Because of MVC++ Build tools — We know “Matplotlib is a comprehensive library for creating static, animated, and interactive visualizations in Python”. If Anaconda is permitted to be installed, normally there is no problem using Matplotlib. But recently there are Terms of Service updates for commercial users from Anaconda. The detailed info is explained as below: …

Focus on the backend, without frontend and authentication — Flask is the tool that can be used to create API server. It is a micro-framework, which means that its core functionality is kept simple, but there are numerous extensions to allow developers to add other functionality (such as authentication and database support). Heroku is a cloud platform where developers…

Nowadays, with big data becomes reality, people now focus on how to use the data to realize commercial values. One area which is much more mature is how to picture the potential customer or predict the behavior of the customer, to target the market or customer more precisely. Problem statement Bertelsman Arvato…

With two methods: For loop and Counter container — What the problem and target are: In order to simplify the problem, I take out two columns from my working file which is a Stackoverflow yearly Survey file, as below:

Single channel, three-channel, gray images, etc. This story comes back to the basics of digital images to understand how the different images like single channel, three-channel, gray, and RGB, are stored and how to read and recognize them correctly. Let’s get into it. Single channel gray image Use below NumPy to…

I learned the image process starting with coding. But it confused me with the principle of the image process until I investigated some resources and got the idea that an image is a wave, and the methods dealing with waves can be applied to images, like frequency, filtering, and Gause…

For one user and one branch There are a lot of learning materials for git, Github, and Github page. Today’s story is based on the following cases: The files are ready and I would like to push them to a remote repo(Github) I make some changes locally and would like…

The extensions: HTML Preview, Live Server and open in browser — You might use Visual Studio Code (VSC) as the editor for coding. Have you faced the problem to review HTML files lively in VSC? I have tried three extensions and would like to share my experiences. HTML Preview HTML Preview can open the rendered web page inside VSC lively. Once…

Cleaning only with Pandas — Today’s story will include: How to only use pandas to traverse and clean dirty batch Excel worksheets Based on step 1, how to traverse batch Excel workbooks and consolidate the report How to save the Excel file to MySQL database and interact with it. Read and write Excel files is…