Download E-books JavaScript JSON Cookbook PDF

Over eighty recipes to utilize JSON on your computing device, server, net, and cellular applications

About This Book

  • Create quickly and dynamic JavaScript functions that enforce JSON
  • Practical examples to teach you the way to leverage JSON from various software domains
  • Become the go-to individual for construction JSON-enabled net functions on your organization

Who This booklet Is For

If you are writing purposes that movement based information from one position to a different, this e-book is for you. this can be very true if you have been utilizing XML to do the task simply because it truly is completely attainable which you can do a lot of a similar paintings with much less code and no more information overhead in JSON.

While the book's chapters make a few contrast among the buyer and server aspects of an software, it isn't important if you are a frontend, backend, or full-stack developer. the foundations in the back of utilizing JSON practice to either the buyer and the server, and in reality, builders who comprehend each side of the equation mostly craft the easiest applications.

What you are going to Learn

  • Learn to take advantage of JSON in a type-safe approach to keep away from universal information typing errors
  • Exchange facts with NoSQL databases akin to MongoDB and CouchDB with JSON
  • Make the main of JSON in AJAX internet functions, without or with a framework
  • Exchange information among servers and cellular purposes operating on Android and iOS with JSON
  • Practical examples to teach you the way to leverage JSON from a number of program domains

In Detail

JSON (JavaScript item Notation) is a light-weight text-based facts interchange layout used to create items to move information over the web. it truly is accepted this present day by way of universal net purposes, in addition to cellular applications.

This publication provides transparent ways in which you could alternate gadgets utilizing JSON, whether you are constructing an internet or conventional networked software. you are going to begin with a short refresher on JSON and JavaScript syntax and skim and write at the consumer and server. Then, you are going to how one can use JSON in easy AJAX purposes utilizing AngularJS and jQuery. subsequent, you are going to find out how to trade gadgets with databases utilizing MongoDB and CouchDB. you will additionally discover the best way to use JSON in a type-safe demeanour, writing courses that experience fewer bugs.

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Module("aprsapp", []); app. controller("AprsController", function($scope, $http) { $scope. json = ""; $scope. message = "Loaded... "; $scope. doAjax = function() { $scope. debug = "Fetching... "; $scope. json= ""; $scope. message = ""; var request = { name: "kf6gpe-7" }; var promise = $http({ url:"/", technique: "POST", information: request }); promise. success(function(result, prestige, headers, config) { $scope. debug = "Loaded. "; sixty eight Chapter four $scope. json = end result; $scope. message = consequence. name + ":" + outcome. lat + ", " + outcome. lng; }); promise. error(function(data, prestige, headers) { alert("AJAX failed! "); }); }]); the way it works… simply because AngularJS handles the parsing of JSON, we will dereference the values within the ensuing JSON at once once we populate the textual content within the message version. notice in addition that we will assign the JSON version the outcome item, and whilst this can be displayed, it will convey the JSON for the end result item itself. in the event you load up the HTML and JavaScript in Chrome and press the button that invokes doAjax, you need to see whatever like this: sixty nine 5 utilizing JSON with MongoDB during this bankruptcy, we are going to conceal the next recipes: ff constructing MongoDB ff fitting the MongoDB database motive force for Node. js ff fitting the explicit module for Node. js ff Connecting to a MongoDB database utilizing Node. js ff making a rfile in MongoDB utilizing Node. js ff trying to find a rfile in MongoDB with Node. js ff Updating a record in MongoDB with Node. js ff Deleting a rfile in MongoDB utilizing Node. js ff utilizing relaxation to look MongoDB ff utilizing leisure to create a rfile in MongoDB ff utilizing leisure to replace a record in MongoDB ff utilizing relaxation to delete a record in MongoDB creation during this bankruptcy, we glance at how one can use MongoDB because the backend garage on your net program. whereas now not thoroughly curious about JSON, as you will see, this chapter's recipes provide you with a leg up in dealing with record construction, examining, updating, and deleting with MongoDB, first at once in Node. js, after which, utilizing a leisure server equipped for Node. js and MongoDB for you to deal with records from a community consumer, equivalent to an online software. utilizing JSON with MongoDB establishing MongoDB fitting MongoDB varies via platform; on Linux, you can be capable of use a package deal installer reminiscent of apt, whereas on home windows and Mac OS X (as good as on Linux, when you've got a distribution that does not have a package deal supervisor with the MongoDB package), there are internet downloads. how one can do it… 1. On Mac OS X and home windows, it truly is as effortless as going to http://www. mongodb. org/ and stick to the obtain hyperlink. on the time of writing, MongoDB is at model 2. 6. 7; there is a liberate candidate for model three. zero, which we will not talk about extra right here. Mongo additionally offers applications for a number of universal Linux distributions, together with Debian and Fedora. there is additionally a package deal to be had for FreeBSD. 2. when you obtain and set up Mongo, you want to make a spot for MongoDB to shop its database. This varies through platform; on home windows, it really is c:\data\db.

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