Mark Harrison's dashboard

Mark Harrison reported a problem in hashtags on May 01, 2009 18:18:

why don't i see my hashtag post?

I wonder why this tweet doesn't show up at this hashtag. is it someghing i'm doing wrong?

http://twitter.com/marhar/status/1671...

http://hashtags.org/search?q=%23p4con...

Mark Harrison replied on December 19, 2008 06:25 to the question "Upgrading to print+pdf version of book?" in O'Reilly Media:

You guys are great... thanks!!!

Mark Harrison asked a question in O'Reilly Media on December 18, 2008 08:19:

Upgrading to print+pdf version of book?

i bought this book before the pdf was available. can i "upgrade" to the print+pdf deal, thereby getting the pdf version, by paying the difference between the print and print+pdf price?