Suppose you're building a map application. You have millions of restaurants, gas stations, and landmarks, each with a latitude and longitude. A user taps the screen and asks: "What's near me?"
No implicit boolean conversions. This is deliberate — it catches a whole class of bugs at compile time. If you want a boolean, write a comparison.
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– Choose ONE specific image for the location and ONE specific image for the view to work with, don’t use multiple images.
第五十一章 加强国家安全体系和能力建设