컴퓨터 관련

XCode에서 ObjC 플래그

  • ~1 min read

This flag causes the linker to load every object file in the library that defines an Objective-C class or category. While this option will typically result in a larger executable (due to additional object code loaded into the application), it will allow the successful creation of effective Objective-C static libraries that contain categories on existing classes.
(출처: https://stackoverflow.com/questions/6629979/what-does-the-objc-linker-flag-do)

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MACH-O 파일구조

  • ~1 min read

MACH-O의 스트럭쳐입니다.
IPA 내의 메인 바이너리를 난독화시키는 것과 관련된 공부를 할때, 눈에 잘 들어와서 너무 좋았습니다.

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