Шина-01 | Bus-01

en/news/2024-01-05_bus-01.md

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+Title: Bus-01
+Date: 2024-01-04 00:00
+Category: News
+Slug: bus-01
+Lang: ru
+
+# On the way to portable code
+
+To gain code portability, we have to divide whole code into two parts:
+
+* repeatable: logic
+* unique: environment
+
+To simplify portable code construction, we want to be able to place any code -
+both repeatable and unique - without hierarchy requirements of operating
+systems. Bus design pattern seems to be the best option. The Bus makes all
+code chunks equal because they interact through the Bus only.
+
+# Bus-01
+
+Currently we have:
+
+<iframe width="560" height="315" src="https://www.youtube.com/embed/XAlIlG9tVL4?si=5HYRDkNuYE0zeoyo" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" allowfullscreen></iframe>
+
+Module structure:
+
+![Module's YML][yml]
+
+<yml>
+
+Part of the visual representation:
+
+![Visual representation][v]
+
+Main functionality:
+
+1. Format input to leave only digits
+1. Activate the button when at least 3 digits are present
+1. Simulate loading when pressing the button
+
+This was an example of a single instance of an entity.
+
+Next we're going to deal with multiple instances of an entity.
+
+[yml]: ../../images/2024_bus-01_yml.jpg
+[v]: ../../images/2024_bus-01_v.jpg