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Path Sum
Given a binary tree and a sum, determine if the tree has a root-to-leaf path such that adding up all the values along the path equals the given sum. For example: Given the below binary tree and sum ...
分类:其他好文   时间:2014-12-17 14:44:41    阅读次数:191
[mysql] SQL:当不存在时插入数据;当存在时更新数据
ON DUPLICATE KEY : INSERT INTO table (a,b,c) VALUES (1,2,3)?ON DUPLICATE KEY UPDATE c=c+3; INSERT INTO test2(file,owner,flag) VALUES (‘file2‘,‘coco.yue‘,1) ON DUPLICATE KEY UPDATE flag=3;...
分类:数据库   时间:2014-12-17 13:09:05    阅读次数:160
sql server 数据库机种 insert 语句用法insert into emproyee(e_name,e_sex)values('唐家三少',0); insert into emproyee
刚倒弄sql server 对insert 语句插入多条数据时总结下》 单条数据插入: insert into emproyee(e_name,e_sex)values('唐家三少',0); insert into emproyee(e_name,e_sex)select'骷髅精灵',0 多条数据插入: insert into emproyee(e_name,e_sex)se...
分类:数据库   时间:2014-12-17 12:50:33    阅读次数:194
Linux中MySQL数据库max_allowed_packet的调整
在MySQL数据库里某表有一个blob字段,当上传文件超过1M的时候出现下面的错误:PreparedStatementCallback; SQL [insert into uos.docfile(remark,content,email,addtime,filename) values ('6546...
分类:数据库   时间:2014-12-17 12:16:51    阅读次数:258
解决相机拍照不清晰,拍照旋转问题!
private Uri uri;//拍照Intent getImageByCamera = new Intent("android.media.action.IMAGE_CAPTURE");ContentValues values = new ContentValues(); values.p...
分类:其他好文   时间:2014-12-17 12:16:12    阅读次数:126
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 example: Given binary tree {3,9,20,#,#,15,7}, ...
分类:其他好文   时间:2014-12-17 09:50:15    阅读次数:169
Unique Binary Search Trees II
这道题承接Unique Binary Search Trees,只需要返回搜索二叉树的个数,用DP求解。但是这道题需要得到所有树的集合,可以用DFS求解。 原题是这个样子的: Given n, generate all structurally unique BST's (binary search trees) that store values 1...n. For example, Given n = 3, your program should return all 5 unique BST's...
分类:其他好文   时间:2014-12-17 00:23:26    阅读次数:191
Binary Tree Level Order Traversal
Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level). For example: Given binary tree {3,9,20,#,#,15,7}, 3 / 9 20 / ...
分类:其他好文   时间:2014-12-16 22:46:46    阅读次数:223
Binary Tree Level Order Traversal II
本文是在学习中的总结,欢迎转载但请注明出处:http://blog.csdn.net/pistolove/article/details/41964067 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)....
分类:其他好文   时间:2014-12-16 21:07:59    阅读次数:207
Android Studio中debug和release模式默认的参数配置
The possible properties and their default values are: debuggable:表示是否可以在手机上调试程序。 在Eclipse中,只有android:debuggable="true"时我们才可以在手机上调试Android程序。 但是当我们没在An...
分类:移动开发   时间:2014-12-16 18:48:32    阅读次数:284
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