Complete TODO && add ShardedLRUCache #3
Description
https://github.com/daidai21/self.lib/blob/master/reuse/C%2B%2B/lru_cache.hpp
ShardedLRUCache support multi-thread
reference leveldb util/cache.cc
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https://github.com/daidai21/self.lib/blob/master/reuse/C%2B%2B/lru_cache.hpp
ShardedLRUCache support multi-thread
reference leveldb util/cache.cc