习惯了在Linux下面使用VLC播放视频和音乐, 但是 VLC 的 linux 版本并不支持在root下面运行. 终端运行vlc命令报错,错误信息如下 root@kbdancer:~# vlc VLC is not supposed to be run as root. Sorry. If you need to use real-time priorities and/or privileged TCP ports you can use vlc-wrapper (make sure it i…
Hadoop常见问题及解决办法 1.问题:java.io.IOException: Could not locate executable null\bin\winutils.exe in the Hadoop binaries 解决:在程序中添加hadoop.home.dir设置,如:“System.setProperty("hadoop.home.dir", "D:\\desktop\\hadoop-2.6.0");”,并将winutils.exe拷贝至D:…