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java环境变量配置

2012-08-15 10:59 by java环境变量, 276 阅读, 收藏,
摘要: windows xp下配置JDK环境变量: 1.安装JDK,安装过程中可以自定义安装目录等信息,例如我们选择安装目录为D:/java/jdk1.5.0_08; 2.安装完成后,右击“我的电脑”,点击“属性”; 3.选择“高级”选项卡,点击“环境变量”; 4.在“系统变量”中,设置3项属性,JAVA_HOME,PATH,CLASSPATH(大小写无所谓),若已存在则点击“编辑”,不存在则点击“新建”; 5.JAVA_HOME指明JDK安装路径,就是刚才安装时所选择的路径D:/java/jdk1.5.0_08,此路径下包括lib,bin,jre等文件夹(此变量最好设置,因为以后运行tomc... 阅读全文

Javascript SDK:轻松开发HTML5应用的必备工具

2012-05-31 16:18 by java环境变量, 276 阅读, 收藏,
摘要: 运算平台Parse最新发布Javascript SDK,有了它,开发HTML 5应用变得更加简单轻松。Parse 是由Y Coumbinator所孵化的创业公司,开发者能够在上面创建自己的应用,Parse 更加专注于移动开发者。公司长期以来一直标榜自己为移动版Heroku(Herko是Y Combinator孵化的公司中,售价最高的,被Salesforce以2.12亿美元收购。)这个新的Javascript SDK包括安全控制,灵活的数据储存,高级数据查询,用户身份验证以及地理位置,建立于DocumentCloud的Backbone.js JavaScript 框架之上。Parse联合创始人T 阅读全文

数据库大小分布情况

2012-03-21 14:58 by java环境变量, 276 阅读, 收藏,
摘要: ---数据库大小分布情况SET NoCount ONCREATE TABLE #DBsize ( [DatabaseName] [nvarchar](75) NOT NULL , [Size] [decimal] NOT NULL , [Name] [nvarchar](75) NOT NULL , [Filename] [nvarchar](300) NOT NULL )CREATE TABLE #drives ( [Drive] [char](5) NOT NULL , [MBFree] [decimal] NOT NULL )INSERT INTO #DBsize EXEC sp_MSf 阅读全文

poj 1905 Expanding Rods---二分

2012-03-15 20:59 by java环境变量, 276 阅读, 收藏,
摘要: Expanding RodsTime Limit:1000MSMemory Limit:30000KTotal Submissions:7775Accepted:1876DescriptionWhen a thin rod of length L is heated n degrees, it expands to a new length L'=(1+n*C)*L, where C is the coefficient of heat expansion.When a thin rod is mounted on two solid walls and then heated, it 阅读全文

poj 1113 Wall----凸包 (给自己的一句话: 没AC,没理由!)

2012-05-17 14:22 by java环境变量, 275 阅读, 收藏,
摘要: WallTime Limit: 1000MSMemory Limit: 10000KTotal Submissions: 21867Accepted: 7174DescriptionOnce upon a time there was a greedy King who ordered his chief Architect to build a wall around the King's castle. The King was so greedy, that he would not listen to his Architect's proposals to build 阅读全文
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