JavaScript is the original and common name applied towards most flavors of a scripting language that originated on NetScape Navigator. Use this tag for questions regarding common implementations of ECMAScript, JavaScript, JScript, etc. JS does not typically refer to its ECMA-cousin, ActionScript.

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1answer
108 views

How to make your JavaScript private? [duplicate]

I wanted to know if there is a way to make your JavaScript private from client side?
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3answers
1k views

How to not let anyone inspect elements of a webpage?

I was thinking to make some jQuery functions that will use ajax to control mysql. The whole idea is to make separate files of PHP (e.g query.php, addRow.php, update.php and delete.php) provide data to ...
0
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1answer
1k views

Global variables in javascript

I don't consider myself a highly skilled javascript developer, but I thought I got one thing right for sure: don't create global variables unless you really have to. I've been learning angularjs ...
1
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0answers
57 views

How do I manage a JavaScript library with TFS?

I know that I can share files between Visual Studio projects using linked files and assemblies using project references. Is there a good approach for JavaScripts? I'd rather not use linked files since ...
0
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1answer
175 views

Should we use any JS framework which makes HTML as scripting language [closed]

After studying HTML 5, I learnt that HTML is purely for defining semantics of data. And it has provided various tag for each purpose. Although we can create our own tags, can provide styling and it ...
2
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1answer
567 views

How can I keep Web services requests in a DAO layer without tying the code to the DOM?

I'm working on a single page application on the node-webkit desktop app platform, which means 99.9% of all of the logic is written in JavaScript. Since this is a reboot of a project we're working on, ...
0
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1answer
68 views

Persist AJAX values [closed]

I have a simulator that pulls data from a DB - calculates and return JSON result to an ajax call that renders a table for the results. The calculation procedure are as follow: grab X number of data ...
0
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0answers
123 views

Backbone and JavaScript

I have been programming in JavaScript for just a little over two years give or take, I am still in the intermediate part of the know-how spectrum. I have recently just discovered Backbone and I love ...
1
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1answer
163 views

Why some Javascript code needs to be written in different tags and not embedded within the same

When I was using the modernizr file, I came across this problem where in I need to source a file and call the script. <script src="js/modernizr-min.js"></script> <script> if ...
1
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0answers
116 views

Writing a PHP wrapper for Javascript to safely access REST API

I am looking for signposting help to secure my API keys when accessing a database over REST API from Javascript on a webpage. I have read that in order to secure the API key I need to create a wrapper ...
0
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4answers
2k views

Why do C# developers newline opening brackets? [closed]

I've spent most of the last several years working mainly with C# and SQL. Every programmer I've worked with over that time was in the habit of placing the opening brace of a function or control flow ...
0
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6answers
3k views

Combining two MVC frameworks in a project

Is it any good to combine two MVC frameworks together in a project? Is it a fairly common approach? I am thinking about using a serverside framework like CodeIgniter/Laravel and client side framework ...
2
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1answer
192 views

Implementing Syncing between localStorage and SQL database?

I have made a simple web app, which runs completely offline - all data is saved in HTML5's localStorage. Now, I want the data to get synced with the server, so that the user is able to use the app on ...
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1answer
146 views

Prevent 3D model from being copied [closed]

So I have been messing around with thingiview since I wanted to have a 3D viewer for the models on my site. It works great and everything except one problem. It's nothing wrong with thingiview, it is ...
1
vote
0answers
142 views

Reducing code complexity for an interface between angular and d3

I'm playing around with different ways of integrating d3 and angular, in the context of learning both of these frameworks, and am hoping for some input: My client application receives a JSON array ...
-1
votes
1answer
90 views

gnu lesser general public license question [closed]

I have a question about Thingiviews license. I have a site that has to do with 3D Printing, it is not done yet but I was wondering if I would be able to use it on my site, The big reason I am asking ...
1
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2answers
307 views

