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leetcode 19 Remove Nth Node From End of List
删除链表的倒数第n个元素 思路一:先统计链表中节点的个数,然后再计算出倒数第n个是正数第多少个,再进行移除即可,但这样的话就不满足one pass的要求。(放弃) 思路二:p先跑n个节点,随后p,q一起跑,待p跑到链表尾部时,q节点刚好跑到需要移除的节点的前节点上, 然后进行跳过处理即可...
分类:其他好文   时间:2015-05-27 14:07:14    阅读次数:174
leetcode_19题——Remove Nth Node From End of List(链表)
Remove Nth Node From End of ListTotal Accepted:54129Total Submissions:197759My SubmissionsQuestionSolutionGiven a linked list, remove thenthnode from ...
分类:其他好文   时间:2015-05-27 11:47:08    阅读次数:114
python fabric实现远程操作和部署
fabrictitle是开发,但是同时要干开发测试还有运维的活……为毛 task*3 不是 salary * 3 (o(╯□╰)o)近期接手越来越多的东西,发布和运维的工作相当机械,加上频率还蛮高,导致时间浪费还是优点多。修复bug什么的,测试,提交版本库(2分钟),ssh到测试环境pull部署(2...
分类:编程语言   时间:2015-05-24 15:24:56    阅读次数:150
题目6:MySQL----------Employees Earning More Than Their Managers
The Employee table holds all employees including their managers. Every employee has an Id, and there is also a column for the manager Id. +----+-------+--------+-----------+ | Id | Name | Salary |...
分类:数据库   时间:2015-05-24 08:54:04    阅读次数:201
题目3:MySQL----------Nth Highest Salary
Write a SQL query to get the nth highest salary from the Employee table. +----+--------+ | Id | Salary | +----+--------+ | 1 | 100 | | 2 | 200 | | 3 | 300 | +----+--------+ For exampl...
分类:数据库   时间:2015-05-23 06:31:23    阅读次数:173
LeetCode SQL:Employees Earning More Than Their Managers
# Write your MySQL query statement belowSELECT a.Name FROM Employee AS aINNER JOIN Employee AS b ON a.ManagerId = b.IdWHERE a.Salary > b.Salary让我来看看讨论...
分类:数据库   时间:2015-05-22 01:53:44    阅读次数:164
[LeetCode][SQL]Second Highest Salary
https://leetcode.com/problems/second-highest-salary/Second Highest SalaryWrite a SQL query to get the second highest salary from theEmployeetable.+---...
分类:数据库   时间:2015-05-21 01:19:24    阅读次数:283
Make Interfaces Easy to Use Correctly and Hard to Use Incorrectly
Make Interfaces Easy to Use Correctly and Hard to Use IncorrectlyScott MeyersONE OF THE MOST COMMON TASKS in software development is interface specification. Interfaces occur at the highest level of ab...
分类:其他好文   时间:2015-05-19 10:39:20    阅读次数:102
【leetcode】Remove Nth Node From End of List
Given a linked list, remove the nth node from the end of list and return its head.For example,Given linked list: 1->2->3->4->5, and n = 2. After remov...
分类:其他好文   时间:2015-05-18 14:27:38    阅读次数:90
题目2:MySQL----------Second Highest Salary
Write a SQL query to get the second highest salary from the Employee table. +----+--------+ | Id | Salary | +----+--------+ | 1 | 100 | | 2 | 200 | | 3 | 300 | +----+--------+ For exa...
分类:数据库   时间:2015-05-18 09:02:06    阅读次数:145
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