A staple of compact code, the ternary operator ?: feels like it’s earned a place any programming language. I use it often; you should use it often. However, I don’t like the […]
We don’t need a ternary operator
ELI5: The filter, map, zip, and reduce operations
You’ve baked a fresh batch of gingerbread cookies. A bunch of little men, snowmen, stars, and bells are cooling on some trays. You clean up the table and lay out the colours […]
ELI5: Algorithmic time complexity
Our favourite hobbies, like baking cookies or painting pictures, take time. Let’s ask a question though, does it take longer to bake one cookie or paint one picture? It’s hard to answer. […]
Core Layout Protocol API (UI Engine)
Let’s get into some technical details about how a layout engine works. We assume that we have a tree of elements that comprise the UI. Starting from the root node, we request […]
Fitting an image to its element frame
Images require various sizing modes to fit in a responsive layout. Here we’ll look at the relationship between the element and visual and the basic sizing options. I’ll also look at […]
What is a “box model”? (UI Element layout)
A box model describes how to measure an element for layout. It defines what size is and how it relates to the content, margin and padding. It may seem trivial, but clear […]
What is responsive layout?
A good UI design must accommodate the various device formats and resolutions that users have. Element placement cannot be absolute, but rather be constrained and expanded by the available space. Layouts […]
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