Rootstrap Blog

Tag: natural language processing

Total 2 Posts

How To Build An App Like Duolingo

Duolingo came on the scene in 2011 operating as a teach and translate language learning app. It has since transformed into a $700+ million business, and become the first EdTech app to top $140 Million in annual revenue.    Pretty good numbers, for a language learning app that still doesn’t charge

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How to Improve Ruby on Rails Apps Searches with Elasticsearch

Introduction When it comes to apps with a lot of data, some SQL queries take more time than expected, especially when we want to search text through several model attributes. This most commonly happens with e-commerce stores, but these kinds of complex queries can happen in social media apps or

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