Goodbye MongoDB, Hello PostgreSQL

This brings me to the requirements of a good database, more specifically the requirements Olery has. When it comes to a system, especially a database, we value the following: Consistency. Visibility of data and the behaviour of the system. Correctness and explicitness. Scalability.   Source: Goodbye MongoDB, Hello PostgreSQL

Building OS X Drag and Drop Playgrounds — Erica Sadun

Unlike older solutions, XCPlayground’s interactive live views don’t require pop-up windows. You don’t have to do anything special to make the page application run with a different priority. Just open the assistant and the app is there, running, and interactive. Source: Building OS X Drag and Drop Playgrounds — Erica Sadun

Strongly-Typed GET and POST Calls with NSURLSession – Grok Swift

Previously we used NSURLSession data tasks to make some REST requests to a web service. Today let’s clean that up by building a higher layer of abstraction by mapping the JSON to a strongly-typed class. Source: Strongly-Typed GET and POST Calls with NSURLSession – Grok Swift

Using types to keep yourself honest

This post explains how you can take advantage of Swift’s type system to make your programs more expressive and robust. Source: Using types to keep yourself honest

A Neural Network Playground

Tinker With a Neural Network Right Here in Your Browser.Don’t Worry, You Can’t Break It. We Promise. Source: A Neural Network Playground