Links:
[1] http://pulse.veltsos.com/category/it/software/development
[2] http://pulse.veltsos.com/category/it/software/software/os/linux
[3] http://pulse.veltsos.com/category/it/software/software/os/microsoft
[4] http://pulse.veltsos.com/category/it/software
[5] http://linux.philosweb.com/drupal5/files/image_2.png
[6] http://demo.liferay.net