A robot is located at the top-left corner of a m x n grid (marked 'Start' in the diagram below).
The robot can only move either down or right at any point in time. The robot is trying to reach the ...
分类：
编程语言 时间：
2014-11-27 12:53:47
阅读次数：
159
SpringMVC架构的web程序，通常用map返回消息在浏览器中显示，但是实际中报下列错误“”You're trying to decode an invalid JSON String“返回的字符串的被加入了,解决方法，在springMvc的配置文件中加入以下配置： ...
分类：
Web程序 时间：
2014-11-26 20:34:22
阅读次数：
1488
今天导入sql总是提示错误 `ERROR 2013 (HY000): Lost connection to MySQL server during query` `ERROR 2006 (HY000): MySQL server has gone away` `No connection. Trying to reconnect...` `ERROR 2002 (HY0...
分类：
数据库 时间：
2014-11-23 21:48:44
阅读次数：
322
通过Imageview显示网络传回来的byte数据，发现内存会不断增大，最终导致内存溢出。于是手动去回收Bitmap的数据，发现会main ex （Canvas: trying to use a recycled bitmap）
网上查询下，发现重新Imageview的onDraw时，在super执行try
catch，发现解决了问题，这样不必手动bitmap.recycled(),...
分类：
移动开发 时间：
2014-11-22 23:10:15
阅读次数：
210
A robot is located at the top-left corner of a m x n grid (marked 'Start' in the diagram below).
The robot can only move either down or right at any point in time. The robot is trying to reach the ...
分类：
其他好文 时间：
2014-11-20 15:27:40
阅读次数：
167
I was trying to add Tomcat 7 in my Eclipse in Ubuntu. When I click "Add new server" in Eclipse and select "Tomcat v7.0 Server", the field "Server Name...
分类：
系统相关 时间：
2014-11-19 23:49:48
阅读次数：
350
up vote10down votefavorite I am trying to use Java ...
分类：
编程语言 时间：
2014-11-15 18:39:21
阅读次数：
301
ProcessesTrying to get a global view of processes is helpful when trying to assess how much work is being done in the VM in terms of tasks. A general good practice in Erlang is to use processes for tr...
分类：
系统相关 时间：
2014-11-15 11:28:38
阅读次数：
167
linux中某个端口拒绝远程主机连接原因及解决方法
问题描述：
比如在本机telent到192.168.8.170 主机的9000 端口，被拒绝。
[zhu@hadoop log]$ telnet 192.168.8.170 9000
Trying 192.168.8.170...
telnet: connect to address 192.168.8.170: Conn...
分类：
系统相关 时间：
2014-11-14 12:39:19
阅读次数：
494
A couple of years ago, a new world wide crisis started, leaving many people with economical problems. Some workers of a particular company are trying to ask for an increase in their salaries.
The c...
分类：
其他好文 时间：
2014-11-11 22:56:24
阅读次数：
285
