Artemix questions

• How to detect when a user leaves the site?
• AS3: Static class versus Singleton
• What does the "@" do?
• Sphere - sphere collision detection -> reaction
• I need to debug PHP. What is my best choice?
• Bitbucket, Assembla.. or what?
• How to use SVN without a server?
• Different repositories for each module in intellij IDEA
• Capturing the "scroll down" event?
• Hosting two domains using only one VPS?

Artemix answers