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一、安裝Ubuntu作業系統
1.下載下傳Ubuntu-12.04.3-amd64.iso鏡像檔案并刻錄CD光牒中
2.啟動電腦并快速按fn+f12快捷鍵
3.待彈出視窗後,将CD光牒放到光驅中,然後選擇有DVD字樣的選項即可安裝系統
4.磁盤分區
/home 300G 主分區
/opt 300G 主分區
/ 200G 邏輯分區
/swap 4G 邏輯分區
5.一直下一步直到安裝完成
![](https://img.laitimes.com/img/9ZDMuAjOiMmIsIjOiQnIsICdzFWRoRXdvN1LclHdpZXYyd2LcBzNvwVZ2x2bzNXak9CX90TQNNkRrFlQKBTSvwFbslmZvwFMwQzLcVmepNHdu9mZvwFVywUNMZTY18CX052bm9CX90TUZBHcygFbWdkW1ZUbjZXUYpVd1kmYr50MZV3YyI2cKJDT29GRjBjUIF2LcRHelR3LcJzLctmch1mclRXY39TNxkDNwAjMyEDMzcDM0EDMy8CX0Vmbu4GZzNmLn9Gbi1yZtl2Lc9CX6MHc0RHaiojIsJye.jpg)
二、定制桌面起動器
1.建立啟動器檔案
sudo gedit /usr/share/applications/name.desktop
2.在檔案中輸入如下内容
[Desktop Entry]
Name=Eclipse Jee Juno #檔案顯示名稱
Comment=Eclipse IDE #注釋
Exec=/opt/eclipse/eclipse-jee-juno/eclipse #可執行的絕對路徑
Icon=/opt/eclipse/eclipse-jee-juno/icon.xpm #可執行檔案的圖表
Terminal=false
StartupNotify=true
Type=Application
Categories=Application;Development;
3.複制name.desktop檔案到桌面
cd /usr/share/applications/
sudo cp name.desktop /home/superadmin/桌面
cd #進入到目前使用者的桌面檔案
chmod 775 name.desktop #修改該檔案的可執行權限
4.在桌面輕按兩下啟動器name.desktop 是否能夠啟動應用程式
Eclispe起動器樣例:
三、Ubuntu12.04中 安裝 jdk1.6
1.在/opt目錄下建立java子目錄 并賦予權限
指令:
sudo mkdir java
chmod -R 775 java
2.複制安裝檔案jdk-6u45-linux-x64.bin到/opt/java
指令:
cp jdk-6u45-linux-x64.bin /opt/java
3.執行安裝檔案jdk-6u45-linux-x64.bin,注意檔案權限
指令:
cd /opt/java
./jdk-6u45-linux-x64.bin
4.配置系統全局環境變量
指令:
sudo gedit /etc/profile
新增如下條目
#set java environment
export JAVA_HOME=/opt/java/jdk1.6.0_45
export JRE_HOME=/opt/java/jdk1.6.0_45/jre
export CLASSPATH=$JRE_HOME/lib
export PATH=$JAVA_HOME/bin:$CLASSPATH:$PATH
5.驗證安裝結果
(注意:一般更改/etc/profile檔案後,需要重新開機機器才能生效。這裡介紹一種不用重新開機使其生效的方法,即指令行執行:source /etc/profile,但關閉終端後又失效,要想永久生效,還需要重新開機機器)
驗證指令:
[email protected]:/opt/java$ java -version
java version "1.6.0_45"
Java(TM) SE Runtime Environment (build 1.6.0_45-b06)
Java HotSpot(TM) 64-Bit Server VM (build 20.45-b01, mixed mode)
[email protected]:/opt/java$ javac -version
javac 1.6.0_45
至此jdk安裝成功,可以使用
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