CSS Modules allows you to define styles which are scoped to a component, rather than globally. This gives better encapsulation and portability, and fewer side-effects.
List of resources for ReactJS
Redux is a state management pattern for React (or any view layer, really), which uses a single-store pattern, and lightweight object immutability for fast view updates.
Stock Up aggregates several free stock photography sites into one search engine.
A walkthrough tutorial for creating a REST API service using the LoopBack framework.
LoopBack is a framework for building REST APIs. From StrongLoop, the folks that brought us the express framework.
With a few facts about your camera’s sensor, if you know the size of an object in your photo, you can calculate how far it was from the camera when the photo was taken.