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CB1, …Command mode belongs to the behavior mode of an object. Command mode encapsulates a request or operation into an object, and separates the responsibility of issuing the command from the responsibility of executing the command through abstraction of the command. The implementation of command mode can provide the functions of revocation and recovery of commands. The specific structure diagram is shown below.这使得彭城守军本无法确定，会稽军的主攻方向究竟在哪里？城头上守将陈辽备受压力苦不堪言。Especially in some forums and other websites that support users to publish their own content, hackers can publish the addresses of their personal websites on them. Since the system will also add a token to this address, hackers can get the token on their own websites and launch CSRF attacks immediately. In order to avoid this, the system can add a judgment when adding token. If the link is linked to its own site, the token will be added later, and if it is connected to the external network, it will not be added. However, even if the csrftoken is not attached to the request in the form of a parameter, the hacker's website can also obtain the token value through the Referer to launch a CSRF attack. This is also why some users like to manually turn off the browser Referer function.　　为了给姐姐复仇，十六岁的文涛刺杀了大黄猫。文惠受到这个强烈的刺激出血死在了医院。一系列的家庭变故使刘洪昌只能将悲痛深深地压抑在心底，扛起了这个风雨飘摇的家…… 多年过去，文达考上了大学；而于秋花却在一次意外的车祸中丧生。为了兑现自己在于秋花生Public void work () {