AJAX (Asynchronous Javascript And XML) is a popular technique for creating interactive websites.

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Client wants browser's back button to work on a website doing AJAX calls

I'm currently working with a client's website in which we are using ajax calls to show the content of the pages, we are doing this in a single div and obviously you don't move from the index. My ...
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57 views

React.js + Flux, immediate response during history back/forward

In Instagram (web), when you click back/forward arrows - I've noticed that the content isn't loaded from the server and it immediately show up. After reading the docs on react.js + flux, I had this ...
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2answers
95 views

Image resizing client side vs server side

When uploading a lot of images to a server, to minimize the space taken by the images, is it better to resize the images before sending to the server or upon receiving them? It seems to me that ...
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39 views

Can I use an external Mustache template without Ajax?

I wrote up a site using Mustache to template it. Right now though, the template is embedded in the page, which defeats the purpose of using the template since I'll need to copy it to any other pages ...
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1answer
389 views

Should I use session or cache to keep the time it last polled when polling to server at intervals?

I'm building a web chat app using session to keep the time the app last polled so that the server can determine whether messages exist between the current polling time and last polling time. It works ...
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1answer
104 views

Would a JS framework that automatically performs ajax requests in background be useful? [closed]

For the type of applications I usually develop (AngularJS single page applications that communicate with the server side based on the REST API) there are some requests done at the start for loading ...
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1answer
38 views

RESTful HTTP and websocket in the same application?

If an application has already an opened WebSocket for live feeds, should I use it over AJAX for the other communications with the server? Because the connection is already opened, should we use it ...
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2answers
2k views

Should we (still) consider a synced XMLHTTPRequest bad practice?

As you may know, XMLHTTPRequest can be used synchronously or asynchronously, but synchronized requests have always been considered bad practice, and I've always agreed with that. Not only is the ...
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41 views

Caching and Website performance on IOS VS PC

I have a website that pulls from a database to display images/names/misc info. The pages are used on both IOS Devices (iphones,ipads,ipods so far) and on PCs using internet explorer and Safari/Chrome ...
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1answer
88 views

What is the approach for implementing FLUX in a CRUD application that pulls JSON data from the server?

While using FLUX in a CRUD application, according to what I understood, initially the data is returned from an AJAX call and then stored in the STORE. So, all the data that is currently viewed is only ...
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0answers
46 views

Web browser resetting connection

I have a web application that is hosted on an embedded device. This device has its own basic web server that can serve content just like any other web server. The web application in question is ...
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3answers
48 views

Do and Undo action in the same / different page - Is there a difference?

If I'm bulding an application like a social network and I implement a like / favorite button with AJAX, is it preferable to use one URL to like / dislike or 2 differents URL? If I use one, for ...
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95 views

Building a real-time web-app with Ajax .post()

Usually, real-time web-apps are built with websockets, right? Well, let me be radical here - what if I used Ajax? Okay, okay, I know it has its limitations. You can't build Agar.io, sending data ...
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1answer
211 views

Many asynchronous calls vs single call to the API

We are developing a REST API which among others is going to be consumed by an HTML5 frontend via javascript. The application is for use within the organization and usually has about 300 users, but we ...
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1answer
437 views

Is a JSON-based AJAX checkout safe?

For a mobile e-commerce site, that follows the client-server model, where all the views are json-ajax calls to return data from a secure service, is it safe to also pass the "checkout" process through ...
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8answers
6k views

How do I get started with HTML5? [closed]

What is the recommended workflow to learn HTML5? What tools should I install? What SDK? Where to start? How to test? How to debug? What do I read? I understand that what is often labelled as "HTML5 ...
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1answer
71 views

What are the impact to the server when using ajax polling for live web pages?

I've been searching on the internet about using interval ajax polling for live web pages and I've been using it along with SignalR. Now I always read an article online about using ajax polling for ...
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1answer
3k views

Rendering partial View in MVC

i am not so familiar working with partial Views. The reason behind that is that I really do not have the basics of Jquery/JS/Ajax. But I recently found through some SO post that a partial view can be ...
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42 views

Managing pagination or cursor with deleting items in the list

I have a REST API that could GET, POST, PUT, DELETE models. My problem is when I paginate that with ajax call combining with DELETE operations. My problem comes after few steps list one page list ...
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1answer
571 views

How to update ui lively without refreshing page [closed]

I am doing a web application using struts2 framework. After user login, I show a dashboard about the current status of the user. To show the Dashboard UI(JSP), I used to get the information from the ...
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1answer
114 views

Testing async code: are long sleeps acceptable?

I am testing some AngularJS code using Selenium. Angular updates the DOM in unpredictable order, sometimes completely async (via setTimeout), so it is difficult to know when the DOM has been ...
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2answers
111 views

Why use a unique hashkey for form submissions?

I have multiple forms and use AJAX to submit them. I asked my boss if he needed any specific format for the form ID and he told me to generate a unique hash and keep it in session; check it whenever ...
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1answer
87 views

Handle multiple data writings per second

I am planning a website with an html/javascript frontend input and a php backend. The user has to input data which will be saved in a database. Now I want to inform the other users of my site ...
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5answers
4k views

Securing ajax calls to rest api

I need for my app to consume a rest api service and since I will call it from javascript/jquery i need to expose it to the end user. In this case I would also need to expose credentials to the end ...
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1answer
240 views

Risks of AJAX calls to ASMX

Currently working on an ajax call to an ASP web service (.asmx). In a situation where I POST to the url/.asmx/WebMethod, am I exposing information of any kind? In the 'WebMethod' I am running a ...
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1answer
877 views

Asp.Net MVC from in modal bootstrap

First, some of the technologies in play: Asp.Net Mvc 5, Bootstrap 3, JQuery. On my view I want to create a bootstrap model dialog, with a simple form in it. When the user clicks submit, there are two ...
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192 views

How do I handle authentication in an ASP.NET webapp with offline-capable client code?

