Search results for "node"

The plethora of tutorials on building Android apps may have you thinking that making a mobile app is simple. In reality, however, performance issues can be very complicated, and because performance plays a key role in making sure that your app stays on your users’ list of favorite apps for a long time, every little detail must be given full attention.

In this article, Toptal Freelance Software Engineer Tibor Kaputa shares some tips on how you can optimize some common performance issues and identify some of the bottlenecks in your Android app.

Feedback on an enterprise web app prompted an experiment. Could a WhatsApp chatbot replace it? Would people like it better? Would it be more useful?

Although CSS was meant to deal with styling, creating extraordinary layouts on the web has always been a unique challenge and almost always required the developer to resort to JavaScript. However, Flexbox is here to change that.

In this article, Toptal Freelance Software Engineer Diego Díaz walks us through the basics of Flexbox and some cool examples of how Flexbox can be used to build smart CSS-only layouts.

Database tuning can be an incredibly difficult task, particularly when working with large-scale data where even the most minor change can have a dramatic (positive or negative) impact on performance.

In mid-sized and large companies, most database tuning will be handled by a Database Administrator (DBA). But there are plenty of developers who have to perform DBA-like tasks; meanwhile, DBAs often struggle to work well with developers.

In this article, learn database tuning tips and how developers and DBAs can work together effectively.

Artificial intelligence is revolutionizing how medical images are acquired, analyzed, and interpreted. The transformation ushers in a new era of data-driven diagnostics and faster, more personalized patient care.

Good programming language frameworks make it easy to produce quality products faster. Great frameworks even make the whole development experience enjoyable. FastAPI is a new Python web framework that’s powerful and enjoyable to use.

WebVR is bringing virtual reality to our browsers, but how do we make sure we have enough computing power to deliver a good experience? How do we make the most of multi-core, hyperthreaded processors?

In part two of our series, Toptal Full-stack Developer Michael Cole explains the basics of browser edge computing and the role of web workers.

Texts are an integral part of user interfaces. In many cases, text annotation plays a vital role in grabbing the user’s attention or allowing the user to decorate and highlight the content they produce.

In this article, we walk through the ins and outs of an open-source JavaScript library built for annotating texts on the web.

Visual regression testing is not a new concept. Toptal engineers routinely use it, but with looming deadlines, they sometimes need to innovate and improvise.

This article demonstrates how Toptal QA specialists leveraged UI testing and Cypress to run visual regression tests without resorting to specialized tools.

The best PHP framework is rarely determined by technology alone. Compare Laravel and Symfony through the lens of architecture, scalability, team dynamics, and long-term business needs.

Animations make websites look more polished and exciting, and help improve user experience. Explore how the combined potential of SVG and CSS can be leveraged to create animations without relying on external libraries.