Wednesday, 1 August 2012

mac laptop black screen of death problem - black screen after sleep

If your mac laptop screen goes black for no reason after a sleep, it's called the 'black screen of death':

http://support.apple.com/kb/DL1475
http://support.apple.com/kb/TS4088
http://support.apple.com/kb/HT1564

MacBook Pro Video Update 1.0 (Snow Leopard)
support.apple.com
This update addresses an issue where MacBook Pro (15-inch Mid 2010) computers may intermittently freeze or stop displaying video. For detailed information about this update, please visit: http://support.apple.com/kb/TS4088. The update is for Snow Leopard.

Some people claim it is fixable. Apparently if you boot with the shift key down, it turns the screen back on. I tried it and it seemed to work. The reason I was forced to investigate was MY laptop started doing this. So much for apple quality. At any rate, there was another webpage that says that after you've booted, delete /var/vm/* - ie open terminal, type

sudo rm /var/vm/*

php 7 nightmare

OK so Centos 6 insists on installing php 5.3 and even if you download other RPMs and install them, they do not replace the existing 5.3 whic...