offline

Offline forms

Anyone doing any work using "offline" forms? We have an application that requires inputting data from outside our company. I was thinking about sending a form out via email, allowing the form to be filled out then sent back. Obviously a web application would be the best solution, but management doesn't seem ready to build the infrastr...

Reconnect logic with connectivity notifications

Say I have an application that wants a persistant connection to a server. How do I implement connection/reconnection logic so that I'm not wasting resources (power/bandwidth) and I have fast reconnect time when connectivity appears/improves? If I only use connectivity notifications, I can get stuck on problems not related to the local ne...

GUIDs as Primary Keys - Offline OLTP

We are working on designing an application that is typically OLTP (think: purchasing system). However, this one in particular has the need that some users will be offline, so they need to be able to download the DB to their machine, work on it, and then sync back once they're on the LAN. I would like to note that I know this has been do...

Options for distribution of an offline Ruby on Rails application

I am developing an application in using Ruby on Rails, mostly as an excuse to learn the language. This is not intended to be a web-based application - and perhaps I have chosen the wrong language, but... My understanding is, that in order to run an instance of this application on somebody else's computer, they would need to install rub...

What is current status of RIA for Mobile Browswers and what solutions are out there?

The heart of any good web app is it's offline capability and JavaScript functionality. Currently what tools and wrappers are availability for the desktop web app maker to cross over to the mobile market? What would be the necessary read ups for such a team? Clarifications: I am searching for information on how much offline capabilities ...

Has anyone built web-apps that can run totally off-line?

I'm building an app that authors would (hopefully) use to help them, uh.. author things. Think of it like a wiki but just for one person, but cooler. I wish to make it as accessible as possible to my (potential) adoring masses, and so I'm thinking about making it a web-app. It certainly doesn't have to be, there is no integration with ...

Offline access to MoinMoin wiki using Google Gears

How to add offline access functionality to MoinMoin wiki? As a minimum, I would love to have browsing access to all pages on a server-based wiki (while being offline). Search and other things, which do not modify the content, are secondary. An added bonus would be if this solution allowed to update wiki content while offline and push i...

JavaScript: How to detect that the Internet connection is offline?

How to detect that the Internet connection is offline in JavaScript? ...

Offline Web Application: Success Stories, Tips and Resources

We @ medicware.com.br are thinking about making our web application offline-capable with Gears. Our main goal is to keep basic functionality running when the internet connection goes down. So, I'd like to hear success stories, tips and resources about yours real experiences in that field (related to Gears or not). ...

How would you make an RSS-feeds entries available longer than they're accessible from the source?

My computer at home is set up to automatically download some stuff from RSS feeds (mostly torrents and podcasts). However, I don't always keep this computer on. The sites I subscribe to have a relatively large throughput, so when I turn the computer back on it has no idea what it missed between the the time it was turned off and the late...

.NET autogenerated web-service client: How do I avoid requesting schemas from w3.org?

I have a .NET web-service client that has been autogenerated from a wsdl-file using the wsdl.exe tool. When I first instantiate the generated class, it begins to request a bunch of documents from w3.org and others. The first one being http://www.w3.org/2001/XMLSchema.dtd Besides not wanting to cause unnecessary traffic to w3.org, I nee...

.NET CF mobile device application - best methodology to handle potential offline-ness?

I'm building a mobile application in VB.NET (compact framework), and I'm wondering what the best way to approach the potential offline interactions on the device. Basically, the devices have cellular and 802.11, but may still be offline (where there's poor reception, etc). A driver will scan boxes as they leave his truck, and I want to u...

Wininet's INTERNET_OPTION_IGNORE_OFFLINE doesn't work?

I'm trying to get Wininet to ignore Internet Explorer's "Work Offline" mode, for both HTTP and FTP. So I'm trying to use InternetSetOption() with INTERNET_OPTION_IGNORE_OFFLINE. The documentation says "This is used by InternetQueryOption and InternetSetOption with a request handle." However, you can't get a request handle because if I...

Can offline web apps be a replacement for desktop apps?

I work on a desktop sales app that is run off a tablet and was wondering if this and other "traditional" desktop tablet applications could be viable as a offline web application. The main difference with tablet applications being the inking support. I think a web app can get close with browser gestures. ...

How to take a Java Web-application offline?

We develop Java Web-aps (Websphere, DB2) which display graphical and databased information. We would also like to offer the same application offline (distribution via CD/DVD) with online data-update. We have tried a number of alternatives in the past, but nothing has been really stable. What are the new best practices to take a Web ap pl...

Sometimes offline application architecture question

Hi Guys, I have a n-tier winform client server application running against sqlserver DB. I want it to be able sometimes to run "offline" (not connected to the DB) and on reconnect, reconsile the changes to the main DB. Now, this i have tough architecture decision to make: should i use database replication or manage it myself using queues...

Can PHP be installed on a local machine?

For Web-dev, can the PHP Processor be installed on a regular Windows XP machine, such that viewing PHP files through a browser executes the PHP script? (NOT Windows Server 2003) I even downloaded PHP but it appears they want it installed on a server. Any other ways to quickly preview and run PHP on a local machine WITHOUT uploading the...

Local html file AJAX Call and jQuery Woes

I'm working on a offline version of a website using jQuery and some xml files. I'm running in to a problem in jQuery when I do a $.ajax call on a xml file jQuery throws a error. When I look at the error I can tell its loading the XML file because its in the error's responceText property. It seams to work just fine in Firefox. This is h...

Offline Java Documentation

I've finally gotten around to learning Java and am looking for some documentation for Java that I can download and read offline. Something like Sun's stuff but zipped up or as a PDF or CHM. I'm using Eclipse so something that integrates with that would be nice. It already seems to have some of what I want somewhere (the javadoc stuff) b...

How to write an offline version of an AJAX/ASP.NET web application

We have a web application that uses AJAX to talk to an ASP.NET web service. We would like to write another version that can be used offline. We need to be able to re-use our existing code as much as possible. What approaches should we consider? ...