Dive into the world of custom event tracing and learn how to instrument and capture user and system behavior, leading to better observability of your frontend applications.
The Performance API offers refined, high-resolution timing data directly from the browser. This guide offers a deep dive into how to harness Navigation Timing, Resource Timing, and more to track user performance with accuracy.
Client-side error logging is indispensable for detecting bugs in production. Discover how to capture uncaught exceptions, promise rejections, stack traces, and more from real users.
Exploring Application Performance Monitoring (APM) tools and how they provide end-to-end visibility into your stack, helping to trace performance, identify bottlenecks, and understand system behavior.
This article delves into the depth of Real User Monitoring (RUM), elucidating its significance, how it deviates from synthetic monitoring, its implementation, and applicable metrics. We'll also discuss its integration with modern web performance, providing a broad spectrum of understanding for seasoned developers.
A comprehensive exploration of WebSockets — the bedrock for low-latency, bi-directional communication on the web. Delve into their operation, scalability, and application in real-time web services like chat, games, trading platforms, and collaborative UIs.
Explore the advanced usage of ARIA roles, states, and properties to enhance HTML semantics and make dynamic web applications more accessible. Understand how to apply these concepts with precision, and the pitfalls to avoid.
This comprehensive guide dives deep into the importance of visual accessibility in web design, focusing on color contrast, font size, and readability. The guide also explores how to design for visibility, inclusivity, and WCAG compliance through proper color contrast and scalable typography.
Comprehensively dissecting the concept of tree shaking in JavaScript, its implementation in popular bundlers such as Webpack and Rollup, and strategies for creating tree-shakeable applications and libraries.
In this article, we delve into the significance of timeout strategies in frontend networking, exploring how to efficiently cancel slow requests, provide early error feedback, and construct more robust and responsive web applications.