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The first step to prevent DDOS is to have a backup website or at least a temporary home page. In case the production server goes offline, it can immediately switch to the backup website, so there is no way out.Sorting out content benchmarks. What kind of content users contribute, taking as an example, is reflected through the recommended content. For example, when Zhihu first opened through the invitation code, when you saw that the answers inside were very long, you were ashamed to write very short content.} catch (ClassNotFoundException e) {讲述了特种兵王周扬、肖克二人在对边境黑势力清剿活动中，因战友惨死，陷入深深的不安和自责中进而消极颓废，却最终在面对黑势力的反扑中两位兵王再度联手，与黑势力展开了正义与邪恶的终极对决。正如先前所报导过的，本季首集，“为了Warrick”，将会给上季的结尾，Warrick Brown（Gary Dourdan饰）中枪后流血而死，作一个总结。这个事件也被认为是“一个没有人预料到的契机，这个案件成为了所有人一生中最重要的案子，而将整个CSI紧紧团结在一起”。而这，也正是整个宣传片所着重强调的。在这个一分半钟的短片里我们需要关注的是，新角色 Riley Adams(Lauren Lee Smith）闪亮登场，与此同时，在悲剧发生之际，即将离开的Sara Sidle（Jorja Fox饰)与Grissom紧紧相拥。因此在这种情况下，一个人头赚一两这件事，实在是太诱人了。