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`date` command on OS X doesn't have ISO 8601 `-I` option?
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@mbigras : Z and +00:00 are the same (mostly). For purposes of translating time, they both mean UTC. However England is +00:00 in winter and +01:00 in summer (BST).
– Jeffrey Hulten
May 10 '17 at 21:32
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2016电商“死亡”名单（上半年） - 资讯 - 清泛网 - 专注IT技能提升
...开始下降。物流配送上的巨大投入也是其资金出现问题的一个重大原因。
神奇百货
关注度：★★★★★★
关键词：90后创业、二次元
“死亡”时间：7月22日，停止售货。
模式：定位于国内首家专注于95后的青少年个性化电...
How do malloc() and free() work?
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OK some answers about malloc were already posted.
The more interesting part is how free works (and in this direction, malloc too can be understood better).
In many malloc/free implementations, free does normally not return the memory to the operating system (or at l...
How to import other Python files?
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There are many ways to import a python file, all with their pros and cons.
Don't just hastily pick the first import strategy that works for you or else you'll have to rewrite the codebase later on when you find it doesn't meet your needs.
I'll start out explaining the easiest exampl...
What does Python's eval() do?
...ing and then have python run it as code. So for example: eval("__import__('os').remove('file')").
– BYS2
Feb 21 '12 at 19:24
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How to change line-ending settings
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Line ending format used in OS
Windows: CR (Carriage Return \r) and LF (LineFeed \n) pair
OSX,Linux: LF (LineFeed \n)
We can configure git to auto-correct line ending formats for each OS in two ways.
Git Global configuration
Use .gitattributes file
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How to run a Python script in the background even after I logout SSH?
... process exits with status 1. What's going on?
– Santosh Ghimire
Dec 7 '13 at 15:03
1
read the ou...
Pulse Secure解决方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...制解决方案时，如何才能将解决方案部署在生产环境中是一个主要考虑因素。分阶段的部署接入控制解决方案适用于大多数企业，允许循序渐进地部署控制功能。实际上，并非所有的网络段都是相同的，虽然某些网络段可能只需...
How to detect Safari, Chrome, IE, Firefox and Opera browser?
...specific instructions to install an extension. Use feature detection when possible.
Demo: https://jsfiddle.net/6spj1059/
// Opera 8.0+
var isOpera = (!!window.opr && !!opr.addons) || !!window.opera || navigator.userAgent.indexOf(' OPR/') >= 0;
// Firefox 1.0+
var isFirefox = typeof I...
Apache两种工作模式区别及配置切换 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ervers”个子进程后，为了满足MinSpareServers设置的需要创建一个进程，等待一秒钟，继续创建两个，再等待一秒钟，继续创建四个……如此按指数级增加创建的进程数，最多达到每秒32个，直到满足MinSpareServers设置的值为止。这就...