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30 guides, page 2 of 3.
- Best practices13 min read
Browser caching: what to cache, for how long, and how to set Cache-Control
Browser caching lets returning visitors load your CSS, scripts, fonts and images from their own device instead of downloading them again. Three Cache-Control policies cover every file, with configs for nginx, Apache, Caddy, Cloudflare and WordPress.Updated 4 Oct 2026 - Best practices14 min read
What are cookies on a website? First-party, third-party, session and persistent
Cookies on a website are small pieces of text a site asks your browser to store and send back on later visits. What they do, first-party vs third-party, session vs persistent, and whether they are safe.Updated 4 Oct 2026 - Best practices16 min read
Cookie banner requirements: what a compliant banner needs, with examples
A cookie banner asks visitors for permission before a site sets analytics or advertising cookies. What EU and UK rules require from it, examples that pass and fail, and how to build and test one.Updated 27 Sept 2026 - Best practices15 min read
Strictly necessary cookies: what may load before consent, and how to prove the rest waits
Strictly necessary cookies are the only ones a site may set before a visitor answers the cookie banner. Which cookies qualify, why cookie walls rarely do, and how to make Tag Manager, Consent Mode and your consent platform hold back everything else.Updated 27 Sept 2026 - Best practices14 min read
CCPA cookie banner: what California requires for cookies and "Do Not Sell or Share"
The CCPA does not require an EU-style opt-in cookie banner, but covered businesses must give notice, offer "Do Not Sell or Share", honour Global Privacy Control and design choices without dark patterns. What that means for your cookies.Updated 26 Sept 2026 - Best practices23 min read
Cookie consent: what the law requires and how to check your site
Cookie consent is the permission a website needs before it stores or reads non-essential cookies on a visitor's device. What EU, UK and US rules require, what Google Consent Mode v2 does, and how to check what your site really does.Updated 26 Sept 2026 - Best practices14 min read
Cookie policy: what it is, whether you need one and what it must list
A cookie policy is the page that tells visitors which cookies and similar technologies your website uses, why, who sets them and for how long. When you need one, what to put in it, and how to keep it true.Updated 26 Sept 2026 - Best practices14 min read
Google Analytics and the GDPR: is it compliant, and how to run it with consent
Google Analytics can be used lawfully under the GDPR, but not by default: it needs prior consent in the EU, the right GA4 settings, a data processing agreement and an honest privacy notice. What the regulators decided and what to set.Updated 26 Sept 2026 - Best practices13 min read
Google Consent Mode v2: basic vs advanced, and what it changes in GA4 and Ads
Google Consent Mode passes each visitor's cookie choice to Google tags so they adjust what they store and send. What v2 added, basic vs advanced mode, what changes in GA4 and Google Ads, and how to set it up and verify it.Updated 26 Sept 2026 - Best practices20 min read
How to make a website mobile-friendly: viewport, layout, text and tap targets
Add the viewport tag, let the layout fit any screen, keep text readable and tap targets large, and serve phones the same content Google indexes.Updated 26 Sept 2026 - Best practices11 min read
Media queries and breakpoints: which screen sizes to design for
CSS media queries change a layout when a condition is true, usually the screen width. The syntax, the features worth using, which breakpoints to choose based on real screen sizes, and the mistakes that break layouts.Updated 26 Sept 2026 - Best practices14 min read
Mobile-first design: content priority, layout and speed, phone first
Mobile-first design means designing and building the phone version of a page first and adding to it for larger screens. How to decide content priority, lay out for thumbs, and keep the page fast.Updated 26 Sept 2026
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