Application use on website

Is there a good way to run a C# application on clientside in lieu of JavaScript? I have done some front end work with JavaScript and backend C# for web developing at an old job, but I am interested in ...
1
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0answers
181 views

Reusable and customizable charting library on top of d3js

I have started building a charting library on top of d3js using javascript's inheritance. My goal is to develop reusable and fully customizable chart components. I read the article: Towards Reusable ...
0
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2answers
131 views

Image coordinates calculation algorithm

I was looking at Jcrop library code for scaled image size calculation, but I couldn't clearly understand algorithm used in following function: ...
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2answers
113 views

Javascript: Anonymous functions [closed]

How do I turn this definition of an anonymous function, An anonymous function is a function that is assigned to a variable. Anonymous functions are also used when you want to perform a short and ...
1
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3answers
271 views

what is the javascript internal data structure?

Consider a basic js object: var obj={x:1,y:'2'}; Is this stored internally as a hashtable or does js use a different mechanism for key value pairs? If they are hash tables does anyone know how they ...
0
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1answer
143 views

Browser security and payments

I've been finding a lot of blog posts claiming JS encryption is unsafe, here's a couple of detailed ones: http://www.matasano.com/articles/javascript-cryptography/ ...
34
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2answers
3k views

Strategy for generating unique and secure identifiers for use in a “sometimes offline” web app

I have a web based project that allows users to work both online and offline and I'm looking for a way to generate unique ids for records on the client side. I'd like an approach that works while a ...
-1
votes
1answer
242 views

How to make C# methods work like javascript functions? [closed]

I'll keep it simple, I want to make C#'s methods work like javascript's functions. Mainly so I can convert this - function makeVariable(terp) { var me = {value: 0}; return function () { ...
3
votes
1answer
98 views

equivalence in callback and non-callback javascript

I'm pretty sure that the following two snippets are equivalent but I wanted to double check: CALLBACK STYLE function foo(input, callback) { // do stuff with input callback(); } function ...
0
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0answers
53 views

Using JavaScript to find the correct offset in bundled files

I am currently making multiple parsers using PEGjs and have implemented my own partial preprocessor which using a RegExp finds and replaces '#include' directives with the desired files, resulting in a ...
14
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2answers
686 views

Creating nested functions for purely aesthetic reasons?

I've always wondered what other programmers think about the idea of creating pure aesthetic functions. Say I have a function that processes a chunk of data: Function ProcessBigData. Say I need ...
2
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2answers
896 views

What is the recommended approach for helper functions in JavaScript?

What is the recommended approach for helper functions? I would like to choose one technique, and run with it to create my new "class". Here are the design options I have pondered: Option 1: Helper ...
53
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3answers
6k views

Why do JavaScript frameworks/libraries have functions which already exist in pure JavaScript?

I wonder why frameworks/libraries have their own helpers although they exist natively already. Let's take jQuery and AngularJS. They have their own each iterator functions: jQuery.each() ...
0
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1answer
153 views

JSON - Ruby objects key naming

Ruby object has method/property: def tentakles_count 8 end JavaScript object has key/property: { justEnough: true } Now, when JavaScript gets serialised ruby object via XHR or WebSocket, ...
0
votes
2answers
174 views

Minified version of JavaScript library under LGPL used on a site without copyright notice

On this site hackfind.com the autor put minified version of my library without any copyright notice. Is this violation of the LGPL. Note that using on a site is not a copy.
0
votes
1answer
134 views

What are security advantages of Google Caja over using the web worker API? [closed]

I am currently looking into Google Caja to run user-supplied JS code in the browser and in Node. So far, I understand, that, in a browser context, "cajoled code" disallows reading and messing with ...
1
vote
2answers
816 views

Developing a dynamic site with Node.js [closed]

I'm trying to get some pointers on what the best methodology to follow for a web application would be. First, some background: I've built two different APIs using Node.js where Node serves the data ...
-1
votes
1answer
168 views

design patterns in Javascript - toggle functionality [duplicate]

My goal is to add some functionality to the bxslider script - in this case, I want to be able to enable/disable a keyboard event handler AFTER a slider is instantiated. I guess this code is self ...
3
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2answers
539 views

Why do concurrent languages tend to have more complicated syntax?

