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For Windows, make sure you have PHP installed and type this into command prompt:
C:\Path\To\php.exe C:\Path\To\Your\script.php
And for Linux/Unix:
php /path/to/script.php
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The disable_function is used to stop certain dangerous PHP functions from executing.
Example of disable_function.
disable_functions = "exec, system"
Use the disable_functions directive in php.ini file to disable specific functions.
At least disable exec(), shell_exec() and system(). (If using WordPress).
disable_functions = "exec, passthru, shell_exec, system, proc_open, popen, curl_exec, curl_multi_exec, parse_ini_file, show_source"
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1. Log in as root
This example creates a new user called suname
adduser suname
This will ask for New password and other information. You can leave other information blank.
Next, we’ll set up this new user with admin privileges.
Granting Administrative Privileges with sudo
usermod -aG sudo suname
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Before requesting a cert
The full hostname of your mail server.
hostname -f
Make sure you have correct DNS record for the host names
To check the DNS record, you can use dig command like below:
dig +short -t a mail.domainname.com
It should return the (public) IP address of your server.
Request a free cert from Let’s Encrypt
Check cert status
certbot certificates
If certbot not installed Install certbot tool that will be used to obtain a Let’s Encrypt SSL certificate or follow Let’s Encrypt official tutorial to install required certbot package: https://certbot.eff.org. it’s used to request cert.
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<div class=”text-line-3″>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Aliquam consectetur venenatis blandit. Praesent vehicula, libero non pretium vulputate, lacus arcu facilisis lectus, sed feugiat tellus nulla eu dolor. Nulla porta bibendum lectus quis euismod. Aliquam volutpat ultricies porttitor. Cras risus nisi, accumsan vel cursus ut, sollicitudin vitae dolor. Fusce scelerisque eleifend lectus in bibendum. Suspendisse lacinia egestas felis.</div>
.text-line-3 {
overflow: hidden;
text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 2; /* number of lines to show */
line-clamp: 2;
-webkit-box-orient: vertical;
}