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Firebase Cloud Messaging invalid argument error when sending to more than 1000 devices

via Ruby FCM gem

Error FCM Google API Ruby

Posted by Calvin Chieng on November 7, 2020, 15:32

Generate dynamic content using Postman

Via Pre-Request Scripts

Guide Postman API Javascript

Posted by Calvin Chieng on January 7, 2020, 17:06

Rails API Authentication

None, Basic, Token and ApiKey Authentication

Snippet Rails Authentication API

Posted by Calvin Chieng on April 10, 2018, 17:02

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

Making a simple Telegram Chatbot

Accepting text inputs and render simple response

Guide Rails Telegram API Chatbot

Posted by Calvin Chieng on July 31, 2017, 11:16

Generate and validate request signature for HTTP APIs

To identify who is sending and the content received is what is intended to be sent.

Guide Rails API Signature

Posted by Calvin Chieng on June 11, 2017, 15:36