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목록2021/01/18 (2)
솜씨좋은장씨
[AWS] Warning: Permanently added '0.0.0.0' (ECDSA) to the list of known hosts. 해결방법
서버에 접속하기 위해서 $ ssh -i ~/somjang/server_keys/server_key.pem ubuntu@0.0.0.0 위와 같이 접속을 시도하였으나 아래와 같은 오류가 발생하게 되었습니다. The authenticity of host '0.0.0.0 (0.0.0.0)' can't be established. ECDSA key fingerprint is SHA256:sdfkjdlskdjflskdjflksjdflskdjlskfjsdlkf. Are you sure you want to continue connecting (yes/no/[fingerprint])? yes Warning: Permanently added '0.0.0.0' (ECDSA) to the list of known hosts..
[leetCode] 876. Middle of the Linked List (Python)
Given a non-empty, singly linked list with head node head, return a middle node of linked list. If there are two middle nodes, return the second middle node. Example 1: Input: [1,2,3,4,5] Output: Node 3 from this list (Serialization: [3,4,5]) The returned node has value 3. (The judge's serialization of this node is [3,4,5]). Note that we returned a ListNode object ans, such that: ans.val = 3, an..