Chrono24 - Luxury watches | buy watches | sell a pre-owned watch
Link: Chrono24 - Luxury watches | buy watches | sell a pre-owned watch: "Chrono24 is the place to buy and sell luxury watches online. Market leader since 2003. Over 475,000 active watch listings. Exceptional security and transparency."
Churn, Retention, and Reengaging Customers
Link: Churn, Retention, and Reengaging Customers: "Churn is one of the most important metrics for today’s startups. It's also the most misunderstood. Learn how to understand churn properly for your business."
Class 10: Fitting and Model Comparison - Mark Krumholz's Web Page
Link: Class 10: Fitting and Model Comparison - Mark Krumholz's Web Page: "More good explanation of how to see if two sets of observations seem to be coming from a single distrbution."
Clean Up Your Mess - A Guide to Visual Design for Everyone
Link: Clean Up Your Mess - A Guide to Visual Design for Everyone: "Beyond giving you practical tools, I hope this guide inspires you. One of my favorite quotes is, "I open my eyes and I see paradise." What a great gift vision is! What an incredible way to connect to the world around us and to each other. My hope is that this guide will allow you to communicate with more creativity and more control – and that you'll want to learn more."
Cloud9 IDE | Online IDE – Your code anywhere, anytime
Link: Cloud9 IDE | Online IDE – Your code anywhere, anytime: "Cloud based IDE. What languages? Can't tell. It says it's for Ruby too."