![]() Understanding how media queries work is essential for serving alternate content on web sites (through CSS) for high resolution screens. Media Queries let us target high resolution devices However, web images, typically exported at 72 dpi (dots per inch, not pixels per inch – I’m not getting into that here), don’t fare quite so well. A good font looks beautiful on a retina display. ![]() When it comes to text, fonts, with their mathematical scalability fare excellently on these higher ppi devices. These digital devices (handheld, desktop, whatever) are now enjoying a level of ppi more akin to print. If you have one of these devices you’ll know that images and text look beautiful on them. ![]() Whilst the ‘new iPad’ (was 3rd generation, now 4th generation) has a 2048-by–1536-pixel resolution at 264 pixels per inch (ppi) screen, the iPhone 4, iPhone 4S and iPhone 5 have an ever higher resolution screen: that is at least 960-by–640-pixel resolution at 326 ppi. One feature of the newer iOS devices I’m particularly excited about is the ‘Retina’ displays. It doesn’t take a genius to appreciate that if you aren’t designing and building websites today with the gamut of available devices (mobile, tablet, laptop, portable game station, desktop etc.) in mind you’re very quickly going to fall behind. The iPad is just 2 years old.Ģ00k apps have been custom built for the iPad. That’s more iPads sold in the last quarter alone than any PC manufacturer sold in their entire line. There are now over 100 million customers on iCloud.Īpple sold 15.5 million iPads last quarter alone. Over 25 billion app downloads since Apple introduced the App Store. Yesterday, Luke Wroblewski shared the following summary of info from Apple’s new iPad launch:Ī total of 315 million iOS devices have been sold with 62 million sold the last quarter alone.ħ6% of Apple’s revenue in Q42011 came from the iOS product lines: iPod, iPhone, and iPadĪpple now has 362 retail stores worldwide. If you find this post interesting or useful, you may want to check out my book ‘ Responsive web design with HTML5 and CSS3‘ as it covers associated topics and techniques. ![]()
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