Web applications are applications that are accessed over the "web", which can mean the Internet, or an internal network (an intranet).

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2answers
182 views

When to really focus on performance?

We've just finishing up the first release of a database driven web application, which is now in regression testing. The application has an advanced search with many different filtering criteria. When ...
1
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1answer
159 views

Implicit or explicit database save actions

I'm writing a web app that requires the usage of drag and drop as well as other jQuery/HTML5 features. There are two options for saving a user's changes to a database Implicit: database save on the ...
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1answer
299 views

Can web apps allow fast data-typists to “type-ahead”?

In some data entry contexts, I've seen data typists, type really fast and know so well the app they use, and have a mechanic quality in their work so that they can "type ahead", ie continue typing and ...
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1answer
5k views

Why use JSP instead of servlets? [closed]

(Rewritten for reopening:) What are relative advantages of Servlets over JSP, or vice versa? Might JSP be preferred because it is easy to put code inside JSP, or Servlets because with them code can ...
3
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3answers
220 views

RESTful applications logic and cross resource operations

I have an RESTful api that allows my users to receive enquiries about their business e.g. 'I would like to book service x on date y. Is this available?'. The api saves this information as a resource ...
2
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3answers
388 views

Testing web applications written in java

How do you test the web applications (both server side and client side code)? The testing method has to work irrespective of the framework used (struts, spring web mvc) etc. I am using Java for the ...
5
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3answers
4k views

Best option for PDF viewer embedded in web app [closed]

I have a web app that needs to be able to display a PDF. It needs to allow the user to page through the PDF, and my application needs to be able to know which page is currently being viewed, because ...
1
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3answers
737 views

How do I convert a list of Requirements into Constraints?

I am trying to prepare my first software design document. I am self-taught and have no formal training in CS. Having done a wee bit of reading up on it beforehand, I have created a list of ...
8
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6answers
11k views

Pros/cons between emphasizing client-side or server-side processing

Why would I want to write a web app with lots of processing server-side? To me, writing the program client-side is a huge advantage because it takes away as much server load as possible because it ...
8
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3answers
394 views

Is web session “Bad Design”? Why?

the other day I was discussing with a colleague and he came out saying that using user's session in a web application is just wrong. I replied that it could be wrong depending by the information you ...
6
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1answer
538 views

Implementing Digitally signed data in a Web Application

I understand PKI well from a conceptual point of view - i.e. private keys/public keys - the math behind them, use of hash & encryption to sign a certificate, Digital Signing of Transactions or ...
0
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1answer
208 views

Is the future of the web application going the same as the desktop application? [closed]

I've noticed an increase in mobile applications being released that offer high value features, but without any corresponding web based version. Was just reading about a new medical app for iPhone ...
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0answers
23 views

Login to a Web App using PKI Certs [duplicate]

I understand PKI reasonably well from a conceptual point of view - i.e. private keys/public keys - the math behind them, use of hash & encryption to sign a certificate, Digital Signing of ...
0
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1answer
518 views

Should I use webKit or is there a better technology to make a browser in Windows [closed]

I create web applications most in RoR and PHP. About a year ago a company wanted to use my app but in a stand alone browser window in Linux, so I wrote one in python using webkit, locked it down to ...
10
votes
10answers
4k views

Do I have to learn html and javascript to create web applications?

I am an experienced Java programmer, and I want to create a complex web application requiring dynamic pages, drawings, etc (take SO as an example). Do I have to learn javascript/html in order to ...
1
vote
1answer
229 views

best (web) architecture for my project

So I'm not sure if this is really the right place to ask or even the right question but I want to give it a try. Requirements: We should have a database & webservice (or something similar) which ...
1
vote
1answer
105 views

What is the best/most standard way to measure server load?

I'm a bit green to web applications although I am in the final phases of developing one for a client. I'm using Django with Gunicorn/Nginx on an AWS m1.medium. The database (MongoDB) is on a separate ...
7
votes
2answers
357 views

How do web apps create subdomains?

I want to understand the architecture of web apps that use subdomains. I don't think that I'm phrasing this well, so let me explain. Many web apps, like tumblr or shopify create a user's site on a ...
4
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9answers
679 views

What is the best way to load balance javascript applications? [closed]

I write a lot of javascript applications and in many different circumstances the browser will become unresponsive or give a "slow script" error. Even when following best practices, initializing large ...
6
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3answers
232 views

How will writing the transaction part in Java benefit the security of the application, when all other parts are being written in PHP?

A friend of mine while working on a PHP application asked me to write one part of the application in Java. The part that involved transactions. He said it will be better to write this portion in Java. ...
1
vote
2answers
491 views

MVC pattern with JSF-Spring-MyBatis webapp

I've a Java webapp with these frameworks and I want to know if my implementation meets with MVC pattern: Controller Layer (V) I'm using JSF @ManagedBean public class Controller{ ...
5
votes
3answers
13k views

Where can I start learning to build web applications in C# [closed]

So far I've written web sites in PHP, except for a pet project of mine written in Python. I'd like to start learning C# for use on the web, but I have no idea where to start. I know nothing of .Net. ...
2
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1answer
469 views

Migrating Web based projects from Java to PHP

At our work place after hours of coding, testing and QA we have successfully added a couple of software tools in our product line. We specialize in web based software solutions so in order to tap on ...
4
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2answers
418 views

caching on multiple servers

Because we need to keep response times low, we get tons of requests, and we need to basically process ALMOST the same data (which I'll refer to as X) each request (the inputs are different though, so ...
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votes
5answers
460 views

The emperor's new code, or: how to communicate code efficiencies [closed]

So you've made some code changes that should hopefully speed up some part of an application. But there is just one problem - you don't know how it will perform in live. Different networks, different ...
2
votes
2answers
435 views

Power of HTML5? [duplicate]

HTML5 is becoming more and more popular everyday. Many great online applications are now being created and described as pure HTML5 apps. (Like Muro) But I don't understand what is exactly so cool ...
3
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3answers
125 views

When is applications a preferred context over web? [closed]

My experience has been that we now see more of a discussion about apps than just a discussion about websites that was before. Do you agree? When is it more appriopriate to speak about apps as compared ...
7
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7answers
2k views

Should a web developer know how to do slicing?

