Today I Learned (TIL) μ€λ λ°°μ΄, μκ² λ, νμ΅ν λ΄μ© μ 리νκ±°λ μμ λ‘κ² λλ μ μ μ μ΄λλ μ μ₯μ μ λλ€. βοΈβΊοΈ Diary Swift iOS GitHub git checkout λΈλμΉ λ³κ²½ μ€λ₯ (git restore μ΄μ©) [CocoaPods] could not find compatible versions for pod "FirebaseCore" μ€μΉ μ€λ₯ CleanCode Algorithm Data structure Database