Choose Your Own Adventure Presentations: Wizard Mode Part 2 of 3

Choose Your Own Adventures Presentations

In the first part of our Choose Your Own Adventure Presentations Wizard Mode tutorial we set up the necessary code for separating authorized wizards from non-wizards. However, logging in and out of an application isn’t very magical. It’s time to write write some new spells in Wizards Only mode to allow us to deftly manipulate our presentations. Even Wizards Need Web Forms The Wizards Only mode… Read More

Receive Twitter Notifications by SMS with EventMachine and the Twitter Streaming API (Send and Receive Tweets Using SMS with Twilio Part 3)

I’ve been having fun with the Twitter and Twilio APIs recently. First was the release of a tool to send and receive Tweets using SMS and Twilio. In part 2 I started to dig into how the app was built, starting with how to send a Tweet with SMS. Now it’s time to look into how the other side works: how to send SMS notifications when… Read More

Passwordless SMS Authentication Using Xamarin


Let’s face it: passwords are a liability. If a password is easy enough to remember it’s probably not secure. This leads to using applications such as 1Password to manage very secure passwords for us. It’s not an ideal situation but it works. It works right up until major websites get their databases hacked. Chances are someone has seen one of your beloved passwords before. Take a… Read More

How to Send a Tweet with SMS (Send and Receive Tweets Using SMS: Part 2)

In a moment of outrage with UK mobile networks, I recently released a small app that you could use to send and receive Tweets using SMS and Twilio. In the next couple of posts I want to dive into the code and show you how I built it in only 62 lines of Ruby. We’ll cover setting the application up, webhooks and sending Tweets in this… Read More

Get Notified When Someone Posts An Article From Your Domain on Hacker News Using Node.js, Firebase and Twilio

Mobile phone text message or e-mail

Last October Hacker News launched their official API and I’ve been trying to find an excuse to play with it ever since. The idea finally hit me last week: what if I built an application that notified me via SMS whenever someone posted a link to my domain on Hacker News? Hacker News is known to drive a ton of traffic and I probably want to… Read More

Build an SMS queueing system using Azure and 100 lines of code


At Twilio we love to help out events by partnering with them to build apps that let the organizers and attendees communicate better. This year, for Silicon Valley Code Camp (SVCC) we partnered with organizer Peter Kellner to build an SMS-powered session change notification system that would alert attendees to sessions that had to be canceled or moved to a different room. The SVCC regularly draws… Read More

Choose Your Own Adventure Presentations: Wizard Mode Part 1 of 3

Mickey Mouse as a wizard. Photo by JD Hancock.

You’ve coded your way through the harrowing challenges of the first Choose Your Own Adventure Presentations tutorial. A sign lies in the road ahead. “PyCon has summoned you to give a Choose Your Own Adventure talk in Montreal!” it reads. ————— How do you proceed? If you choose to run from the PyCon challenge, close the browser window now. If you accept the challenge, prepare yourself… Read More

Bargain Hunter: Catch That Amazon Deal with Twilio


I love a bargain! And who doesn’t? Every time I buy anything online I find myself looking out for vouchers, promo-codes, or even cheaper prices on other sites. Nine times out of ten I end up buying what I want from Amazon for convenience and it’s normally cheaper anyway. But buying from Amazon and not trying to get the best deals out there seems a bit… Read More