If those don’t render for you for whatever reason, UPPER_HALF_BLOCK is a square that takes up the full width and upper half of a character, and FULL_BLOCK is a rectangle that takes up the full width and height of a character.
Finding these optimization opportunities can itself be a significant undertaking. It requires end-to-end understanding of the spec to identify which behaviors are observable and which can safely be elided. Even then, whether a given optimization is actually spec-compliant is often unclear. Implementers must make judgment calls about which semantics they can relax without breaking compatibility. This puts enormous pressure on runtime teams to become spec experts just to achieve acceptable performance.
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Border Points: Each cluster has a limited number of defined "border points" – these are the gateways in and out of the cluster.
Snapchat isn't the first social media platform to honor the personalities using it. TikTok hosted its inaugural awards show in the US last year.
KP Snacks is proposing to close Tyrrells's Uttoxeter site, where it manufactures vegetable crisps