InfoQ Homepage News
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Economics of Application Virtualization on AWS
Most users of Amazon EC2 use the service inefficiently with only a 15% utilization of the infrastructure. The most effective way to use EC2 is by running many applications in large memory reserved instances. James Watters describes how the new architecture of Cloud Foundry uses Linux Control Groups to optimise efficiency and reduce costs by up to a factor of 10.
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Windows 8.1 for the User
Though most of the Build conference focused on improvements for the developer and network administrator, there have been some improvements to make the new OS more palatable to the end user as well.
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Windows 8.1 for the Network Administrator
While the development story is still quite muddled, on the operations side Windows 8.1 offers some advantages to the IT department.
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Memory and Native Code Performance
In a deep dive on performance, Eric Brumer explained why memory is often the most critical component. And while this session was on C++ development, much of what he said is applicable to managed code as well.
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Tune Up Your Online Privacy with Clef
Clef is like a retina scan for your smart phone, which gives a whole new meaning to Retina Display. You can use Clef as an Open ID to log in from your smart phone only once to access many different web sites when online. Rather than typing in your user ID and password for each web site.
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LightSwitch in VS 2013 Preview with Improvements to Design, JavaScript IntelliSense and API Support
Microsoft in the recently held Build conference announced several features to LightSwitch in Visual Studio 2013 Preview which includes improvements to code editor, JavaScript IntelliSense in addition to integration with team build and code analysis.
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QCon San Francisco November 11-15 - Registration Open; Top 10 Presentations
QCon San Francisco 2013, taking place November 11-15, is now open for registration ($900 savings until July 12th). QCon is an enterprise software development conference for team leads, architects, and project managers covering architecture & design, Java, mobile, functional programming, Lean and Kanban, cloud computing, Big Data & NoSQL, emerging languages, and other timely topics.
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Rails 4 Released: Faster Pages With Turbolinks
The new Ruby on Rails 4 release improves page speed with Turbolinks and makes caching easier. Support for Ruby 1.8 has been dropped and Ruby 2.0 is recommended.
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Java 9 to Drop Support for Compiling 1.5 and Older Source Code
In the future only the compiler will support at most three versions behind the current version.
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LLVM 3.3 Achieves Full C++11 Compliance
The latest release of the multiplatform LLVM compiler project adds new hardware targets, and increases compiler optimizations providing benefits for most users.
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JSF 2.2 and HTML5
Though only a minor release, the updates in JSF 2.2, in particular the ability to pass through HTML attributes without the JSF components needing to be aware of them, are important for developers wanting to use HTML5 technologies in a JSF application.
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Java EE 7 WebSocket Support
Java EE 7 introduces a number of new APIs and changes to existing APIs that cater to web developers using HTML5. There are three areas of interest: a new API for working with JSON, a significant update to JSF for working with new attributes, and a new API for working with the WebSocket protocol, one of a variety of technologies that make up HTML5.
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WinRT/XAML Performance Fundamentals
The three Pillars of Performance, Fast, Fluid, and Efficient, have been the common theme at the performance sessions this year. In the session XAML Performance Fundamentals we see ways to detect and solve problems that prevent us from achieving these pillars.
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NET 4.5.1 Is Bigger Than It Appears
When Microsoft announced version 4.5.1 of the .NET Framework, it would have been safe to assume it is a minor point release. That has turned out to be a false assumption, as this update will affect nearly .NET with a slew of performance enhancements, debugging tools, and increased productivity.
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Application Reliability in Windows Store Apps
Testing is critical, but not enough. This is the theme of Harry Pierson’s session on application reliability in Windows Store apps.