Linux Unix Redhat Tutorial VirtualBox, Install Ubuntu/Redhat on Virtualbox

https://www.howtogeek.com/269509/how-to-run-two-or-more-terminal-commands-at-once-in-linux/

ifCommand1Suceeds && RunCommand2

RunCmd1 ; IrrespectiveOfResultRunCmd2 ;

IfCommand1DoesNotRun || ThenRunCmd2

https://www.oxxus.net/techblog/2011/07/yum-vs-apt-get-differences/

For those users who are switching from Fedora to Ubuntu, the yum tool is replaced with another great tool apt-get.

https://danielmiessler.com/study/fedora_redhat_centos/

http://vimdoc.sourceforge.net/htmldoc/usr_02.html#02.7

https://unix.stackexchange.com/questions/145133/how-to-search-and-list-files-and-folders-with-specific-pattern

https://www.cyberciti.biz/faq/howto-find-a-file-under-unix/

http://www.geekinterview.com/question_details/49964


-----------------Unix-------------------

https://www.if-not-true-then-false.com/2010/install-virtualbox-guest-additions-on-fedora-centos-red-hat-rhel/
BEST BEST BEST



CD's and DVDs are using ISO9660 filesystem
https://www.linuxnix.com/how-to-mount-dvd-or-cdrom-in-linux/


I have gnome Desktop etc
Install XWindows
Resolution A: Install the desktop related package groups after system install (Recommended)
Resolution B: Select "Desktop" mode (Server with a GUI in RHEL 7) as the default installation mode in Anaconda

https://access.redhat.com/solutions/5238  [Imp]
https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/Installation_Guide/sn-switching-to-gui-login.html



https://blog.paranoidpenguin.net/2017/08/red-hat-7-4-virtualbox-guest-additions-issues/
sudo mount -o loop ~/VBoxGuestAdditions_5.1.27-117460.iso /mnt/vboxguest
mkdir /media/VirtualBoxGuestAdditions
mount -r /dev/cdrom /media/VirtualBoxGuestAdditions


etc/yum.repos.d/

yum install firefox
yum repolist all


x window System
startkde gnome-session xfce

http://www.faqs.org/docs/lnag/lnag_xwindows.html
https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/4/html/Reference_Guide/ch-x.html
https://en.wikipedia.org/wiki/Comparison_of_X_Window_System_desktop_environments

dnf vs yum vs apt
dnf??
https://www.linux.com/learn/what-you-need-know-about-fedoras-switch-yum-dnf



3
down vote
You can redirect output and run the ls process in the background.

ls > myls.txt &


VBoxManage.exe setextradata "Redhat 7.3" CustomVideoMode1 1366x768x32

/dev/disk/by-label/VBOXADDITIONS

https://access.redhat.com/solutions/253273
subscription-manager register --username (username used in RH web registration) --password (password in RH web login) --auto-attach

https://www.digitalocean.com/community/tutorials/how-to-set-up-and-use-yum-repositories-on-a-centos-6-vps

https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/Deployment_Guide/chap-Subscription_and_Support-Registering_a_System_and_Managing_Subscriptions.html

https://www.if-not-true-then-false.com/2010/install-virtualbox-guest-additions-on-fedora-centos-red-hat-rhel/


https://blog.paranoidpenguin.net/2017/08/red-hat-7-4-virtualbox-guest-additions-issues/

https://access.redhat.com/documentation/en-us/red_hat_subscription_management/1/html-single/rhsm/index

subscription-manager register --username kawkaran --password FxsxED97 --auto-attach


RESET FORGOTTEN Password - Emergency Mode - Single User Mode

https://linuxconfig.org/recover-a-forgotten-root-password-on-redhat-7-linux-selinux-system