Professor Homer has been reported missing. We suspect that his recent research works might have had something to with this. But we really don't know m ...
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其他好文 时间:
2017-09-23 13:30:16
阅读次数:
162
I get that look a lot, but I never let it get to me. 我常常受到异样的目光,但我从不把它们放在眼里。 I don't feel good these days, it just seems I would never get the favour ...
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其他好文 时间:
2017-09-22 17:37:48
阅读次数:
146
1.实例: 下载一首英文的歌词或文章,将所有,.?!等替换为空格,将所有大写转换为小写,统计某几个单词出现的次数,分隔出一个一个的单词。 zx='''I don't want nobody to get killed I'll come and get you I am always ready t ...
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其他好文 时间:
2017-09-20 23:14:26
阅读次数:
254
实例: 下载一首英文的歌词或文章,将所有,.?!等替换为空格,将所有大写转换为小写,统计某几个单词出现的次数,分隔出一个一个的单词。 sorry='''You gotta go and get angry at all of my honestyYou know I try but I don’t ...
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其他好文 时间:
2017-09-20 23:12:44
阅读次数:
154
1. s='''Beat It - Michael JacksonThey Told Him Don't You Ever Come Around HereDon't Wanna See Your Face You Better DisappearThe Fire's In Their Eyes A ...
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其他好文 时间:
2017-09-20 23:12:20
阅读次数:
117
1. s='''We don't talk anymoreWe don't talk anymoreWe don't talk anymoreLike we used to do We don't laugh anymoreWhat was all of it for ? We don't talk ...
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其他好文 时间:
2017-09-20 22:07:29
阅读次数:
162
1.实例: 下载一首英文的歌词或文章,将所有,.?!等替换为空格,将所有大写转换为小写,统计某几个单词出现的次数,分隔出一个一个的单词。 song='''I don't like your little gamesDon't like your tilted stageThe role you ma ...
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其他好文 时间:
2017-09-20 20:56:14
阅读次数:
270
单机并发编程有两种基本模型:"消息传递"和"共享内存";分布式系统运行在多台机器上,只有一种实用模型:"消息传递"。 单机上多进程并发可以照搬"消息传递",多线程编程用"消息传递"更容易保证程序的正确性。 多线程同步有很多种方式:互斥量、条件变量、信号量、读写锁等。尽量不要用信号量和读写锁 Don’ ...
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编程语言 时间:
2017-09-16 13:34:33
阅读次数:
178
常用的设计原则和设计模式 1、设计原则(明确)① YANGI(You aren't gonna need it) 不写不需要的代码②KISS(Keep it simple and stupid) 代码越简单越好③DRY(Don't Repeat Yourself)封装代码④高内聚低耦合内聚:一个模块 ...
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其他好文 时间:
2017-09-16 00:35:28
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177
在mysql中执行以下命令: drop database hive; create database hive; alter database hive character set latin1; 重启hive ...
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数据库 时间:
2017-09-14 13:19:17
阅读次数:
730