I am a web developer. I'm doing all kinds of web-sites and web applications. It's very strange for me that a lot of customers do not know the difference between a web developer and a slicer. They ...
0
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3answers
457 views

Best way to auto login in web application

This question could be titled "Place password hash and salt in query string?" as well to be less subjective, but the point remains the same: I want to create kind of a launcher application for my web ...
2
votes
2answers
225 views

Duplication of view access control logic in database queries and application component

Our web application has a complex access control system which incorporates role-based and object-level privileges. In the business logic layer, this is implemented by a component that obtains (and ...
1
vote
2answers
161 views

Preventing Web Users From Using Their Location Bar Within An App

My boss asked me to alter our Java Webapp such that users cannot go to places in our Webapp by typing URLs into their browser location bar. I told her that I can not disable their location bars. I ...
2
votes
2answers
183 views

Why should I should url routes to the user in a single page application?

Why a single page application is a desktop client replacement why should I show certain url`s in the url bar of the browser. Why is mysite.com not enough. My question to you guys is now: What are ...
4
votes
1answer
388 views

Which technologies to create web interface for scientific instrument?

I am working on software for some scientific instrumentation. An embedded computer running Windows 7 is inside the instrument, which controls various components of the device; cameras, motors, ...
1
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0answers
211 views

Atmosphere + Long Polling : No message distribution?

I'm experiencing a strange behavior with Atmosphere + Long Polling. I'd like to have a broadcaster per user, so I have registered a broadcaster on resource suspension with id : /user/. I use ...
7
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1answer
1k views

Good approaches for packaging PHP web applications for Debian

Many PHP web applications follow this model for installation and upgrade: Un-tar a source tar ball. Point Apache at the source. Navigate a web browser to the home page. Go through several web pages ...
3
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3answers
173 views

Create Offline Demo Environment Database Substitute

I would like to know if there is a best practice for creating demo environments that substitutes database interaction into other forms of resource i.e. creating .json files containing the data that ...
16
votes
2answers
5k views

Why doesn't Google use GWT in most of its applications?

Google created Google Web Toolkit (GWT) and doesn't use it when building their own web applications. Does this mean GWT is not suitable for building dynamic applications? Or have caching problems? Or ...
0
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1answer
1k views

Converting Java applet to web application

I would like to convert this Java applet into an equivalent web app. This is my first time creating a web app, but I have some programming experience and time, and am willing to teach myself all of ...
0
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2answers
137 views

Feasibility of continuous delivery with a mixture of development platforms

What are the major obstacles (and potential solutions, if known) for implementing "continuous delivery" software development when an application relies on varied programming languages or modules... ...
2
votes
2answers
331 views

How can we avoid having to build yet another CRM system from scratch

We are building an accounting web application. In our database, we store basic data about our customers, like phone number, their login informations, because these things are tied into our web ...
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2answers
383 views

Is it reasonable to use Javascript MVC Frameworks for closed source paid web applications?

I am wondering if it is reasonable to write closed source, paid web apps in Javascript (JS MVC Frameworks like AngularJS, Backbone, Knockout, ...)? I'm concerned because in this type of frameworks you ...
8
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6answers
3k views

HTTP Session or Database approach

I am confused a little as what should be my approach, Working on a design of shopping cart and i need to store shopping cart either in session or in database but not sure which approach would be ...
2
votes
3answers
526 views

How to get a Web Application to communicate between users

I am developing a multipalyer web Application for Anti-Chess. It would be hosted on Google App Engine. I have a few questions: How do I get two different users who have opened the webapp on their ...
0
votes
6answers
709 views

Looking to build a 2 java applications. should it be web-based application or standalone application?

The first application (web-based) will be located at site1 and once the information is processed, it will be sent to the second application(web-based) located at site2. Application2 needs to be able ...
0
votes
1answer
82 views

Application architecture for subscriber based system

I am planning on building a system where users "subscribe" to "records". Records are updated on a schedule, several times a day. When records are updated, the user should be notified that these ...
1
vote
1answer
395 views

Where to start in developing a game engine as a web app

I have to create a web application, preferably I would host that on Google App Engine. it is a multiplayer game, So it needs to be interactive. I am only familiar with C/C++ coding, and have started ...
1
vote
1answer
200 views

Will the Facebook apps I build still be available if I deactivate my account? [closed]

I have no desire to have a personal Facebook account, I do have one but it has been deactivated for awhile. A client of mine would like me to port over a few web apps to Facebook that are hosted on ...
12
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4answers
2k views

Resources for Test Driven Development in Web Applications? [closed]

I would like to try and implement some TDD in our web applications to reduce regressions and improve release quality, but I'm not convinced at how well automated testing can perform with something as ...
3
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2answers
245 views

How can you provide a public writeable API and not get spammed?

So say you had a site like StackExchange. Now imagine you created a machine-writeable API capable of posting questions and comments and doing everything your browser can do. Of course, about 5 ...
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2answers
307 views

Any performance advantage in copying the session to a variable?

I have a fair number of items in a session, and I am wondering if there are any advantages to copying the session variable to a normal php variable (in order to close the session file as quickly as ...