I lost my old configuration of Manim first in my Mac then in my PC 6 months after. Both happened after upgrading my Python release to the latest version. Fortunately, the Manim Community made the ManinCE more user friendly to beginners like me. The community website provided the step-by-step instruction on how to install Manim in PC, Mac, and Linux.

For each of the following methods, make sure you have the right credentials to each remote server you are working. You need the right pair of username and password of each machine for a successful transfer.

Your backend is accessible only through ssh key-pairing but you have the need to use an FTP program like FileZilla to transfer a file from or to a local machine.

Temporarily disable the ssh only access
From the command line:

  1. sudo nano /etc/ssh/sshd_config
  2. Set PasswordAuthentication to yes
  3. sudo service sshd restart

From your FTP application

Certbot failed to renew certificate to all domains hosted in a particular server. While most of the servers shoot the bot to acquire the certificate, it bug me why some didn't when they have the same setup. I guess because a domain or two in those failed servers are using premium SSL, but I am not sure honestly.

Go to the root directory of Drupal 9 site and change the write permission of the .htaccess file to write enable.
sudo chmod 777 .htaccess

Open .htaccess with nano command
sudo nano .htaccess

Time lapse for constructing KV-2 Russian War Tank using Lego.

Occasionally, we are blessed by the beauty of this natural phenomena as viewed from our balcony. It is really spectacular to watch this wonder of nature spanning above the chaotic Metro Manila.

Camera: Canon 6D
Lens: Canon 24-105 f4 L

The code below will update the function V = 3(x - 6)2 as x increases in value. Notice that the equation is a parabolic curve with independent variable x and dependent variable V. The whole graph actually cannot be fitted on the screen. To improve visibility, the equation was multiplied by a reduction factor whose value is embedded-hard into the equation.