Mobile

Showing 1-8 of 92 results

Make Your App Profitable—Leverage Mobile Analytics

by Matthew Knippen

Building a mobile app isn't cheap—and the harsh reality is that most apps fail. Find out how to leverage fundamental analytics metrics to make sure your app actually turns a profit.

11 minute readContinue Reading

Benchmarking A Node.js Promise

by Omar Waleed

You can just write sequentially executed code in JavaScript, but should you? In this article, Toptal Freelance JavaScript Developer Omar Waleed tests the widespread Node.js belief that synchronous code degrades performance and is, in a sense, just plain evil. Is this really true?

7 minute readContinue Reading

How to Implement T9 Search in iOS

by George Vashakidze

T9 predictive text has been around for ages, and it lost relevance with the advent of modern smartphones. However, T9 can still be a useful addition to certain types of apps on iOS. In this article, Toptal Swift Developer George Vashakidze explains why T9 can still be useful and practical, and how you can add it to your next iOS app.

8 minute readContinue Reading

Build a QR Scanner: A React Native Camera Tutorial

by Bassam Seif

Cross-platform mobile apps are increasingly being built with React Native. But how can you scan for QR codes and augment the user's camera view when they're present?

6 minute readContinue Reading

Flutter Tutorial: How to Create Your First Flutter App

by Nemanja Stošić

Google’s Flutter mobile SDK only recently made it to version 1.0, but it is already catching up with React Native in terms of market share. Flutter is also used to develop apps for Google’s upcoming Fuchsia OS. In this article, Toptal Java Developer Nemanja Stosic demonstrates how to create a simple messaging app using Flutter and Firebase.

9 minute readContinue Reading

Guide to Monorepos for Front-end Code

by Alexander Noel

A monorepository is a code management and architectural concept whereby you keep all your isolated bits of code in one super repository instead of managing multiple smaller repositories—like a single repository for your website and mobile apps. In this article, Toptal Freelance Front-end Developer Alexander Noel attempts to gather and explain as much information as possible about how and when to use monorepos.

8 minute readContinue Reading

Better Android Apps Using MVVM with Clean Architecture

by Abhishek Tyagi

Keeping your Android codebase maintainable as your codebase grows can be a challenge. In this article, Toptal Freelance Android Developer Abhishek Tyagi shows how to combine MVVM with Clean Architecture—the latter as described by Robert C. Martin—to write decoupled, testable, and maintainable code.

8 minute readContinue Reading

RxSwift and Animations in iOS

by Vadim Dagman

iOS developers love the power of UIKit, and animating a UIView is usually fairly easy. However, if you want to chain animations together and set up dependencies between them, your code can quickly become difficult to read with many nested closures and indentation levels. In this article, I’ll explore how to apply the power of a reactive framework such as RxSwift to make that code look much cleaner as well as easier to read and follow. My client wanted a story told through a sequence of animations rather than by playing a pre-rendered video, and with RxSwift, we easily tweaked it to perfection.

8 minute readContinue Reading

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