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µØÖ·http://java.sun.com/javase/downloads/index.jsp
jdk-6u7-linux-i586.bin,´ò¿ªÖÕ¶Ë£¬ÓÃcdÃüÁî½øÈëjdkËùÔÚĿ¼,Ö´Ðи´ÖÆÃüÁî
sudo cp jdk-6u7-linux-i586.bin /usr
¼´½«jdk¸´ÖƵ½/usrĿ¼ÏÂ,È»ºó½øÈë/usrĿ¼cd /usr
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chmod +x jdk-6u7-linux-i586.bin
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./jdk-6u7-linux-i586.bin
ÈçÓö´íÎ󣬿ÉÏÈÇл»ÖÁrootÓû§ÏÂ,su root£¬ÔÙÖ´Ðа²×°ÃüÁî
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ÓÃcdÃüÁî½øÈë/etcĿ¼sudo vi profile¼´Ö´Ðб༭profileÎļþÃüÁî
ÔÚumas k022ǰÌí¼ÓÈçÏÂÄÚÈÝ:
export JAVA_HOME=/usr/jdk1.6.0_07
export JRE_HOME=/usr/jdk1.6.0_07/jre
export PATH=$PATH:/usr/jdk1.6.0_07/bin
export CLASSPATH=./:/usr/jdk1.6.0_07/lib:/usr/jdk1.6.0_07/jre/lib
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н¨Test.java
public class Test{  
   public static void main(String[] args){  
    System.out.println("Hello,Welcome to Linux World!");  
   }  

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javac Test.java
java Test
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Hello,Welcome to Linux World!
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ÔÚÓÃviÃüÁî±à¼­profileÎļþʱ£¬Linux³õѧÕß¿ÉÄÜ»¹²»ÊìÓÃ
sudo vi profile½øÈë±à¼­ÎļþºóÈç³öÏÖ
Press ENTER or type command to continue
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LinuxϱàÒëºÍ°²×°Èí¼þµÄ·½·¨

For all those who are beginners in any linux(ubuntu) find hard to find the package files of their distro and end up in finding an source package(which is either in tar.gz or .gz).. so now people think how to install these source files…..
lets now see how would you be installing source files ......

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useradd tom
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userdel tom
3.passwd Óû§Ãû
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