摘要:
1 #统计字符个数 2 str=input("请输入一串字符:") 3 resoult={} 4 for i in str: 5 resoult[i]=str.count(i) 6 print(resoult) 7 8 #print(sorted(resoult)) 9 for k in sorte 阅读全文
摘要:
最近遇到一个纠结很久的错误,就是我在MySQL命令行可以连接上MySQL,但是navicate测试连接连接不上,并且报错:client does not support authentication protocol requested by server consider ...,最终找出解决办法 阅读全文