添加deb的源后,执行update报错 NO_PUBKEY 64AA94D00B849883的...
Thisisanewfeatureoftheapt-getsystemthatguaranteestheauthenticityofserversforupdatingDebian. SolutionSimplytypethefollowingcommands,takingcaretoreplacethenumberbelowwiththatofthekeythatwasdisplayedinth