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JavaScript

Showing 19-27 of 86 results
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ActiveResource.js: Building a Powerful JavaScript SDK For Your JSON API, Fast

by Nick Landgrebe

As simple as your RESTful API may be, even internal users will want a JavaScript package that will do all the heavy lifting for them. Why build each CRUD request by hand, or worse, deal with related resources using custom code for every scenario? With ActiveResource.js, you don't have to.

13 minute readContinue Reading
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As a JS Developer, This Is What Keeps Me Up at Night

by Justen Robertson

JavaScript is an oddball of a language with numerous approaches to almost any problem. When ES6 added the "class" keyword, did it save the day or just muddy the waters? In this article, Toptal Freelance JavaScript Developer Justen Robertson explores OOP in modern JS.

11 minute readContinue Reading
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Is It Time to Use Node 8?

by Youssef Sherif

Node 8 has brought significant performance and feature upgrades. Should you use it on new projects? Is it worth upgrading existing codebases? In this article, Toptal Freelance JavaScript Developer Youssef Sherif gives a tour of Node 8's biggest changes and what they mean for your project.

13 minute readContinue Reading
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Option/Maybe, Either, and Future Monads in JavaScript, Python, Ruby, Swift, and Scala

by Alexey Karasev

If you're searching for the holy grail of bug-free code in JavaScript, Python, Ruby, Swift, and/or Scala, look no further! This monad tutorial by Toptal Freelance Functional Programmer Alexey Karasev takes you from category theory to the practical implementations of the Option/Maybe, Either, and Future monads, plus a sample program—in all five languages.

23 minute readContinue Reading
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The Ultimate ENS and ĐApp Tutorial

by Radek Ostrowski

The Ethereum Name Service is a blockchain-backed alternative to the internet's traditional Domain Name System. If you own a .eth domain, you can deploy smart contracts that let users set up their own subdomains—but then, of course, you'll want a corresponding ĐApp to make it user-friendly. In this tutorial, Toptal Freelance Ethereum Developer Radek Ostrowski provides complete coverage of this scenario, this time with a focus on ĐApp development.

11 minute readContinue Reading
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Dive into React Native for Android Development

by Alexander Pataridze

Despite initial skepticism, React Native is very much in demand today! In this article, Toptal Freelance React Native Developer, and former React Native skeptic, Alexander Pataridze talks about why he became a React Native advocate instead and introduces us to the technology by illustrating four use-cases.

14 minute readContinue Reading
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Creating a Secure REST API in Node.js

by Marcos Henrique da Silva

As patterns go, REST APIs are so useful and ubiquitous that every web developer, regardless of language or platform, should know how to build one. In this article, Toptal Freelance JavaScript Developer Marcos Henrique da Silva shows how to create a simple and secure REST API for user management on Node.js.

13 minute readContinue Reading
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Web Scraping with a Headless Browser: A Puppeteer Tutorial

by Nick Chikovani

In this article, Toptal Freelance JavaScript Developer Nick Chikovani shows how easy it is to perform web scraping using a headless browser. Specifically, he provides a Puppeteer tutorial, going through a few examples of how to control Google Chrome to take screenshots and gather structured data.

10 minute readContinue Reading
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Hot Module Replacement in Redux

by Shaojiang Cai

Hot module replacement is one of the most useful features offered by Webpack. It allows all kinds of modules, including JSON, CSS, and JS files, to be updated at runtime without needing a full refresh. In this article, Toptal Freelance JavaScript Developer Shaojiang Cai demonstrates how to use Hot Module Replacement in Redux.

5 minute readContinue Reading

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