Back-End
How Database Connection Pooling Keeps an API Responsive
Your API answers in 40 milliseconds on a quiet afternoon, then a traffic spike hits and requests start timing out while the...
Your page has a fast server, compressed images and a tidy bundle, yet users still stare at a white screen for a second and a half before anything appears.
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Back-End
Your API answers in 40 milliseconds on a quiet afternoon, then a traffic spike hits and requests start timing out while the...
Accessibility
A screen reader user lands on your product page and hears "image, IMG_4471.jpg" three times in a row.
Dev Tools
Your page takes four seconds to show anything, Lighthouse gives you a score of 52, and you have no idea which of the 87...
Accessibility
Press Tab on a typical news site and count how many times you hit a key before you reach the first headline.
Browsers
Press the back button on a well-built site and the previous page appears in roughly the time it takes to paint a frame.
Back-End
An endpoint that returns 20 blog posts with their authors takes 40 milliseconds on your laptop.
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