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【Leetcode】Evaluate Reverse Polish Notation
Evaluate the value of an arithmetic expression inReverse Polish Notation.Valid operators are+,-,*,/. Each operand may be an integer or another express...
分类:其他好文   时间:2014-10-01 13:35:41    阅读次数:233
[leetcode] Longest Valid Parentheses @python
Given a string containing just the characters'('and')', find the length of the longest valid (well-formed) parentheses substring.For"(()", the longest...
分类:编程语言   时间:2014-10-01 02:49:20    阅读次数:232
[leetcode] Valid Parentheses @Python
https://oj.leetcode.com/problems/valid-parentheses/Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the inp...
分类:编程语言   时间:2014-10-01 01:40:20    阅读次数:256
netbeans添加GF 出现无效的服务器安装位置
http://happilyblogging.wordpress.com/2012/10/04/not-a-valid-glassfish-server-installation-netbeans/ Essentially, you must stop the gf3 server and rename the console-core-X.X.X.jar located in \glass...
分类:Web程序   时间:2014-09-30 13:12:49    阅读次数:187
hdu 1426 Sudoku Killer ( Dancing Link 精确覆盖 )
利用 Dancing Link 来解数独 具体的可以看    lrj 的训练指南 和 《 Dancing Links 在搜索中的应用 》这篇论文 Dancing Link 来求解数独 , 是通过求解精确覆盖 精确覆盖就是给出一个 01 矩阵 , 要求我们选择一些行 , 使得每一列有且仅有一个 1 对于数独问题 , 行就是我们的选择 , 即在第 i 行 第 j 列 放上 数字...
分类:其他好文   时间:2014-09-30 02:38:51    阅读次数:362
Convolution & Pooling exercise
convolutionFirst, we want to compute σ(Wx(r,c) + b) for all valid (r,c) (valid meaning that the entire 8x8 patch is contained within the image; this i...
分类:其他好文   时间:2014-09-28 17:47:33    阅读次数:153
SAP ---- Access Sequencce
UseAn access sequence is a search strategy that the system uses to find valid data for a particular condition type. It determines the sequence in whic...
分类:数据库   时间:2014-09-28 16:03:53    阅读次数:231
Evaluate Reverse Polish Notation
题目描述:Evaluate the value of an arithmetic expression inReverse Polish Notation.Valid operators are+,-,*,/. Each operand may be an integer or another ex...
分类:其他好文   时间:2014-09-28 11:27:51    阅读次数:164
No valid Maven installation found. Either set the
No valid Maven installation found. Either set the home directory in the configuration dialog or set the M2_HOME environment variable on your system. 最近接手了一个新的JAVA项目,在IDEA中配置好了Deb...
分类:其他好文   时间:2014-09-27 23:25:10    阅读次数:2609
判断一个数组是否是一个二叉排序树的后序遍历结果
比如给出数组[5,7,6,9,11,10,8]判断其是否为二叉排序树的后序遍历结果,也就是能不能画出一个二叉排序树使其的后序遍历结果与这个数组相同,若可以返回true,不可以返回false。代码:int is_valid(int *data, int n){ if(data==NULL)ret...
分类:其他好文   时间:2014-09-27 12:39:59    阅读次数:129
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