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When should I use mmap for file access?
...lace mmap can be awkward is if you need to work with very large files on a 32 bit machine. This is because mmap has to find a contiguous block of addresses in your process's address space that is large enough to fit the entire range of the file being mapped. This can become a problem if your addre...
How to check if a variable is not null?
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answered Apr 18 '19 at 13:32
Kamil KiełczewskiKamil Kiełczewski
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How do I get Month and Date of JavaScript in 2 digit format?
...uyOnAComputerSomeGuyOnAComputer
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What is the difference between printf() and puts() in C?
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edited Sep 8 '18 at 12:32
answered May 29 '13 at 12:07
l...
How do I manually create a file with a . (dot) prefix in Windows? For example, .htaccess
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– Doug Chamberlain
Feb 15 '11 at 14:32
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echo outputs a text ECHO is on. that gets written to fil...
kill -3 to get java thread dump
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There is a way to redirect JVM thread dump output on break signal to separate file with LogVMOu...
Unresolved external symbol in object files
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FylixFylix
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add a com...
TCP 的那些事儿（上） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...时间间隔为1s, 2s, 4s, 8s, 16s，总共31s，第5次发出后还要等32s都知道第5次也超时了，所以，总共需要 1s + 2s + 4s+ 8s+ 16s + 32s = 2^6 -1 = 63s，TCP才会把断开这个连接。
关于SYN Flood攻击。一些恶意的人就为此制造了SYN Flood攻击——给...
Visual Studio: How can I see the same file in two separate tab groups?
...lly though
– p4bl0
Mar 29 '17 at 10:32
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Just wanted to add a keyboard shortcut for this: 1) Alt ...
Converting A String To Hexadecimal In Java
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edited Sep 22 '13 at 13:32
Joni
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answered...