This is a question that's been on my mind for a while. Recently I've been checking out concurrent languages like Haskell or Go or Erlang. From my point of view, they have huge benefit in performance ...
0
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2answers
145 views

Blocks of Javascript in Web Pages

I'm trying to find the best patterns for javascript usage in my sites, and in doing so I tend to look at source code at some sites (meetup.com, facebook.com, etc). One thing that sticks out at me is ...
0
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1answer
82 views

Preference to see if a field's value was changed js or linq object?

We have some requirements to send emails when various field values are changed in our system. It's an asp.net system using linq to sql with javascript/jquery. Is it preferred to check if a value ...
0
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1answer
204 views

Best practice for storing information from a php script for future use

My employer uses forms to help people search for products. The product lists can change from time to time and the forms need to be updated again. The product information can be accessed through a ...
1
vote
1answer
233 views

Is parsing a submitted JSON object safe?

I have a RESTful API, built in NODE.js that does what you would expect it to: consumes data and then makes it accessible. Currently, data being submitted to my server is nested form data: ...
2
votes
1answer
231 views

Local Updates in Persistent/Immutable Data Structures

I'm getting into ReactJS and am intrigued but also confused about persistent data structures. I love the idea, but I'm not sure how to take my MV*, Mutable, Observable Bindings experience in designing ...
1
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2answers
95 views

JavaScript: Bundle a required, but common, polyfill in my library?

First, here are a couple of related, but not-quite-the-same questions: Should I include dependencies for which I have the source as projects in my solution? Depending on another open source library: ...
26
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6answers
2k views

Tight Coupling Between Javascript, HTML, and CSS: A More Modern Approach?

It's very common to see Javascript bound to certain selectors to find elements, store data, and listen for events. It's also common to see these same selectors used for styling. jQuery (and its ...
1
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1answer
125 views

How does user confirmation box work?

How does the client know to send request to server only when the confirmation box result is ok and stay on page if cancelled? Also, is this mechanism any different in ASP.Net and ASP.Net MVC? I want ...
0
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0answers
112 views

Best practices in creating JavaScript styling API's: Balancing CSS and JavaScript

I have written a number of components for Durandal--DatePicker Widget, Tabs Widget, Radio Widget, etc. I'm having a little conceptual difficulty in how best to balance a styling API with CSS. For ...
6
votes
3answers
528 views

When and Where should we use hoisting in Javascript [closed]

I'm new to Javascript. I'm learning the concept of hoisting in Javascript. Based on the Javacsript tutorials in Mozilla website, I came across this word hoisting. According to those tutorials, ...
0
votes
2answers
2k views

Understanding Front End vs Back End Javascript?

I've been noticing lately, as I've played around with javascript, HTML5, and node.js for the first times that javascript seems to be a language that is used very differently (and with different ...
3
votes
1answer
127 views

Architecture for a template-building, WYSIWIG application

I'm building a WYSIWYG designer in Ember.js. The designer will allow users to create campaigns - think MailChimp. To build a campaign, users will choose an existing template. The template will have a ...
0
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1answer
72 views

how to manage new private variables introduced into class?

Whenever I want to add a new functionality, I introduce a new private variable into the class. Declare it just above the first method definition. leave a small comment. Set it in a certain method. And ...
0
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1answer
144 views

Building an organization-specific XML editor in HTML

I'm building a user friendly XML editor in HTML/JS. Looking for some general advice on how to build the editor UI and which approach you'd recommend on mapping the data to the UI. Details about the ...
0
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1answer
214 views

Twitter Bootstap: Backwards compatibility? [closed]

I work for a university Digital Services team. Our university's main website uses the Ektron CMS (I have my own thoughts about this, but that's irrelevant). Because we maintain a university website, ...