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分布式系统的事务处理 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...问题,三段提交比两段提交的好处是,三段提交可以继续直接把状态变成C状态(Commit),而两段提交则不知所措。 其实,三段提交是一个很复杂的事情,实现起来相当难,而且也有一些问题。 看到这里,我相信你有很多很多...
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Uber5岁了,一次性告诉你它的商业之道 - 资讯 - 清泛网 - 专注C/C++及内核技术

...荷兰、西班牙、德国等国先后禁止Uber在本国运营时,Uber直接将三国政府告上法庭,指控三国政府的行为违反欧盟法律。 但广州政府的突击检查Uber广州办公室时,Uber选择沉默;杭州专车司机因为钓鱼执法而聚集时,Uber发布通...
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What are JavaScript's builtin strings?

...that piece of code just for fun in order to send it to my wife on February 14 :) Having only Chrome installed on the laptop I had no options to check how it works in Firefox and IE. Moreover, I haven't really expected that toString() representation of build-in methods might look differently in other...
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6个变态的C语言Hello World程序 - 创意 - 清泛网 - 专注C/C++及内核技术

...要动用C++...下面的六个程序片段主要完成这些事情: 1、输出Hello, World 2、混乱C语言的源代码 下面的所有程序都可以在GCC下编译通过,只有最后一个需要动用C++的编译器g++才能编程通过。 hello1.c #define _________ } #define ...
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Fastest way to determine if an integer's square root is an integer

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Regular expression that matches valid IPv6 addresses

...section 2.2 of rfc5952) link-local IPv6 addresses with zone index (section 11 of rfc4007) IPv4-Embedded IPv6 Address (section 2 of rfc6052) IPv4-mapped IPv6 addresses (section 2.1 of rfc2765) IPv4-translated addresses (section 2.1 of rfc2765) IPv6 Regular Expression: (([0-9a-fA-F]{1,4}:){7,7}[0-...
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User recognition without cookies or local storage

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Find unique rows in numpy.array

... 122 As of NumPy 1.13, one can simply choose the axis for selection of unique values in any N-dim a...
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How to convert numbers between hexadecimal and decimal

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List of lists changes reflected across sublists unexpectedly

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