SMTP relay with Exim4
Context Servers are made to send email notifications to administrators, and you need to receive them. Don’t believe me? Linux... Continue reading →
XenServer 6 autostart VMs and vApps on boot
Update 2015/07/11: Tested on XenServer 6.5 In XenServer 6, there is no options to start automatically VMs or vApps which... Continue reading →
Multiple filter criteria in Ruby on Rails
I wanted to allow user to filter records with multiple criteria but each criteria should be could be left blank.... Continue reading →