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package com.squirrel.db; import java.awt.Color; import java.awt.Font; import java.awt.Graphics2D; import java.awt.image.BufferedImage; import java.io.IOException; import java.util.Random; import javax.imageio.ImageIO; import javax.servlet.ServletException; import javax.servlet.ServletOu ...
import java.awt.BorderLayout; import java.awt.Button; import java.awt.Color; import java.awt.ComponentOrientation; import java.awt.Container; import java.awt.GridLayout; import java.awt.Label; import java.awt.Panel; import java.awt.TextArea; import java.awt.TextField; import java.awt.event ...

js判断浏览器版本

    博客分类:
  • js
<script type="text/javascript"> //chrome & safari 两大浏览器都是基于苹果的布局引擎Webkit //qqbrowser 使用的是极速(Webkit)和普通(IE)双内核模式 //360 browser是以IE为内核技术的浏览器 var browser = {}; var info = navigator.userAgent.toLowerCase(); alert(info); browser.IE = info.match("msie"); b ...
/** * ----div----dialog----------------- * ---支持IE6以上版本,google,firefox(不支持拖动)--- * --只需要调用openDialog,closeDialog */ var idialog = null; function alertDialog(content){ var title="提示"; var contentHtml="<div style='font-family: Verdana, Arial, Helvetica, sans-serif;marg ...

ASCII码的转换

    博客分类:
  • java
public class Native2AsciiUtils { /** * prefix of ascii string of native character */ private static String PREFIX = "\\u"; /** * Native to ascii string. It's same as execut native2ascii.exe. * @param str native string * @return asci ...
import java.io.IOException; import java.io.InputStream; import java.net.HttpURLConnection; public class WebEncoding { public static String getEncoding(HttpURLConnection httpUrlConnection) throws IOException { String contentEncoding = httpUrlConnection.getContentEncoding(); String ...
import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.util.Enumeration; import java.util.zip.ZipEntry; import java.util.zip. ...
/*--------------安装linux---------------------*/ vm的安装:File->new-->vm--> 配置vm: custom-->work station 6(or 7)--> 保存位置>=8GB-->处理器one-->内存1GB--> network type:(选择nat)---I/O Adapter Types(LSI logic)--> create a new virtual disk-->DiskType(IDE:vm6,SCSI:vm7)--> specif ...
  1.选择model模型File-->New Model--->弹出New Model对话框 -->Model types-->Physical Data Model 下面的Model name,DBMS--->选择自己要导入数据的数据库(Oracle) 2.配置数据库 Database--->configure connection-->弹出Configure Data Connections 对话框 --->ODBC Machine Data Sources--->add Data Source---》文件用户数据源- ...
Oracle,SQLserver,mySQL,postgreSQL,DB2区别    1.端口 Oracle----1521 SqlServer---1433 MySQL-----3306 postgreSQL-----5432 DB2-----50000   2.自动生成主键 Oracle----sequence---select seq.nextval from dual;select seq.currval from dual; SqlServer---identity(1,1)--studentId int primary key identity(1,1), ...
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