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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.

Burn rate is one of the simplest, yet most fundamental metrics that investors and startups focus on. It pertains to the total cash spend of the business per month, which demonstrates both growth progress and potential runway that the business has to survive. This article introduces the burn rate concept and the tactics that can be applied to optimize it.

On this week’s Design Talks we discuss research in action with Caitria O’Neill, a UX researcher at Airbnb. She studies people’s relationships with technology and how they behave with digital products.

Design thinking goes beyond the usual problem-solving focus of most UI and UX designers and adds the aspect of deep empathy for the user to the entire product design lifecycle, increasing the prospect of success.

Magento is an extremely popular eCommerce platform used by businesses of all sizes, so what can we do to make it faster and more efficient? In this article, Toptal Freelance Magento Developer Paul Mestereaga explains what you can do to improve the performance of your Magento site.

Code reuse turns lazy developers into efficient geniuses. Imagine if you could write the majority of your code once and run it on the web and native mobile—both iOS and Android.

In this article, Toptal Freelance Dart Developer Marko Perutović introduces us to the BLoC pattern, whereby you can isolate your business logic in pure Dart and reuse it in both Flutter and AngularDart.

It is quite common for financial reports to fall short of executives’ expectations. Accounting teams tend to focus on doing things the “right way” rather than asking readers of the financial statements what they want to see.

In this article, Toptal Management Consultant Scott Hoover demonstrates how to set up a chart of accounts and raise your organization’s financial reporting to the next level.

The letters used to construct our written languages have their own anatomical features. Here is a collection of lesser-known letter parts that every designer should be aware of (with an awesome infographic).

Startups play poker, large companies play chess. In this article, we compare and contrast project management for startups with enterprise project management. Different challenges and opportunities arise in both settings. The best project managers should be able to utilize their skill sets to achieve the maximum results in both environments.

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.

How do product teams avoid wasting months of valuable time building something no one wants? Apply the iterative validation principles of Lean UX and create products that their end users actually need.