Techwetrust is a programming blog maintained by Alin Alexandru, a young Python developer. He addresses topics like Python tutorials, Docker tutorials and other tech-related articles.

How to make a Geographical Heat Map with Python?

In the following tutorial I will show you how to generate a heat map in python for you geographical data using pandas and folium.

How to solve “cannot create directory – Permission denied” error on a docker container?

Maybe you are familiar with the next error mkdir: cannot create directory ‘/bitnami/mariadb’: Permission denied or not.

How to append text to an existing file in Linux or Mac OS?

If you want to add a new line to an existing file from the terminal, use the following format: echo ‘hello world’ >> file.txt

How to type the backtick character on Windows, Ubuntu, Mac OS?

The backtick character ` (or the grave accent) is widely used from keyboard to generate accent characters like à , is used in programming to escape keys, name of fields or in markdown to define code snippets.