老师显示时间是7个小时,我连接本地是没有问题的,说明数据库是让访问的,但是我看视频就一下子就好了是不是我这个有问题?
运行启动类,报错,说是到不到下面这个包,maven项目是直接把资料源码倒过来的,没有改动,我都是先运行资料里的源码,如果成功,再自己敲
这是怎么回事呢
"C:\Program Files\Java\jdk-13.0.2\bin\java.exe" -XX:TieredStopAtLevel=1 -noverify -Dspring.output.ansi.enabled=always -Dcom.sun.management.jmxremote -Dspring.jmx.enabled=true -Dspring.liveBeansView.mbeanDomain -Dspring.application.admin.enabled=true "-javaagent:C:\Program Files\JetBrains\IntelliJ IDEA 2019.3.2\lib\idea_rt.jar=56890:C:\Program Files\JetBrains\IntelliJ IDEA 2019.3.2\bin" -Dfile.encoding=UTF-8 -classpath "D:\myjava\第七阶段\第七阶段\14\01 代码\05 swagger极致用法\swagger-demo\target\classes;C:\Users\cxs\.m2\repository\org\springframework\boot\spring-boot-starter-web\2.1.6.RELEASE\spring-boot-starter-web-2.1.6.RELEASE.jar;C:\Users\cxs\.m2\repository\org\springframework\boot\spring-boot-starter\2.1.6.RELEASE\spring-boot-starter-2.1.6.RELEASE.jar;C:\Users\cxs\.m2\repository\org\springframework\boot\spring-boot\2.1.6.RELEASE\spring-boot-2.1.6.RELEASE.jar;C:\Users\cxs\.m2\repository\org\springframework\boot\spring-boot-autoconfigure\2.1.6.RELEASE\spring-boot-autoconfigure-2.1.6.RELEASE.jar;C:\Users\cxs\.m2\repository\org\springframework\boot\spring-boot-starter-logging\2.1.6.RELEASE\spring-boot-starter-logging-2.1.6.RELEASE.jar;C:\Users\cxs\.m2\repository\ch\qos\logback\logback-classic\1.2.3\logback-classic-1.2.3.jar;C:\Users\cxs\.m2\repository\ch\qos\logback\logback-core\1.2.3\logback-core-1.2.3.jar;C:\Users\cxs\.m2\repository\org\apache\logging\log4j\log4j-to-slf4j\2.11.2\log4j-to-slf4j-2.11.2.jar;C:\Users\cxs\.m2\repository\org\apache\logging\log4j\log4j-api\2.11.2\log4j-api-2.11.2.jar;C:\Users\cxs\.m2\repository\org\slf4j\jul-to-slf4j\1.7.26\jul-to-slf4j-1.7.26.jar;C:\Users\cxs\.m2\repository\javax\annotation\javax.annotation-api\1.3.2\javax.annotation-api-1.3.2.jar;C:\Users\cxs\.m2\repository\org\springframework\spring-core\5.1.8.RELEASE\spring-core-5.1.8.RELEASE.jar;C:\Users\cxs\.m2\repository\org\springframework\spring-jcl\5.1.8.RELEASE\spring-jcl-5.1.8.RELEASE.jar;C:\Users\cxs\.m2\repository\org\yaml\snakeyaml\1.23\snakeyaml-1.23.jar;C:\Users\cxs\.m2\repository\org\springframework\boot\spring-boot-starter-json\2.1.6.RELEASE\spring-boot-starter-json-2.1.6.RELEASE.jar;C:\Users\cxs\.m2\repository\com\fasterxml\jackson\core\jackson-databind\2.9.9\jackson-databind-2.9.9.jar;C:\Users\cxs\.m2\repository\com\fasterxml\jackson\core\jackson-core\2.9.9\jackson-core-2.9.9.jar;C:\Users\cxs\.m2\repository\com\fasterxml\jackson\datatype\jackson-datatype-jdk8\2.9.9\jackson-datatype-jdk8-2.9.9.jar;C:\Users\cxs\.m2\repository\com\fasterxml\jackson\datatype\jackson-datatype-jsr310\2.9.9\jackson-datatype-jsr310-2.9.9.jar;C:\Users\cxs\.m2\repository\com\fasterxml\jackson\module\jackson-module-parameter-names\2.9.9\jackson-module-parameter-names-2.9.9.jar;C:\Users\cxs\.m2\repository\org\springframework\boot\spring-boot-starter-tomcat\2.1.6.RELEASE\spring-boot-starter-tomcat-2.1.6.RELEASE.jar;C:\Users\cxs\.m2\repository\org\apache\tomcat\embed\tomcat-embed-core\9.0.21\tomcat-embed-core-9.0.21.jar;C:\Users\cxs\.m2\repository\org\apache\tomcat\embed\tomcat-embed-el\9.0.21\tomcat-embed-el-9.0.21.jar;C:\Users\cxs\.m2\repository\org\apache\tomcat\embed\tomcat-embed-websocket\9.0.21\tomcat-embed-websocket-9.0.21.jar;C:\Users\cxs\.m2\repository