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)

Nginx Configuration for WordPress with HTTPS Enabled

Few days back I switched back to WordPress from static site generator Hugo. On my server I am using Nginx as web-server though I am more familiar with Apache Web Server (Now I can’t remember exactly why I switched to Nginx?!). I am using LetsEncrypt SSL certificates and always redirect regular HTTP traffic to HTTPS.

Install Driver for TP-Link TL-WN823N in Raspberry Pi 2 Model B

Recently I brought TP-Link TL-WN823N wireless USB adapter to connect my Raspberry Pi over wireless network. Mine is Raspberry Pi 2 Model B, so not having built in wireless capability. I chose TP-Link TL-WN823N over Edimax EW-7811Un because of its 300 Mbps speed, both were available on amazon.in with similar price. It did not get… Continue reading Install Driver for TP-Link TL-WN823N in Raspberry Pi 2 Model B

കീമാൻ

വിക്കിപീഡിയയിലും കീമാജിക്കിലും ഉപയോഗിച്ച അതേ മലയാളം മൊഴി രീതിയിലുള്ള കീബോർഡ് കീമാനിനു വേണ്ടിയും തയ്യാറാക്കി. അതിന്റെ കൂടുതൽ വിശദാംശങ്ങളിലേക്ക് കടക്കുന്നതിനുമുൻപ് കീമാനിനെ കുറിച്ച് ചെറിയൊരു ആമുഖം നൽകാം.