推荐SpringCloud 连接RabbitMQ 显示Socket Closed Attempting to connect to: [localhost:15672] 连接被拒 先看消费端关于RabbitMQ配置文件 &nb...
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推荐JAVA对于比较Long类型背后的原理深析Java中,比较Long类型是否相等,可以使用“==”和“equals()”方法。一、使用“==”进行比较在Java中,"=="用于比较两个基本数据类型或两个引用数据类型是否指向同...
推荐使用若依框架结合security在保存含有富文本数据时出现Unexpected character ('/' (code 47)): maybe a (non-standard) comment? (not recognized as one since Feature 'ALLOW_COMMENTS' not enabled for parser); 最近在使用若依框架做项目时,遇见了一个问题:在添加页面中引入了富文本,然后在富文本中添加图片在保存时就会出现下列错误:Unexpectedcharacter('/'(code4...
推荐谈一谈SpringSecurity如何实现多张用户表登陆验证逻辑首先你要知道springsecurity的一些常识,登录验证由AuthenticationManager管理,但是它并不处理实际业务逻辑,它里面包含若干个Authenticationprovider...
推荐遇到mysql报错#15 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'seata_db.p.id' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by怎么处理问题描述查询语句SELECT f.*, p.id AS p_id...