All Glossary Items

  • Published on
    A react image is an img tag replacement and hook for React.js; we could say it is a declarative, efficient, and flexible JavaScript library for building user interfaces. React Image allows one or more images to be used as fallback images, in case the browser couldn't load the previous image.
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    Basically, a raster graphic is a bitmap, which in turn is a grid of individual pixels that compose an image as a whole. This kind of graphics render images as a number of countless tiny squares, also called pixels. And each pixel is coded in a specific shade.
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    Largest Contentful Paint, or LCP, is a performance metric that measures how long it takes for the main content of a website to download and become visible within your visitor’s viewport. In a few words, it is the biggest visual part of the page.
  • Published on
    Lazy Loading is a technique that loads the images of a website only when they are needed. Like it´s shown in the video below. The images will be loaded only when the user scrolls (when the user needs the content.)
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    CDN stands for Content Delivery Network and are deployed in data centers. It is a large network designed to deliver all the content of your website accessing from the closest location.
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    JPEG or JPG stands for Joint Photographic Experts Group. It is lossy format and super lightweight. JPG is a very used image format, with compressed image data.
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    PNG stands for Portable Network Graphics, and it is an image format used for websites and not for printing. One of the advantages of PNG is that it allows saving the image with a transparent background. It is super common using PNG format in logos, icons, for example.