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java date

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 java.Text.SimpleDateFormat format = new java.Text.SimpleDateFormat("yyyy-MM-dd hh:mm:ss");//ÄãÏëÒªµÄ¸ñʽ
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format.format(new java.util.Date());//dateΪÈÕÆÚÐÍÊý¾Ý£¬¿ÉÒÔÈÎÒâʱ¼ä


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java exception javaÒì³£»ã×Ü(3)

java exception ½â¾ö·½°¸ - ÎÒµÄÒì³£Íø|Òì³£|exception   791 - java.lang.NoSuchMethodError 792 - RuntimeException 793 - org.hibernate.exception.SQLGrammarException 794 - Internal Error 795 - ×Ô¶¨ÒåÒì³£ 796 - org.dom4j.DocumentException 797 - java.net.SocketException 798 - Exception¶ÔÏó 799 - SQLE ......

javaÖеÄString³Ø

 
 
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public class StringTest1{
  public static void main(String[] args) {
     String str1 = "abc";
     String str2 = "abc";
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 import java.awt.AlphaComposite;
import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics2D;
import java.awt.Image;
import java.awt.geom.AffineTransform;
import java.awt.image.AffineTransformOp;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOExc ......

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jScrollPane1.setViewportView(jPanel1);
È»ºó£¬ÁíÍâά³ÖÒ»¸öBufferedImage£¨¼ÙÉè½Ðimage1£©£¬¸÷ÖÖÍ¼Ï ......
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