Today I talk about how I customize things that are printed when shelling into a Nerves target board (e.g., Raspberry Pi Zero W). TL;DR Find the rootfs_overlay/etc/iex.exs file in your Nerves project directory. Edit it as you want. Here is an examp...
I had held off setting up CI/CD (continuous integration and continuous deployment) for my personal Phoenix server. As it turned out, it was a lot easier than I expected. Today, I will briefly write up what I learned for future reference. I used Githu...
Today I put together one technique I find useful for writing test. That is to use data attributes for finding DOM elements in test. The same idea can apply to JavaScripting, but I focus mainly on Phoenix LiveView testing here because that is the one ...
I want to update HTML title every time users navigates in my LiveView app. I put together what I learned in this topic. According to Phoenix LiveView documentation, it is as easy as providing a title text to socket.assigns[:page_title]. defmodule Mni...
I wanted to throttle incoming requests to my Phoenix application. This is my note about how to set up a rate limiter in a Phoenix app. As I google, there is a nice library ExRated for setting up the rake limiter. The library does all the heavy liftin...
Today I am going to put together how to make a loading icon LiveComponent for Phoenix LiveView. Get a loader CSS First, I look for an open-source loader CSS because I am poor at designing and writing CSS. Luke Haas's Single Element CSS Spinners is ni...