Explains why using RegEx for URL validation in JavaScript can introduce security vulnerabilities like ReDoS attacks, and recommends safer alternatives.
A developer shares two free tools, n:point and Mockeroo, for quickly mocking and generating API endpoints and data for prototyping and testing.
A developer explains the decision to rewrite their personal blog from scratch using the 11ty static site generator, discussing its benefits and trade-offs.
A tutorial on using monorepos with Lerna to author and publish shared NPM packages for consistent project configuration.
A tutorial on building a gesture-based payment system prototype using Arduino, TensorFlow.js, and JavaScript for secure transaction confirmation.
A tutorial explaining how to implement a factorial function in JavaScript using recursion, including the base case to prevent infinite loops.
Upgrading a SaaS app's Heroku stack and htmx, plus adding an empty state feature for a better user experience.
Explains the triangulation technique in Test-Driven Development (TDD) to safely generalize code using multiple test assertions.
A developer explores transpiling JavaScript to C++ to compile to WebAssembly, sharing lessons from a proof-of-concept for running JS in Shopify Functions.
A developer shares lessons learned while using JavaScript FormData to build a dynamic feature for a SaaS application.
A mathematical and computational exploration of the probability of a coin landing on its edge, inspired by Matt Parker's question about a 'three-sided coin'.
Developer discusses adding customer features to a SaaS app, including working with Django, Python, and JavaScript FormData.
Explores React refs, events, and escape hatches to handle stale closures and mutable state without dependency arrays.
A developer shares their complete audio, video, and software setup for creating technical content and recordings.
Kent C. Dodds announces EpicWeb.dev, a comprehensive web development learning platform with workshops, podcasts, and exercises.
A developer explores building a front-end only aircraft radar system using JavaScript, Web USB, and an RTL-SDR dongle to intercept ADS-B signals.
A developer explains the process and benefits of creating a custom Single Page Application (SPA) router for the Qwik framework.
A critique of using pre-made project templates and starter packs in web development, arguing they hinder learning and create long-term issues.
An analysis arguing React's dominance is due to popularity, not technical superiority, and that newer frameworks may be better choices for modern projects.
Learn how to detect online/offline status in JavaScript using the navigator.onLine property and the 'online'/'offline' browser events.
