Install MySQL 5.7 on Ubuntu 20.04

First follow installation instructions given at https://docs.docker.com/engine/install/ubuntu/ . Then make sure docker is running properly: Ensure it created the image by: Now, install docker MySQL 5.7 image and create a volume for storing data. Make a MySQL installation with command: Replace the password with your one. To show running instances: Login to docker instance terminal:… Continue reading Install MySQL 5.7 on Ubuntu 20.04

Building Wheel for a Python Package Failed

Today I was trying to install frappe-bench package within a newly created python 3 virtual environment in my Ubuntu 20.04. It gave this error in terminal. However, the package appeared to be installed even with above error. Then I got this SO thread in my search https://stackoverflow.com/questions/53204916/what-is-the-meaning-of-failed-building-wheel-for-x-in-pip-install. It has this answer from a pip maintainer… Continue reading Building Wheel for a Python Package Failed

Use Python Markdown Extension in Jupyter Notebooks

I regularly use Python Markdown when working with Jupyter notebooks. It is actually straightforward to set up in Jupyter, but I always forget the exact steps to be followed whenever I set up Jupyter notebook especially after installing a new OS. So, there are those steps, I note here to help myself in future. First… Continue reading Use Python Markdown Extension in Jupyter Notebooks

Get MP4 from MKV and Extract Subtitle(s)

This command helped me to get MP4 file from MKV file: This command will help to extract subtitle from MKV file. The above command will extract first subtitle. MKV file contains more than one subtitle track and if you want to extract one of them. Then you can replace “0:s:0” with “0:s:1” to extract second… Continue reading Get MP4 from MKV and Extract Subtitle(s)