IntelliJ IDEA打可运行jar包时的错误
<resources>
<resource>
<directory>src/main/resources</directory>
<includes>
<include>META-INF/*.SF</include>
<include>META-INF/*.DSA</include>
<include>META-INF/*.RSA</include>
<include>META-INF/*.MF</include>
</includes>
<excludes>
<exclude>META-INF/*</exclude>
</excludes>
</resource>
</resources>
<resources>
<resource>
<directory>src/main/resources</directory>
<includes>
<include>META-INF/*.SF</include>
<include>META-INF/*.DSA</include>
<include>META-INF/*.RSA</include>
<include>META-INF/*.MF</include>
</includes>
<excludes>
<exclude>META-INF/*</exclude>
</excludes>
</resource>
</resources>
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-resources-plugin:2.6:resources (default-resources) on project HandleJCYContent: Cannot create resource output directory: F:\workspace_idea\HandleJCYCon
tent\target\classes -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-resources-plugin:2.6:resources (default-resources) on project HandleJCYContent: Cannot create resource
output directory: F:\workspace_idea\HandleJCYContent\target\classes
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:216)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:193)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:106)
at org.apache.maven.cli.MavenCli.execute(MavenCli.java:862)
at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:286)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:197)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
Caused by: org.apache.maven.plugin.MojoExecutionException: Cannot create resource output directory: F:\workspace_idea\HandleJCYContent\target\classes
at org.apache.maven.plugin.resources.ResourcesMojo.execute(ResourcesMojo.java:307)
at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
... 20 more
Caused by: org.apache.maven.shared.filtering.MavenFilteringException: Cannot create resource output directory: F:\workspace_idea\HandleJCYContent\target\classes
at org.apache.maven.shared.filtering.DefaultMavenResourcesFiltering.filterResources(DefaultMavenResourcesFiltering.java:215)
at org.apache.maven.plugin.resources.ResourcesMojo.execute(ResourcesMojo.java:301)
... 22 more
[ERROR]
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1]
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-resources-plugin:2.6:resources (default-resources) on project HandleJCYContent: Cannot create resource output directory: F:\workspace_idea\HandleJCYCon
tent\target\classes -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-resources-plugin:2.6:resources (default-resources) on project HandleJCYContent: Cannot create resource
output directory: F:\workspace_idea\HandleJCYContent\target\classes
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:216)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:193)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:106)
at org.apache.maven.cli.MavenCli.execute(MavenCli.java:862)
at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:286)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:197)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
Caused by: org.apache.maven.plugin.MojoExecutionException: Cannot create resource output directory: F:\workspace_idea\HandleJCYContent\target\classes
at org.apache.maven.plugin.resources.ResourcesMojo.execute(ResourcesMojo.java:307)
at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
... 20 more
Caused by: org.apache.maven.shared.filtering.MavenFilteringException: Cannot create resource output directory: F:\workspace_idea\HandleJCYContent\target\classes
at org.apache.maven.shared.filtering.DefaultMavenResourcesFiltering.filterResources(DefaultMavenResourcesFiltering.java:215)
at org.apache.maven.plugin.resources.ResourcesMojo.execute(ResourcesMojo.java:301)
... 22 more
[ERROR]
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1]
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-shade-plugin:1.7:shade (default) on project HandleJCYContent: Error creating shaded jar: For artifact {null:null:null:jar}: The groupId cannot be empty
. -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-shade-plugin:1.7:shade (default) on project HandleJCYContent: Error creating shaded jar: For artifact {
null:null:null:jar}: The groupId cannot be empty.
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:216)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:193)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:106)
at org.apache.maven.cli.MavenCli.execute(MavenCli.java:862)
at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:286)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:197)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
Caused by: org.apache.maven.plugin.MojoExecutionException: Error creating shaded jar: For artifact {null:null:null:jar}: The groupId cannot be empty.
at org.apache.maven.plugins.shade.mojo.ShadeMojo.execute(ShadeMojo.java:553)
at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
... 20 more
Caused by: org.apache.maven.artifact.InvalidArtifactRTException: For artifact {null:null:null:jar}: The groupId cannot be empty.
