readdir, readdir_r - 读一个目录readdir函数： struct dirent *readdir(DIR*dirp);The data returned by readdir() may be overwritten by subsequent callsto readdi.....
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编程语言 时间：
2014-08-13 22:06:57
阅读次数：
386
最近有个FAT文件系统非正常umount导致sdcard挂载异常，进入errors处理，remount-ro了。[ 7993.545483] c0 FAT-fs (mmcblk0p1): Volume was not properly unmounted. Some data may be corr...
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其他好文 时间：
2014-08-13 17:58:46
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226
Neal is very curious about combinatorial problems, and now here comes a problem about words. Knowingthat Ray has a photographic memory and this may no...
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其他好文 时间：
2014-08-13 17:54:56
阅读次数：
260
管理方式：对于栈来讲，是由编译器自动管理，无需我们手工控制；对于堆来讲，释放工作有程序员控制，容易产生memory Leak。申请大小：栈：在Windows下，栈是向低地址扩展的数据结构，是一块连续的内存区域。这句话的意思是栈顶上的地址和栈的最大容量是系统预先规定好的，在Windows下，栈的大小是...
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移动开发 时间：
2014-08-12 18:41:04
阅读次数：
310
Insertion Sort is a simple sorting technique which was covered in previous challenges. Sometimes, arrays may be too large for us to wait around for in...
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其他好文 时间：
2014-08-12 18:13:14
阅读次数：
404
题目：
The string "PAYPALISHIRING" is written in a zigzag pattern on a given number of rows like this: (you may want to display this pattern in a fixed font for better legibility)
P A H N
A P L S I I G
Y I R
And then read line by line: "PAHNAPLSIIG...
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其他好文 时间：
2014-08-12 00:47:43
阅读次数：
196
PX Deq: Execution Msg
Occurs when a parallel slave is waiting to be told what to do. This is normally considered an idle event, but can cause excessive CPU
in some cases.
Solution
Reduc...
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其他好文 时间：
2014-08-11 21:38:52
阅读次数：
485
Binary Tree Maximum Path SumGiven a binary tree, find the maximum path sum.The path may start and end at any node in the tree.For example:Given the be...
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其他好文 时间：
2014-08-11 21:13:02
阅读次数：
219
When we are focusing on solving problems, we usually prefer to stay in front of computers rather than go out for lunch. At this time, we may call for food delivery.
Suppose there are N people living ...
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其他好文 时间：
2014-08-11 15:02:22
阅读次数：
333
题意：给你一组数n m n的意思是有多少个村庄，并且给你n-1个关系，m的意思是要你连通的村庄。现在要你求出连通m个村庄所花费的钱
思路：题目一看数据，就像是要你去求最小生成树的子数，但是仔细审题会发现一句“Meanwhile you should use the least money. You may suppose that the initial transportation net...
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其他好文 时间：
2014-08-11 12:06:42
阅读次数：
188
