大约有 1,100 项符合查询结果(耗时:0.0101秒) [XML]

https://www.tsingfun.com/it/tech/1215.html 

构建高并发高可用的电商平台架构实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...量中,更多的关注于可用性。 3) 依赖关系 平台中各个模块之间的关系尽量是低耦合的,可以通过相关的消息组件进行交互,能异步则异步,分清楚数据流转的主流程和副流程,主副是异步的,比如记录日志可以是异步操作的...
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Most lightweight way to create a random string and a random hexadecimal number

... I got a faster one for the hex output. Using the same t1 and t2 as above: >>> t1 = timeit.Timer("''.join(random.choice('0123456789abcdef') for n in xrange(30))", "import random") >>> t2 = timeit.Timer("binascii.b2a_hex(os.urandom(15...
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How to hash some string with sha256 in Java?

...a, and if you want to represent that in a string, you should use base64 or hex... don't try to use the String(byte[], String) constructor. e.g. MessageDigest digest = MessageDigest.getInstance("SHA-256"); byte[] hash = digest.digest(text.getBytes(StandardCharsets.UTF_8)); ...
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Restore the state of std::cout after manipulating it

...exactly what you need. :-) Example based on your code snippet: void printHex(std::ostream& x) { boost::io::ios_flags_saver ifs(x); x << std::hex << 123; } share | improve ...
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Generate random string/characters in JavaScript

...two, for example, you'll see your number represented in binary. Similar to hex (base 16), base 36 uses letters to represent digits beyond 9. By converting a random number to base 36, you'll wind up with a bunch of seemingly random letters and numbers. – Chris Baker ...
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How to create a GUID/UUID in Python

....uuid4()) 'f50ec0b7-f960-400d-91f0-c42a6d44e3d0' >>> uuid.uuid4().hex '9fe2c4e93f654fdbb24c02b15259716c' share | improve this answer | follow | ...
https://www.tsingfun.com/ilife/tech/1270.html 

阿里全资收购陌陌?突围社交抗衡微信 - 资讯 - 清泛网 - 专注C/C++及内核技术

...一笔稳赚不赔的生意。 “社交是个大市场,阿里现有的模块,不管是淘宝、支付宝都有社交功能,但社交一直是阿里的短板。”鲁振旺认为,利用陌陌现有的用户群和社交功能,打通阿里旗下各个模块的社交问题,弥补社交短...
https://www.tsingfun.com/it/tech/805.html 

WEB端测试与移动端测试的区别 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...到通过主题可以知道本antis记录的是什么问题。如果有多模块、多个子系统如主站、后台等同时参与测试,最好开始就标记是哪端或哪个系统、那个模块的问题。 环境及系统:移动端由于手机和版本较多,因为在bug的时候尽量...
https://www.tsingfun.com/it/tech/1050.html 

记一次LVS/Nginx环境下的访问控制 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... IP,那么我们就可以在 Nginx 上解决问题,有 Access,GEO 等模块可供选择,这里我们选择的是 GEO 模块: geo $bad { default 0; x.y.z.0/24 1; } location / { if ($bad) { return 403; } } 关于 GEO 模块的例子,有一些不错的...
https://www.tsingfun.com/it/tech/1686.html 

IIS配置常见问题汇总(持续更新 ) - 更多技术 - 清泛网 - 专注C/C++及内核技术

...nternal Server Error 处理程序“PageHandlerFactory-Integrated”在其模块列表中有一个错误模块“ManagedPipelineHandler”。 原因:没有为IIS注册.NET支持。(可能是先安装了.NET、后安装IIS,导致.NET没有注册IIS支持) 解决:cmd.exe右键管理员...