Close() and Dispose() are basically the same thing on an ADO.NET connection
object for providers shipped by Microsoft, and typically for 3rd party
providers as well (haven't seen one that does it differently, but you never
know :). The only difference is that Dispose also clears the connection
string. Calling only 1 of them is enough - whichever you prefer or applies

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做淘宝店,带来流量的途径简单的说就2种,外部流量和内部流量

个人比较倾向于做好淘宝的内部流量,为什么呢?

淘宝网花了很多钱在外面做推广,现在有将近1亿6千万/日均浏览量

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