\org\hibernate\validator\hibernate-validator\6.0.17.Final\hibernate-validator-6.0.17.Final.jar;C:\Users\cxs\.m2\repository\javax\validation\validation-api\2.0.1.Final\validation-api-2.0.1.Final.jar;C:\Users\cxs\.m2\repository\org\jboss\logging\jboss-logging\3.3.2.Final\jboss-logging-3.3.2.Final.jar;C:\Users\cxs\.m2\repository\org\springframework\spring-web\5.1.8.RELEASE\spring-web-5.1.8.RELEASE.jar;C:\Users\cxs\.m2\repository\org\springframework\spring-beans\5.1.8.RELEASE\spring-beans-5.1.8.RELEASE.jar;C:\Users\cxs\.m2\repository\org\springframework\spring-webmvc\5.1.8.RELEASE\spring-webmvc-5.1.8.RELEASE.jar;C:\Users\cxs\.m2\repository\org\springframework\spring-aop\5.1.8.RELEASE\spring-aop-5.1.8.RELEASE.jar;C:\Users\cxs\.m2\repository\org\springframework\spring-context\5.1.8.RELEASE\spring-context-5.1.8.RELEASE.jar;C:\Users\cxs\.m2\repository\org\springframework\spring-expression\5.1.8.RELEASE\spring-expression-5.1.8.RELEASE.jar;C:\Users\cxs\.m2\repository\io\springfox\springfox-swagger2\2.9.2\springfox-swagger2-2.9.2.jar;C:\Users\cxs\.m2\repository\io\swagger\swagger-annotations\1.5.20\swagger-annotations-1.5.20.jar;C:\Users\cxs\.m2\repository\io\swagger\swagger-models\1.5.20\swagger-models-1.5.20.jar;C:\Users\cxs\.m2\repository\com\fasterxml\jackson\core\jackson-annotations\2.9.0\jackson-annotations-2.9.0.jar;C:\Users\cxs\.m2\repository\io\springfox\springfox-spi\2.9.2\springfox-spi-2.9.2.jar;C:\Users\cxs\.m2\repository\io\springfox\springfox-core\2.9.2\springfox-core-2.9.2.jar;C:\Users\cxs\.m2\repository\net\bytebuddy\byte-buddy\1.9.13\byte-buddy-1.9.13.jar;C:\Users\cxs\.m2\repository\io\springfox\springfox-schema\2.9.2\springfox-schema-2.9.2.jar;C:\Users\cxs\.m2\repository\io\springfox\springfox-swagger-common\2.9.2\springfox-swagger-common-2.9.2.jar;C:\Users\cxs\.m2\repository\io\springfox\springfox-spring-web\2.9.2\springfox-spring-web-2.9.2.jar;C:\Users\cxs\.m2\repository\com\fasterxml\classmate\1.4.0\classmate-1.4.0.jar;C:\Users\cxs\.m2\repository\org\slf4j\slf4j-api\1.7.26\slf4j-api-1.7.26.jar;C:\Users\cxs\.m2\repository\org\springframework\plugin\spring-plugin-core\1.2.0.RELEASE\spring-plugin-core-1.2.0.RELEASE.jar;C:\Users\cxs\.m2\repository\org\springframework\plugin\spring-plugin-metadata\1.2.0.RELEASE\spring-plugin-metadata-1.2.0.RELEASE.jar;C:\Users\cxs\.m2\repository\org\mapstruct\mapstruct\1.2.0.Final\mapstruct-1.2.0.Final.jar;C:\Users\cxs\.m2\repository\io\springfox\springfox-swagger-ui\2.9.2\springfox-swagger-ui-2.9.2.jar" com.bjsxt.MyApp Java HotSpot(TM) 64-Bit Server VM warning: Options -Xverify:none and -noverify were deprecated in JDK 13 and will likely be removed in a future release. . ____ _ __ _ _ /\\ / ___'_ __ _ _(_)_ __ __ _ \ \ \ \ ( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \ \\/ ___)| |_)| | | | | || (_| | ) ) ) ) ' |____| .