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What does 'stale file handle' in Linux mean?

Say I have a terminal open, and through that terminal I have cd 'ed to some directory. Through another terminal, I delete that directory and restore it back from an identical backup. When I try to vim a file from the first terminal, in the same directory, why do I get an error about a stale file ...
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Does use of final keyword in Java improve the performance?

... final does make a significant difference. – Casper Færgemand Apr 3 '14 at 13:05 6 ...
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What is bootstrapping?

I keep seeing "bootstrapping" mentioned in discussions of application development. It seems both widespread and important, but I've yet to come across even a poor explanation of what bootstrapping actually is; rather, it seems as though everyone is just supposed to know what it means. I don't, tho...
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CruiseControl.Net 进行持续化集成 - IT产品资讯 - 清泛网 - 专注C/C++及内核技术

...于以后发布。而Merge是将上面各个任务中生成的日志进行合并。 下面重新签出嵌入,观察集成结果: 可以看到,已经release成功。 下面就看一下生成的DailyBuild.FxCop.xml, 打开看里面的内容便可以发现代码检测结果。 Crui...
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PHP - How to check if a string contains a specific text [duplicate]

... @PadronizaçãoSA The ! operator will affect the falsiness of the return value from strpos which means === won't work the way it's intended. – Dai Jun 27 '18 at 15:04 ...
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MySQL Orderby a number, Nulls last

...M table ORDER BY ISNULL(field) ASC; (MySQL 5.5) – Marçal Juan Sep 7 '12 at 11:10 5 ...
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C++常用排序算法汇总 - C/C++ - 清泛网 - 专注C/C++及内核技术

...n} * 稳定排序中最高效的 * 倒置的二叉树,两两排序后合并 * * https://www.tsingfun.com ************************************/ #include<stdio.h> #include<stdlib.h> /* 将有序的arr[start...mid]和有序的arr[mid+1...end]归并为有序的brr[0...end-start+1], ...
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get just the integer from wc in bash

...&lt; I get an error. parse error near '\n' – Nuno Gonçalves Sep 29 '19 at 20:32 add a commen...
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How to develop a soft keyboard for Android? [closed]

... "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z", "ç", "à", "é", "è", "û", "î" }; private String cL[] = { "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z", "ç", "à", "é", "è", "û...
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How to validate an e-mail address in swift?

... Ah, Finally.. :D – Ümañg ßürmån Feb 26 at 19:01 add a comment  |  ...