很难得的关于空间云计算的资料，GIS和云计算结合的例子。-Hard to come by information on space cloud computing, GIS and cloud computing with examples.

云计算Hadoop技术开发指南，从搭建环境到技术详解，让基于Hadoop的云计算平台开发变得不再那么虚幻-Hadoop cloud computing technology development guidelines, from the build environment to technology explain, let Hadoop-based cloud computing platform is no longer so unreal