Tagged: React Native

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Offline First Apps for Indians – Part 1

Table of Contents1 CouchDB and Cloudant by IBM2 React Native and PouchDB3 Footnotes In 2015 I drove across India. It involved some of the most developed areas to very remote places. In some places it was difficult to get couple of hours of electricity. Connectivity was very patchy and in some places non-existent....

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Reverse Engineering iTag – A Bluetooth Low Energy Button

Couple of weeks back I bought a few iTags. These are simple BLE buttons. They have a small led, a button and a buzzer. CR2032 – a 3v coin cell battery powers it. Since they are Bluetooth Low Energy devices, a single cell can power them for years. It’s easy to change batteries...

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Expo.io – Building Android and iOS Apps using React Native Made Easy

I have used MIT’s AppInventor in class rooms. All non-professional programmers appreciate how easy it is to use AppInventor to create apps. I have also seen lot of professionals using it to create one time use apps including me. It’s a great tool except you can’t generate an iOS app. On the side...