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GRGanesh Rama Hegdeandroidavatar.hashnode.dev

Chapter 16 - Coding the SearchImageUseCase (Data Layer)

Nov 2, 2025 · 3 min read · We have already discussed about the DTO classes and the mappers required for the Image Response API. Please checkout chapter 6 to recap the code. The ImageResultDto and ImageResponseDto data classes showcase our DTO. The DTO to Domain layer mapper fu...

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Physical Layer and Data Link Layer

Sep 27, 2025 · 4 min read · In computer networks, the Physical Layer and the Data Link Layer sit at the bottom of the OSI 7-layer model. They define how data is actually transmitted across the medium. In this chapter, we will go through Ethernet, NICs and cables, hubs, and swit...

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Chapter 16 - Coding the SearchImageUseCase (Data Layer)

Physical Layer and Data Link Layer