DefaultValue as Today's date (Visual studio column default value)?

Question

Hi all,

I'm using visual studio. I would like to change <DBNULL> default value of table date column into Today Date. I have try with lot of strings, but could not get right value. My goal is when I will create new record, column for date will take today's date.

I was looking all over network, and could not found solution. Also many people has asking same question, but didnt get right answer.

Thank you in advance for help...