ubuntu_notes
Differences
This shows you the differences between two versions of the page.
Both sides previous revisionPrevious revisionNext revision | Previous revisionNext revisionBoth sides next revision | ||
ubuntu_notes [2017/09/17 16:08] – juckins | ubuntu_notes [2020/11/30 12:59] – juckins | ||
---|---|---|---|
Line 1: | Line 1: | ||
==== Ubuntu Notes ==== | ==== Ubuntu Notes ==== | ||
- | [[http:// | + | |
+ | __20 Jul 2020__ | ||
+ | |||
+ | Updated VirtualBox to 6.1.12 and Ubuntu 18 would not login after MATE authentication screen (just got black screen). | ||
+ | |||
+ | If restarting makes the screen go black again, use CTRL-F in VirtualBox 2 times, and that restores it. | ||
+ | |||
+ | __Other Notes__ | ||
+ | |||
+ | [[https:// | ||
+ | |||
+ | [[https:// | ||
+ | |||
+ | [[http:// | ||
[[https:// | [[https:// | ||
- | Ubuntu 14.04.5 Notes | + | [[https:// |
+ | |||
+ | Release info: | ||
+ | < | ||
+ | lsb_release -a | ||
+ | </ | ||
+ | |||
+ | View installed kernels: | ||
+ | < | ||
+ | # dpkg --list | grep linux-image | ||
+ | </ | ||
+ | |||
+ | Remove old kernels: | ||
+ | |||
+ | * https:// | ||
+ | * # linux-purge -s | ||
+ | * # linux-purge | ||
+ | * # linux-purge -m | ||
+ | * https:// | ||
+ | |||
+ | [[https:// | ||
+ | |||
+ | View installed packages: | ||
+ | < | ||
+ | # apt list --installed | ||
+ | # dpkg --get-selections | grep -v deinstall |grep unifi | ||
+ | </ | ||
+ | |||
+ | Remove installed package: | ||
+ | < | ||
+ | # dpkg -r package_name | ||
+ | </ | ||
+ | |||
+ | |||
+ | ---- | ||
+ | |||
+ | Ubuntu 18.04 LTS | ||
+ | * After initial login, change preferences in terminal and remove undesired favorites | ||
+ | * [[https:// | ||
+ | * Allow Virtualbox guest additions: | ||
+ | < | ||
+ | sudo apt update | ||
+ | sudo apt install build-essential gcc make perl | ||
+ | sudo apt install vim | ||
+ | sudo apt install gnome-software | ||
+ | sudo apt install openssh-server | ||
+ | reboot | ||
+ | </ | ||
+ | |||
+ | * [[https:// | ||
+ | * [[https:// | ||
+ | * [[Install UniFi on Ubuntu|Install UniFi on Ubuntu]] | ||
+ | |||
+ | __12 Sep 2019__ | ||
+ | |||
+ | [[https:// | ||
+ | |||
+ | __26 Jan 2019__ | ||
+ | |||
+ | Logging into Desktop GUI only gives a blank screen: | ||
+ | * Tried updating VirtualBox Guest Additions to v5.2-5.2.24 but no change | ||
+ | * Tried updating packages using commands below | ||
+ | |||
+ | Use these commands to update packages, as it allows interactive use to answer questions: | ||
+ | < | ||
+ | sudo apt update | ||
+ | sudo apt upgrade | ||
+ | sudo apt --with-new-pkgs upgrade | ||
+ | </ | ||
+ | |||
+ | Very slow using Ubuntu GUI now: | ||
+ | * Enable 3D acceleration in VirtualBox settings | ||
+ | * Allocate 128MB video RAM | ||
+ | * Restart and test | ||
+ | * Also see these links: | ||
+ | * [[https:// | ||
+ | * [[https:// | ||
+ | |||
+ | Check that 3D acceleration is supported: | ||
+ | |||
+ | sudo apt install nux-tools | ||
+ | / | ||
+ | |||
+ | |||
+ | Installing mysql: | ||
+ | |||
+ | < | ||
+ | sudo apt install mysql-client-core-5.7 | ||
+ | sudo apt install mysql-server | ||
+ | sudo / | ||
+ | </ | ||
+ | |||
+ | Then login like this: | ||
+ | sudo mysql -u root -p | ||
+ | |||
+ | Login with a non-root user like this: | ||
+ | mysql -u username -p | ||
+ | |||
+ | See notes at [[https:// | ||
+ | |||
+ | Other SQL commands/ | ||
+ | |||
+ | |||
+ | CREATE USER ' | ||
+ | GRANT ALL PRIVILEGES ON *.* TO ' | ||
+ | CREATE DATABASE dbname; | ||
+ | SET PASSWORD FOR ' | ||
+ | |||
+ | To allow logins to mysql via adminer: | ||
+ | |||
+ | https:// | ||
+ | |||
+ | # su - | ||
+ | # mysql -u root -p | ||
+ | > ALTER USER ' | ||
+ | # systemctl restart mysql | ||
+ | # systemctl restart apache2.service | ||
+ | |||
+ | To upgrade MySQL v5.7 to 8.x follow [[https:// | ||
+ | |||
+ | To fix this locale error upon login: | ||
+ | |||
+ | < | ||
+ | -bash: warning: setlocale: LC_ALL: cannot change locale (en_US) | ||
+ | </ | ||
+ | |||
+ | run the following: | ||
+ | |||
+ | sudo locale-gen en_US | ||
+ | locale -a | ||
+ | |||
+ | and confirm you see en_US now. See [[https:// | ||
+ | |||
+ | ---- | ||
+ | |||
+ | Ubuntu 14.04.5 | ||
* sudo apt-get install linux-headers-generic | * sudo apt-get install linux-headers-generic | ||
* sudo apt-get install apache2 | * sudo apt-get install apache2 | ||
Line 11: | Line 159: | ||
* sudo apt-get install gufw | * sudo apt-get install gufw | ||
* sudo apt-get install php5-mcrypt | * sudo apt-get install php5-mcrypt | ||
+ | * sudo apt-get install openssh-server openssh-client | ||
Edit php.ini to include the following line: | Edit php.ini to include the following line: | ||
Line 73: | Line 222: | ||
* Then a little icon called " | * Then a little icon called " | ||
* Choose the files to update through that GUI | * Choose the files to update through that GUI | ||
+ | |||
+ | Download and install a .deb package: | ||
+ | * Save the .deb file to some folder | ||
+ | * sudo apt install ./name.deb |
ubuntu_notes.txt · Last modified: 2021/02/21 11:09 by juckins