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An operation on a socket could not be performed because the system lac...

An operation on a socket could not be performed because the system lacked sufficient buffer space(由于系统缓冲区空间不足,或者因为队列已满,不能执行套接字上的操作)An-operation-on-a-socket-could-not-be-performed-because-the-system-lacked-sufficient-buffer-space服务...
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莱昂氏unix源代码分析 PDF - 文档下载 - 清泛网 - 专注C/C++及内核技术

...篇组成。上篇为UNIX版本6的源代码,下篇是莱昂先生对UNIX操作系统版本6源代码的详细分析。本书语言简洁、透彻,曾作为未公开...本书由上、下两篇组成。上篇为UNIX版本6的源代码,下篇是莱昂先生对UNIX操作系统版本6源代码的...
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How do I get a list of all subdomains of a domain? [closed]

... Correct command should be: dig @123.456.789.123 DOMAIN.COM -t axfr – Superbiji Jan 8 '14 at 7:48 8 ...
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高并发服务端分布式系统设计概要 - C/C++ - 清泛网 - 专注C/C++及内核技术

...将会更复杂,因为此时不光考虑的数据的存储同步问题,操作也需要同步。现在来检验下我们设计的“山推”系统,主要分布式指标: 一致性:如前文所述,Global机器强一致性,Group机器最终一致性; 可用性:Global...
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Convert columns to string in Pandas

...der, # Setup df = pd.DataFrame({'A': ['a', 'b', 'c'], 'B': [{}, [1, 2, 3], 123]}) df A B 0 a {} 1 b [1, 2, 3] 2 c 123 Upto pandas 0.25, there was virtually no way to distinguish that "A" and "B" do not have the same type of data. # pandas <= 0.25 df.dtypes A ...
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盘点微软历史上9大失败软件产品! - 创意 - 清泛网 - 专注C/C++及内核技术

...软于今年11月份正式宣布,Skype将取代MSN业务。 3、移动操作系统Windows Mobile(1996年-2010年10月): 该操作系统的设计初衷是尽量接近于桌面版本的Windows,微软按照电脑操作系统的模式来设计WM,以便能使得WM与电脑操作系统一...
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12306.cn谈谈网站性能技术 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...不够,所以,需要把一些不活跃的数据换出内存,这个和操作系统的内存换页和交换内存很相似。FIFO、LRU、LFU都是比较经典的换页算法。相关内容参看Wikipeida的缓存算法。 3)缓存的重建和持久化。缓存在内存,系统总要维护...
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Press alt + numeric in bash and you get (arg [numeric]) what is that?

... + numeric and then you press a character, you'll get num caracters: (arg: 123) + a -> 123 times "a" share | improve this answer | follow | ...
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How can I selectively escape percent (%) in Python strings?

...ered May 21 '12 at 7:46 openmeet123openmeet123 42933 silver badges22 bronze badges ...
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Simple insecure two-way data “obfuscation”?

...leAES { // Change these keys private byte[] Key = __Replace_Me__({ 123, 217, 19, 11, 24, 26, 85, 45, 114, 184, 27, 162, 37, 112, 222, 209, 241, 24, 175, 144, 173, 53, 196, 29, 24, 26, 17, 218, 131, 236, 53, 209 }); // a hardcoded IV should not be used for production AES-CBC code // ...