📰 Dev.to · 137Foundry

The flash of wrong theme (FOWT) is the brief moment where a page loads in light mode for a user who...

A design token system is the layer between your design decisions and your code. It is the difference...

Fuse.js is a zero-dependency JavaScript library that adds fuzzy search to any dataset that fits in...

Visual hierarchy in web design is primarily achieved through CSS. The concepts - scale, contrast,...

New design work usually starts with hierarchy in mind. Inherited or evolved codebases rarely do....

Handling HTTP 429 Too Many Requests responses correctly in Python data pipelines requires more than a...

Hitting an API rate limit and not knowing what to do with the HTTP 429 response is one of the most...

Server log analysis for SEO sits at the intersection of web server administration and search...

Web server access logs are one of the richest data sources for technical SEO analysis, and Python...

Two TypeScript utility types that do not get enough attention are ReturnType<T> and...

Form handling is one of the areas where TypeScript utility types save the most repetition. A typical...

Skeleton screens are more effective than spinners for content loading because they show structure...

Writing service worker logic by hand is workable for simple applications. When you have a React app...

The Cache Storage API is what makes service workers useful for offline support. It gives your service...

CSS tooling has improved substantially in the last few years. Beyond the documentation everyone...

CSS layout bugs often involve invisible constraints. An element is wider than expected, items are...

Engineering teams that understand the business context behind their work make better decisions at...

Technical debt remediation plans often fail before any code changes happen. The failure is a...

Most technical debt doesn't get documented. It lives in the mental models of senior engineers,...

The first version of a data reconciliation system almost always has the same failure mode: it works...

Building a data reconciliation system from scratch requires decisions at several layers: how to...

If a page on your site isn't showing up in Google Search, the first question is whether Googlebot has...

Understanding how Googlebot is spending its time on your site requires more than a gut check. You...

Building a typography system requires several distinct decisions: choosing a type scale ratio,...