Discussions about problems in programming in general. These may be motivated by concrete languages, or be abstract in nature.
Layout determines how children are positioned and sized within their parent element. There are three approaches to placing child elements within a parent: Additive: The children combine to define the size […]
Devices have various physical resolutions and densities. One phone may be 10cm wide and have 800pixels across, while another may be 8cm wide and have 1200pixels across. A UI engine needs to […]
Elements have either a natural size, a dependent size, or combination of the two. The size of an element influences its placement. The user and creator of a UI layout system must […]
We hear it often, “global variables are bad, avoid using them!” But is this actually good advice? Simplified blanket statements are already a bit suspicious, but if we get into the details […]
You’ve heard the term, you’ve probably even used them, but what exactly is a closure? It’s a combination of data and code that have become a staple of modern programming. They offer […]
Reactive programming is a paradigm that creates permanent relationships between values. Rather than one-time calculations, a reactive expression updates its result whenever the source value changes. Perhaps first popularized in spreadsheets, and […]
Declarative programming is a paradigm that expresses the desired result, not how to achieve it. It uses rules and constraints to describe a user interface, the layout of a network, the structure […]
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