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5 articles
IE mode lives on in UK councils, NHS trusts and housing associations, and most build pipelines either ignore it or make every visitor pay for it. Here is a small, instrumented loader that keeps modern browsers on the fast path and gives you the numbers to retire the fallback with evidence.
You cannot change the vendor's loader, but you can stop it from owning your page. A practical, slightly opinionated guide to proxy loaders, feature detection, version pinning and kill switches, with a UK procurement brain on the side.
A bank holiday weekend is a load test with a skeleton crew. Here is how to warm caches, rehearse traffic, freeze deployments and build a rollback plan that makes Monday morning dull rather than dramatic.
Tag managers are convenient right up until you open the network tab. Here's the small, boring replacement we built for a UK marketing site: a sub-2 KB loader that handles ordering, consent gating and failure isolation — plus the performance budget that proved the swap was worth it.
Per-seat flag platforms are lovely until the invoice arrives and you notice you are shipping user identifiers to a US processor to decide whether a button is blue. A practical, slightly opinionated look at building a small self-hosted flag service with proper kill switches and UK GDPR-friendly defaults.