Javascript

Download Effective JavaScript: 68 Specific Ways to Harness the Power by David Herman PDF

By David Herman

“It’s unusual to have a programming language wonk who can communicate in such cozy and pleasant language as David does. His stroll throughout the syntax and semantics of JavaScript is either captivating and highly insightful; reminders of gotchas supplement lifelike use situations, paced at a comfy curve. You’ll locate in the event you end the e-book that you’ve won a powerful and accomplished feel of mastery.”

—Paul Irish, developer recommend, Google Chrome

“This isn't really a ebook for these trying to find shortcuts; particularly it truly is hard-won adventure distilled right into a guided journey. It’s one of many few books on JS that I’ll suggest with out hesitation.”

—Alex Russell, TC39 member, software program engineer, Google

In order to really grasp JavaScript, you want to how one can paintings successfully with the language’s versatile, expressive gains and the way to prevent its pitfalls. regardless of how lengthy you’ve been writing JavaScript code, Effective JavaScript may help deepen your figuring out of this robust language, so that you can construct extra predictable, trustworthy, and maintainable programs.

Author David Herman, along with his years of expertise on Ecma’s JavaScript standardization committee, illuminates the language’s internal workings as by no means before—helping you are taking complete good thing about JavaScript’s expressiveness. Reflecting the most recent models of the JavaScript normal, the e-book deals well-proven options and top practices you’ll depend upon for years to come.

Effective JavaScript is geared up round sixty eight confirmed ways for writing larger JavaScript, subsidized by way of concrete examples. You’ll the way to opt for the best programming kind for every venture, deal with unanticipated difficulties, and paintings extra effectively with each aspect of JavaScript programming from facts buildings to concurrency. Key positive aspects include

• larger how you can use prototype-based object-oriented programming
• Subtleties and suggestions for operating with arrays and dictionary objects
• designated and functional motives of JavaScript’s capabilities and variable scoping semantics
• worthwhile JavaScript programming styles and idioms, similar to concepts items and approach chaining
• In-depth information on utilizing JavaScript’s precise “run-to-completion” method of concurrency

Show description

Read Online or Download Effective JavaScript: 68 Specific Ways to Harness the Power of JavaScript (Effective Software Development Series) PDF

Similar javascript books

Express.Js Deep API Reference

Show. js Deep API Reference is your brief, concise advisor to specific. js APIs. this versatile Node. js net software framework offers a strong set of good points for construction unmarried, multi-page, and hybrid internet applications.

Through six to-the-point chapters, you will discover references for configurations, settings, environments, middleware, templating engines (including Consolidate. js), extract parameters, routing, request handlers, reaction, and streams.

Written via Azat Mardan, the writer of professional convey. js and sensible Node. js, you will discover this brief, concise advisor essential in your exhibit. js paintings.

JavaScript examples bible: the essential companion to JavaScript bible

JavaScript Examples Bible is the instance significant other to the best-selling JavaScript Bible by way of Danny Goodman. This publication is for someone who's trying to find whole examples of JavaScripts. a number of the examples show targeted descriptions of HTML listings that illustrate a selected item version or language characteristic.

Making Use of JavaScript

JavaScript is a flexible language that may be used to augment client-side and server-side scripting. JavaScript is usually well-known for its skills to control person enter, exhibit textual content, play sounds, reveal photos, and converse with a plug-in reaction. * JavaScript, not like many different programming languages, is comparatively effortless to grasp, even in case you don't have any programming event* Mastery of JavaScript permits internet masters and website builders to simply upload interactivity, relocating past static HTML pages

JavaScript Testing with Jasmine: JavaScript Behavior-Driven Development

Get a concise advent to Jasmine, the preferred behavior-driven checking out framework for JavaScript. This useful consultant exhibits you the way to put in writing unit exams with Jasmine that immediately cost for insects on your program. how one can write requisites for person parts, after which use these specifications to check the code you write.

Extra info for Effective JavaScript: 68 Specific Ways to Harness the Power of JavaScript (Effective Software Development Series)

Example text

Json files and install each of them with a single command. 7. This directory contains your application’s dependencies. With the directory structure established and dependencies installed, you’re ready to start fleshing out the application logic. 7 When npm is used to install dependencies, a node_modules directory is created. 8. The JavaScript files run on the client need to be served as static assets, rather than being executed by Node. In this section, we’ll tackle the first of those requirements: we’ll define the logic needed to serve static files.

Waiting... log(data); }); 4. json comes back and is handled in the callback. 3. Another I/O operation finishes. 2. An event is triggered. js Hello World HTTP server A very common use case for Node is building servers. Node makes it very simple to create different types of servers. This can feel odd if you’re used to having a server host your application (such as a PHP application hosted on an Apache HTTP server). In Node, the server and the application are the same. log('Server running at http://localhost:3000/'); Whenever a request happens, the function (req, res) callback is fired and “Hello World” is written out as the response.

2 in it. These declarations will give you access to Node’s HTTP-related functionality, the ability to interact with the filesystem, functionality related to file paths, and the ability to determine a file’s MIME type. The cache variable will be used to cache file data. 8 In this chat application, there’s both client-side and serverside JavaScript logic. FILE DATA AND ERROR RESPONSES Next you need to add three helper functions used for serving static HTTP files. The first will handle the sending of 404 errors when a file is requested that doesn’t exist.

Download PDF sample

Rated 4.89 of 5 – based on 19 votes