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WPF中ComboBox用法
The ComboBox control is in many ways like the ListBox control, but takes up a lot less space, because the list of items is hidden when not needed. The...
分类:其他好文   时间:2014-07-22 22:56:32    阅读次数:216
LeetCode详细分析 :: Recover Binary Search Tree [Tree]
Two elements of a binary search tree (BST) are swapped by mistake. Recover the tree without changing its structure. Note: A solution using O(n) space is pretty straight forward. Could you devis...
分类:其他好文   时间:2014-07-18 22:33:04    阅读次数:328
在线扩大数据库UNDO表空间
用oracle账号登陆ORACLE数据库服务器 方法一: 查看表空间的名字及文件所在位置: select tablespace_name, file_id, file_name,round(bytes/(1024*1024),0) total_space from dba_data_files order by tablespace_name; 修改数据库dat...
分类:数据库   时间:2014-07-18 22:24:47    阅读次数:435
【leetcode】Word Break
Given a stringsand a dictionary of wordsdict, determine ifscan be segmented into a space-separated sequence of one or more dictionary words.For exampl...
分类:其他好文   时间:2014-07-17 00:33:43    阅读次数:218
ASCII码表
ASCII码表ASCII值控制字符ASCII值控制字符ASCII值控制字符ASCII值控制字符0NUL32(space)64@96、1SOH33!65A97a2STX34”66B98b3ETX35#67C99c4EOT36$68D100d5ENQ37%69E101e6ACK38&70F102f7BE...
分类:其他好文   时间:2014-07-16 19:02:43    阅读次数:274
Leetcode Unique Paths II
Follow up for "Unique Paths":Now consider if some obstacles are added to the grids. How many unique paths would there be?An obstacle and empty space i...
分类:其他好文   时间:2014-07-16 18:09:43    阅读次数:209
Java-Tomcat内存溢出详解
Java内存溢出详解一、常见的Java内存溢出有以下三种:1.java.lang.OutOfMemoryError: Java heap space----JVM Heap(堆)溢出JVM在启动的时候会自动设置JVM Heap的值,其初始空间(即-Xms)是物理内存的1/64,最大空间(-Xmx)不...
分类:编程语言   时间:2014-07-16 17:01:43    阅读次数:304
[LeetCode] Length of Last Word
Given a string s consists of upper/lower-case alphabets and empty space characters ' ', return the length of last word in the string.If the last word ...
分类:其他好文   时间:2014-07-16 14:23:00    阅读次数:278
CSS控制显示超出部分,用省略号显示
常用,但是常忘,我又不是写css的,所以记下来: 先设置一下限制的宽度, display:block; white-space:nowrap; overflow:hidden; text-overflow:ellipsis;...
分类:Web程序   时间:2014-07-16 13:00:05    阅读次数:226
给企业研发人员列一张数学清单【转载】
【转载】原帖:http://blog.sciencenet.cn/home.php?mod=space&uid=485553&do=blog&id=746079工作以来,逐渐发现企业有个较为普遍的现象,那就是企业的研发人员——从普通技术员到总工,往往难以看懂深入的专业书籍,其主要原因是数学基础差。虽...
分类:其他好文   时间:2014-07-16 00:36:12    阅读次数:264
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