vnd.openxmlformats-officedocument.spreadsheetml.sheet”}, {“.exe”,”application/octet-stream”}, {“.gif”,”image/gif”}, {“.gtar...”,”application/x-gtar”}, {“.gz”,”application/x-gzip”}, {“.h”,”text/plain”}, {“.htm”,”text/html”},
‘dvi’ => ‘application/x-dvi’, ‘spl’ => ‘application/x-futuresplash’, ‘gtar...’ => ‘application/x-gtar’, ‘hdf’ => ‘application/x-hdf’, ‘js’ => ‘application
x-cpio cpio application/x-csh csh application/x-director dcr dir dxr application/x-dvi dvi application/x-gtar...gtar application/x-gzip gz application/x-hdf hdf application/x-httpd-cgi cgi application/x-java-jnlp-file
ln -s /bin/tar /bin/gtar 在R中输入： Sys.setenv(TAR = "/bin/tar") shell中输入： export TAR="/bin/tar"
{".exe", "application/octet-stream"}, {".gif", "image/gif"}, {".gtar...", "application/x-gtar"}, {".gz", "application/x-gzip"}, {".h", "text
‘application/x-director’, ‘dvi’ => ‘application/x-dvi’, ‘spl’ => ‘application/x-futuresplash’, ‘gtar...’ => ‘application/x-gtar’, ‘hdf’ => ‘application/x-hdf’, ‘js’ => ‘application/x-javascript’, ‘skp’
=> ‘application/x-director’, ‘dvi’ => ‘application/x-dvi’, ‘spl’ => ‘application/x-futuresplash’, ‘gtar...’ => ‘application/x-gtar’, ‘hdf’ => ‘application/x-hdf’, ‘js’ => ‘application/x-javascript‘, ‘skp’ =>
vnd.wap.wmlscriptc'; $ct['dvi'] = 'application/x-dvi'; $ct['spl'] = 'application/x-futuresplash'; $ct['gtar...'] = 'application/x-gtar'; $ct['gzip'] = 'application/x-gzip'; $ct['js'] = 'application/javascript'
x-flv', 'gif' => 'image/gif', 'gram' => 'application/srgs', 'grxml' => 'application/srgs+xml', 'gtar...' => 'application/x-gtar', 'gz' => 'application/x-gzip', 'hdf' => 'application/x-hdf', 'hqx' => 'application
x-director dcr application/x-director dir application/x-director dxr application/x-dvi dvi application/x-gtar...gtar application/x-gzip gz application/x-hdf hdf application/x-internet-signup ins application/x-internet-signup...application/envoy exe application/octet-stream fif application/fractals flr x-world/x-vrml gif image/gif gtar...application/x-gtar gz application/x-gzip h text/plain hdf application/x-hdf hlp application/winhlp hqx
vnd.openxmlformats-officedocument.spreadsheetml.sheet"}, {".exe", "application/octet-stream"}, {".gif", "image/gif"}, {".gtar...", "application/x-gtar"}, {".gz", "application/x-gzip"}, {".h", "text/plain"}, {".htm", "text/html
application/x-director’, ‘dvi’ => ‘application/x-dvi’, ‘spl’ => ‘application/x-futuresplash’, ‘gtar...’ => ‘application/x-gtar’, ‘hdf’ => ‘application/x-hdf’, ‘js’ => ‘application/x-javascript’, ‘skp
application/envoy exe application/octet-stream fif application/fractals flr x-world/x-vrml gif image/gif gtar...application/x-gtar gz application/x-gzip h text/plain hdf application/x-hdf hlp application/winhlp hqx
‘application/x-director’, ‘dvi’ -> ‘application/x-dvi’, ‘spl’ -> ‘application/x-futuresplash’, ‘gtar...’ -> ‘application/x-gtar’, ‘hdf’ -> ‘application/x-hdf’, ‘js’ -> ‘application/x-javas cript’, ‘
''' 其他可选文件类型: application/a-gzip application/x-gzip, application/zip, application/x-gtar
Linux 文件系统 目录 说明 bin 存放二进制可执行文件 sbin 存放二进制可执行文件，只有 root 才能访问 boot 存放用于系统引导时使用的各种文件 dev 用于存放设备文件 etc...是超级管理员 localhost 表示主机名 ~ 表示当前目录（家目录），其中超级管理员家目录为 /root，普通用户家目录为 /home/chan $ 表示普通用户提示符，# 表示超级管理员提示符 Linux...test.tar.gz 文件搜索命令 locate：在后台数据库搜索文件 updatedb：更新后台数据库 whereis：搜索系统命令所在位置 which：搜索命令所在路径及别名 find：搜索文件或文件夹 用户和组 Linux
touch chmod grep nice tracepath chown gtar
Linux文件操作 Linux中，一切皆文件(网络设备除外)。 硬件设备也“是”文件，通过文件来使用设备。 目录(文件夹)也是一种文件。...boot:这里存放的是启动Linux时使用的一些核心文件，包括一些连接文件和镜像文件。...deb:deb是Device(设备)的缩写，该目录下存放的是Linux的外部设备，在Linux中访问设备的方式和访问文件的方式是相同的。...系统会自动识别一些设备，例如U盘、光驱等，当识别后，Linux会把识别的设备挂载到这个目录下。...---- Linux文件的操作方式 文件描述符fd fd是一个大于等于0的整数。 每打开一个文件，就创建一个文件描述符，通过文件描述符来操作文件。
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