Given a digit string, return all possible 
letter combinations that the number could represent.A mapping of digit to 
letters (just like on the telephon...
                            
                            
                                分类:
其他好文   时间:
2014-04-30 03:52:56   
                                阅读次数:
411
                             
                         
                    
                        
                            
                            
                                题目: Given an array of integers, find two numbers 
such that they add up to a specific target number. The function twoSum should 
return indices of the t...
                            
                            
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其他好文   时间:
2014-04-30 03:20:07   
                                阅读次数:
502
                             
                         
                    
                        
                            
                            
                                Mine NumberTime Limit: 1000ms Memory limit: 
65536K有疑问?点这里^_^题目描述Every one once played the game called Mine Sweeping, here I 
change the rule. You are g...
                            
                            
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其他好文   时间:
2014-04-30 01:05:41   
                                阅读次数:
857
                             
                         
                    
                        
                            
                            
                                The gray code is a binary numeral system where 
two successive values differ in only one bit.Given a non-negative 
integernrepresenting the total number...
                            
                            
                                分类:
其他好文   时间:
2014-04-30 00:21:32   
                                阅读次数:
536
                             
                         
                    
                        
                            
                            
                                # Holding your objectsJava provides a number of 
ways to hold objects :>1. An array associates numberical indexes to objects. 
It holds objects of a kno...
                            
                            
                                分类:
其他好文   时间:
2014-04-28 12:41:47   
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445
                             
                         
                    
                        
                            
                            
                                Linux中的IO使用方法应该是新版本内核才有的方法。请参考:./Documentation/gpio.txt文件提供的API:驱动需要包含 
#include 判断一个IO是否合法:int gpio_is_valid(int number);设置GPIO的方向,如果是输出同时设置电平:/* set 
...
                            
                            
                                分类:
系统相关   时间:
2014-04-28 06:13:34   
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800
                             
                         
                    
                        
                            
                            
                                Oracle的数据字典表dba_objects包含了两个字段,object_id, 
data_object_id,官方文档上的解释是:object_id: Dictionary object number of the 
object.Data_object_id: Dictionary object...
                            
                            
                                分类:
数据库   时间:
2014-04-28 04:23:13   
                                阅读次数:
725
                             
                         
                    
                        
                            
                            
                                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 fo...
                            
                            
                                分类:
其他好文   时间:
2014-04-27 21:36:45   
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515
                             
                         
                    
                        
                            
                            
                                今天正式开始学习html5了,相比html以前的版本,html5新增了好多功能,属性,使我们做出来的界面更加的绚丽,而且使用起来超级简单,这篇文章先来说说html增加的那些input类型和属性。
html5新增的input类型有:email,url,number,range,date pickers,datalist,telephone,search,color
email:提交时会自...
                            
                            
                                分类:
Web程序   时间:
2014-04-27 18:31:48   
                                阅读次数:
1273