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First steps in a wide, vast app world. Android developer guidance on user experience and process thinking

Creating apps on Android seems like a pretty straightforward task. Just take working solutions and put them on mobile devices. On about 11 thousand devices, to be exact. With different resolutions, screen densities and parameters. So users of every age category can install it on a system that gets a new version every year. Well, yeah, let's talk about it...
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API authentication using Devise and Doorkeeper (minimal setup)

Have you ever tried to setup Devise and Doorkeeper in the simplest possible way, without oauth applications etc? Here it is! In this article, I'll show you in a few easy steps that setup you searched for!
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Basic design patterns in Ruby on Rails

Not only as programmers, but in day-to-day life, we encounter some problems. Every person has similiar difficulties, and our society has found universal ways, **_patterns_**, to solve that problems. As programmers we also have problems, which can be solved by patterns.
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How to analyze competition’s tweeting patterns

Ever wondered what approach your competition has to Twitter? If so, I’ve got good news for you. It’s super easy to check what they post about and how often they do.
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From the red carpet to Silicon Valley. Meet 14 celebrities who invest in startups!

Sportsmen, rock stars, pop singers and actors eagerly invest in startups, especially in the US where both tech and entertainment industries are huge. There is a group of celebrities who've even launched their own funds. They know where to drop their dollars, that's for sure. Who invested in what and was it worth it?
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