Installing Parallels Tools in Linux Virtual Machine
Sometime happens you need to manually mount the cdrom to be able to install the Parallels Tools. Follow these instructions to do that: 1) Start the virtual machine. When the […]
Sometime happens you need to manually mount the cdrom to be able to install the Parallels Tools. Follow these instructions to do that: 1) Start the virtual machine. When the […]
Sometime is needed to install different JVM on Ubuntu server due to application compatibility or software development purposes. To switch between different JVM in ubuntu from command line, use this […]
If the database is running, probably the database hasn’t registered yet with the listener. This occurs when the database or listener just starts up. To fix, connect as sysdba: SHOW […]
Just use md5sum with no options: echo ‘String’ | md5sumecho ‘String’ | md5sum
To fix this issue, open the apt.conf configuration file: vi /etc/apt/apt.confvi /etc/apt/apt.conf Add this row or check it if already exists: Acquire::http::proxy “http://proxy.localdomain:8080/”;Acquire::http::proxy “http://proxy.localdomain:8080/”;
To be able to admin Oracle instance from sqlplus command line on Ubuntu server, for first you need to set the enviroment variables: source /u01/app/oracle/product/11.2.0/xe/bin/oracle_env.shsource /u01/app/oracle/product/11.2.0/xe/bin/oracle_env.sh At this point, is […]
To install Orace 11gR2 Express Edition, please take a look to this tutorial (tutorial? THE TUTORIAL!) https://forums.oracle.com/forums/thread.jspa?threadID=2301639