Peer-to-peer feedback is a powerful growth tool, and yet candid feedback is rare. We treat all feedback as positive — either to strengthen confidence or improve effectiveness. Based on this principle we can form several patterns for both giving and receiving feedback to help teams improve their interactions.

A fair amount has changed since last Wednesday, and Safari accounts for most of what matters here. Safari 27 can now keep scrolled content in place when something is inserted above it, follows several more HTTP caching rules, and lets Service Workers declare routes that bypass their own fetch handlers. Chrome DevTools has also completed its soft-navigation workflow and added reproducible CPU-tier controls. The common thread is browser behaviour that can change a user’s experience without a site deployment.

When writing object oriented code, a pretty useful technique is delegation–letting one object figure things out by sending messages to another object.

When you face a problem and spend days finding a solution, write about your successes – or even failures. This will help others who are stuck on the same issue, and it will help experts find missing information or unclear wording in their docs (which is why documenting failures is useful, too). Blogs, social networks, anything goes, really – even if only your friends see it, some of them may still find it useful.

Airline websites are slow. 95% of them fail Google’s Core Web Vitals on mobile.