at org.apache.maven.artifact.DefaultArtifact.validateIdentity(DefaultArtifact.java:130)
at org.apache.maven.artifact.DefaultArtifact.<init>(DefaultArtifact.java:123)
at org.apache.maven.bridge.MavenRepositorySystem.XcreateArtifact(MavenRepositorySystem.java:564)
at org.apache.maven.bridge.MavenRepositorySystem.XcreateArtifact(MavenRepositorySystem.java:524)
at org.apache.maven.bridge.MavenRepositorySystem.XcreateArtifact(MavenRepositorySystem.java:518)
at org.apache.maven.bridge.MavenRepositorySystem.XcreateArtifact(MavenRepositorySystem.java:476)
at org.apache.maven.bridge.MavenRepositorySystem.createArtifact(MavenRepositorySystem.java:79)
at org.apache.maven.project.DefaultProjectBuilder.initProject(DefaultProjectBuilder.java:704)
at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:176)
at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:368)
at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:287)
at org.apache.maven.project.artifact.MavenMetadataSource.retrieveRelocatedProject(MavenMetadataSource.java:577)
at org.apache.maven.project.artifact.MavenMetadataSource.retrieve(MavenMetadataSource.java:190)
at org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector.recurse(DefaultLegacyArtifactCollector.java:532)
at org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector.collect(DefaultLegacyArtifactCollector.java:144)
at org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector.collect(DefaultLegacyArtifactCollector.java:100)
at org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector.collect(DefaultLegacyArtifactCollector.java:782)
at org.apache.maven.shared.dependency.tree.DefaultDependencyTreeBuilder.buildDependencyTree(DefaultDependencyTreeBuilder.java:102)
at org.apache.maven.plugins.shade.mojo.ShadeMojo.updateExcludesInDeps(ShadeMojo.java:959)
at org.apache.maven.plugins.shade.mojo.ShadeMojo.createDependencyReducedPom(ShadeMojo.java:932)
at org.apache.maven.plugins.shade.mojo.ShadeMojo.execute(ShadeMojo.java:546)
... 22 more
[ERROR]
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-shade-plugin:1.7:shade (default) on project HandleJCYContent: Error creating shaded jar: For artifact {null:null:null:jar}: The groupId cannot be empty
. -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-shade-plugin:1.7:shade (default) on project HandleJCYContent: Error creating shaded jar: For artifact {
null:null:null:jar}: The groupId cannot be empty.
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:216)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:193)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:106)
at org.apache.maven.cli.MavenCli.execute(MavenCli.java:862)
at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:286)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:197)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
Caused by: org.apache.maven.plugin.MojoExecutionException: Error creating shaded jar: For artifact {null:null:null:jar}: The groupId cannot be empty.
at org.apache.maven.plugins.shade.mojo.ShadeMojo.execute(ShadeMojo.java:553)
at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
... 20 more
Caused by: org.apache.maven.artifact.InvalidArtifactRTException: For artifact {null:null:null:jar}: The groupId cannot be empty.
at org.apache.maven.artifact.DefaultArtifact.validateIdentity(DefaultArtifact.java:130)
at org.apache.maven.artifact.DefaultArtifact.<init>(DefaultArtifact.java:123)
at org.apache.maven.bridge.MavenRepositorySystem.XcreateArtifact(MavenRepositorySystem.java:564)
at org.apache.maven.bridge.MavenRepositorySystem.XcreateArtifact(MavenRepositorySystem.java:524)
at org.apache.maven.bridge.MavenRepositorySystem.XcreateArtifact(MavenRepositorySystem.java:518)
at org.apache.maven.bridge.MavenRepositorySystem.XcreateArtifact(MavenRepositorySystem.java:476)
at org.apache.maven.bridge.MavenRepositorySystem.createArtifact(MavenRepositorySystem.java:79)
at org.apache.maven.project.DefaultProjectBuilder.initProject(DefaultProjectBuilder.java:704)
at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:176)
at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:368)
at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:287)
at org.apache.maven.project.artifact.MavenMetadataSource.retrieveRelocatedProject(MavenMetadataSource.java:577)
at org.apache.maven.project.artifact.MavenMetadataSource.retrieve(MavenMetadataSource.java:190)
at org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector.recurse(DefaultLegacyArtifactCollector.java:532)
at org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector.collect(DefaultLegacyArtifactCollector.java:144)
at org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector.collect(DefaultLegacyArtifactCollector.java:100)
at org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector.collect(DefaultLegacyArtifactCollector.java:782)
at org.apache.maven.shared.dependency.tree.DefaultDependencyTreeBuilder.buildDependencyTree(DefaultDependencyTreeBuilder.java:102)
at org.apache.maven.plugins.shade.mojo.ShadeMojo.updateExcludesInDeps(ShadeMojo.java:959)
at org.apache.maven.plugins.shade.mojo.ShadeMojo.createDependencyReducedPom(ShadeMojo.java:932)
at org.apache.maven.plugins.shade.mojo.ShadeMojo.execute(ShadeMojo.java:546)
... 22 more
[ERROR]
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>1.7</version>
<configuration>
<filters>
<filter>
<artifact>*:*</artifact>
<excludes>
<exclude>META-INF/*.SF</exclude>
<exclude>META-INF/*.DSA</exclude>
<exclude>META-INF/*.RSA</exclude>
</excludes>
</filter>
</filters>
<!-- Additional configuration. -->
</configuration>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals>
<configuration>
<createDependencyReducedPom>false</createDependencyReducedPom>
<transformers>
<transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
<!--<mainClass>com.inspur.main.HandleContent</mainClass>-->
<mainClass>com.inspur.crontab.CrawlerAndIndexJobRun</mainClass>
</transformer>
</transformers>
</configuration>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>1.7</version>
<configuration>
<filters>
<filter>
<artifact>*:*</artifact>
<excludes>
<exclude>META-INF/*.SF</exclude>
<exclude>META-INF/*.DSA</exclude>
<exclude>META-INF/*.RSA</exclude>
</excludes>
</filter>
</filters>
<!-- Additional configuration. -->
</configuration>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals>
<configuration>
<createDependencyReducedPom>false</createDependencyReducedPom>
<transformers>
<transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
<!--<mainClass>com.inspur.main.HandleContent</mainClass>-->
<mainClass>com.inspur.crontab.CrawlerAndIndexJobRun</mainClass>
</transformer>
</transformers>
</configuration>
</execution>
</executions>
</plugin>

IntelliJ IDEA打可运行jar包时的错误的更多相关文章
- 导出成可运行jar包时所遇问题的解决办法 - 转载
Could not find main method from given launch configuration 当我把我的Java工程导出为可运行的jar包时,遇到了“Could not fin ...
