Blog

Order Out Of Chaos – Maintaining ordered processing of messages in AKKA actors

Al Iacovella | February 16, 2014

The reactive paradigm is a wonderful thing. The basic idea is that a reactive application, as much as possible, is asynchronous from beginning to end. It should be event driven, fault tolerant, scalable and responsive. Writing an asynchronous application, however, has it’s own set of unique challenges. In this post I’ll demonstrate an approach we took to solve the challenge of maintaining a definite order, specifically when performing database updates in asynchronous code within an actor.

Twilio SMS Receive – Crazy Simple

Eric Snyder | February 11, 2014

Twilio is a cloud based service that enables you to programmatically make and receive phone calls and SMS messages using their simple API. We’ll see how to receive and send SMS messages using Twilio and a simple Django app.

Effective Testing: Don't Read the Spec First!

Mike Richardson | February 7, 2014

By acting like a first-time or uneducated user of a system, I’m more likely to come across errors not found on the system’s “happy path”, often turning up more “page not found” or “an error has occurred” messages.

Google's new Mobile Chrome Apps framework, what is it?

Nicolas Kijak | January 30, 2014

Google has announced and released a preview for porting Chrome Apps to mobile devices. Tentively called Mobile Chrome Apps the whole thing can be found over at Github. What this does is bring most the Chrome Web app API to Android and iOS. It does that by wrapping up cordova/phonegap with some custom plugins in a tool that allows import of those existing web apps.

Using Node.js and Charles Proxy to Mock a Server API

Steve Smith | January 17, 2014

In this post, I’ll walk through the steps to create a simple iPhone app that interacts with a public API, using Node and Charles to simulate an error response. This post assumes some experience writing iOS code, but all the source code will be available on GitHub…

ANTLR4 Grammar

Tracey Welson-Rossman | January 16, 2014

Charioteer John Shepard recently wrote about ANTLR4 Grammar on his blog. Read more inside.

Android Data Sync

Eric Snyder | January 10, 2014

If you have an Android app that 1) reads and/or writes data from a SQLite database and 2) needs to update that data periodically from another source, say a RESTful web service then one approach you can take is to hook into the Android Sync Service. I recently created an Android project with a Sync Adapter to consume and publish data to a simple Go RESTful web service and I’d like to share what I’ve learned.

Javascript's Modern Web Tools – Bower

Ken Rimple | January 1, 2014

In our second tutorial on modern Javascript tools, we delve into the client-side browser dependency manager, Bower.

Javascript's Modern Web Tools – Node Package Manager

Ken Rimple | December 30, 2013

The Node Package Manager, or npm, is one of the most useful utilities downloaded with NodeJS. It is used to install various Javascript tools and libraries, including web frameworks like Connect and Express. This tutorial shows you how to get started with the npm tool.

Javascript's Modern Web Tools – Introduction

Ken Rimple | December 23, 2013

If you’re used to writing jQuery scripts and trying them from your browser, you’ll probably be surprised to know that over the past few years, tools have cropped up to make the old browser language more enterpris-ey. This multi-part tutorial series shows you how the world of Javascript tooling has invaded and provided ways to handle dependency management, build processing, and application assembly in a whole new way.

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