In Elixir code_change/3 is the callback that allows you to upgrade state in a GenServer process during a hot-code upgrade—but it didn’t work for me. Understanding how the erlang release handler finds processes to update helped me to figure out what was wrong and how to fix it.
A short rant against no-reply@ email addresses.
Words matter. Semantics are important.
How many CEOs actually use the products their companies create? The way some products are built suggests they aren’t.
Don’t keep adding items to your todo list that you know you really don’t intend to do.
How to change the Webpack configuration in Phoenix 1.4 from CSS to using SASS/SCSS
Getting started with Phoenix 1.4 is really quite easy.
Every now and then you want to pause a test so you can investigate the state of the world around it.
Enable Repo.count(query) in Ecto
How to benchmark a function in Elixir using benchfella