文章浏览阅读871次。cocos create安装失败 看如下地址安装教程，因本机是win32位操作系统。。。。这就坑了，虽说安装文档比较落后可还是要看看官方说明http://www.cocos.com/docs/creator/getting-started/install.html从 v1.3.0 开始，Windows 版......

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文章浏览阅读2.8k次。[root@hadoop4 sbin]# ./start-all.sh starting org.apache.spark.deploy.master.Master, logging to /usr/local/spark/logs/spark-root-org.apache.spark.deploy.master.Master-1-hadoop4.outfailed to launch _spark error: could not create the java virtual machine....

文章浏览阅读2.8k次。[root@hadoop4 sbin]# ./start-all.sh starting org.apache.spark.deploy.master.Master, logging to /usr/local/spark/logs/spark-root-org.apache.spark.deploy.master.Master-1-hadoop4.outfailed to launch _spark error: could not create the java virtual machine....

文章浏览阅读2.8k次。[root@hadoop4 sbin]# ./start-all.sh starting org.apache.spark.deploy.master.Master, logging to /usr/local/spark/logs/spark-root-org.apache.spark.deploy.master.Master-1-hadoop4.outfailed to launch _spark error: could not create the java virtual machine....

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系统中的一个模块需要频繁的获取系统时间，使用linux中内置的函数开销过大，因为需要的精度不是很高（毫秒级），索性用signal函数配合setitimer实现了个简易的全局时钟。但是后来发现，SIGALRM的中断信号回终止sleep，因为sleep......