Apple has announced that the company’s annual Worldwide Developers Conference will take place from 11 June 2012 to 15 June 2012 in San Francisco. Tickets cost $1,599 and sold out within the first two hours (much to the consternation of West Coast developers who woke up to discover they couldn’t attend).follow link
Option-Click in Scroll Bars for Jump Scrolling
In Mac OS X in general, and thus in most native Mac OS X applications, hold down the Option key and click anywhere in a window's scroll bar to jump to that spot (rather than scrolling one screen). If you like this behavior, you can make it the default in the Appearance preference pane. For "Click in the scroll bar to:" select "Jump to here."
Apple WWDC 2012 to Take Place June 11–15 in San Francisco