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This guide serves as an introduction to learning JavaScript, covering necessary prerequisite knowledge and addressing common obstacles. It highlights JavaScript’s origins, essential concepts, and practical applications across different environments.

You can limit how far the background-image of an element applies by using background-clip. That means you can apply *different* backgrounds to, say, the padding and border.

The post discusses the drawbacks of null references in programming and introduces the Optional type as a solution, particularly in Java. The Optional type helps avoid null reference exceptions by allowing safe interaction with absent values using methods like ifPresent, ifPresentOrElse, map, and flatMap.

Now that we’re starting to see better support for @starting-style and the allow-discrete keyword, we’ve got a pretty straightforward way for defining *different* entry and exit states.

These are our recommendations for those of you early in your web developer journey. This is about tech and the real world stuff around it that you’ll need.

The most basic use case, writing a bit of text to the user’s clipboard, is mercifully easy. But there is plenty more to know. Did you know writing image data to the clipboard ONLY works with PNG?

We’ll make some extremely stylized range sliders with simple semantic HTML and some very fresh CSS. You might be surprised how custom these things can get these days.