Toptal Blog

The Toptal Blog is the top hub for developers, designers, finance experts, executives, and entrepreneurs, featuring key technology updates, tutorials, freelancer resources, and management insights.

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An iOS Developer’s Guide: From Objective-C to Learning Swift

by Marco Mustapic

After 6 years of improving and working on Objective-C, Apple decided to throw another challenge at developers. Once again, iOS developers will need to learn a new programming language: Swift. Swift 1.0 is already a stable and strong development platform, which is sure to evolve in interesting ways over the coming years. It is a perfect moment to start exploring this new language, as it is the future of iOS development.

10 minute readContinue Reading
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AngularJS Tutorial: Demystifying Custom Directives

by Eric W. Greene

One of the most capable, extensible and popular front-end frameworks is AngularJS, and one of the most useful components of the AngularJS framework is something called a directive. In this article, the four functions that execute as a directive is created and applied to the DOM will be explored.

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3D Data Visualization with Open Source Tools: A Tutorial Using VTK

by Benjamin Hopfer

How do we understand and interpret the huge amounts of data coming out of simulations? How do we visualize potential gigabytes of datapoints in a large dataset? In this article I will give a quick introduction to VTK and its pipeline architecture, and go on to discuss a real-life visualization example.

12 minute readContinue Reading
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The 5 Most Common Mistakes HTML5 Developers Make: A Beginner’s Guide

by Demir Selmanovic

It's been over 20 years since Tim Berners-Lee and Robert Cailliau specified HTML, which became the standard markup language used to build the Internet. HTML5 was supposed to finally solve our problems and become "one standard to rule them all (browsers)". This was probably one of the most anticipated technologies since creation of the World Wide Web.

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Simple Data Flow in React Apps Using Flux and Backbone: A Tutorial with Examples

by Alex Rattray

React.js is a fantastic library. It is only one part of a front-end application stack, however. It doesn't have much to offer when it comes to managing data and state. Facebook, the makers of React, have offered some guidance there in the form of Flux. I'll introduce basic Flux control flow, discuss what's missing for Stores, and how to use Backbone Models and Collections to fill the gap in a "Flux-compliant" way.

9 minute readContinue Reading
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The 10 Most Common Mistakes Web Developers Make: A Tutorial for Developers

by Demir Selmanovic

Today we have thousands of digital and printed resources that provide step-by-step instructions about developing all kinds of different web applications. Development environments are "smart" enough to catch and fix many mistakes that early developers battled with regularly. There are even many different development platforms that easily turn simple static HTML pages into highly interactive applications. All of these development patterns, practices, and platforms share common ground, and they are all prone to similar mistakes caused by the very nature of web applications.

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Introducing Hoodie: Full Stack Development for Front-End Developers

by Alvaro Oliveira

Hoodie is a progressive new library for front-end developers that adopts some remarkable new philosophies. Hoodie puts the control over app design completely in the hands of the front-end developers and user-experience experts, and frees users from the bonds of un-interruptible connectivity.

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MetaDapper: Data Mapping and Conversion Made Easy With the Right Tools

by Richard Rozsa

Data conversion, translation, and mapping is by no means rocket science, but it is by all means tedious. This article introduces MetaDapper, a .NET library that strives to simplify, streamline, and automate the data conversion process to the greatest extent possible.

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A Tutorial for Aspiring Google Glass Developers: Building Your First Glass App

by Demir Selmanovic

Google Glass promises to revolutionize how we use our devices to interact with the world. But from a developer's standpoint, what is so special about developing for the Glass? You'll be glad to know that the answer is "Nothing!" Here's a step-by-step tutorial that walks you through developing your first Google Glass app.

18 minute readContinue Reading

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