import math
def dotproduct(v1, v2):
return sum((a*b) for a, b in zip(v1, v2))
def length(v):
return math.sqrt(dotproduct(v, v))
def angle(v1, v2):
return math.acos(dotproduct(v1, v2) / (length(v1) * length(v2)))
We now support automatically logging in to any site in the Stack Exchange network.
By that I mean, as long as …
… the site you’re navigating to will automagically log you in! You’ll see a notification bar at the top to let you know when you’ve automatically logged into a site.
(We just forced every registered account in the entire network to log off and log back in to ensure that everyone has logged in under this new regime — so everyone should meet criteria #1 by definition.) …
If I can generally reach web pages on the Internet but can't reach a specific one, how do I troubleshoot what the cause is as an end user?
Please back-up first as Jeff suggested.
First things first
Have you tried updating your bios and drivers, especially chipset/network/raid?
Easy things to do, might remedy the problem and more. :-)
Have you checked the event log?
If it does show a moment in time, you could skip the video reco...
