Programming

Wit.ai Explained — Part 1 — Bot Engine, Stories, and Actions

I’ve been experimenting with bots for a couple of years now and I’ve gone through IBM Watson’s Dialog API, api.ai and Wit.ai for NLU As A Service.

“Neatly” dealing with JSON.parse-d Hashes in Ruby

So you use some REST API that responds with JSON with a ton of nested objects and arrays, an example of this is the Google Maps Direction API.

Tiny jsonb gotcha in Rails

If you’re using Postgres 9.4+ in your Rails application, you get to create columns in the jsonb type, which lets you store non-relational data.

To do this, you add the column in a migration as usual, like so:

add_column :users…