web-applications

Building mind map based webapp. Not sure which framework to choose

We are working on a Mind map based webapp as our final year college project. It will be a website where users will be able to create mind maps collaboratively. The user interface will be very similar to what https://bubbl.us/beta/ and hxxp://www.mindmeister.com/ have. In a nutshell, the users will have access to whiteboard and drawing t...

iPhone programming: how to use URL's API (e.g. BLAST)

Dear All, I am new to iPhone programming and would like to be able to use the BLAST (is a bioinformatics server) URL's API from the iPhone. I would like to write a very simple application that queries the BLAST server and make some query. I have found the following I have found the following documentation on BLAST (http://www.ncbi.nlm...

Creating a dynamic one page web application

I would like to make a web application (PHP) that will have overlay container that contain dynamic fields/forms. I would like the user to complete the form but not be taken away from the main part of the page. Imagine, browsing a website and reporting a page error into an overlay but not being taken away from the page you were reading....

configure the same servlet to different mappings and set for each a different security

I have a web application that is made of a servlet, let's call it myservlet. There are two different pattern matching the same servlet, let's call them /patterna/* and /patternb/* Assume I want to 1. attach to myservlet a chain of servlet filters, and I want this chain is different in the case I invoke the servlet with patterna and wit...

Is cakePHP preferable for a large scale web application?

Hi, I am a good PHP developer and wanted to develop a large scale web application in PHP. I was thinking about using CakePHP framework. Is cakePHP good for large scale web application? Should I start learning and using it? Is cakePHP worth investing time and money or should I go with core PHP or some other framework? I heard that it is...

Create a file in memory for user to download, not through server

Is there any way I can create a text file on the client side and prompt the user to download it, without any interaction with the server? I know I can't write directly to their machine (security and all), but can I create and prompt them to save it? ...

How to authenticate a mobile App without username and password?

I'm building a Webapp that uses OpenId to authenticate users, like Stackoverlfow does. There will be a mobile App too, e.g. Android or iPhone. These Apps have to authenticate or login somehow, to access data and update stuff that belongs to the user. Since there is no username and password one could provide to authenticate the mobile dev...

How to keep an download url given for a user valid for a minute , once the time is elapsed, the web app should redirect to error page.

I want to provide a url to an requested user through email for a download request. The url is valid for a minutes, when user tries to access that url after a minutes the web app should redirect him to another page. what is the best logic to go about!!.kindly let me know your views. ...

Getting an irregular area in a web page (much like a Java GeneralPath or Polygon)

Is it possible to create an arbitrary shape on a web page so we can detect mouse overs/outs on it? It's much like an area map for an image but corresponds to a page (or a div etc) rather than an image. This might be a non starter altogether as I haven't found any information in this area. Thought I'll just ask here to see if there is a...

Lock orientation of webapp for iPhone iPad iPod

Im struggling to lock orientation of a webapp. For example want the site to be permanently in orientation view. And advice appreciated. ...

Separating View from Model in webapps

I often see web applications where a program is basically some javascript objects wrapping DOM objects. These JS objects perform all model, controller, and view functionality. This seems ok to me with older style web applications where there really wasn't much model or controller functionality, but in newer more interactive application...

admob for android

i follow all the instruction but my ad doesn't appear on my app. My app is already on the market, i configure admob and adwhirl, and it's say it's active, but i can't do it. Can somebody help me ? ...

Methods of reducing URL size?

Hello... So, we have a very large and complex website that requires a lot of state information to be placed in the URL. Most of the time, this is just peachy and the app works well. However, there are (an increasing number of) instances where the URL length gets reaaaaallllly long. This causes huge problems in IE because of the URL l...

Change Control IT software - Open Source

We are in the middle of looking for open source change control management software. Preferably turn-key software where I just have to design some forms and then it emails appropriate people for approvals, disapprovals etc. I have looked and looked and can't find anything. ...

Unset uploaded files in PHP

I have a Form that I am using to receive an uploaded .csv file, parse it and insert the data into my MySQL db on an Apache server. The page first checks to see if there is an uploaded file. If there is, it processes the data, if not the form (below) is displayed. <form enctype="multipart/form-data" action="uploadfaculty.php" method="P...

dynamic web page automatic snapshot

Hi!! I have a dynamic web site (php/mySQL/Ajax on a Linux server), I need to take automatically a photo (snapshot) of each web page periodically (If I can find the way to do the snapshot... I can use cron) and save this image to the database (I also know how to do this...my only problem is the photo!). I can't do it manually, so I need...

How to require a key_name when creating model classes with App Engine?

I want to require that one of my model classes specify my own custom key as the key_name, that way I can always rely on it being there. How can I require this? For example, I may have a model class such as: class Account(db.Model): user = db.UserProperty(required=True) email = db.EmailProperty() And I want to require that k...

What tool(s) for fairly complex stress testing a web application

I'm part of a team developing a new web-based product for our company. Whilst we're pretty positive the application will work perfectly with our expected average of 10-50 concurrent users, we have a requirement to ensure it will continue to work correctly for 1000 concurrent users. Our primary concern is around the loading and displayin...

How to integrate sharepoint document into web application and adding credentials for external users

Hi, Being new to integrating sharepoint documents into web applications I am struggling with the following task, so any help or guidance would be very much appreciated. I have a page in my web application that needs to display a document from sharepoint. I use the appropiate sharepoint web service to get a list of all the documents in...

Redirecting to another page after Response.End() has been called in C#

I am exporting a gridview to excel, using .Net 4.0 in a web application, on page load and need for the file to be generated and then the page to be redirected to the calling page. I am running into issues because my code to export to excel is as follows: gvSummary.Style.Add("font-size", ".6em"); Response.Clear(); string attachm...