Mobile

Showing 1-8 of 103 results

Write Once, Deploy Everywhere: When to Go Native?

by Joel Frank

Writing multiple native applications for different mobile platforms can be a daunting task, but taking a non-native approach comes with pitfalls of its own. In this article, Toptal Mobile Developer Joel Frank outlines the concept of Write Once, Deploy Everywhere (WODE) and explains how to choose the right development path for your project.

13 minute readContinue Reading

Keep It Encrypted, Keep It Safe: Working with ESNI, DoH, and DoT

by Brian Wojtczak

Internet privacy's cutting-edge technology includes encrypted server name indication (ESNI) and encrypted DNS in the form of DNS over HTTPS (DoH). Find out what they are, why they exist, and how they work.

11 minute readContinue Reading

How to Approach Wrappers for Swift Properties

by Alexander Gaidukov

A property wrapper is a generic structure that encapsulates read and write access to the property and adds additional behavior to it. We use it if we need to constrain the available property values, add extra logic to the read/write access (like using databases or user defaults), or add some additional methods. In this article, Toptal Freelance iOS Developer Alexander Gaidukov demonstrates Swift 5.1’s new @propertyWrapper annotation—a more elegant solution.

7 minute readContinue Reading

Haxe Review: Haxe 4 Features and Strengths

by Kevin Bloch

The quietly growing number of serious Haxe projects have something new to contend with: the first major compiler release in over three years. What does Haxe 4 bring to the table?

10 minute readContinue Reading

Building Reactive Apps with Redux, RxJS, and Redux-Observable in React Native

by Sourabh Verma

While Redux is a great state management solution, it doesn’t support asynchronous behavior by default. A way around this is to use redux-observable, based on RxJS - a powerful library for reactive programming in JavaScript.

9 minute readContinue Reading

Accelerate with BERT: NLP Optimization Models

by Jesse Moore

For a successful natural language processing project, collecting and preparing data, building resilient pipelines, and getting "model ready" can easily take months of effort even with the most talented engineers. But what if we could reduce the data required to a fraction? In this article, we’ll cover how transfer learning is making world-class models open source and introduce BERT (bidirectional encoder representations from transformers). BERT is the most powerful NLP “tool” to date. We’ll explore how it works and why it will change the way companies execute NLP projects.

6 minute readContinue Reading

Build with Confidence: A Guide to JUnit Tests

by Nikhil Bansal

In an age of continuous delivery, Java developers have to be confident that their changes don't break existing code, hence automated testing. There's more than one valid approach to it, but how can you keep them straight?

10 minute readContinue Reading

How to Build a Role-based API with Firebase Authentication

by Joaquin Cid

Nearly every app requires an authorization system on top of an authentication system. We often need a fine-grained permissions model to allow only specific users to access certain resources while simultaneously restricting access for everyone else. In this tutorial, Toptal Freelance Firebase Developer Joaquin Cid teaches how to build just such a system. Called a role-based authentication, we’ll learn how to implement this system in an API using Node.js and Firebase.

13 minute readContinue Reading

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