码迷,mamicode.com
首页 >  
搜索关键字:not find    ( 24186个结果
Ruby 零碎点
1.try 永远不会抛出异常 在 没有的时候 返回 nil  province_id = Province.find_by_name(prov).try(:id) 2.find(:first, :condotions) 方法 不言而与 mobile_info = MobileInfo.find(:first, :conditions => ["mobile_num = ? ", mobi...
分类:其他好文   时间:2014-08-06 10:32:31    阅读次数:304
JQuery设置获取下拉菜单选项的值 多实例
分享下JQuery如何设置获取下拉菜单某个选项的值,多种方法,值得收藏。JQuery获取和设置Select选项获取Select :获取select 选中的 text :$(“#ddlRegType”).find(“option:selected”).text();获取select选中的 value:...
分类:Web程序   时间:2014-08-06 06:15:10    阅读次数:294
Word Ladder II leetcode java
题目:Given two words (start and end), and a dictionary, find all shortest transformation sequence(s) from start to end, such that:Only one letter can b....
分类:编程语言   时间:2014-08-06 01:52:30    阅读次数:251
Matrix multiplication hdu4920
Problem DescriptionGiven two matrices A and B of size n×n, find the product of them.bobo hates big integers. So you are only asked to find the result ...
分类:其他好文   时间:2014-08-06 01:43:40    阅读次数:334
Word Ladder leetcode java
题目:Given two words (start and end), and a dictionary, find the length of shortest transformation sequence from start to end, such that:Only one letter...
分类:编程语言   时间:2014-08-06 01:35:30    阅读次数:389
HDU - 4911 Inversion
Problem Description bobo has a sequence a1,a2,…,an. He is allowed to swap two adjacent numbers for no more than k times. Find the minimum number of inversions after his swaps. Note: The number...
分类:其他好文   时间:2014-08-05 22:44:03    阅读次数:248
HDU 4920 Matrix multiplication
Problem Description Given two matrices A and B of size n×n, find the product of them. bobo hates big integers. So you are only asked to find the result modulo 3.   Input The input consists of...
分类:其他好文   时间:2014-08-05 22:38:00    阅读次数:248
Leetcode :: Single Number II
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 u...
分类:其他好文   时间:2014-08-05 22:35:00    阅读次数:277
Could not find a storyboard named 'Main' in bundle NSBundle </Users/tianxiao/
1、删掉工程中main.storyboard 后要删除plist文件中对应的键值,否则会报如下错误:Could not find a storyboard named 'Main' in bundle NSBundle2、删除main.storyboard后,需要在AppDelegate.m中初始化...
分类:其他好文   时间:2014-08-05 22:27:20    阅读次数:188
iOS程序中打开其他程序的方法
1.1 如果被打开程序不是自己的,则要找到被打开App的URL Schemes。 http://jbguide.me/2012/09/12/how-to-find-url-schemes%EF%BC%9F/ 1.2 如果被打开程序是自己写的,那么写程序时要实现 1) appname-info.plist里...
分类:移动开发   时间:2014-08-05 19:42:40    阅读次数:250
© 2014 mamicode.com 版权所有  联系我们:gaon5@hotmail.com
迷上了代码!