A CDN (content delivery network) makes your store fast for everyone, everywhere, by keeping copies of your content on servers physically close to your customers, so the data travels a short distance instead of crossing the planet. The three ideas behind it, the cache, the…
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"Serverless" is one of the most misleading words in technology, because it does not mean there are no servers. It means you do not have to think about them. With serverless computing, you hand a small piece of code to a cloud provider, it runs…
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This blog has no database, no web server running around the clock, and nothing on it that can really be "hacked" in the usual sense. It is a set of plain HTML files, built on my own laptop, stored in AWS, and delivered fast to…
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The single biggest thing slowing down your online store is almost certainly the very thing you put there to sell the product: the images. On a typical e-commerce page, images make up more than half of everything the browser has to download, and unoptimised product…
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If you want a fast, cheap, reliable way to serve your website's files, images, pages, assets, to customers anywhere in the world, the combination of two AWS services does almost all of the work: S3 stores the files, and CloudFront delivers them fast to every…
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You do not need to understand all of AWS. You need to understand maybe six services and one mental model, and that is enough to make good decisions, ask the right questions, and stop nodding along blankly when your developers or a vendor start talking…
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