判断对象是不是数组可以用var arr:Array = [];trace(arr is Array);//truevar vec:Vector. = new Vector.();trace(vec is Vector.);//true但是如果Vector.该怎么判断这个东西是不是Vector呢tra...
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其他好文 时间:
2014-07-07 18:14:54
阅读次数:
214
Problem Description:A linked list is given such that each node contains an additional random pointer which could point to any node in the list or null...
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其他好文 时间:
2014-07-07 16:19:01
阅读次数:
188
晚上的时候把项目目录直接剪切走了 早晨就打不开了去workspace看log .\workspace\.metadata\.log发现如下代码!MESSAGE Could not read metadata for '项目名字'.…………!ENTRY org.eclipse.core.jobs 2 ...
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其他好文 时间:
2014-07-07 16:09:26
阅读次数:
201
Problem Description:Given a binary tree containing digits from0-9only, each root-to-leaf path could represent a number.An example is the root-to-leaf ...
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其他好文 时间:
2014-07-07 16:01:34
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223
Problem Description:Given an indexk, return thekthrow of the Pascal's triangle.For example, givenk= 3,Return[1,3,3,1].Note:Could you optimize your alg...
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其他好文 时间:
2014-07-07 15:47:17
阅读次数:
272
【题目】
Given a binary tree, return the postorder traversal of its nodes' values.
For example:
Given binary tree {1,#,2,3},
1
2
/
3
return [3,2,1].
Note: Recursive solution is trivial, could you do it iteratively?
【题意】
非递归实现后续遍...
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其他好文 时间:
2014-06-30 10:10:10
阅读次数:
177
【题目】
Given a binary tree, return the preorder traversal of its nodes' values.
For example:
Given binary tree {1,#,2,3},
1
2
/
3
return [1,2,3].
Note: Recursive solution is trivial, could you do it iteratively?
【题意】
非递归返回先序遍历...
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其他好文 时间:
2014-06-30 06:21:18
阅读次数:
334
【题目】
Given an array of integers, every element appears three times except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implement it without using extra memory?
【题意】
给定一个整数以外,其中除了一个整数只出现一次以外...
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其他好文 时间:
2014-06-29 22:52:35
阅读次数:
246
【题目】
A linked list is given such that each node contains an additional random pointer which could point to any node in the list or null.
Return a deep copy of the list.
【题意】
给定一个链表,每个节点除了next指针外,还有一个random指针,指向任意的节点。
要求,复制这样的一个链表
【思路】
思路...
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其他好文 时间:
2014-06-29 20:41:21
阅读次数:
232
Almost one year ago, I checked how different cache settings affected KVM storage subsystem performance. Results were very clear: to obtain good I/O sp...
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系统相关 时间:
2014-06-29 19:47:59
阅读次数:
448