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Any framework needs to use pom dependency first... Configure Shiro related information in shiro.xml configuration file Because securityManager needs realm package com.ssq.realm; import com.ssq.pojo.User; import com.ssq.service.RoleService; import com.ssq.service.UserService; import org.apache.shiro.au ...

brief introduction In the previous article, QQ login is completed. Generally, if the current QQ login user is not registered in our database, he should skip to the registration binding page. If we do not configure the jump page, he will jump to / signup by default Source code analysis Enter social authentication filter private Authenti ...

Article directory statement Preface 1, Convolutional neural network 1.1 import library 1.2 boundary filling 1.3 single step convolution 1.4 forward propagation of convolution layer 1.5 forward propagation of pool layer 1.6 back propagation of convolution layer 1.6.1 calculation of dA 1.6.2 calculat ...

Model ORM (relationship object mapping) 1. field AutoField(Field) # int Auto increment column, parameter must be filled primary_key=True BigAutoField(AutoField) # bigint Auto increment column, parameter must be filled primary_key=True //If there is no auto increment column in the model, a column named id will b ...

primary coverage 1. JSP: 1. instruction 2. notes 3. Built in objects 2. MVC development mode 3. EL expression 4. JSTL label 5. Three tier architecture JSP: 1. instruction *Function: used to configure JSP pages and import resource files * format: <% @ instruction name property name 1 = pro ...

Article directory Preface: 1, Huawei firewall dual hot standby overview 1.1 hot standby concept of firewall 1.2 hot standby features of firewall 1.2.1 priority of vgmp 1.3 Huawei firewall dual machine hot standby mode 1.4 state transition and working process of vgmp 1.5 working principle of vgmp (in ...

origin In the process of using mybatispree, it is found that an error will be reported if an insert is executed and a batch insert is executed in a transaction Cannot change the ExecutorType when there is an existing transaction [the external link image transfer failed. The source station may have ant ...

lego development framework use Introduction to lego development framework Import of lego lego framework directory structure description base service encapsulation core interface structure definition lib integrated function modules and components sys integrated system demo download address Introd ...

Flybook provides rich api to realize message notification, including text message, picture message and rich text message. This paper introduces the use of flybook api to send rich text message. The following is the implementation ideaAPI address: https://open.feishu.cn/document/ukTMukTMukTM/uITNz4iM1MjLyUzM Implementation ideas 1. Get the mon ...

By xuty Open a pit to record the process of MySQL source code tracking and learning due to problem solving needs or interest research. 1, Problem phenomenon MySQL Crash occurs in a project. The related error log logs are as follows. From the logs, it can be seen that the problem is caused by binlog error, but the specific reason can not be c ...