Can We Detect PixelJihad Steganography?

In my last post, I created a visualization of where information is hidden in an image using a steganographic tool called PixelJihad.  In this post, I’ll talk about a rudimentary method of searching for the pixels that may be hiding information.  This is our...

Found on GitHub: CargoBay and SkyLab

Matt Thompson, the creator of AFNetworking framework and the wonderful NSHipster.com recently released a couple new open source projects on GitHub that look really useful for iOS developers. CargoBay is a wrapper around the StoreKit APIs that makes working with In App...
Custom fields in Rails

Custom fields in Rails

What approach do you take when adding dynamic attributes to model objects stored in a traditional database?  Let’s say a bug model with static fields like name and species also needs to support any number of additional dynamic fields specified by different bug...

Smarter Things

A few months ago I took a look at some projects and apps that look to connect everyday devices to the Internet – part of the growing Internet of Things or IoT. In just a few months a lot has happened and there are some exciting new projects and events taking...

Digital Flintstones

Architect Michael Graves wrote an op-ed in last Sunday’s New York Times that raised my hackles perhaps more than it should have. He starts from the premise that some in his profession have declared that the act of drawing is dead in architecture, replaced in its...