JDK安裝

1.OS:Linux (RH4 or Fedora皆可)
2.下載 j2sdk-1_4_2_13-linux-i586-rpm.bin
3.安裝chmod 755 j2sdk-1_4_2_13-linux-i586-rpm.bin
4.執行./j2sdk-1_4_2_13-linux-i586-rpm.bin
5.版權說明，最後要輸入yes
6.rpm -Uvh j2sdk-1_4_2_13-linux-i586.rpm
7.cd /usr/java/j2sdk1.4.2_13/bin
8../java -version 可以看安裝的版本為何
java version "1.4.2_13"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.2_13-b06)
Java HotSpot(TM) Client VM (build 1.4.2_13-b06, mixed mode)