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Tuesday, December 1, 2009

Visual WebGui to reveal cloud application platform



With the Visual WebGui Cloud Application Platform developers can now deploy their applications to Windows Azure with the click of a button with no re-writes or new programming skills needed

Gizmox, the developer of Visual WebGui Web & Cloud Platform has announced that it will reveal its application platform atop Windows Azure and its development framework, Visual WebGui web/cloud platforms offers the only push-button .NET desktop legacy application migration path to Windows Azure.
With Visual WebGui enterprises will be able to migrate to Windows Azure, by reusing their existing Windows software code on Windows Azure without re-write or re-engineering. The process is as simple as copying and pasting the Windows code into VWG, selecting Windows Azure run in Visual WebGui SDK, and run said a press release.
"With our unique unrivalled legacy applications migration to Windows Azure, and the ability to run them as responsive as and as rich as desktop's, with proven unhackable security, we have crossed a new threshold," said Navot Peled, CEO of Gizmox,
Among the key benefits highlighted by Visual WebGui, its new cloud application platform will consume 50 per cent CPU and 10 per cent bandwidth compare to other solutions, resulting in additional dramatic cost saving benefits for users. The company is about to release assessment tools that will allow proper cloud planning and managing: pre-deployment calculating of cloud running costs, remote monitoring, tracing and reconfiguring for application optimization and provisioning.
"Visual WebGui presents a great opportunity for Windows Azure customers and enterprises that wish to move to the cloud," said Doug Hauger, general manager of Windows Azure at Microsoft Corp. "With a push-button method, Gizmox has made the process for migrating to Windows Azure easy."
Peled noted, "Visual WebGui offering is no doubt one of the most significance for enterprise cloud applications. We see the enormous interest it arises and we expect to lead enterprises to cloud migration."

The Operating System on Steroids



 With Windows 7, Microsoft has reoriented itself more towards multi-tasking, with special emphasis on speed
Its the much awaited launch in the Windows world; and it looks like the launch of Windows 7 was just a technicality for Microsoft, as it has kept the user interest at a high decibel over the last one year, right from Beta to RC.
So over the last year, Windows 7 was very much alive in the developer community, and even before OS was formally launched globally on October 22, proof points of Windows 7 have started emerging.
 What makes Windows 7 pathbreaking is the clutter-free GUI, that is totally different from Microsofts previous OS versions. The OS is more oriented towards multi-taking, and hence users can seamlessly manage multiple tasks, yet navigate without any serious issues.
While in the past, Microsofts operating systems have enforced big hardware changes for it to work effectively; but in the case of Windows 7, Microsoft did not enforce any big Windows 7 configuration, and kept it to the current industry standard. Moreover, any PC running Vista, can run Windows 7.
This is a strategic move by Microsoft, and users with older hardware can also migrate to Windows 7. The OS is available in six versions, ranging from basic to ultimate versions, and also the Windows 7 enterprise edition.
The Key Differentiators
While Windows 7 improves upon Vista look and feel in terms of GUI, the impact of the OS will be felt by users upon its stability and speed. Microsoft has embedded a lot of self-healing features, that makes for proactive auto-recovery.
Right from recovering a crashed browser tab to a document file, chances of users losing data is brought down to the minimum. Users will see subtle, but visible changes like for instance, features like Aero Peek, Aero Snap, and Aero Shake allowing them to preview open files; and what it means is that one can see it, without really clicking on that file, from the task bar.
One of the key areas in which Windows 7 scores ahead, compared to Vista or XP is speed. Its lightening fast; and this is the first significant impact any user will see, and surely get impressed. Windows 7 also makes managing the range of networked and peripheral devices, a lot easier.

 
For instance, attaching removable storage media like flash drives, or connecting a digital camera, etc, happens so fast. Microsoft has clearly given closer attention to these small, but significant aspects that a consumer will like. Meanwhile, discovering devices on a network and installing is also simplified. For instance, adding a network printer is done in minutes.
Clearly Windows 7 is the OS that plugs the pain areas of Microsofts previous OS, in terms of security, bugs, hang issues, etc. Moreover, users who have deployed Windows 7, vouch that the OS is far easier to deploy.
S Francis Rajan, head of ICT, Bangalore International Airport says, Overall we have found the deployment process for Windows 7 to be faster and smoother, than its previous operating systems. Installation took approximately 40% lesser time than the previous deployment; and we plan to upgrade all our computers to Windows 7 by December 2009.
Early Adopters
According to the sources in Microsoft, already there are over 1,000 enterprises across India that have deployed Windows 7, and they have started getting significant cost savings and productivity benefits. These include Infosys, Maruti, Bangalore International Airport, L&T ECC, among others. Mahesh Manchi, CIO, Mahindra Holidays says, Windows 7 increases my notebook performance significantly, and is far more reliable.
Simple tasks, such as the time to boot and hibernate have been cut down significantly. This is brilliant, as the overall user experience has enhanced. We definitely see a reason to upgrade to Windows 7, as it is not too resource hungry as well.
The early adopters will act as proof points for agility of the OS. But if we look at the large enterprise scenario, how much mass migration will happen to Windows 7 from XP or Vista is still debatable right now; and its too early to see clearly the migration roadmap.
If we look at large organizations with PC fleet sizes ranging from 25K and above, in these instances analysts aver that only new purchase decisions would be more aligned towards Windows 7, rather than upgradation.

Data Validation in Silverlight 3



We take a look at the automatic and custom validation that you can have in data submitted to the server from your Silverlight 3 LoB application

We'll take a look at how you can add validation into the system so that there is both client and server side validation of the data that is sent back before it reaches the database.
The RIA SDK builds upon the LINQ model to deliver data both ways. This means that since the model is built from the database itself, some characteristics of the data schema are already present in the data model. This translates into some automatic validations that come into play by default.
For instance, if you have a field which is defined as a number, the user obviously should not be allowed to enter alphabets into it. Also, if you have defined the length of a particular field to be a particular value, the user should not enter strings longer than that. Luckily, such validations occur automatically in the DataForm control when bound to the DomainDataSource.
The DataForm control has built-in validation error displays that get triggered on the client end automatically when the data entered does not match the data model. The error is displayed in a number of ways:

  • A validation error summary block appears near the submit buttons that lets the user know of all the fields that caused errors along with the exact error message. Each error can be clicked to take the focus to the exact field.


  • Each field with an error is highlighted in the form in both the field entry outline as well as the name of the field.


  • On entering any error field (or by clicking a small arrow that appears on its side), that particular field's error message is shown next to it in a small popup tip.

All validations coming from the data model are very good. However, there is usually a need to add much more detailed level of validation into the model for individual fields that make up the data. The first way is to simply modify the metadata of the model itself.