can i post same post here and on my personal blog

hello!!

yeah you can do that.
because u are the author of both, so there is no violation of any type.
:)

If it helps you to answer a question, you can certainly refer to your own articles in this forum either by linking to them or by posting an extract.

i mean article for same post, i write some c# article so can i post here to(after verifying),
i allready used them on my blog.

Well, this forum is for asking questions.

Blogs are for informing other members about things which don't warrant writing a full article.