我正在寻找一个解决方案来转换一组文件使用终端和命令“转换”在linux下。我可以对每个文件使用"convert“:
convert -quality 85 file.jpg file.jpg
但我正在寻找类似这样的东西:
for each jpg do
convert -quality 85 $file $file
end
谁能告诉我,我可以使用哪个命令?
我试图提取下载文件夹中的某个文件,给我的说明如下:
在终端中键入以下内容,它将被执行
tar -xvJf tor-browser-linux32-3.6.2_enUS.tar.xz
但是,当我在终端中输入它时,它会产生错误:
tar (child): tor-browser-linux32-3.6.2_enUS.tar.xz: Cannot open: No such file or directory
tar (child): Error is not recoverable: exiting now
tar: Child returned status 2
tar: Error is
当我在Linux终端中编写$ns时,它显示以下消息:
"When configured, ns found the right version of tclsh in /usr/bin/tclsh8.6
but it doesn't seem to be there anymore, so ns will fall back on running the first tclsh in your path. The wrong version of tclsh may break the test suites. Reconfigure and rebuild ns if thi