摘要: VC now uses AI to spot deals ex. in-house AI tool, spot the deals they usually neglect Also, AI tools can help them research new verticals and sectors 阅读全文
posted @ 2024-04-03 17:14 MiraMira 阅读(25) 评论(0) 推荐(0)
摘要: 层序遍历 10 102.二叉树的层序遍历 (opens new window) # Definition for a binary tree node. # class TreeNode: # def __init__(self, val=0, left=None, right=None): # s 阅读全文
posted @ 2024-04-03 15:45 MiraMira 阅读(27) 评论(0) 推荐(0)
摘要: IPv4 [0-255].[0-255].[0-255].[0-255] unique across the whole web, can be geo-located easily Private Network: everyone in the network can talk to each 阅读全文
posted @ 2024-04-02 18:07 MiraMira 阅读(43) 评论(0) 推荐(0)
摘要: 理论基础 种类 满二叉树:k是深度,node数为2^k - 1 完全二叉树:二叉树底部是从左向右持续的 二叉搜索树:左边节点都小于中间节点,右边节点都大于中间节点 平衡二叉树AVL:左边和右边高度相差不超过1 存储方式 链式存储:left child ptr, right child ptr 线式存 阅读全文
posted @ 2024-04-02 16:14 MiraMira 阅读(24) 评论(0) 推荐(0)
摘要: 1960s 后的历次技术变迁以及代表公司 红杉美国合伙人 David 在去年发表了一篇 AI's $200 Billion Question 的讨论。如果我们看目前投入到 GPU 上的投资,去年只是在 Nvidia 的芯片上就花了大概 500 亿美元,但目前可以确认的 AI 行业收入只有 30 亿美 阅读全文
posted @ 2024-04-01 18:01 MiraMira 阅读(64) 评论(0) 推荐(0)
摘要: 172+198=370 37/370 EC2= Elastic Compute Cloud = Infrastructure as a Service It mainly consists in the capability of : Renting virtual machines (EC2) w 阅读全文
posted @ 2024-04-01 17:06 MiraMira 阅读(54) 评论(0) 推荐(0)
摘要: How to choose an AWS Region if you need to launch a new app Compliance: with data governance and legal requirement, data never leaves a region w/o you 阅读全文
posted @ 2024-04-01 12:19 MiraMira 阅读(62) 评论(0) 推荐(0)
摘要: 239. 滑动窗口最大值 单调队列:单调递减,一个queue,最大值在queue口,队列中只维护有可能为最大值的数字 比如说1,3,2,4;当sliding window已经到3时,就可以把1 pop出去了,因为有了3,1不可能为最大值,同理到4的时候,3、2都可以pop出去 class MyQue 阅读全文
posted @ 2024-04-01 11:07 MiraMira 阅读(37) 评论(0) 推荐(0)
摘要: 20. 有效的括号 class Solution: def isValid(self, s: str) -> bool: stk = [] upper = ["(", "{", "["] lower = [")", "}", "]"] dictionary = {")":"(", "}":"{", 阅读全文
posted @ 2024-03-31 22:49 MiraMira 阅读(18) 评论(0) 推荐(0)
摘要: What's AWS S3 database for unstructured data, we can put a static website (doesn't need that much back-end) on S3 Why use S3 high scalability horizont 阅读全文
posted @ 2024-03-29 17:30 MiraMira 阅读(35) 评论(0) 推荐(0)