背景: 最近,在Nvidia的GPU嵌入式开发板Jetson TX1(简称TX1)上移植深度学习目标检测算法YOLO.在TX1上安装了官方提供的opencv版本——OpenCV4Tegra(OpenCV-2.4.12),但是使用该版本opencv VideoCapture在读取摄像头数据时出错,显示错误: Unable to stop the stream.: Device or resource busy Unable to stop the stream.: Bad file descrip
linux GCC环境,boost在编译时未加-fPIC参数,导致如果有共享库使用boost静态库,会报如下错误:relocation R_X86_64_32 against `a local symbol' can not be used when making a shared object; recompile with -fPIC如果使用automake编译,可以通过CPPFLAGS将-fPIC加进去.针对boost_1_53_0版本,修改tools/build/v2/tools/gcc
java本地代码运行正常,部署到服务器无法运行,错误如下: Caused by: java.lang.UnsupportedClassVersionError: com/teshehui/cms/activity/service/impl/ActivityServiceImpl : Unsupported major.minor version 51.0 (unable to load class com.teshehui.cms.activity.service.impl.ActivitySe