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Java±àÂë¹æ·¶£¨The Elements of Java Style£©

Genaral Principles Ò»°ãÔ¼¶¨
1.Adhere to the style
of the original.
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2.Adhere to the Principle of Least
Astonishment.
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3.Do it right the first time.

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4.Document any deviations.
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Formatting
Conventions ¸ñʽԼ¶¨
5.Indent nested code.
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6.Break up long lines.
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7.Include white space.

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8.Do not use "hard" tabs.
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Naming
Conventions ÃüÃûÔ¼¶¨
9.Use meaningful names.
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10.Use familiar names.
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11.Question excessively
long names.
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12.Join the vowel generation.

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13.Capitalize only the first letter in acronyms.

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14.Do not use names that differ only in case.

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Package Names  °üÃüÃû
  15.Use
the reversed, lowercase form of your organization's Internet domain
name as the root qualifier for your package names.
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  16.Use a single, lowercase word as the root
name of each package.
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  17.Use the
same name for a new version of a package, but only if that new version
is still binary compatible with the previous versin, otherwise, use a
new name.
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Type Names ÀàÐÍÃüÃû
  18.Capitalize the first letter of
each word that appears in a class or interface name.
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  Class Names  ÀàÃüÃû
   19.Use
nouns when naming classes.
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   20.Pluralize the
names of classes that group related attributes,


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Java Set Delete Remove

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cd fallback
sudo cp /usr/share/fonts/truetype/arphic/uming.ttc /usr/lib/jvm/java
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java mysqlÁ¬½ÓÊý¾Ý¿â´úÂë

package com.lovo.cq.shopping10_1.common;
import java.sql.*;
public class DbUtil {
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private Connection con = null;
public DbUtil() {
try {
Class.forName("com.mysql.jdbc.Driver");
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Java EE 6 ·¢²¼ºó£¬ÎÒ¿´µ½Á˺ܶ෴¶ÔÉý¼¶µ½ÐÂÆ½Ì¨µÄ¹Ûµã¡£ÕâЩ·´¶Ô¹Ûµã´ó¶àÊÇÓÉ Tomcat / Jetty ÒÔ¼°Ò»Ð©¿ªÔ´¿ò¼Ü£¨ÀýÈç Hibernate Óë Spring£©µÄʹÓÃÕßÌá³ö¡£
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