. Last week I gave it the second chance and was surprised at how simple it is. …

Some time ago we encountered a production issue: One of our Elixir applications suddenly started responding intermittently. …

In this post I’ll be explaining how to write composable Ecto queries to achieve filtering, sorting and limiting of items in a JSONB[] column (JSONB array of elements) The example we’ll be working with is of a stock keeping report that holds a list of SKU (stock keeping unit) items…

Data pipelines are a series of processes that move data from one stage of processing to the next. These processes can include collecting, cleaning, transforming, and storing or analyzing data. The goal of a data pipeline is to efficiently and effectively move data through these stages to make it available…

In the last post in the series, we added a custom router and enabled our application to dispatch subdomain requests to separate controllers which loaded different pages based on the domain requested. The posts in these series are: Part I: Working with subdomains Part II: Dynamic subdomain routing Part III…

To learn what a process is in Elixir, you must first know what a function is. For example, IO.puts/1 is a function that writes something to the screen. The function is called puts, it is in the IO module (input I and output O), and it takes one argument: iex(1)> IO.puts("Adolfo") Adolfo :ok Read more at https://dev.to/adolfont/whats-a-process-in-elixir-406h

I recently tried deploying my simple Phoenix/Elixir application on Fly.io, but boy did I hit some roadblocks along the way. Some of the resources I was using were outdated but gladly, I was able to deploy my app successfully! …