计算机白屏怎么回事？# Hardware - 计算机硬件
b*y
1 楼
Say you need to design a web application which needs to support friends of
friends function(like in linked in, when you search a person, it will show
you if this person is linked with you, your connection or your connections'
conection...), we expect to have millions of users and each user may have
thousands of friends, how would you design/implement this function to make
it scalable.
friends function(like in linked in, when you search a person, it will show
you if this person is linked with you, your connection or your connections'
conection...), we expect to have millions of users and each user may have
thousands of friends, how would you design/implement this function to make
it scalable.