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EITCA Academy

EITCA Academy

The European Information Technologies Certification Institute - EITCI ASBL

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EITCI Institute ASBL

Brussels, European Union

Governing European IT Certification (EITC) framework in support of the IT professionalism and Digital Society

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Questions and answers designated by tag: Web Development

Can someone without experience in Python and with basic notions of AI use TensorFlow.js to load a model converted from Keras, interpret the model.json file and shards, and ensure interactive real-time predictions in the browser?

Saturday, 22 November 2025 by JOSE ALFONSIN PENA

The question posed concerns the feasibility for an individual with minimal Python experience and only a basic understanding of artificial intelligence concepts to use TensorFlow.js for loading a model converted from Keras, interpret the structure and contents of the model.json file and associated shard files, and provide interactive real-time predictions in a browser environment. The

  • Published in Artificial Intelligence, EITC/AI/GCML Google Cloud Machine Learning, Advancing in Machine Learning, Importing Keras model into TensorFlow.js
Tagged under: Artificial Intelligence, JavaScript, Keras, Machine Learning Models, Model Deployment, Real-Time Prediction, TensorFlow.js, Web Development

How can an expert in artificial intelligence, but a beginner in programming, take advantage of TensorFlow.js?

Saturday, 22 November 2025 by JOSE ALFONSIN PENA

TensorFlow.js is a JavaScript library developed by Google for training and deploying machine learning models in the browser and on Node.js. While its deep integration with the JavaScript ecosystem makes it popular among web developers, it also presents unique opportunities for those with an advanced understanding of artificial intelligence (AI) concepts but limited programming experience.

  • Published in Artificial Intelligence, EITC/AI/GCML Google Cloud Machine Learning, Advancing in Machine Learning, Introduction to TensorFlow.js
Tagged under: Artificial Intelligence, JavaScript, Machine Learning, Neural Networks, TensorFlow.js, Transfer Learning, Visualization, Web Development

Should one use the div element or are the article and section elements more recommended to be used?

Saturday, 05 July 2025 by Alexandru Tihoan

The question of whether one should use the `<div>` element or rely primarily on the `<article>` and `<section>` elements in HTML is an important consideration in the practice of semantic web development. Understanding the appropriate contexts for each element requires a solid grasp of semantic HTML, accessibility principles, and the overarching goal of creating maintainable,

  • Published in Web Development, EITC/WD/HCF HTML and CSS Fundamentals, Getting started, Using boxes in websites
Tagged under: Accessibility, Frontend, HTML, Semantic Markup, SEO, Web Development

Does one need to purchase Elementor in order to use it with WordPress?

Thursday, 26 June 2025 by Alexandru Tihoan

Whether you need to purchase Elementor depends primarily on the requirements of your website project and the specific features you need for your WordPress site. Elementor is a versatile page builder plugin for WordPress, offered in two main versions: the free version (Elementor) and the paid version (Elementor Pro). Understanding the differences between these versions,

  • Published in Web Development, EITC/WD/EWP Elementor for WordPress, Getting started, Working with Elementor
Tagged under: Elementor, Page Builder, Theme Design, Web Development, WooCommerce, WordPress

How does setting an element to display: none affect its visibility, space in the layout, and accessibility compared to simply setting its opacity to 0%?

Saturday, 10 May 2025 by EITCA Academy

When working with CSS to control the visibility and layout behavior of elements, two commonly used properties are `display: none` and `opacity: 0`. While both can make elements invisible on the page, their effects on document flow, layout, and accessibility differ substantially. Understanding the technical distinctions between these approaches is vital for implementing accessible, performant,

  • Published in Web Development, EITC/WD/WFA Advanced Webflow, Advancing in Webflow, CSS display properties, Examination review
Tagged under: Accessibility, Best Practices, CSS, Layout, Performance, Web Development

What are the main differences between inline and inline-block elements in terms of flow, sizing, and ability to wrap to new lines?

Saturday, 10 May 2025 by EITCA Academy

The distinction between `inline` and `inline-block` elements is a foundational topic in web development, particularly in the context of CSS layout and display properties. Understanding how these values influence document flow, sizing, and line wrapping behavior is critical for effective layout management, whether one is developing directly with raw CSS or utilizing advanced design tools

  • Published in Web Development, EITC/WD/WFA Advanced Webflow, Advancing in Webflow, CSS display properties, Examination review
Tagged under: CSS, Display Properties, HTML, Responsive Design, Web Development, Web Layout

In what ways does display: grid enable complex, responsive web layouts, and how can child elements be positioned within the grid structure?

Saturday, 10 May 2025 by EITCA Academy

The CSS `display: grid` property represents a significant evolution in the way complex, responsive layouts are constructed on the web. Unlike older layout methodologies such as floats, inline-block, or even Flexbox (which is primarily one-dimensional), CSS Grid Layout offers a two-dimensional system capable of managing both columns and rows simultaneously. This foundational distinction makes Grid

  • Published in Web Development, EITC/WD/WFA Advanced Webflow, Advancing in Webflow, CSS display properties, Examination review
Tagged under: Accessibility, CSS, Layout, Responsive Design, Web Development, Webflow

What layout capabilities does display: flex introduce, and how does it differ from block or grid layouts in terms of alignment and directionality?

Saturday, 10 May 2025 by EITCA Academy

The `display: flex` property, introduced as part of the CSS Flexible Box Layout Module (commonly called Flexbox), significantly transforms how elements are arranged within a container, offering a set of layout capabilities that were not natively accessible using traditional block or inline-block layouts. Understanding the nuances between Flexbox, traditional block layouts, and CSS Grid is

  • Published in Web Development, EITC/WD/WFA Advanced Webflow, Advancing in Webflow, CSS display properties, Examination review
Tagged under: Alignment, CSS, Flexbox, Grid, Layout, Responsive Design, Web Development, Webflow

How does the display property affect the way block, inline, and inline-block elements are arranged and sized within their parent containers?

Saturday, 10 May 2025 by EITCA Academy

The `display` property in CSS is a foundational aspect of web layout, determining how elements are rendered and interact within their parent containers. Understanding this property is indispensable for effective web design, particularly when working with advanced tools such as Webflow, where precision and control over layout are necessary. The three primary values under discussion—`block`,

  • Published in Web Development, EITC/WD/WFA Advanced Webflow, Advancing in Webflow, CSS display properties, Examination review
Tagged under: CSS, HTML, Layout, Responsive Design, Web Development, Webflow

How to gain hands-on experience with Elementor in WordPress without purchasing its paid Pro version?

Tuesday, 08 April 2025 by Matteo Metta

To gain practical experience with Elementor and Elementor Pro without incurring costs, there are several strategies you can employ to develop your skills effectively. Elementor is a popular page builder plugin for WordPress that allows users to create custom layouts and designs without needing to write any code. While Elementor Pro offers additional features and

  • Published in Web Development, EITC/WD/EWP Elementor for WordPress, Working with Elementor Pro, Portfolio website overview
Tagged under: Elementor, Local Development, Online Learning Resources, Web Design, Web Development, WordPress
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EITCA Academy is a part of the European IT Certification framework

The European IT Certification framework has been established in 2008 as a Europe based and vendor independent standard in widely accessible online certification of digital skills and competencies in many areas of professional digital specializations. The EITC framework is governed by the European IT Certification Institute (EITCI), a non-profit certification authority supporting information society growth and bridging the digital skills gap in the EU.
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