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Make sure public facing URL has nil prove query string

Facebook and some browser auto convert empty query string to nil

Error Facebook

Posted by Calvin Chieng on November 7, 2020, 15:44

Making a Facebook Messenger Bot

A bot that do simple math calculation

Guide Rails Facebook API Chatbot

Posted by Calvin Chieng on August 5, 2017, 18:11

Open graph tags for Facebook

Define how Facebook crawler sees your page and how your page looks like as a post on Facebook

Snippet Facebook Meta Open graph SEO

Posted by Calvin Chieng on September 1, 2016, 16:51