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Python笔记-Grouping Records Together Based on a Field
Grouping Records Together Based on a Field Problem You have a sequence of dictionaries or instances and you want to iterate over the data in groups based on the value of a...
分类:编程语言   时间:2014-06-08 18:22:29    阅读次数:280
Subsets
题目 Given a set of distinct integers, S, return all possible subsets. Note: Elements in a subset must be in non-descending order.The solution set must not contain duplicate subsets. ...
分类:其他好文   时间:2014-06-08 04:01:05    阅读次数:240
leetcode--Remove Duplicates from Sorted List II
Given a sorted linked list, delete all nodes that have duplicate numbers, leaving onlydistinctnumbers from the original list.For example,Given1->2->3-...
分类:其他好文   时间:2014-06-06 06:57:18    阅读次数:271
duplicate报ORA-01017权限问题
duplicate报ORA-01017权限问题   环境: OS:RedHat EnterPrise Linux 5.8 x64 Cluster:Oracle Grid 11.2.0.4 Database:Oracle Database EnterPrise 11.2.0.4 Archive:RAC+DG          今天在配置DG的过程中,前期环境都已经准备好了,就差最后一步...
分类:其他好文   时间:2014-06-04 23:37:04    阅读次数:341
Remove Duplicates from Sorted List II
Given a sorted linked list, delete all nodes that have duplicate numbers, leaving onlydistinctnumbers from the original list.For example,Given1->2->3-...
分类:其他好文   时间:2014-06-04 20:19:49    阅读次数:282
CareerCup之1.3字符串去重
【题目】原文:1.3 Design an algorithm and write code to remove the duplicate characters in a string without using any additional buffer. NOTE: One or two add...
分类:其他好文   时间:2014-06-02 21:32:04    阅读次数:284
MySQL中ON DUPLICATE KEY UPDATE使用
今天做推断插入用到了MySQL中ON DUPLICATE KEY UPDATE,如今Mark下面!假设你想做到数据库中没有数据的话插入数据、有数据的话更新数据,那么你能够选择ON DUPLICATE KEY UPDATE。ON DUPLICATE KEY UPDATE可以在UNIQUE索引或PRIM...
分类:数据库   时间:2014-06-02 18:04:36    阅读次数:277
LeetCode: Subsets II [091]
【题目】 Given a collection of integers that might contain duplicates, S, return all possible subsets. Note: Elements in a subset must be in non-descending order. The solution set must not contain duplicate subsets. For example, If S = [1,2,2], a solution ...
分类:其他好文   时间:2014-06-01 08:51:06    阅读次数:292
LeetCode: Remove Duplicates from Sorted List II [083]
【题目】 Given a sorted linked list, delete all nodes that have duplicate numbers, leaving only distinct numbers from the original list. For example, Given 1->2->3->3->4->4->5, return 1->2->5. Given 1->1->1->2->3, return 2->3. 【题意】 给定一个有序链表,删出其中重复出现的值...
分类:其他好文   时间:2014-05-31 21:14:11    阅读次数:333
使用Rman Duplicate执行DataGuard主备重新同步
DataGuard物理主备,当遭遇各种故障导致备库的数据没有与主库同步时,就需要尽快将主备的数据同步起来。一般的方法是主库全备份,备库nomount还原控制文件,mount还原主库全备数据。这里Oracle有一个Rman Duplicate功能,可以用于主库与备库数据的快速同步具体理论就不多说,网上...
分类:其他好文   时间:2014-05-28 00:35:57    阅读次数:395
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