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1.在线安装 yum install -y vim 示例含义：在线安装vim服务 注意：如果要加速yum在线下载需要修改yum源...
下列语句哪一个正确( ) A. Java程序经编译后会产生 machine code B. Java程序经编译后会产 生byte code C. Java程序经编译
我安装的是Myeclipse 10.7.1。装上好久没用,今天启动突然报错:Failed to create the Java Virtual Machine。
Waiting for Monitor Entry 和 in Object.wait():The thread is waiting to get the lock for an object (some other thread may be holding the lock). This happens if two or more threads try to execute synchronized code. Note that the lock is always for an object and not for individual method...
Code =tonumber(redis.call('GET', machineCodeKey))-- 如果当前机器码不存在或者超过最大值,回到0重新分发ifnotmachineCodeormachineCode >= maxMachineCodethenmachineCode =0end-- 增加当前机器码,用于下次分发redis.call("SET", machineCodeKey, machineCode +1)-- 返回当前分发的机器码returnmachineCode...
*/importjava.io.File;importjava.net.URL;importjava.net.URLClassLoader;importjava.util.ArrayList;importjava.util.List;publicclassPermGenOom{publicstaticvoidmain(String[]args){URLurl=null;List<ClassLoader>classLoaderList=newArrayList<ClassLoader>();try{url=newFile("/tmp").toURI().toURL();URL[]...
NoRouteToHostException NoServant NoServantHelper NoSuchAlgorithmException NoSuchAttributeException NoSuchElementException NoSuchFieldError NoSuchFieldException NoSuchMechanismException NoSuchMethodError NoSuchMethodException NoSuchObjectException NoSuchPaddingException NoSuchProviderException NotActiveExcep...