This work was contributed thanks Kenta Moriuchi.
\n“I think what we have is a universal vaccine against diverse respiratory threats,” Pulendran said.，更多细节参见新收录的资料
，详情可参考新收录的资料
SummaryIf you want to have good performance for your singleton implementation and you need to provide a constructor, you should go for the static data member implementation. In case you can default the default constructor, the two implementation strategies are equivalent performancewise. I would suggest using the block local approach as it saves having to define and initialize the singleton object in an implementation file.
statements. All generated queries should be reviewed before execution.。关于这个话题，新收录的资料提供了深入分析