public class Result<T> { private int code; private String msg; private T body; I have a generic type in my return structure definition, and then an error occurs when springboot returns "No converter found for return value o...
are there any open source middleware products that provide traffic marking and traffic distribution? that is, when a http request comes, you can route the request to the specified machine or environment according to the information of various dimension...
as shown in the figure I created a route for a fan domain name. Parsing all requests directly opens the same vue single page; then parse the specific route through vue-router . due to the need to verify the login authorized by Wechat, all can ...
: as configured step by step, tutorial links ...
demand: send birthday cards on employees birthdays birthday cards (with different subjects each month) are made and uploaded in the system. Birthday cards are composed of problems and pictures, the text floats on the pictures, and the text field ...
has made a function to allow users to download files uploaded in the project system, downloading is not a problem, but the background will occasionally exception because of files with different suffixes, but it does not affect the download. in the c...
anyone who has used oracle knows that the self-increasing id, of oracle is usually implemented by sequence. I only marked @ Id, on the entity and did not mark it to other additional comments. I thought there would be an error in save, but it actually ...
recently, we are dealing with the session sharing problem of a springboot project. The project uses springboot2.0, to control login and permissions using spring security. It is normal to share the project without session. After adding, it is reported th...
< H2 > pol.xml < H2 > <build> <plugins> <plugin> <groupId>org.springframework.boot< groupId> <artifactId>spring-boot-maven-plugin< artifactId> <...
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Controller @RequestMapping(value = " test", produces = {MediaType.APPLICATION_JSON_UTF8_VALUE}) public String test(User user) { return user.toString(); } @NoArgsConstructor @Data public class User { private String username; ...
mybatis-3.4.4.jar org.apache.ibatis.builder.xml.XMLMapperBuilder line:132 private void buildStatementFromContext(List<XNode> list, String requiredDatabaseId) { for (XNode context : list) { final XMLStatementBuilder statementParse...
recently I want to try a relatively simple development method. only writes sql statements in the xml file, and both incoming and outgoing parameters are map. Do something else in controller and service. then write a test code. this is the param, of...
< H2 > error < H2 > intellij web UserController UserMapper User jdbc pom.xml sql dao.UserMapper controller.UserController Demo10Application ...
use axios to send post request for background interface this.$ajax.post( user login ,{ username: user, password: pass }) .then(function (response) { console.log(response) console.log(response.data) }) ...
Spring boot form validation @ Validated message internationalization resource files must be placed in resources ValidationMessages.properties by default. now I want to put the resource file in resources i18n validation message.properties . How ca...
SpringBoot after integrating WebService , only WebService registered endpoints can access it, and other routes visit the blank page. The specific code is as follows: configuration of Webservice @Configuration public class WebServiceConfig { ...
I wrote the following configuration in application.yml: projectConfig: code: 0048 read the configuration in java @Data public class ProjectConfig{ private String code; } what happens when printing a code of 48.00 instead of 0048 as originall...
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE generatorConfiguration PUBLIC "- mybatis.org DTD MyBatis Generator Configuration 1.0 EN" "http: mybatis.org dtd mybatis-generator-config_1_0....
problem encountered: when developing with spring-boot-starter-webflux , use the default jackson to serialize and deserialize JSON, but when the attributes in my javaBean use hump naming, I want to serialize it into a JSON string and get the json key,...
for example, how to use ul to realize the graph of tree structure? like the tree rendered by pstree under linux, it has a straight line connection. ...
problem description the environmental background of the problems and what methods you have tried < template > < div: class= "className ": id= "id ": style= "{height:height,width:width} " > < div > < template > < script > import echarts f...
Linux allows packet forwarding in the following ways: ~ -sharp sysctl net.ipv4.ip_forward=1 net.ipv4.ip_forward = 1 but how to implement the above command on the Windows system? ...
want to implement a bar chart that represents the value of the range the following is the code for option option = { color: [ -sharp3398DB ], tooltip : { trigger: axis , axisPointer : { type : ...
<!DOCTYPE html> <html lang="zh-CN"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1...