By Scott Raymond

ISBN-10: 0596527446

ISBN-13: 9780596527440

Discover ways to construct dynamic, interactive net purposes utilizing the 2 most crucial techniques to net improvement this present day: Ajax and the phenomenally effective Ruby on Rails platform. This publication teaches intermediate to complicated internet builders the right way to use either Ajax and Rails to quick construct high-performance, scalable purposes with out being beaten with millions of traces of JavaScript code. greater than simply recipes, you furthermore may get an intensive, low-level knowing of what's occurring lower than the hood. * Ajax on Rails comprises 3 totally labored out Rails/Ajax functions, and speedy reference sections for Prototype and
* checking out classes enable you do away with cross-browser JavaScript mistakes and DOM debugging nightmares utilizing a mixture of Firebug, and Venkman.
* complicated fabric explains the most up-tp-date layout practices for Ajax usability. You'll learn how to steer clear of person adventure error with confirmed layout patterns.
past the how-to, Ajax on Rails is helping you think about whilst Ajax is (and isn't) applicable, and the trade-offs linked to it. For these new to Rails, this e-book offers a brief advent, the large photograph, a stroll throughout the set up method, and a few tips about getting begun. If you've already set to work with Rails and search to deepen your ability set, you'll locate dozens of examples drawn from real-world tasks, exhaustive reference for each suitable function, and specialist recommendation on the best way to "Ajaxify" your purposes.

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New PDF release: Ajax on Rails

Learn how to construct dynamic, interactive net functions utilizing the 2 most vital methods to net improvement this day: Ajax and the phenomenally effective Ruby on Rails platform. This e-book teaches intermediate to complex internet builders find out how to use either Ajax and Rails to quick construct high-performance, scalable purposes with out being beaten with millions of traces of JavaScript code.

Download PDF by Jonathan Snook, Stuart Langridge, Aaron Gustafson, Dan Webb: Accelerated DOM Scripting with Ajax, APIs, and Libraries

If you're an internet developer with prior JavaScript and DOM scripting event, sped up DOM Scripting with Ajax, APIs, and Libraries is ideal so that you can take your wisdom to the following level.

This publication is ready JavaScript and utilizing the rfile item model—the conduit to the HTML rfile. This e-book isn't really approximately studying how you can software JavaScript from scratch. It starts off with the idea that you've performed a few JavaScript improvement prior to and comprehend the JavaScript syntax. This publication builds on that wisdom to provide you a deeper knowing of DOM scripting and the way to use that for your tasks. It makes use of this new knowing to explain what JavaScript libraries are and express you ways they are often utilized on your undertaking. The booklet also will clarify Ajax and the way most sensible to plot and use it on your initiatives. It explains easy methods to construct easy animation gadgets for including circulate to components at the web page. There are simple examples that display the concepts used during the book.

JavaScript has obvious a resurgence in attractiveness during the last few years, and with it has come an exploration of the ability of the language in addition to what it could possibly do in the browser. This booklet will clarify concepts new and old—such as closures, encapsulation, and inheritance—that many are utilizing and the way you could most sensible practice them for your personal projects.

By analyzing this booklet, you'll have a better knowing of ways JavaScript works and manage to use complex strategies corresponding to closures and occasion delegation to construct extra versatile purposes for the net. You'll stroll away with a better appreciation for JavaScript libraries and the way they could simplify and accelerate your improvement. You'll even be in a position to enforce Ajax successfully into your web site, create lighting tricks, use JavaScript libraries, and know the way most sensible to use those libraries on your projects.
<h3>What you’ll learn</h3> * the place CSS, HTML, and the DOM healthy into smooth scripting, and the way to exploit them jointly successfully
* Object-oriented programming thoughts for extra effective JavaScript coding
* tips on how to use JavaScript libraries resembling Prototype on your paintings
* how one can construct powerful shape validation into your purposes utilizing Ajax
* the best way to create mashups utilizing APIs
* how you can construct dynamic consumer interfaces
<h3>Who this ebook is for</h3>
This ebook is for amateur to intermediate builders, and have already got wisdom of HTML, CSS, and JavaScript.
<h3>Table of Contents</h3><ol> * The kingdom of JavaScript
* HTML, CSS, and JavaScript
* Object-Oriented Programming
* Libraries
* Ajax and knowledge trade
* visible results
* shape Validation and JavaScript
* Case research: FAQ Facelift
* A Dynamic support method

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Great stories consider easy. the additional steps are lower out. Designs are transparent, buttons are effortless to discover. the method will cross so easily that the shoppers won't imagine whatever of it.

That's good.

That capability your buyers are utilizing your software to get paintings refrained from having to consider it. with out feeling burdened and annoyed. That's the type of product they could suggest to pals and co-workers.

In Designing internet functions I'll educate you a approach to spot challenge issues, plan recommendations, and upload a layer of polish that might make your product shine. it doesn't matter what your function is within the program improvement approach, you could practice those principles to make a very good product.

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Extra resources for Ajax on Rails

Sample text

It also provides several functions that can be used to control the event’s propagation. 54 • type – String. What the type of the event is, such as “click” or “change”. • target – DOM Element. This returns the DOM element that the event was triggered on. • currentTarget – DOM Element. This returns the DOM element that caught the event, and can be the same as the target. In the case of an event bubbling up, this will be the element that matched the selector.

Html file.

Using block tags like #each we can even iterate over a list of items and render a block of HTML for each item. Here is what that would look like:

    {{#each users}}

  • {{name}} {{/each}}

Now that we have an idea of what the boilerplate HTML file includes, let’s dive into some of the details of Spacebars covered in the Spacebars package readme. Identifiers The variable inside a curly braced tag is actually a little more than a simple variable. It is called an identifier, and can be a value or a function.

Switching languages adds an additional cognitive load that is difficult to manage for both beginners and seasoned developers. The solution is simple, use JavaScript for both the client and server. Database Everywhere Use the same transparent API to access your database from the client or the server. com Language switching isn’t the only type of context switching that can slow development. Making database access the same in all parts of your app can both simplify your app and speed up development.

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Ajax on Rails by Scott Raymond

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