From 11:00PM PDT on Friday, July 1 until 5:00AM PDT on Saturday, July 2, the Shmoop engineering elves will be making tweaks and improvements to the site. That means Shmoop will be unavailable for use during that time. Thanks for your patience!
Porfiry Platonych is one of the Odintsov's neighbors. He comes over to play whist, and Bazarov is frustrated when Porfiry beats him. Later, when things become tense between Bazarov and Anna Sergeyevna, Porfiry's presence is a vast relief to everyone since they do not have to interact with one another as directly.