• Production ready OpenStack public Clouds coming !

    IaaS competition is heating up, HP and Rackspace is readying their OpenStack based public clouds. Rackspace recently announced their production ready Next Generattion Rackspace Cloud, but this is not completely production ready, as most of its offerings are in Limited Availability, Early Acces or Preview stages. HPCloud is also shaping...


  • Build Your own PaaS : Exploded View of Redhat OpenShift PaaS Engine

    Build your own PaaS (Platform as a Service), sounds like a impossible dream? No it is not, now with open source Redhat OpenShift Engine OpenShift Origin you can build PaaS Engine, in your laptop, inside your company or you can provide public PaaS like Redhat OpenShift. The picture above is...


  • Deep C++ : Understanding C++ Object Layout

    Understanding C++ object layout will help us in understanding C++ overhead, which is very negligible in modern computers, this will also help us in debugging C++ application crashes due to object corruption. See these links for Deep C++: C++ Under the Hood by Scott Meyers C++ : Under the Hood...


  • Write an OpenShift app using Play !

    First create a simple play application, for that run the following commands from cmdline play new simpleapp where simpleapp is the name of the application, this will create a folder named simpleapp containing play auto generated stuffs. Now edit the simpleapp/app/views/Application/index.html, replace the contents of index.html with <h1>simple play application</h1>...