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Useful Ubuntu Commands

May 27, 2020     5 min read

Create symbolic link

To create a symlink at /home/user/Desktop which references the original file ``/home/name/Downloads`, use:

ln -s /home/name/Downloads /home/name/Desktop

As Example, ln -s /etc/nginx/sites-available/b2bbtech /etc/nginx/sites-enabled/

Remove symbolic link

You will use the following to remove the symbolic link

rm /home/user/Desktop/Downloads

To correct it simply navigate to the folder where the link is and unlink

cd /home/user/Desktop/
unlink Downloads

Find the php.ini file used by the command line?

php -i | grep 'Configuration File'

Returned:

Configuration File (php.ini) Path => /etc/php/7.1/cli
Loaded Configuration File => /etc/php/7.1/cli/php.ini

Logon to MariaDB database server

sudo mysql -u root -p

Creaet database

Create a database user called magentouser with new password

CREATE USER 'magentouser'@'localhost' IDENTIFIED BY 'new_password_here';

*Grant the user full access to the database

GRANT ALL ON magento.* TO 'magentouser'@'localhost' IDENTIFIED BY 'user_password_here' WITH GRANT OPTION;

After, save your changes:

FLUSH PRIVILEGES;

Wget command

wget https://wordpress.org/latest.zip

You may want to save the file under a different name. To do this, you can use the -O option like this:

wget -O wordpress.zip https://wordpress.org/latest.zip

To download the file and save it in a different directory, you can use the -P option, for example:

wget -P /opt/wordpress https://wordpress.org/latest.zip

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