How to handle common data aggregation tasks in MongoDB as data scales

How to validate in-app purchases server side for Google Play apps


How to implement Expo In App Purchases and Subscriptions for iOS and Android

In-app purchases and subscriptions in 2021: Time for a change?

Create sets of themes and inject them as one object into React theme providers


Learn what conditionals are and how they are used in TypeScript

type ConditionalType = T extends U ? X : Y

How to use keyof, in, and extends keywords to type dynamic functions in TypeScript

Automatically persist and sync your Redux store on-device using Redux Persist

Working with audio clips in React Native and Expo AV

Expo AV: Reliable Native Audio Support

And calculating a forward pass for a logical AND network

Artificial Neural Networks: The Foundation of ML

Understanding common matrix operations used in deep learning

Introduction to Matrices

Matrices: Black boxes of multi-dimensional data

Ross Bulat

Programmer and Author. Director @ Creator of for iOS and Android.

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