Boot IMG from ISO

hdiutil convert -format UDRW -o inews.img /Users/Bill/Downloads/iNEWS_5.2.1_Multi.iso
Reading iNEWS_5.2.1 (Apple_ISO : 0)…
...............................................................................................................
Elapsed Time:  5.771s
Speed: 202.3Mbytes/sec
Savings: 0.0%
created: /Users/Bill/raspberry/inews.img.dmg

CentOS ISO

Copy CentOS ISO to USB stick
Install from USB stick to HDD

Networking 

Start tool: nmtui

Activate

yum install net-tools

yum install gnome-shell

yum groupinstall "X Window System" "Desktop" "Desktop Platform"

Listing in yum
yum group list

 yum group install "Development Tools" 


MOUNT USB:
mount -t vfat /dev/sdb1 /media/USB

CentOS 6 development tools

yum groupinstall "Development Tools" "Development Libraries" "GNOME Software Development" "KDE Software Development" "X Software Development" 


Virtual BOX:

https://www.virtualbox.org/wiki/Linux_Downloads


RPM install:

rpm -Uvh foo-1.0-1.i386.rpm


rpm -qa | grep -i webmin

You should then find the exact package name. Then run

Code:

rpm -e <package name>

to uninstall it.
 

VBox - 
Sources:
export KERN_DIR=/home/wrb/rpmbuild