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执行下面的命令问题解决:# teamviewer --daemon enable enableSat Jan 7 15:53:52 CST 2017Action: Installing daemon (11.0.57095) for 'upstart' ...installing /
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mysql 有报错  ERROR! MySQL is not running, but lock file (/var/lock/subsys/mysql) exists

 sh-4.1# /etc/init.d/mysqld status ERROR! MySQL is not running, but lock file (/var/lock/subsys/mysql) existssh-4.1# /etc/init.d/mysqld startStar
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[Compose] 18. Maintaining structure whilst asyncing

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题意:给你n段连续的路,每条路有长度和最长通过时间,你正常速度为0.5,吃药速度为1,药效持续时间为r问你走完这段路需要吃多少药,无解输出-1,吃药的数量不大于1e5则输出每个吃药的时间思路:模拟一遍过程,必须吃的时候吃就好了,不知道为什么过的人好少。。/* ********************
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BZOJ2498 : Xavier is Learning to Count

考虑容斥,通过$Bell(p)$的时间枚举所有等价情况。对于一种情况,强制了一个等价类里面的数都要相同,其它的可以相同也可以不同。这方案数显然可以通过多项式乘法求得,乘上容斥系数$(-1)^{p-等价类个数}\ \ \ \ \ \ \ \times(每个等价类大小-1)!之积$。可以先把那$p$个多
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__main__:1: Warning: Unknown table 'employ' 0L

__main__:1: Warning: Unknown table 'employ' 0Lfrom warnings import filterwarningsimport MySQLdbfilterwarnings('ignore', category = MySQLdb.Warning)#!/
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Learning to write a compiler

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[Angular2] @Ngrx/store and @Ngrx/effects learning note

Just sharing the learning experience related to @ngrx/store and @ngrx/effects. In my personal opinion, I fell there are tow different types of co
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