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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8 views

php export data to cvs [migrated]

I need a help exporting search query by clicking on export button. I am able to get data from database to the browser. However, when I click on export button, it refreshes the page, and doesnt do ...
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32 views

What server side language should I learn and use for a “Single Page” image manipulation web application [on hold]

I am working on a Single Page web application mostly handlling creating, uploading, editing and saving images. So there will be lots of image handeling on the server side. So, what sever side language ...
0
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0answers
19 views

Suggestion to Design API Centric Application using Appengine

I have been planning to create an new application. So I was designing the application structure.i know this application will be accessed form multiple devices and the app feature will be increased. ...
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0answers
24 views

Developing Web Application using Java - Standards [on hold]

Are there any documented standards for developing the Web Applications using java. I want to know how I can go about putting down my idea in a document and translate it into a successfully working ...
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0answers
37 views

What technologies do modern java web developers use? [closed]

I am specifically looking at rapid development technologies(You know what i mean). Would like to know the different tools/technologies used in developing a website/webapp.
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18 views

Needing a good component for a web-calendar [closed]

I have developed a calendar which shows appointments over 3 months for a group of people. Backend is PHP, and I generate an HTML-Table which is then enriched with wonderful the DataTables-Class ...
3
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1answer
89 views

What is the benefit of offloading email to a transactional mail service?

Why do so many people recommend offloading email to a transactional service such as Mandrill, Postmark or Sendgrid? Is sending email via smtp really that much slower than sending a request out to ...
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0answers
45 views

Why is GWT so difficult to write automated Acceptance Tests for?

Background Working a project responsible for integrating a mix of locally developed web applications and web apps developed by sub-contractors. The web applications all reside in wars running in ...
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4answers
136 views

Is Object Oriented Design necessary when building Symfony web apps?

I am primarily a software developer, and as such, I do a lot of reading on the subject of Object Oriented Design; the 5 SOLID principles, design patterns, composition over inheritance etc. I ...
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46 views

Explanation java/web (tomcat/coyote/JSP/Servlet etc..) in 'Perl-world' terms

Analyzed one web-server. for the http request i got: apache 2.2... what redirects to https, and for https got apache-coyote 1.1. and the server runs xwiki java app. Trying to understand how it is ...
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26 views

Web-app DAO and server architecture design for service outside LAN

i just need a suggestion what path should i take to educate myself further. Situation: We've got in our company internal (LAN only) application that, among other things, serves something like ...
3
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1answer
79 views

reloading singleton classes and dependency

I have a singleton object. It's a DAO that looks somewhat like this (pseudoish code): class UsersDAO { public usersDAO init(string sDSN){ variables.sDSN = sDSN; return this; } public ...
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39 views

How to handle static-ish content from a CDN with authentication?

I have a website that allows user uploads of content. Part of the design, to date, involves storing the user content on a NAS that has been configured with a separate app pool in IIS that has ...
0
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0answers
82 views

How do I use Jetty to host multiple web apps? [migrated]

I have the following assignment I need to program using Jetty. I've done a bit of research into how Jetty works but I can't understand how I can have two applications running at once, as below it says ...
0
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0answers
32 views

Simulate desktop app with Chrome application shortcut

Technically I'm building an intranet web application, with web server running 24/7 and a central database, users can access it with any browser. However, for the user, the app should have the look ...
1
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3answers
240 views

Options for client-side encryption of local web databases

My scenario is as follows: Web application, run from the browser, designed for mobile devices. Uses WebSQL storage which may contain sensitive data. Uses Application Cache to enable offline use ...
1
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1answer
104 views

How to introduce testing in the development cycle

In our company, we are only two IT staffs, and I'm the only developper. I'm developping rich intranet applications using plain php and extjs as javascript framework. Our development cycle is usually ...
0
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0answers
155 views

Managing data within the Scalable JavaScript Application Architecture (Zakas)

I've been reading a lot about scalable JavaScript applications and found the architecture in this presentation by Nicholas Zakas quite amazing. However I had a few questions concerning data/models ...
2
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2answers
97 views

How to you achieve flow in web programming? [closed]

I really like programming simple things, like solutions for Project Euler, where you can concentrate, write an algorithm, instantly execute, test, verify and change the program until it works. Even ...
4
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2answers
107 views

How to keep track of links pointing to existing web applications in an Intranet?

At my new place of employment we have a Intranet solution containing multiple web applications hosted in IIS. Outside of the development department other departments either source or create other ...
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0answers
45 views

How can I interact with a client-side sound device through a web application?

I'm trying to find something that will allow a web application to analyze the line or microphone input from a client and transmit that data to the server. I've looked briefly at WebRTC and, although I ...
3
votes
1answer
122 views

implementing dynamic query handler on historical data

EDIT : Refined question to focus on the core issue Context: I have historical data about property (house) sales collected from various sources in a centralized/cloud data source (assume info ...
0
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0answers
42 views

How to have my callbacks authenticated in a REST app?

I'm developing a REST application and I allow my clients to authenticate in several ways (typically using Authorization: Token ... as in OAuth 2.0, but also there's session-based auth option for the ...
0
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1answer
68 views

Lean Startup MVP: Quality Code or Quick and Dirty [duplicate]

Hello some programmers might know about the lean philosophy, building a minimal viable product Lean Startup MVP. I ask myself (when building Webapps): "Should I put effort into writing good ...
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3answers
205 views

Why is my page load time so closely correlated with number of database queries?

