Coding Insights

Reactive programming is a programming style where the consumer reacts to the data as it comes in. Asynchronous programming is also called reactive programming. In reactive a programming observables are allowed to propagate event changes to registered observers. "The Observer pattern has done right. ReactiveX is a combination of the best ideas from the Observer pattern, the Iterator pattern, and functional programming." Building blocks for RxJava2.x Observables : Representing sources of data Subscribers (or observers) : Listens to the observables Methods : A set of methods for modifying and composing the data An observable emits items; a subscriber consumes those items. Observables : As mentioned above Observables are the sources for the data. Observable objects that emit a stream of data and then terminate. It can terminate either successfully or with an error. Subscribers : A subscriber objects that subscribe to Observables. An Observer receives a

More than 1 billion smartphones and 179 billion mobile applications downloaded per year, mobile development is certainly one of the innovative and rapidly growing sector. The mobile application market is arguably dominated by Google apps (Gmail, Maps, Search), Social media (Facebook, Instagram, Twitter, Youtube) and Gaming apps (Angry birds, Temple Run). Giants like Walmart, Bank of America and Amazon are using mobile applications for branding, improving customer engagement, direct marketing etc. This trend will continue in 2017 as well. There are lots of opportunities for startups and small companies. 1. AI will attract huge investment Industry analyst firms Granter and Forrester have revealed that there will be a 300% increase in investment in artificial intelligence. This is because business users now have unique and very powerful insights open to them. For example, giants like Facebook, Google and IBM are already investing in technologies (by acquiring startups) that would get