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apache启动时80端口占用的解决方法
问题: (98)Address already in use: make_sock: could not bind to address [::]:80 (98)Address already in use: make_sock: could not bind to address 0.0.0......
分类:Web程序   时间:2015-07-20 19:11:33    阅读次数:110
LeetCode Majority Element II
Given an integer array of size n, find all elements that appear more than ? n/3 ? times. The algorithm should run in linear time and in O(1) space.Hint:How many majority elements could it possibly hav...
分类:其他好文   时间:2015-07-20 16:28:47    阅读次数:133
Fix “Could Not Find This Item” When Deleting in Windows 7
If you’ve been using Windows for as long as I have, you have probably run into your share of weird error messages. One that I got recently when trying...
分类:Windows程序   时间:2015-07-20 10:45:51    阅读次数:1025
[Cocoapods安装]
常见问题1、sudo gem install cocoapods 如下所示报错ERROR: Could not find a valid gem 'cocoapods' (>= 0), here is why: Unable to download data from https://rub...
分类:其他好文   时间:2015-07-19 20:09:51    阅读次数:529
解决Eclipse中C++代码显示Symbol 'std' could not be resolved的问题
第一次在Eclipse中写C++代码,写了一个简单的hello world程序,还没有等我编译,就报出了各种错误,可是这么简单的代码,怎么可能这么多错误,于是没有理会,编译运行后,可以正常输出!!!Hello World!!!,但是我的代码中还是有很多红叉,把鼠标放在上面显示:Symbol 'std' could not be resolved 这样的信息。 于是问题来了,如何解决? ...
分类:编程语言   时间:2015-07-19 15:00:11    阅读次数:124
Palindrome Linked List
Palindrome Linked List问题:Given a singly linked list, determine if it is a palindrome.Follow up:Could you do it in O(n) time and O(1) space?思路: 先选择中间的....
分类:其他好文   时间:2015-07-19 13:15:11    阅读次数:96
Hadoop: No appenders could be found for logger (org.apache.hadoop.metrics2.lib.MutableMetricsFactory).解决办法
在eclipse中运行Hadoop程序时出现如下问题:log4j:WARN No appenders could be found for logger (org.apache.hadoop.metrics2.lib.MutableMetricsFactory).log4j:WARN Please ...
分类:移动开发   时间:2015-07-19 11:39:52    阅读次数:244
[LeetCode]234.Palindrome Linked List
题目Given a singly linked list, determine if it is a palindrome.Follow up: Could you do it in O(n) time and O(1) space?思路利用双指针法找到链表中点位置,链表中点以后的的元素(不包括中点元素)翻转,再跟链表中点位置以前的元素一一匹配。代码/*----------------------...
分类:其他好文   时间:2015-07-18 17:05:25    阅读次数:91
HDU 4627 The Unsolvable Problem 解题心得
原题:Description There are many unsolvable problem in the world.It could be about one or about zero.But this time it is about bigger number. Given an i....
分类:其他好文   时间:2015-07-18 15:30:57    阅读次数:112
javax.validation.ValidationException: Unable to create a Configuration, because no Bean Validation provider could be found
1org.springframework.beans.factory.BeanCreationException:Errorcreatingbeanwithname'org.springframework.validation.beanvalidation.LocalValidatorFactor....
分类:编程语言   时间:2015-07-18 15:25:49    阅读次数:498
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