I hesitated before writing this question, as it sounds like I'm after an opinion without trying anything yet. That's not the case, I just don't want to go down the wrong route with architecture - it ...
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1answer
399 views

Partial Model Updates From View

I hope this is on-topic here since I'm a bit new to the whiteboard... I'm currently developing an application using ASP.NET MVC 5 (and WebAPI 2). One of my domain entities is huge, and is stored in ...
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2answers
87 views

How to protect controller endpoint from abuse?

I am building a web app that will first validate a promotion code via AJAX call and then if it is valid, allow the user to fill out the rest of the form, I use KnockoutJS to reveal and hide the ...
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1answer
313 views

Calling RESTful service from browser and handling 4xx class responses

I have a resource called Logins, and I invoke a GET via AJAX from the browser. The current behavior is to return a 404 when the specific login cannot be found. I'm using this to check whether a ...
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1answer
1k views

How should I handle a redirect to an identity provider during a web api data request

Scenario I have a single-page web app consisting purely of html, css, and javascript. After initial load and during use, it updates various views with data from one or more RESTful apis via ajax ...
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1answer
104 views

is there a cleaner / simpler way to code this? [duplicate]

I have a web app that uses ajax to filter db results. So if you have a list of 1000 widgets, that have IDs ranging from 1-1000, by typing numbers into the ID field, you can narrow your search. ...
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2k views

I'm thinking to CSRF protect all public AJAX requests that return JSON, but I have some concerns

I'm thinking to CSRF protect all public AJAX requests that return JSON, because what's to prevent another site from spoofing the AJAX header and using the JSON as if it were a public API? I think CSRF ...
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131 views

How does StackExchange load data from the server without making an XHR request?

When viewing the questions for a tag on SE networks, every now and then you will get a message at the top: n questions with new activity. However the weird thing (to me) is that I don't see any ...
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1answer
2k views

Nested REST urls and parent id, which is better design?

Okay, we have two resources: Album and Song. Here is API: GET,POST /albums GET,POST /albums/:albumId GET,POST /albums/:albumId/songs GET,POST /albums/:albumId/songs/:songId We know that we hate ...
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559 views

Prevent Timeout for large scripts without changing any System Settings

Current Option If I have a process that I know may take a while I have been chopping it up using ajax to do a part of the request then once the ajax is returned do the next part of the request. This ...
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1answer
230 views

How to appropriately structure a script used in an AJAX call?

When I first learned AJAX, I was also teaching myself the languages of PHP, JavaScript, SQL, HTML, and CSS. I followed my coworkers existing web apps as examples of how to write my own web ...
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1answer
211 views

How to handle coding errors in my PHP AJAX code?

How do I handle coding errors in my PHP which has no GUI, only an API? I am concerned that I might never know that there are any. Note that only I will develop the client side. This is not a public ...
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2answers
854 views

Attempting to make a Cross Domain AJAX request to a Server I don't own

I'm aware that javascript programs running in a browser are bound to the same-origin policy which prevents them from requesting services from a server that is on a different domain. What I've gathered ...
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106 views

Need to add websocket support to a single page that's running a wsgi service

Current setup. I have a legacy ERP system (Thoroughbred) and i then have several in house applications (CRM, WMS) and a website that interact with it via an xml server and straight ODBC connections. ...
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1answer
357 views

Should I generate reports client or server side? [closed]

I am thinking of a standard AJAX setup (JS<->PHP<->MySql). I want to generate reports (charts, tables, etc) probably using at maximum a few dozen data points (certainly never over 1k). I am ...
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1answer
133 views

AJAX - What exactly does that encompass? [closed]

So I see on a lot of people's resumes they list AJAX in their technologies (or programming languages - and I recognize that it is not a language). To me, AJAX seems like such a small concept to be ...
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2answers
29k views

When not to use Google Web Toolkit? [closed]

I'm considering use of GWT on a major in-house web app development project, namely it's major advantage in my eyes is the cross-compilation to Javascript which would (at least theoretically) help my ...
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1answer
195 views

PHP vs ROR for AJAX and responsive design [closed]

I'm in the planning phase of making a website for calculating various mathematical problems, as a school/sparetime project with a couple of friends. We're gonna start off with implementing a "right ...
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2answers
96 views

Bulk update in client-server application

Sometimes when coding a client-server application, the client needs to make a bulk update. For example: "mark all pending orders as dispatched". To implement these I typically write specific ...
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1answer
292 views

how can I minimize my ajax calls to the server while creating a dashboard

I want to create a dashboard for my website. I have divided my dashboard into different modules. As I understand it, I will have to make many AJAX calls. The different modules are: total number of ...
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383 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 ...
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2answers
513 views

How-To: a browser based, real time, shared memory inspection/debugger application [closed]

Background: I have a C application running under Linux utilizing shared memory. I also have a debugger written in Python that can link to said shared memory and access individual variable values of ...
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2answers
530 views

Web Application: Combining View Layer Between PHP and Javascript-AJAX

I'm developing web application using PHP with CodeIgniter MVC framework with a huge real time client-side functionality needs. This is my first time to build large scale of client-side app. So I ...
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1answer
74 views

SPA Applications: AJAX to fetch templates or build from strings

I'm working on a large angular application and I'm currently using a factory class that builds HTML templates from strings. We don't have to worry about mobile support for the application and I'm ...