Whenever I'm doing web development, and a page takes longer than half a second to be generated, I know that somewhere my code is hitting the DB too many times. The normal way to fix this situation is ...
1
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1answer
104 views

PHP OOP - Getters / setters vs. database storing

Problem I am trying to optimize the architecture of my web-application developed in PHP using the Symfony framework. I have an object "pool" that contains "swimmers". I need to display the number of ...
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1answer
133 views

Storing user uploaded images / files in multi server env

In a multi server system, e.g. a load balancer, multiple web servers and a database server, where do you store the files / images users upload when each web server will need access? Before now I've ...
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2answers
189 views

What is the applicability of CORS?

I have a system which needs to do cross-origin requests and having trouble understanding the relevance of CORS. At first glance it doesn't appear to provide me with any type of security I'd actually ...
0
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1answer
183 views

HTML markup vs programmatic JS

I've been thinking about the consequences of using programmatic JavaScript components versus HTML markup. For example I looked into the Enyo Framework, which has its power in composition. One can ...
0
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1answer
126 views

Cloning of website [closed]

I'm a freelancer in a freelance job site and I started the work with a client in a project with a contract on this freelance job site. Until now all is OK.Firstly I started but developpement of some ...
1
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1answer
84 views

Is Interactive the term for web application that respond quickly to user?

Just a quick question on Web Application attribute, if responsive (which mainly stems from web design) means website that adapts to different screen size, then the closest term I can find for Web ...
2
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3answers
161 views

How does database connection pooling improve application performance?

I can't understand why connection pooling improves application performance. I suppose connection establishment would cause latency. But reusing an established connection requires more complex error ...
0
votes
1answer
104 views

Using a variable in a Global context in webapps

In a webapp, I have a scenario where I need some kind of global context (Static like) for few variables, for the current thread only. If there are 3 different concurrent users, then I expect three ...
0
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1answer
124 views

Why can python webapps keep sessions between restart and not java?

I've used both webapp2 + GAE for python and a number of Java/JEE webapp frameworks. The python WSGI framework could keep users logged in while I redeploy the app while none of the Java web framework ...
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1answer
103 views

Do I need any licence to develop web applications in asp.net? [closed]

My goal is to develop web applications for small companies, medical clinics, small supermarkets, etc. Do I or my customers need any license?
2
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2answers
358 views

Is it correct to require end-users to clear their cookies?

Is it any indications of poor programming if the support staff for a given product requires you to clear the cookies in order to troubleshoot issues with their web-site? As a point of example, if ...
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2answers
71 views

GPL and confidential business rules in a single page application

I am designing a web app for a client who wants to keep some of his business rules private, we have an NDA. In a nutshell, customers use the app to book a service, and employees use it to keep track ...
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0answers
70 views

What is the relationship between an application server, a TCP/UDP client/server library, and a socket?

Up until now, the only networking concept I have ever implemented are basic sockets that are part of the java.net API. I am now trying to learn some higher-level API's/frameworks in java, and I am ...
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2answers
60 views

How to approach design to minimize conflicts when distributing individual locations to merchants

One of my potential customers is operating an open market in their town. From what I'm told, they make a decent profit by renting out the individual locations on that market to small merchants who ...
0
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1answer
107 views

How to deploy C# application to be used in branch / remote office(s)

Have very recently started a new position. One of my key challenges is a C# WinForms application (let's call it AppX) that causes a lot of non-planned work. The main reason for this is that it needs ...
0
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1answer
191 views

How would I structure my code into an MVC format?

I want to have the home page (root of the website), check if a cookie exists for a user being logged in, and then based off of that determining whether or not to load the sign up page (landing page) ...
2
votes
3answers
240 views

Framework in which views are defined in the database - design flaw or reasonable?

I'm working with a framework where the fields displayed on each web page are defined in the application database. Administrators can add new fields to pages or hide/completely delete old fields. The ...
0
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1answer
90 views

Deploying v Releasing

So there's this desktop application. And I am wanting to inform it's users that a new version has been released. Is it more correct to say that a new version of a desktop application has been ...
3
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5answers
2k views

Java web application folder structure

As a beginner to J2EE, I have recently started developing my own project from scratch using the Core of J2EE : Servlets & Jsps. I could not evaluate whether my project folder structure is right ...
2
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0answers
91 views

Kerberos web authentication

I'v developed an internal singe-page web-app (unix, apache & postgresql) protected by a simple login page. Currently, the users have their own login role with a password. This is starting to get ...
4
votes
4answers
284 views

eCommerce use case: removing a product

I am starting to design the database schema for the eCommerce element of a web service I am creating. The thing I'm trying to get my head around is how to deal with the use case of a seller (user of ...
2
votes
2answers
244 views

What does it mean for “Bootstrap” to be precompiled?

I was reading the Bootstrap Getting Started docs, and I came across "Pre-Compiled Source" as a feature. Upon downloading the package, I just found .js, .css, and some image files. What is there to be ...
3
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2answers
190 views

Build times for small incremental changes to C# Web Applications

I have recently been moving away from ASP.NET Websites in favor of Web Applications. More specifically I have recently been picking up MVC as an alternative to developing ASP.NET Forms websites. ...
2
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5answers
3k views

Service layer vs DAO — Why both?

I have been working with SpringMVC, Hibernate, and some databases in a java web application example. There are a few different ones that do this, but this Spring 3 and hibernate integration tutorial ...
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1answer
96 views

Design Application to “Actively” Invite Users (pretend they have privileges)

I am designing an application where users message one another privately, and may send messages to any Entity in the database (an Entity may not have a user account yet, it is a professional database). ...