Life In 19x19

I upgraded to osx Maveric and it seems that it does not work any more. I downloaded and installed both jre and jdk(terminal required it) version 7.45. Any observations?

I am one of those who hate to repeat the mistakes but I found out that this is constantly happening to me. I listen the lesson, read some book but forget most as time goes on. I am still strugling to find the efficient way how to record, organize and repeat ideas which I read/listen. I am wondering ...