A new book, The One Device: The Secret History of the iPhone, chronicles the two year process Apple went through to create what became the template for the modern smartphone. Like it or not, the iPhone did change the mobile phone business significantly. But the design was not solely dependent on Steve Jobs. An anecdote from the book highlights how the device's success came about through iteration, hard work and a focus on the end user - all valuable lessons for today's developers.

Anyone who has been looking for a job remotely connected to development will have seen an excess of "scrum" or "agile" roles being advertised. Here's an infographic explaining the process that many startups have adopted.

Worried that development projects are perennially running behind schedule? The answer might be to think in terms of individual products, not long-running projects.