cloud

Azure: Will it work for my App?

I'm creating an application that I want to put into the cloud. This application has one main function. It hosts socket CLIENT sessions on behalf of other users (think of Beejive IM for the iPhone, where it hosts IM sessions for clients to maintain state on those IM networks, allowing the client to connect/disconnect at will, without ...

Ideas on making cross domain requests from cloud storage

Hi, say you are hosting some .js and html pages up on some providers cloud storage option, amazon, mosso, etc... And I wan't to call a web service from javascript. I'm looking for some ideas on this. Thanks ...

Need cloud file share with api and security

My client does not want to have ftp on the production box (understandable). We generate ftp files that we want to make available to our clients, but they do not have the ability to receive. I need the following: API to automatically upload the data Ability to have simple ftp or http access Ability to secure a directory / file ...

Lost modified /etc/hosts file on Amazon EC2 every reboot instance?

I have setup an Ubuntu 8.10 server instance on Amazon EC2. I install ejabberd on server, but I face some problems on ejabberd node can't start because hostname on cloud changes each time we relaunch the instance. After I follow this link http://blog.kenweiner.com/2008/05/ejabberd-on-amazon-ec2-ubuntu-ami.html to edit and add hostname in ...

Explain what Amazon EC2 is, and can I use it as a web hosting service?

Hello! Goodafternoon, I want to buy an Amazon EC2 instance, is it possible to use it as a web host? Like what other standard web host do. Is it recommended for web hosting? The truth is, I just want to learn this technology. So I'm thinking that I'll just host my website using Amazon EC2 to learn the cloud. And I have projects in the fu...

Are all clouds (such as AWS) still too "public" for internal corporate use?

We use AWS as a sort of developer playground --- turning on a server to test app deployment, and execution with a variety of non production data, and then turning it off again. We also use AWS as a host for our TFS. (because somehow our source code "isn't production data" All in all it's been great, and I would recommend it for corpora...

Cloud Computing: What does it take to setup a Cloud

What does it take to setup a cloud. I have some friends in the middle east who want to setup clouds similar to Google and Amazon and are wondering if there is any open technology that they can use to setup a cloud hosting service. Any ideas? ...

What to consider when migrating from hosted (saas) to individual deployments

The company I work for sells a hosted (ie software as a service) software system. We've now been asked if we can provide a local install of the software for a potential customer, sort of the reverse of what seems to be happening else where with people moving towards the hosted model. The question is what we should consider in providing t...

Will there be other .NET providers of Cloud Computing services?

Cloud computing is about providing computing, storage and networking capacities on demand. It is a fresh but very compelling concept for solving some specific tasks, for example: Running CPU heavy computations Having a scalable storage system for raw data Scaling realtime services up to the customer demand as it goes up and down. I'm...

What are some best pratices for managing data in a cloud?

I was wondering the various ways of storing and retrieving data in a cloud? How does facebook do it? apple (ie mobileme)? google app engine, etc? Thanks! ...

How to get access to beta testing of Azure Platform?

I have a small web product develop in MS .NET with Azure SDK used. I have tested the project in my local machine with the Azure UI Locally installed but I will like to try it out in the Azure platform itself. Is there anything special that we have to do to obtain access to the Azure Beta Platform?. As you can see in the picture ab...

Running builds in the cloud

I was wondering if anybody out there is doing their software builds using something like Amazon's EC2. I was thinking about trying to move our builds into that environment. Right now our builds are serial but only because we don't have enough computers to run all the components in parallel. Using EC2 we could create 50 or so computers...

centralized data authorization - who is administrator?

Lets say I have centralized database and can't trust administrators (like in Azure or other cloud service). Lets say I solved the problem of authentication and I can trust user identity. Lets say I use certificates to authenticate and encrypt data (private key never leaves the client machine). How can I design the application/database t...

Have you deployed .NET computing applications to clouds outside Windows Azure?

I'm interested in running CPU-intensive computations in clouds. The only real requirement is ability to run .NET applications (F# algorythms like this one) with enough security permissions for using reflection-based IoC Container. Persistence technology does not really matter as long as something is there. I'd like to know of your exper...

AWS SimpleDB

I am in the process of building an mobile application (iPhone/Android) and want to store the application data onto Amazon's SimpleDB, because we do not want to host our own server to provide these services. I've been going through all of the documentation and the maximum storage size of element values is 1024 bytes. In my case we need...

What is the best local-database solution for WPF applications?

What is currently the best solution for WPF applications which are meant to be used on one computer where various users log into them and use them to get/save information locally? Here's how I see the options: MDF would seem to be the best choice since I assume you can lock it down quite well so that even though users can access the .m...

scalable user directory architecture

I was recently tasked with architecting a new scalablable user phone directory. Basically you'll have phone resellers logging into a portal and selling their phones to customers (who also need to be added into the system). So if I bought 3 phones from the reseller for my family, then each phone is automatically on the network (done by ...

Data Access Layer - Switching from Local SQL Database to Cloud Data Storage

I am creating a simple application and getting stuck with data storage option. To begin with I would like to use SQL Server as my data storage. I will not be using any special features of SQL Server, its pure tables with CRUD operations. Now I should be able to switch the underlying data store to either SQL Data Services or Amazon S3 by...

Is on-demand elasticity the only major feature of cloud computing that cannot be easily found with traditional hosting?

I am trying to compare cloud computing (on EC2) against traditional hosting on the following grounds to determine whether any of these features present unique benefits in the world of cloud computing versus more traditional hosting strategies: Real-time monitoring Server virtualization Deployment automation High performance computin...

Advice on how to scale and improve execution times of a "pivot-based query" on a billion rows table, increasing one million a day.

Our company is developing an internal project to parse text files. Those text files are composed of metadata which is extracted using regular expresions. Ten computers are 24/7 parsing the text files and feeding a high-end Intel Xeon SQL Server 2005 database with the extracted metadata. The simplified database schema looks like this: ...