Mattie Behrens on Atomic Spin

Developer Tools, iOS / OS X

Developing on OS X Inside Vagrant

Leverage templates for Packer to build an OS X Vagrant box to develop OS X applications without risking the good working order of your Mac.

Development Practices

Swiss Cheese and Pair Programming

How Swiss cheese makes a useful metaphor to explain how pair programming creates better software.

Development Practices

5 Questions to Ask When Bringing in Third-Party Code

Selecting libraries is not a task to be taken lightly. The right one can offer a lot of value, but wrong one can create a lot of pain.

iOS / OS X

Tall Trucks, Low Bridges, and iOS Geofences

Adding geofencing to an iOS app — permissions, implementation, and entries/exits with Objective-C.

Developer Tools

Creating Man Pages in Markdown with Ronn

Ronn is a fantastic, simple tool that leverages the Markdown you use every day to create man pages for your command-line software.

Development Practices

Using Reflection to Test Complex Objects

Testing large, complicated Java objects can be done with reflection instead of by writing lots of redundant and error-prone tests.

Swift

Getting Started Using C Libraries from Swift

Techniques for getting started with C libraries from Swift, using Apple's CommonCrypto library as an example.

Web Apps

Trace Writes inside Selenium Tests

Selenium-driven integration tests are useful, but can be challenging to debug. Here's a simple way to log trace writes right into your test runner.

Personal Optimization

Understanding the 3 Main Types of Encryption

An overview of symmetric encryption, asymmetric encryption, and hashing — how they work and why you need all three to create secure systems.

Development Practices

Turning Asynchronous Networking Inside-Out

Using Python's new asyncio library, we see how coroutines dramatically simplify asynchronous networking code vs. callback-based asynchronous implementation.

Mattie Behrens

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