As the Internet of Things takes hold and more common appliances are run by software, people will be increasingly reliant on programmers’ ability to write good code. But how do we define “good code” or “good software”—and how do we get there? Stefano Rizzo explains eight requirements he thinks are essential.

Simulation has many advantages over physical device testing: It costs less, is more stable, and is easier to scale. So do we really need physical device testing for mobile products? The answer is yes and no. It depends on what aspect of quality you want to validate and where you are in the product lifecycle.

When new technologies are embraced and popularized, they usually fail sooner rather than later. The IoT, new architectures, and cloud systems are developing into perfect storms that will take time to develop and move on to maturity, finally providing calm, consistent conditions. How should you plan to fail?