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client denied by server configuration , 修改了apache的documentroot ,但是还有一个<Directory >节点没有修改
org.springframework.dao.DataAccessResourceFailureException: Cannot open connenction 出现此错误的原因是数据库错误,不过我是因为把提供数据库服务的电脑待机了导致出现该错误...
#form submit firefox not working javascript里面实现不来,试过createElement创建form和input将input append到form下面,使用submit提交不了,查看了网上的方法添加了button或者input typ...
#Thinking in Patterns ##1: The pattern concept ###What is a pattern? Initially, you can think of a pattern as an especially clever and insightful way of solving a particular cla...
Binary Tree Preorder Traversal public class Solution { public ArrayList<Integer> preorderTraversal(TreeNode root) { ArrayList<Integer> r...
public class Solution { public double pow(double x, int n) { double res = 1; if(n == 0){ return r...
public class SwapPairsMain { /** * @param args */ public static void main(String[] args) { // TODO Auto-ge...
/** * Definition for binary tree * public class TreeNode { * int val; * TreeNode left; * TreeNode right; * TreeNode(in...
/** * Definition for binary tree * public class TreeNode { * int val; * TreeNode left; * TreeNode right; * TreeNode(in...
public class Solution { public boolean isPalindrome(int x) { if(x < 0){ return false; } if(...
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