is it possible to add <pre> </pre> tags
On SO you can write code using
echo Hello worldtags that format/highlight the code nicely . Is it possible the same with askbot ?
It's possible. It's better not to use HTML tags at all, but use the editor buttons to achieve formatting.
For example the "code" button with (1s and 0s) is the code formatter. Select the span or a block of code and click the button. Later you will see how to enter that markup by hand.
To enter a block of code: