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The first time I asked a question, could you please help me to see what's going on?

Source: Internet
Author: User
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Baidu homepage has a BIDUPSID cookie. What is this cookie used? Also, why does the cookie value remain unchanged for the same browser every time it is accessed? Clear the cookie and local database. Even if the browser is uninstalled and installed, it will not change. Why? Can I delete or modify this cookie? None

Baidu homepage has a BIDUPSID cookie. What is this cookie used? Also, why does the cookie value remain unchanged for the same browser every time it is accessed? Clear the cookie and local database. Even if the browser is uninstalled and installed, it will not change. Why? Can I delete or modify this cookie? None

Baidu homepage has a BIDUPSID cookie. What is this cookie used? Also, why does the cookie value remain unchanged for the same browser every time it is accessed? Clear the cookie and local database. Even if the browser is uninstalled and installed, it will not change. Why? Can I delete or modify this cookie? <无> 
a

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