1.打开设置管理器--端口选择不支持的串口--右击--选择卸载驱动--刷新 即可使用
2.禁用驱动更新:保存下面为 "disable_win11_update_driver.reg", 双击加入注册表
Windows Registry Editor Version 5.00[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\W…
LeetCode40. 组合总和 II 题目链接代码 题目链接
https://leetcode.cn/problems/combination-sum-ii/
代码
class Solution:def backtrackingz(self, candidates, target, result, total, path, startindex):if target total:result.append(path[:])return for i in range…
原始数据 比如有如此表结构定义: 假如查询数据如下:
select dt as "日期",bj_count as "北京", sh_count as "上海",gz_count as "广州", sz_count as "深圳"
from city_stats
order by dt--------------------…