- Hadoop2.9下运行JAR包时System.out.println的输出日志
根据博文——Hadoop日志存放路径详解中所述,Container日志包含ApplicationMaster日志和普通Task日志(关于其他类型的日志的详细说明请参考该博文,本文不再赘述) 所以可知, ...
- Hadoop运行Jar文件时Output错误
当第二次运行Jar程序时,出现Output文件已存在的Exception: Exception in thread "main" org.apache.hadoop.mapred. ...
- spark-sql用hive表格,在spark-submit运行jar包时遇到的问题
1.编程时无法加载hive包,需要在编译好的spark(用spark-shell启动,用spark-sql能够直接访问hive表)的lib目录下,考出assembly包,为其创建一个maven的rep ...
- java -jar命令运行jar包时指定外部依赖jar包 linxux or windows
前尘回顾: setup.bat [chenquan@hostuser tartest]$ cat ../setup.sh javac -encoding UTF-8 -Djava.ext.dirs=. ...
- Hadoop 运行jar包时 java.lang.ClassNotFoundException: Class com.zhen.mr.RunJob$HotMapper not found
错误如下 Error: java.lang.RuntimeException: java.lang.ClassNotFoundException: Class com.zhen.mr.RunJob$H ...
- Intellij IDEA下导出Java工程的可运行JAR包
Intellij IDEA下导出Java工程的可运行JAR包 昨天一直向导出一个Java工程的可运行JAR包,然后查阅网上的资料以及自己一遍一遍的尝试,均以失败告终.可以导出JAR包,但是导出的JAR ...
- spark提交jar包时出现unsupported major.minor version 52.0错误的解决方案
一.问题: 最近在spark集群上做一个项目,打包提交jar包时,出现了unsupported major.minor version 52.0的报错,而在local模式运行却能正常运行! 二.错误原 ...
- Intellij Idea系列之导Jar包与编写单元测试(二)
Intellij Idea系列之导Jar包与编写单元测试(二) 一.初衷 对于很多的初学者来说,Intellij如何导入jar包感到很迷惑,甚至在网上搜过相关文章之后还是云里雾里,本博客通过图文并茂 ...
随机推荐
- SQL夯实基础(六):MqSql Explain
关系型数据库中,互联网相关行业使用最多的无疑是mysql,虽然我们C# Developer很多用的都是sql server ,但是学习一些mysql方面的知识也是必要的,他山之石么. 先上一个expl ...
- bzoj 3027 [Ceoi2004]Sweet——生成函数
题目:https://www.lydsy.com/JudgeOnline/problem.php?id=3027 化式子到 ( \mul_{i=1}^{n}(1-x^(m[i]+1)) ) / (1- ...
- BZOJ4358:permu
浅谈\(K-D\) \(Tree\):https://www.cnblogs.com/AKMer/p/10387266.html 题目传送门:https://lydsy.com/JudgeOnline ...
- try catch(java)
1 try.catch.finally语句中,在如果try语句有return语句,则返回的之后当前try中变量此时对应的值,此后对变量做任何的修改,都不影响try中return的返回值 2 如果fin ...
- NuGet学习笔记(2)——vs2015搭建本地NuGet服务器
搭建本地服务器特别简单,新建一个web空项目,按照下图所示搜索安装即可,之后设置hosts 将www.mynuget.com执向本机 运行里面输入c:\windows\system32\drivers ...
- 使用内省的方式操作JavaBean
import java.beans.BeanInfo; import java.beans.Introspector; import java.beans.PropertyDescriptor; im ...
- phyton方面相关书籍
0基础:<简明PYTHON教程>http://linux.chinaitlab.com/manual/Python_chinese/<与孩子一起学编程>http://book. ...
- Oracle AWR,SQL_TRACE,10046,DBMS_PROFILER 等使用
Oracle AWR,SQL_TRACE,10046,DBMS_PROFILER 等使用 1 AWR 工具的使用及优化 1 10g默认安装 select * from dba_hist_wr_cont ...
- String是基本的数据类型吗?
String不是基本的数据类型,是final修饰的java类,java中的基本类型一共有8个,它们分别为: 1 字符类型:byte,char 2 基本整型:short,int,long 3 浮点型:f ...
- Windows注册表各个作用
与注册表有关的术语1.注册表:是一个树状分层的数据库(如图).从物理上讲,它是System.dat和User.dat两个文件;从逻辑上讲,它是用户在注册表编辑器中看到的配置数据.2.HKEY :“根键 ...