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swift官方文档中的函数闭包是怎么理解的?
官方文档中的16页:numbers.map({ (number: Int) -> Int in let result = 3 * number return result })不知道这个怎么用,更不知道它所说的要写个把奇数改成0的方法。
分类:其他好文   时间:2014-06-26 19:06:05    阅读次数:193
Web Api单元测试写法
例如我们在Web Api项目中有个Controllerpublic class SomeController : ApiController{public HttpResponseMessage Get(){// 一些操作return Request.CreateResponse(HttpStatu...
分类:Windows程序   时间:2014-06-26 18:24:06    阅读次数:249
leetcode 题解:Binary Tree Preorder Traversal (二叉树的先序遍历)
题目:Given a binary tree, return thepreordertraversal of its nodes' values.For example:Given binary tree{1,#,2,3}, 1 \ 2 / 3return[1,2,3]....
分类:其他好文   时间:2014-06-26 16:03:52    阅读次数:296
leetcode 题解:Binary Tree Inorder Traversal (二叉树的中序遍历)
题目:Given a binary tree, return theinordertraversal of its nodes' values.For example:Given binary tree{1,#,2,3}, 1 \ 2 / 3return[1,3,2].N...
分类:其他好文   时间:2014-06-26 16:02:42    阅读次数:172
Leetcode Add Binary
Given two binary strings, return their sum (also a binary string).For example,a ="11"b ="1"Return"100".class Solution {public: string addBinary(str...
分类:其他好文   时间:2014-06-26 15:52:27    阅读次数:159
LeetCode:Combinations
Given two integers n and k, return all possible combinations of k numbers out of 1 ... n. For example, If n = 4 and k = 2, a solution is: [ [2,4], [3,4], [2,3], [1,2], [1,3...
分类:其他好文   时间:2014-06-26 14:06:02    阅读次数:252
LeetCode:Length of Last Word
Given a string s consists of upper/lower-case alphabets and empty space characters ' ', return the length of last word in the string. If the last word does not exist, return 0. Note...
分类:其他好文   时间:2014-06-26 13:55:01    阅读次数:179
C语言里为何会有“2+2=5”的结果
写这篇原创文章是因为看到了极客中的一篇文章《有趣各种编程语言实现2+2=5》,其中C语言是这样实现的: int main() { char __func_version__[] = “5″; // For source control char b[]=”2″, a=2; printf(“%d + %s = %s\n”, a, b, a+b); return 0; }     有些童鞋可能会说...
分类:编程语言   时间:2014-06-26 11:03:19    阅读次数:282
LeetCode:Interleaving String
Given s1, s2, s3, find whether s3 is formed by the interleaving of s1 and s2. For example, Given: s1 = "aabcc", s2 = "dbbca", When s3 = "aadbbcbcac", return true. When ...
分类:其他好文   时间:2014-06-26 10:10:19    阅读次数:214
LeetCode: Palindrome Partitioning II [132]
【题目】 Given a string s, partition s such that every substring of the partition is a palindrome. Return the minimum cuts needed for a palindrome partitioning of s. For example, given s = "aab", Return 1 since the palindrome partitioning ["aa","b"] could b...
分类:其他好文   时间:2014-06-26 07:48:00    阅读次数:259
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