The digest of interesting materials for Mobile Developer # 170 (September 5-11)

The iPhone 7 lost its headphone jack, but it acquired a second camera and a new processor, the presentation of Apple Watch Series 2 and AirPods, games like business, designers and developers are just a small part of the new big digest. Welcome!

Calculating 1,000,000 characters of Pi. On iphone

The history of its computation takes more than 2 thousand years, and the accuracy of computations varies from 256/81 in ancient Egypt and 339/108 in the Vedas, to Jamshid al-Kashi, who calculated 16 characters in the 15th century. What is at least the story of William Shanks, who spent 20 years calculating 700 characters of Pi, but then it turned out that in the second part of the calculations he was wrong ... But the text is not about that, but about algorithms. It became interesting, is it possible to calculate Pi on the iPhone? And if so, with what accuracy?

What interesting things have I learned in two years of developing and promoting a mobile game

Since last publication - “What I have learned from my mistakes or how to make the second game better”, 2 years have passed! Today I will talk about what's new, I tried to promote, monetize the application, and of course what came of it.

DisQwerty: you do not need more than one button to type

As I wrote here, I developed a keyboard for people with very severe movement disorders, who can press only one button. Probably you need to immediately make a reservation that this is not a unique development and such keyboards exist in many operating systems in standard programs of on-screen keyboards. However, my design includes unique features. I will tell you about them and how they appeared.
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