To know uptime and other parameters:
echo -n `uptime` && echo " - Cores: `grep -c proc /proc/cpuinfo`"Disk Usage check:
du -ahx --max-depth 1 / | sort -k2 | egrep "[0-9](M|G)"Curl Command to download file from FTP Server:
curl -u u178491:password -O ftp://jeevis@jeevis.your-storagebox.de/serv-220/monthly/2021-02-01/accounts/xyz.tar.gz curl -u u178491 -p -O ftp://jeevis@jeevis.your-storagebox.de/serv-220/monthly/2021-02-01/accounts/xyz.tar.gz 
In your terminal, login as the postgres user (for security reasons, the postgres user has no password. That’s...
openssl ciphers -v | awk '{print $2}' | sort | uniq
For TLS 1.3:
openssl s_client...
Mass suspend or unsuspend mailboxes of a domain
Using the API, can help you quickly...
To Disable Strict Mode via SQL
mysql -u root -p -e "SET GLOBAL sql_mode =...
Using visudo, add the following to your sudoers file, replacing username with the proper...
MySQL SHOW USERS: List All Users in a MySQL Database Server:
>mysql -u root -p
Enter...
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