Technology

Showing 1-8 of 518 results

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

Make Your App Profitable, Part 2 – Harnessing the Mobile Funnel

by Matthew Knippen

Subscription-based apps need a special approach when it comes to analytics. Learn how a variation on the traditional sales funnel helps you work with LTV, subscriber retention, and churn rates to make your app better—and more profitable.

10 minute readContinue Reading

Increase Code Maintainability with React Integration Testing

by Anton Rublev

Integration tests provide a lot of value considering the time and effort required for testing. React integration tests improve code maintainability, yet they don’t slow down development. In this article, Toptal Software Developer Anton Rublev demonstrates how you can harness the power of react-testing-library to create superior code without wasting time.

7 minute readContinue Reading

A Software Defined Radio Tutorial: Images from the International Space Station and Listening to Hams with an RTL-SDR

by Amin Shah Gilani

Radio has used fundamentally the same technology since Marconi’s experiments in 1895. However, improved circuit design and signal processing techniques have allowed us to transmit much more and much farther out than before. In this article, with a laptop and less than $30 worth of equipment, we’ll capture images transmitted from the International Space Station and listen to amateur radio conversations at a local repeater.

19 minute readContinue Reading

The Dart Language: When Java and C# Aren't Sharp Enough

by Star Ford

Five years after Dart 1.0, Google's rewritten open-source language is attracting increasing numbers of developers. What do C# and Java developers need to know to get started with it?

13 minute readContinue Reading

How to Approach Modern WordPress Development (Part 2)

by Andrey Shalashov

WordPress code, especially back-end PHP code, is often a mess—even in WP core! But legacy code is no excuse. Find out how to develop WP customizations the right way, so your code is readable and maintainable.

13 minute readContinue Reading

ELK to AWS: Managing Logs with Less Hassle

by Fabrice Triboix

The ELK stack boasts a range of impressive capabilities, but in some scenarios, it can be difficult to configure and maintain. In this article, Toptal DevOps Engineer Fabrice Triboix explains why he decided to shift to a serverless solution that requires less maintenance and allows for superior scaling.

9 minute readContinue Reading

Will JS Frameworks Spark a Front-end Revolution in 2020?

by Kevin Bloch

Are Vue.js, React, and Angular actually delivering a good developer and user experience, or are they used simply because they're the current de facto standard? Discover some exciting approaches to web development.

< 5 minute readContinue Reading

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