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搜索关键字:duplicate records    ( 2149个结果
Subsets
Given a set of distinct integers, nums, return all possible subsets. Note: Elements in a subset must be in non-descending order.The solution set must not contain duplicate subsets. For ...
分类:其他好文   时间:2015-07-11 09:16:34    阅读次数:150
sqlite3插入日期时间出错解决
正确写法insert into hhf_records(RegistrationNumber,MachinesNumber,InDataTime,Flag,CType) values (11,1,datetime('2014-10-15 07:50:34'),0,0);select LAST_INS...
分类:数据库   时间:2015-07-10 20:31:20    阅读次数:181
217 Contains Duplicate
217 Contains Duplicate链接:https://leetcode.com/problems/contains-duplicate/ 问题描述: Given an array of integers, find if the array contains any duplicates. Your function should return true if any valu...
分类:其他好文   时间:2015-07-10 09:34:14    阅读次数:118
219 Contains Duplicate II
219 Contains Duplicate II链接:https://leetcode.com/problems/contains-duplicate-ii/ 问题描述: Given an array of integers and an integer k, find out whether there there are two distinct indices i and j in...
分类:其他好文   时间:2015-07-10 09:30:38    阅读次数:113
ERROR 1062 (23000): Duplicate entry '1-1' for key 'PRIMARY'
这个错误是说,由于某个SQL操作造成了,表中主键重复。例子: create table t(x int,y int,z int, primary key(x,y)); insert into t(x,y,z) values(1,1,0),(1,2,0),(1,3,0); --在这里还是好的,下...
分类:其他好文   时间:2015-07-09 17:46:34    阅读次数:212
Remove Duplicates from Sorted List II
题目描述 链接地址 解法题目描述Given a sorted linked list, delete all nodes that have duplicate numbers, leaving only distinct numbers from the original list. ExampleGiven 1->2->3->3->4->4->5, return 1->2->5. Given...
分类:其他好文   时间:2015-07-09 00:56:36    阅读次数:127
TCP Retransmission
When the sending side sees a duplicate ACK, it knows that the other side must have received a packet out of order, which suggests that an earlier packet might have been lost. Since it is also p...
分类:其他好文   时间:2015-07-08 16:37:40    阅读次数:158
leetcode Database2
一、Duplicate EmailsWrite a SQL query to find all duplicate emails in a table namedPerson.+----+---------+| Id | Email |+----+---------+| 1 | a@b.com...
分类:数据库   时间:2015-07-08 16:12:28    阅读次数:151
LeetCode90:Subsets II
Given a collection of integers that might contain duplicates, nums, return all possible subsets.Note: Elements in a subset must be in non-descending order. The solution set must not contain duplicate...
分类:其他好文   时间:2015-07-08 12:57:07    阅读次数:88
Contains Duplicate
查找是否存在重复的数,直接定义map进行记录。或者用哈希也可以。 1 class Solution { 2 public: 3 bool containsDuplicate(vector& nums) { 4 map mymap; 5 int size=num...
分类:其他好文   时间:2015-07-08 12:34:47    阅读次数:105
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