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HTML5 Canvas example - an introduction to the basics: create a branded QR code Canvas widget!
The HTML5 Canvas element is a 2D drawing interface supported by most modern web browsers. Canvas enables a web developer to draw anything directly into a web browser natively, without the need for Java or Flash plugins. While the Canvas API is fairly simple and straight forward, it is very robust. Given its flexibility and freedom from plugins, I predict that Canvas is likely to become the base building block of choice, that developers will leverage in constructing future web applications on desktop, tablet, and mobile devices. To demonstrate... [More]
Tags: canvas html5 featured qrcode code |
Using Sencha Touch HTML5 library to build a mobile application
As in past conferences, Impact2011 offers a web based social aggregator , which pulls together conversations and artifacts from Twitter, YouTube, Flickr, Facebook, and other social destinations, into a single web page. While this page is available to mobile devices, it does not offer an optimal mobile experience. A few of us here at developerWorks thought it would be a cool project to offer an aggregator that is optimized for viewing on a mobile device. Rather than invest in the creation of multiple native device applications, we decided to... [More]
Tags: html5 qrcode javascript ibmimpact code css3 sencha css |
Branding a Quick Response Code (QR Code) with a custom logo
In a previous blog post , I discussed using Google Charts to quickly and efficiently create QR code images. A QR code or Quick Response code is a two-dimensional bar-code that is readable by QR bar-code
readers and smart phones. You can use QR codes to represent display text , open a URL, or compose an email or SMS. Quick Response codes are also known
as hardlinks or physical world hyperlinks , and can store
up to 4,296 alphanumeric characters of arbitrary text. As I explored the Google Chart API for generating QR code... [More]
Tags: qr qrcode code smart_device |
Create a Quick Response Code (QR Code) image using Google Chart
You have likely seen Quick Response codes (QR codes) popping up on packages, magazine pages, even some web pages, and in 2011, you are going to be seeing a lot more of them. Quick Response codes are poised to achieve widespread
adoption this year, and for some very obvious reasons. We all want
information... we even demand it! And a QR code provides it, through
immediate access to what’s relevant about the artifact it represents. And with the advent
of smart phones, we all carry the required tool to interpret all that... [More]
Tags: smart_device qrcode qr google code |
