Posts for Tag: tutorials

Named Arguments with Default Values in Elixir

Praveen Perera

May 11, 2016

2 min read

elixir, tutorials

Since Ruby 2.0 you can easily have methods that have named parameters with default values. Today I wanted to find the best way to do this in elixir. Below is what I came up with.

Using LetsEncrypt to Switch a Phoenix App Deployed with Dokku to HTTPS

Praveen Perera

February 18, 2016

1 min read

dev-ops, elixir, phoenix, tutorials

Do you have a Phoenix application deployed using Dokku? Then you have can switch to using HTTPS in less than 5 minutes.

Validate Ecto Unique Associations with Compound Indexes

Praveen Perera

November 12, 2015

2 min read

ecto, elixir, phoenix, tutorials

In this short blog post I want to show you how easy it is to use Ecto validations together with PostgreSQL unique indexes to validate the uniqueness of an association.

Complete Guide to Deploying Phoenix Applications using Dokku 0.4.0

Praveen Perera

September 25, 2015

3 min read

dev-ops, phoenix, tutorials

This is a complete guide on how to deploy a phoenix application to a VPS using Dokku 0.4.0. Dokku is built on docker and allows you to deploy apps using a heroku like workflow.