Cizen is a library that supports building concurrent applications in Elixir. In this post, we try to start a million sagas and fire a million events with them. For our example, I introduce a saga we’ll define, RelaySaga, and Relay event, which has two fields message and number. …

Cizen is a library to build concurrent applications with a collection of automata which communicate with each other by events. In this post, we are going to create an application to do concurrent image processing with saving our CPU resource. In addition, we’ll do it by combining existing CLI tools. …

Cizen is an Elixir library to build applications with collections of sagas. Sagas communicate with each other by subscribing and dispatching events. In this post, we’re going to dive into the deep inside of the mechanism of event subscription and dispatching. First, we should know about filters. Each subscription has…

Do you know redux-pages? I guess you don’t know, so I’d like to give a description. Briefly, the reason to use redux-pages is to keep our application state clean. Only we want to know from the state is “what page is rendered?”, and not the page path. Paths don’t tell…