Support from an activeopen source community that provides additional tools and interfaces for the language to access or derive data from a huge number of sources.
受活跃开源社区的支持,它提供了额外的工具和接口,使语言能访问或获取大量来源的数据。
3
Consider a TCP connection establishment in which a client does an activeopen and a server does a passive open. Moreover, the acknowledgment from the client (the third TCP segment) is lost.