我的eclipse停止加载工作台.我试过已经开始使用./eclipse --clean了
从控制台启动时,它会抛出以下异常:
java.lang.NullPointerException
at org.eclipse.core.internal.runtime.Log.isLoggable(Log.java:101)
at org.eclipse.equinox.log.internal.ExtendedLogReaderServiceFactory.safeIsLoggable(ExtendedLogReaderServiceFactory.java:57)
at org.eclipse.equinox.log.internal.ExtendedLogReaderServiceFactory.logPrivileged(ExtendedLogReaderServiceFactory.java:158)
at org.eclipse.equinox.log.internal.ExtendedLogReaderServiceFactory.log(ExtendedLogReaderServiceFactory.java:146)
at org.eclipse.equinox.log.internal.ExtendedLogServiceFactory.log(ExtendedLogServiceFactory.java:65)
at org.eclipse.equinox.log.internal.ExtendedLogServiceImpl.log(ExtendedLogServiceImpl.java:87)
at org.eclipse.equinox.log.internal.LoggerImpl.log(LoggerImpl.java:54)
at org.eclipse.core.internal.runtime.Log.log(Log.java:60)
at org.tigris.subversion.clientadapter.javahl.Activator.isAvailable(Activator.java:92)
at org.tigris.subversion.clientadapter.Activator.getAnyClientAdapter(Activator.java:81)
at org.tigris.subversion.subclipse.core.SVNClientManager.getAdapter(SVNClientManager.java:145)
at org.tigris.subversion.subclipse.core.SVNClientManager.getSVNClient(SVNClientManager.java:92)
at org.tigris.subversion.subclipse.core.SVNProviderPlugin.getSVNClient(SVNProviderPlugin.java:425)
at org.tigris.subversion.subclipse.core.status.NonRecursiveStatusUpdateStrategy.statusesToUpdate(NonRecursiveStatusUpdateStrategy.java:53)
at org.tigris.subversion.subclipse.core.status.StatusCacheManager.refreshStatus(StatusCacheManager.java:273)
at org.tigris.subversion.subclipse.core.resourcesListeners.FileModificationManager.refreshStatus(FileModificationManager.java:179)
at org.tigris.subversion.subclipse.core.resourcesListeners.FileModificationManager.resourceChanged(FileModificationManager.java:128)
at org.eclipse.core.internal.events.NotificationManager$1.run(NotificationManager.java:291)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
at org.eclipse.core.internal.events.NotificationManager.notify(NotificationManager.java:285)
at org.eclipse.core.internal.events.NotificationManager.broadcastChanges(NotificationManager.java:149)
at org.eclipse.core.internal.resources.Workspace.broadcastPostChange(Workspace.java:395)
at org.eclipse.core.internal.resources.Workspace.endOperation(Workspace.java:1530)
at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:45)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)
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它在加载com.android.ide.eclipse.adt时停止
我的工作台有什么问题?
我在android ant build(project.properties)中使用以下行:
dex.force.jumbo=true
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现在我们正从蚂蚁迁移到Gradle.是否有可能在Android Gradle构建中激活jumbo模式?
我正在使用新的gradle android构建系统.
该项目包括两个android库项目和一个主项目.
使用ant构建,必须在project.properties中启用清单合并.但是在使用gradle构建系统时,默认情况下会启用清单合并.我怎样才能禁用清单合并?
在Java中,我使用String split方法拆分包含以分号分隔的值的字符串.
目前,我有以下一行在99%的情况下都有效.
String[] fields = optionsTxt.split(";");
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使用以下String时,一切都很完美:
"House;Car;Street;Place" => [House] [Car] [Street] [Place]
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但是当我使用下面的String时,split方法忽略最后两个分号.
"House;Car;;" => [House][Car]
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怎么了?或者有任何解决方法吗?
以下两个代码片段之间的区别是什么?
第一:
task copyFiles(type: Copy) << {
from "folder/from"
into "dest/folder"
}
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第二:
task copyFiles(type: Copy) {
from "folder/from"
into "dest/folder"
}
Run Code Online (Sandbox Code Playgroud) 我想在Android应用程序中设置一个计时器,该计时器将在每次15/30/45之后调用一个函数,并在用户登录时调用n分钟.但是当用户注销时它也会停止计时器.如果用户再次登录,计时器将从启动开始.我希望将该选项(15/30/45/n分钟)保存在数据库中,以便我可以在同步后更新列表.
定时器是一个好方法还是我需要使用报警服务?或者是否需要任何系统服务?
是否可以将本地电话数据库存储中的先前doc /文件更改为通过Web服务器接收的新文档?这样做需要系统服务吗?
任何人都知道如何使用javapoet执行以下操作
public class MyClassGenerated extends MyMapper<OtherClass>{
}
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我的代码:
TypeSpec generateClass() {
return classBuilder("MyClassGenerated")
.addModifiers(PUBLIC)
.superclass(???????????????)
.build();
}
Run Code Online (Sandbox Code Playgroud) 我工作的团队管理着大量的技术文档,这些文档是用LaTeX编写的.目前,我们拥有的所有文档都是由编辑手动构建的,然后检入版本控制系统.
是否有可能在jenkins/hudson上构建LaTeX文件?
我还没有得到jQuery,所以javascript请.我需要帮助调整我的JS,以便在单击时从li中的嵌套span获取文本.如果你单击文本,我现在有它工作,但如果你单击整个li而没有获得其他嵌套元素(图像),id就像它一样工作.
现在我正在使用以下html和js:
HTML:
<ul><li><img><span onclick="myfunction(this)">TEXT</span></li></ul>
<input id="iSupervisorUserName" name="OBKey_WF_Manger_Supervisor_1" type="text" />
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JS:
function myfunction(span) {
var textInsideLi = span.innerHTML;
var field = document.getElementById("iSupervisorUserName");
field.value = textInsideLi;
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我希望在单击li时将SPAN中的文本写入输入,而不仅仅是跨度.我知道我应该从范围移动的onClick调用里,但如何调整JS所以它只能得到跨度内的文本,而不是IMG呢?
我的春季项目有问题.
这是我的web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.4" xmlns="http://java.sun.com/xml/ns/j2ee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
<servlet>
<servlet-name>greenmine</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>greenmine</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
<welcome-file-list>
<welcome-file>
index.jsp
</welcome-file>
</welcome-file-list>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>
/WEB-INF/greenmine-servlet.xml
</param-value>
</context-param>
<filter>
<filter-name>springSecurityFilterChain</filter-name>
<filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>
</filter>
<filter-mapping>
<filter-name>springSecurityFilterChain</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
</web-app>
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和我的greenmine-servlet.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context"
xmlns:security="http://www.springframework.org/schema/security"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.0.xsd
http://www.springframework.org/schema/security
http://www.springframework.org/schema/security/spring-security-3.0.3.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd">
<context:component-scan base-package="at.tripwire.greenmine.controller" />
<context:component-scan base-package="at.tripwire.greenmine.domain.dao" />
<context:component-scan base-package="at.tripwire.greenmine.service" />
<context:component-scan base-package="at.tripwire.greenmine.module" />
<mvc:annotation-driven />
<mvc:resources location="/css/" mapping="/css/**" />
<mvc:resources …
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