Node.js is a platform built on Chrome’s JavaScript runtime for easily building fast, scalable network applications. This tutorial is based on Fedora 30 distro.

Let’s see the version for npm and nodejs:

Ionic Framework is the free, open source mobile UI toolkit for developing high-quality cross-platform apps for… Continue Reading First step with ionic framework.

Today’s tutorial is about using canvas with the javascript script with the use of the mathematical sin function. This JavaScript code is simple to understand. Start with the HTML5 source code:

Use this javascript code:

The definition of variables and function sin is easy to understand. The first… Continue Reading JavaScript – The canvas sin code.

This visualization library is a dynamic and browser-based library designed to handle large amounts of dynamic data and to enable manipulation of and interaction with the data. You can read more about this library on the official website. The example I share with you and my codepen account is about… Continue Reading JavaScript – Create timeline with vis.js .

This tutorial is about how to remove outline style around input boxes in chrome using CSS. The answer is very simple, use this:

See the Pen Input_remove_outline by Cătălin George Feștilă (@catafest) on CodePen.

Using HTML Geolocation with the javascript programming language is very easy. The example uses the navigator.geolocation and gets all data for your geolocation. Into your HTML page add this javascript:

The result can be found at my codepen account.

Many people have heard about TensorFlow. I tried to use it with another programming language, but installation was difficult. Today I saw that it was implemented on javascript. I am not very advanced in javascript (thanks to multiple implementations) but I will try to write a simple tutorial. TensorFlow.js is… Continue Reading JavaScript – TensorFlow.js .

This simple tutorial comes with a simple example of New Year – Countdown. The example uses the color of the year 2019 the PANTONE 16-1546 Living Coral. The result of this example can be seen on my codepen account: See the Pen New Year – Countdown by Catalin George Festila… Continue Reading HTML5 – Example New Year – Countdown.