桌面圖標路徑：
/usr/share/applications
解壓WPS和啓動
tar xvfJ wps-office_8.1.0.3724-b1p2_x86.tar.xz
/Documents/software/wps-office_8.1.0.3724~b1p2_x86 $ ./wps
Oracle數據庫的System密碼、操作
Wyq123456
Enter user-name: scott
Enter password:
ERROR:
ORA-01034: ORACLE not available
ORA-27101: shared memory realm does not exist
Linux-x86_64 Error: 2: No such file or directory
Process ID: 0
Session ID: 0 Serial number: 0
oracle@wyq-Rev-1-0 ~/Oracle/oracle11g/product/11.2.0/dbhome_1/bin $ ./sqlplus /nolog
SQL> conn /as sysdba
Connected to an idle instance.
SQL> startup
exit
./sqlplus
scott或system
exit
shutdown
select * from tab;
select table_name from user_tables; //當前用戶的表
select table_name from all_tables; //所有用戶的表
select table_name from dba_tables; //包括系統表
解決方法：http://space.itpub.net/607244/viewspace-751606
其實個人認爲：可以利用手動(如果不能正常的開機啓動)的Oracle啓動方式，見在ubuntu上啓動Oracle
ubuntu系統下U盤變成只讀的解決辦法
http://www.tekuba.net/system/100/
wyq@wyq-Rev-1-0 ~ $ javac test.java
wyq@wyq-Rev-1-0 ~ $ java test
false
wyq@wyq-Rev-1-0 ~ $ javap -c test
網易和搜狐的源地址（不太好用）：
deb http://mirrors.163.com/ubuntu/ precise main restricted
deb-src
http://mirrors.163.com/ubuntu/ precise main restricted
deb http://mirrors.163.com/ubuntu/ precise-updates main restricted
deb-src
http://mirrors.163.com/ubuntu/ precise-updates main restricted
deb http://mirrors.163.com/ubuntu/ precise universe
deb-src
http://mirrors.163.com/ubuntu/ precise universe
deb http://mirrors.163.com/ubuntu/ precise-updates universe
deb-src
http://mirrors.163.com/ubuntu/ precise-updates universe
deb http://mirrors.163.com/ubuntu/ precise multiverse
deb-src
http://mirrors.163.com/ubuntu/ precise multiverse
deb http://mirrors.163.com/ubuntu/ precise-updates multiverse
deb-src
http://mirrors.163.com/ubuntu/ precise-updates multiverse
deb http://mirrors.163.com/ubuntu/ precise-backports main restricted universe multiverse
deb-src
http://mirrors.163.com/ubuntu/ precise-backports main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ precise-security main restricted
deb-src
http://mirrors.163.com/ubuntu/ precise-security main restricted
deb http://mirrors.163.com/ubuntu/ precise-security universe
deb-src
http://mirrors.163.com/ubuntu/ precise-security universe
deb http://mirrors.163.com/ubuntu/ precise-security multiverse
deb-src
http://mirrors.163.com/ubuntu/ precise-security multiverse
deb http://extras.ubuntu.com/ubuntu precise main
deb-src
http://extras.ubuntu.com/ubuntu precise main
deb
http://mirrors.sohu.com/ubuntu/ karmic main restricted universe multiverse
deb http://mirrors.sohu.com/ubuntu/ karmic-security main restricted universe multiverse
deb http://mirrors.sohu.com/ubuntu/ karmic-updates main restricted universe multiverse
deb http://mirrors.sohu.com/ubuntu/ karmic-proposed main restricted universe multiverse
deb http://mirrors.sohu.com/ubuntu/ karmic-backports main restricted universe multiverse
deb-src
http://mirrors.sohu.com/ubuntu/ karmic main restricted universe multiverse
deb-src
http://mirrors.sohu.com/ubuntu/ karmic-security main restricted universe multiverse
deb-src
http://mirrors.sohu.com/ubuntu/ karmic-updates main restricted universe multiverse
deb-src
http://mirrors.sohu.com/ubuntu/ karmic-proposed main restricted universe multiverse
deb-src
http://mirrors.sohu.com/ubuntu/ karmic-backports main restricted universe multiverse
# deb http://packages.linuxmint.com/ maya main upstream import
# deb http://archive.ubuntu.com/ubuntu/ precise main restricted universe #multiverse
# deb http://archive.ubuntu.com/ubuntu/ precise-updates main restricted #universe multiverse
# deb http://security.ubuntu.com/ubuntu/ precise-security main restricted #universe multiverse
# deb http://archive.canonical.com/ubuntu/ precise partner
# deb http://packages.medibuntu.org/ precise free non-free
# deb http://archive.getdeb.net/ubuntu precise-getdeb apps
# deb http://archive.getdeb.net/ubuntu precise-getdeb games
deb http://mirror6.bjtu.edu.cn/linuxmint/ maya main upstream import universe backport
deb http://ftp.neu.edu.cn/mirrors/ubuntu/ precise main multiverse restricted universe
deb http://ftp.neu.edu.cn/mirrors/ubuntu/ precise-backports main multiverse restricted universe
deb http://ftp.neu.edu.cn/mirrors/ubuntu/ precise-proposed main multiverse restricted universe
deb http://ftp.neu.edu.cn/mirrors/ubuntu/ precise-security main multiverse restricted universe
deb http://ftp.neu.edu.cn/mirrors/ubuntu/ precise-updates main multiverse restricted universe
deb-src http://ftp.neu.edu.cn/mirrors/ubuntu/ precise main multiverse restricted universe
deb-src http://ftp.neu.edu.cn/mirrors/ubuntu/ precise-backports main multiverse restricted universe
deb-src http://ftp.neu.edu.cn/mirrors/ubuntu/ precise-proposed main multiverse restricted universe
deb-src http://ftp.neu.edu.cn/mirrors/ubuntu/ precise-security main multiverse restricted universe
deb-src http://ftp.neu.edu.cn/mirrors/ubuntu/ precise-updates main multiverse restricted universe
deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ precise main multiverse restricted universe
deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ precise-backports main multiverse restricted universe
deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ precise-proposed main multiverse restricted universe
deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ precise-security main multiverse restricted universe
deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ precise-updates main multiverse restricted universe
deb-src http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ precise main multiverse restricted universe
deb-src http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ precise-backports main multiverse restricted universe
deb-src http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ precise-proposed main multiverse restricted universe
deb-src http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ precise-security main multiverse restricted universe
deb-src http://mirrors.tuna.tsinghua.edu.cn/ubuntu/ precise-updates main multiverse restr