By Dane Cameron
HTML5 net functions are actually in a position to matching or exceeding the dimensions and class of computer functions, yet with the original good thing about working natively contained in the net browsers on billions of machine desktops, telephones, TVs and tablets.
This revolution (or extra adequately - evolution) has occurred for a few reasons:
Browsers have brought new standards-based APIs permitting internet purposes to (amongst different issues) shop information offline, retrieve info from the server dynamically, spawn heritage strategies and have interaction with the filesystem.
The jQuery library has eased the soreness of interacting with record item version, and consequently writing purposes that dynamically reply to person interaction.
The HTML markup language has been overhauled and prolonged to supply extra semantic which means, and plenty of extra parts and attributes.
This publication isn't really an easy advent to the subject material: it publications you thru the method of creating a feature-rich internet software. the applying starts basic, and turns into progressively extra complicated as extra APIs and contours are brought. This booklet contains the next content material:
An creation to the HTML5 markup language, and the way it differs from HTML4 and XHTML.
An creation to jQuery choice, traversal, manipulation and occasions.
An in-depth examine the internet garage and IndexedDB APIs for buyer facet information garage.
A advisor to enforcing offline net functions with the appliance Cache API.
A consultant to using net employees in net purposes.
An advent to AJAX, and the jQuery API helping AJAX.
An advent to Server despatched occasions and internet Sockets.
This publication is meant for a person with a minimum of a superficial wisdom of HTML and programming (in any language).
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This quickly advisor teaches you the way to construct scalable APIs utilizing the Node. js platform and ES6 (EcmaScript 2015). constructing platforms for the wide variety of units to be had within the smooth international calls for the development of APIs designed to paintings in simple terms with info in a centralized demeanour, permitting client-side functions to be built individually and feature a distinct interface for the ultimate person.
Irn:lao Figure 2-1. io Screen Sizes and Pixel Density When developing a mobile web application, you might want to create a single application that has the same functionality for both tablet devices and mobile devices, but present a different view or layout to make use of the extra space or orientation of the device. Media queries can help to facilitate this. Using a combination of media queries and elastic design, you can produce views that respond to the display of the user, rather than detecting the user's type of device and providing a view for it.
The most common use for a
You can achieve the same result in HTML4 using the code in Listing 3-12. Listing 3-12. html">Contact Us
element for a title, and an
element for a subtitle.
Select it and click Start. A new dialog will appear, in which you should accept the defaults and click Launch. The AVDs are known to be extremely slow to start and run. There are alternatives, but they will not be covered in this book. After several minutes, you should have a virtual Android device up and running. Click the Internet icon to launch the browser. You now need to deploy your application to your web server. In the Chapter 3, you will find out more about automatically deploying your application, but for now you can use Aptana to export the project to the appropriate folder.