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吾生也有涯，而知也无涯
flask 数据迁移
1\.创建迁移环境 flask db init 2\.生成迁移脚本 flask db migrate \-m "add note timestamp" 3\.更新数据库 flask db upgrade
Read More →详解linux下查看系统版本号信息的方法
cat /proc/version https://cloud.tencent.com/developer/article/1721171
Read More →修改MySQL中字段的类型和长度
MySQL修改字段类型的命令是： mysql\> alter table 表名 modify column 字段名 类型; 假设在MySQL中有一个表为：address，有一个字段为city...
Read More →使用Docker部署Gunicorn+Flask
# https://www.alfred\-alan.com/blog/docker/use\-docker\-deploy/
Read More →docker常用命令
https://pythondjango.cn/python/tools/2\-docker\-dockerfile/ ``` # 启动Docker服务 systemctl start docker # 设置开机自动启动...
Read More →2002, "Can't connect to MySQL server on '127.0.0.1' (115)"
MySQLdb.\_exceptions.OperationalError: (2002, "Can't connect to MySQL server on '127\.0\.0\.1' (115\)")...
Read More →使用mysqlclient Library not loaded: libmysqlclient.18.dylib处理
sudo ln \-s /usr/local/mysql/lib/libmysqlclient.21\.dylib /usr/local/bin/libmysqlclient.21\.dylib sudo ln \-s...
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