<ul><li>Hover effects in web development are useful for displaying additional information without cluttering the user interface.</li><li>CSS hover effects involve changing styles when a user hovers over an element, allowing for the display of extra details.</li><li>In an Angular application, extra details can be shown when hovering over a table cell containing an item's name using simple HTML and CSS techniques.</li><li>To achieve this, the tooltip is styled with CSS to appear below the hovered element and reveal the details, enhancing user experience.</li></ul>

How to Show Details on Hover in HTML with CSS?

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