Resolve Odoo 12 error: “Unable to find Wkhtmltopdf on this system. The report will be shown in html”. Let’s see in this article how to solve.

Let’s check which version is currently installed, with the following command:

if it is not installed, you will have:

When we train a machine learning algorithm we have to be credible and prove that it is better than another model. In this article we will see the techniques to do this.

How do I split the data of my set in order to make correct estimates of the performance…

It will show you how to configure PyCharm to work with Python in a virtual environment. Also you will configure the requirements.txt.

Start PyCharm create a new project or clone it from your repository. As an example I created a file to write inside the main. …

We will deal with the representation of the data that are connatural with the techniques of data mining and machine learning. Many references are taken from the book DATA MINING — Practical Machine Learning Tools and Techniques.

Data Mining

In order to understand what Data Mining is, we refer to concepts of…


In una conferenza chiamata TED talks (Technology Entertainment Design), una serie di conferenze con cadenza annuale che parlano principalmente di tecnologia e design, Fei-Fei Li nel 2015 inizia il talk mostrando cosa è in grado di fare una bambina di tre anni, riconoscere immagini e descriverne il contenuto. Ma invita…

Control your Raspberry Pi from your PC, laptop, smartphone or tablet.


Virtual Network Computing (or VNC) are software applications for remote access/control through graphical interface and used for the administration of your computer remotely. VNC is based on Remote Frame Buffer protocol (RFB). The RFB protocol is a client-server protocol…

La pericolosa corsa degli esseri umani alla superiorità intellettuale.

Superiorità intellettuale

Nel carteggio “Perché la guerra?” pubblicato nel 1933, il fisico Einstein, affronta il tema della guerra con il fondatore della psicoanalisi Freud. Il fine è quello di analizzare il sentimento di odio e distruzione insito nell'uomo e trovare una soluzione al…


Functional testing requires the analysis of the outputs generated by the system (or its components) in response to input (test cases) defined on the basis of knowledge of the requirements of the system (or its components). Often made in Black Box mode, i.e. …

Collection of all the Odoo errors, which I will find during the development, leading to the not nice Odoo Server Error or Frontend Errors.

Odoo Internal Server Error

The operation cannot be completed

In this case the Odoo model has a field, securely relational…

Let’s start with a situation where we have a repository on Github where we want to develop our custom Odoo modules.

In the VCS menu, there is the item “Get from version control”

Gioacchino Lonardo

Computer Engineer, artificial intelligence enthusiast.

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