see by writting some code ideas choose that code &lifier press control + K which code now prints in different things format.
printf("this really is code")
see now i copy uper sentences code &lifier paste it below in control+ k mode
printf("this is code");
okey now i wish to know how do i get same effect during my wordpress-blog's publish?
any wordpress plugin or any technique or any html tag ?
It appears as if you are searching for a Wordpress wordpress plugin which could handle source code syntax highlighting. Here are a few good examples which might meet your needs:
You will want a code highlighter. For WordPress, Geshi-backed highlighters are pretty common. http://wordpress.org/extend/plugins/tags/geshi
You will be searching for the <pre> tag.