摘要:
class Solution { public int[] searchRange(int[] nums, int target) { int[] result = new int[]{-1, -1}; if (nums.length == 0) { return result; } //假设先找左 阅读全文
摘要:
环境情况,MySQL版本如下: 报错情况如下(看上去是和数据库有关): com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully 阅读全文