Creating SMS alerts
Sometimes you need alerts that are more immediate than an e-mail. When a critical service goes down, you don't want to miss it because you eschewed carrying a smartphone and your laptop wasn't near by.
SMS messaging is a fantastic way to send default alerts and is in many ways the spiritual successor to the pager. SMS has the advantage of being almost universal and it is virtually impossible in this day and age to find a cell phone that does not support it.
Unlike e-mail, you cannot run a local SMS server to send messages directly; instead, you need to sign up with an SMS gateway, which will route your messages to the various mobile phone providers. In this recipe, we're going to use Twilio (https://www.twilio.com). Twilio supports ...
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