__|_| |_|_| |_\__, | / / / / =========|_|==============|___/=/_/_/_/ :: Spring Boot :: (v2.1.6.RELEASE) 2020-04-19 20:11:40.054 INFO 20392 --- [ main] com.bjsxt.MyApp : Starting MyApp on DESKTOP-7SEAAAI with PID 20392 (started by cxs in D:\myjava\第七阶段\第七阶段\14\01 代码\05 swagger极致用法\swagger-demo) 2020-04-19 20:11:40.057 INFO 20392 --- [ main] com.bjsxt.MyApp : No active profile set, falling back to default profiles: default 2020-04-19 20:11:40.409 WARN 20392 --- [ main] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanDefinitionStoreException: Failed to process import candidates for configuration class [springfox.documentation.swagger2.configuration.Swagger2DocumentationConfiguration]; nested exception is java.io.FileNotFoundException: class path resource [com/google/common/base/Supplier.class] cannot be opened because it does not exist 2020-04-19 20:11:40.412 INFO 20392 --- [ main] ConditionEvaluationReportLoggingListener : Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. 2020-04-19 20:11:40.419 ERROR 20392 --- [ main] o.s.boot.SpringApplication : Application run failed org.springframework.beans.factory.BeanDefinitionStoreException: Failed to process import candidates for configuration class [springfox.documentation.swagger2.configuration.Swagger2DocumentationConfiguration]; nested exception is java.io.FileNotFoundException: class path resource [com/google/common/base/Supplier.class] cannot be opened because it does not exist at org.springframework.context.annotation.ConfigurationClassParser.processImports(ConfigurationClassParser.java:596) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.doProcessConfigurationClass(ConfigurationClassParser.java:302) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass(ConfigurationClassParser.java:242) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.processImports(ConfigurationClassParser.java:586) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.doProcessConfigurationClass(ConfigurationClassParser.java:302) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass(ConfigurationClassParser.java:242) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.parse(ConfigurationClassParser.java:199) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.parse(ConfigurationClassParser.java:167) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassPostProcessor.processConfigBeanDefinitions(ConfigurationClassPostProcessor.java:315) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassPostProcessor.postProcessBeanDefinitionRegistry(ConfigurationClassPostProcessor.java:232) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanDefinitionRegistryPostProcessors(PostProcessorRegistrationDelegate.java:275) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanFactoryPostProcessors(PostProcessorRegistrationDelegate.java:95) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors(AbstractApplicationContext.java:705) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:531) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:140) ~[spring-boot-2.1.6.RELEASE.jar:2.1.6.RELEASE] at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:742) ~[spring-boot-2.1.6.RELEASE.jar:2.1.6.RELEASE] at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:389) ~[spring-boot-2.1.6.RELEASE.jar:2.1.6.RELEASE] at org.springframework.boot.SpringApplication.run(SpringApplication.java:311) ~[spring-boot-2.1.6.RELEASE.jar:2.1.6.RELEASE] at org.springframework.boot.SpringApplication.run(SpringApplication.java:1213) ~[spring-boot-2.1.6.RELEASE.jar:2.1.6.RELEASE] at org.springframework.boot.SpringApplication.run(SpringApplication.java:1202) ~[spring-boot-2.1.6.RELEASE.jar:2.1.6.RELEASE] at com.bjsxt.MyApp.main(MyApp.java:11) ~[classes/:na] Caused by: java.io.FileNotFoundException: class path resource [com/google/common/base/Supplier.class] cannot be opened because it does not exist at org.springframework.core.io.ClassPathResource.getInputStream(ClassPathResource.java:180) ~[spring-core-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.core.type.classreading.SimpleMetadataReader.