Recent content by arochester

What distro are you using?

Homework? Assignment? What have you done so far?

It depends how far you want to go. Do you want to go this far? Do you need to go this far? According to Wikipedia the latest release of the LTS book was 1st September 2020. I would not use a book about Linux if it was 20 years old. There used to be a saying, something like, "If you uses...

What is the output of lspci and possibly lsusb

You have a 64bit computer. How much RAM have you got? What is the make and model of your laptop? You should be OK with a GUI.

To some extent it depends on what you are using it for and how much data you are carrying. http://www.yolinux.com/TUTORIALS/LinuxDatabases.html#:~:text=List%20of%20Linux%20Databases%20and%20Database%20Related%20Links,considered%20the%20most%20advanced.%20...%20More%20items...%20

What do you mean by "shutdown is not clean"? What happens? What do you see? Are you shutting down from the menu and choosing "Shutdown"?

And did you do sudo dpkg --configure -a ?

It might not be called wlan0 any more, it might be named something else. What is the output from sudo ip a

When did you last do sudo apt update && sudo apt full-upgrade

Being a Database Administrator is not a light thing. For some people it is a degree subject. There is a danger in making a fairly serious mistake so backups are very important. https://docs.oracle.com/cd/E11882_01/server.112/e25494/dba.htm#ADMIN00102 https://www.w3schools.com/sql/

This is normally a Video problem. Does your computer have a make and model, or can you give us some basic specs? Does it have a Video card/GPU/? Which?

That computer can take up 2Gb of RAM. https://www.cnet.com/products/hp-pavilion-a320n-athlon-xp-2800-plus-2-08-ghz-monitor-none-series/ Can that be done economically?

I assume you have seen https://wiki.debian.org/Postfix

12.04 is long out of date. 12=2012. 04=April. Time to install a new release.