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https://www.tsingfun.com/it/os_kernel/511.html 

Linux反编译全攻略 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...上面给出的程序链接中下载。 运行命令“ upx -d cm2 ”程序解压缩,显示如下: 代码: [ncc2008@localhost crack]$ upx -d cm2 Ultimate Packer for eXecutables Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 UPX 1.25 ...
https://www.tsingfun.com/ilife/tech/256.html 

在线服务的黑天鹅 - 资讯 - 清泛网 - 专注C/C++及内核技术

...使用之后,对系统可用性有较高要求,互联网服务通常会可用性目标定在99.99%及以上,但极少能达到99.999%的。Tim有一个服务由于功能简单且稳定,较少需要变更代码,且有容错的设计,服务池没有单点问题,所以跟同事们说20...
https://www.tsingfun.com/it/bigdata_ai/1071.html 

Redis消息通知系统的实现 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...在登陆用户获取消息的时候,就是一个拉消息的过程;在消息发送给登陆用户的时候,就是一个推消息的过程。 速度 假设要推送一百万条消息的话,那么最直白的实现就是不断的插入,代码如下: <?php for ($msgid = 1; $msgi...
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How do I detect whether a Python variable is a function?

...n of "function" that is usually not what you need. For example, it rejects zip (technically a class): &gt;&gt;&gt; type(zip), isinstance(zip, types.FunctionType) (&lt;class 'type'&gt;, False) open (built-in functions have a different type): &gt;&gt;&gt; type(open), isinstance(open, types.Functio...
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How can I escape white space in a bash loop list?

...n. (At least, it doesn't appear on Solaris 8, and I don't think it was in AIX 4.3 either.) I guess the rest of us may be stuck with piping to xargs... – Michael Ratanapintha Nov 19 '08 at 6:00 ...
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What are the differences between LDAP and Active Directory?

...ectory service providers. Windows server OS uses AD as a directory server, AIX which is a UNIX version by IBM uses Tivoli directory server. Both of them uses LDAP protocol for interacting with directory. Apart from protocol there are LDAP servers, LDAP browsers too. ...
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python tuple to dict

... +1 Beautiful!, I had to try it with zip dict(zip(*zip(*t)[::-1])). This is slower, uglier and using way more memory..likely 3x. – kevpie Apr 28 '11 at 1:35 ...
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Visual Studio Copy Project

... define Template name Template Description Icon Preview image Then it zips up your project into 'My Exported Templates' directory. You also have the option to make your template available when you create a new project. When you use your template to create a new project, the namespace wil...
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How to make a node.js application run permanently?

... AIX powersystem, nohup node myApp.js &amp; ran the app in the bg but it dies when the term was closed. Not sure why though. – AnBisw Apr 4 '17 at 4:46 ...
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How to get all subsets of a set? (powerset)

...ge(x)] for i in range(1 &lt;&lt; x): yield [ss for mask, ss in zip(masks, s) if i &amp; mask] And then the test code would look like this, say: print(list(powerset([4, 5, 6]))) Using yield means that you do not need to calculate all results in a single piece of memory. Precalculatin...