History and the TravelLog

Internet Explorer keeps track of your browsing history in two ways. The active tab’s list of the back/forward navigations is called the TravelLog. You can see this list with a click-and-hold on the back or forward arrow: The list of pages you’ve visited across all browser sessions is called History. You can see it by…


Same Origin Policy Part 2: Limited Write

In Part 1 of this series, I described how Same Origin Policy prevents web content delivered from one origin from reading content from another origin. (If you haven’t read that post yet, please do start there.) In today’s post, we’ll look at what restrictions are placed on writing between origins. What is a “Write”? For…


Cross-Browser Interop and the HTML5 Canvas

Technical Evangelist Giorgio Sardo just published a great post about HTML5 Canvas, responding to some concerns about bugs in the IE9 Beta. The post also takes a quick look at cross-browser interop for the Canvas object. It’s definitely worth the read: http://blogs.msdn.com/b/giorgio/archive/2011/01/14/building-great-browsers-together.aspx -Eric