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oracle 12c 基础
查询数oracle据库中所有用户查看你能管理的所有用Select * from all_users;查看你能管理的所有用户Select* from user_users;删除用户Drop user c##test cascade原本想把oracle12c中 CDB、PDB之间的访问和账号搞清楚的,搞...
分类:数据库   时间:2015-05-23 22:40:02    阅读次数:314
Introduction_Pseudocode
This pseudocode from the book:> _ Anany LevitinNote that throughout the paper, we assume that inputs to algorithms fall within their specified ranges ...
分类:其他好文   时间:2015-05-23 22:39:13    阅读次数:254
UIView的user Interaction Enabled属性
A Boolean value that determines whether user events are ignored and removed from the event queue.译:一个布尔值,它决定了是否用户触发的事件被该视图对象忽略和把该视图对象从事件响应队列中移除。@prope...
分类:其他好文   时间:2015-05-23 22:33:33    阅读次数:784
PAT Search in a Binary Search Tree
Search in a Binary Search TreeTo search a key in a binary search tree, we start from the root and move all the way down, choosing branches according t...
分类:其他好文   时间:2015-05-23 22:30:29    阅读次数:169
JAVA内存管理和垃圾回收机制
JVM内存组成结构JVM栈由堆、栈、本地方法栈、方法区等部分组成,结构图如下所示:1)堆所有通过new创建的对象的内存都在堆中分配,其大小可以通过-Xmx和-Xms来控制。堆被划分为新生代和旧生代,新生代又被进一步划分为Eden和Survivor区,最后Survivor由From Space和To ...
分类:编程语言   时间:2015-05-23 22:28:43    阅读次数:210
linq to EF分组查询 group by 的使用
第一种:查询表达式语法:IQueryable data = from student in db.Students group student by student.EnrollmentDate into dateGroup select ne...
分类:其他好文   时间:2015-05-23 21:23:51    阅读次数:328
Java for LeetCode 111 Minimum Depth of Binary Tree
Given a binary tree, find its minimum depth.The minimum depth is the number of nodes along the shortest path from the root node down to the nearest le...
分类:编程语言   时间:2015-05-23 21:16:50    阅读次数:170
Java for LeetCode 107 Binary Tree Level Order Traversal II
Given a binary tree, return the bottom-up level order traversal of its nodes' values. (ie, from left to right, level by level from leaf to root). For ...
分类:编程语言   时间:2015-05-23 19:58:45    阅读次数:170
Java for LeetCode 106 Construct Binary Tree from Inorder and Postorder Traversal
Construct Binary Tree from Inorder and Postorder TraversalTotal Accepted: 31041 Total Submissions: 115870Given inorder and postorder traversal of a tr...
分类:编程语言   时间:2015-05-23 19:56:06    阅读次数:159
Building and Installing ACE on UNIX
Building and Installing ACE on UNIX As of ACE 6.0.6, you can building ACE on UNIX with:Traditional ACE/GNU Make Configuration The build process for Windows is different from the UNIX methods. Using t...
分类:其他好文   时间:2015-05-23 18:26:52    阅读次数:189
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