Implement strStr(). Returns the index of the first occurrence of needle in haystack, or -1 if needle is not part of haystack. 解题: 本题为典型的KMP算法考察题,KMP算法描述为: 设主串S,匹配串P,i为S的索引下…
IOS8更新了,oc还将继续但新增了swift语言,能够代替oc编写ios应用,本文将使用swift作为编写语言,为大家提供step by step的教程。 工具 ios每次更新都须要更新xcode,这次也不例外,但使用xcode6,须…
阅读:http://developer.android.com/training/basics/actionbar/index.html 对于API11以下的兼容: Update your activity so that it extends ActionBarActivity. For example: public class Main Activit yextends ActionBarActivity{...} In your mani…