<init>(SimpleMetadataReader.java:51) ~[spring-core-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader(SimpleMetadataReaderFactory.java:103) ~[spring-core-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.boot.type.classreading.ConcurrentReferenceCachingMetadataReaderFactory.createMetadataReader(ConcurrentReferenceCachingMetadataReaderFactory.java:86) ~[spring-boot-2.1.6.RELEASE.jar:2.1.6.RELEASE] at org.springframework.boot.type.classreading.ConcurrentReferenceCachingMetadataReaderFactory.getMetadataReader(ConcurrentReferenceCachingMetadataReaderFactory.java:73) ~[spring-boot-2.1.6.RELEASE.jar:2.1.6.RELEASE] at org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader(SimpleMetadataReaderFactory.java:81) ~[spring-core-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.asSourceClass(ConfigurationClassParser.java:682) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser$SourceClass.getInterfaces(ConfigurationClassParser.java:1008) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.processInterfaces(ConfigurationClassParser.java:375) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.processInterfaces(ConfigurationClassParser.java:383) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.doProcessConfigurationClass(ConfigurationClassParser.java:323) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass(ConfigurationClassParser.java:242) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.parse(ConfigurationClassParser.java:191) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.doProcessConfigurationClass(ConfigurationClassParser.java:295) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass(ConfigurationClassParser.java:242) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] at org.springframework.context.annotation.ConfigurationClassParser.processImports(ConfigurationClassParser.java:586) ~[spring-context-5.1.8.RELEASE.jar:5.1.8.RELEASE] ... 20 common frames omitted Process finished with exit code 1
没有return也能输出,还是有点搞不懂return在其中的作用
重写__str__()方法的意义是什么?
老师我的环境变量里PATH里没有和你视屏一样的那些东西。win7系统
老师这个有什么作用?为什么是120呢?
一、代码
1、turtle.forward(50) 2、turtle.goto(50,0)
二、问题
坐标从原点(0,0)出发,前往坐标(50,0),以上两句代码都能实现这个目的,
请问这两者有什么区别,在计算机中谁的响应时间更快一些,用哪一种好
老师,我的电脑在创建这个批处理文件的时候打不开,会弹出这样的界面,请问该如何解决呢
老师 这是出了什么问题
老师,我安装pygame模块成功了,但是我重新创建一个新项目时,pygame是不是要从新再安装一次,因为在这个新项目中提示没有安装pygame模块。有没有什么办法能只安装一次模块的
老师我这是开了两个idea 一个用master分支写了几个类,一个用在master上新建的b1分支写了几个类。
在gitee网站上,两个分支的内容和我预期的一样,就是想要把b1分支合并到master分支的时候怎么都合并不了。
老师您好,我不太明白我在定义字符串时“MONEY”是大写。为什么 a.capitalize() 只是首字母变大,但输出的“money”是小写,a.title() 也是?
老师,第三行和第四行怎么报错了呢?
import turtle t = turtle.pen() my_color = ("red", "green", "yellow", "black") t.width(4) t.speed(1) for i in range(5): t.penup() t.goto(0, -i * 50) t.pendown() t.color(my_color[i % len(my_color)]) t.circle(50 + i * 50)
老师不同的软件导出的sql文件 都能在其他的软件中导入嘛 就比如Navicat导出的sql文件,能在SQLyog上导入成功吗
for(var i = 1; i<=9; i++) {
console.log("i=" +i);
for(var j=1; j<=9; j++) {
console.log("j="+j);
}
为什么外层的for每次只打印一次而里面的for每次都打印了9次呀
套的有点蒙,有点没搞懂原理
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