untar tar.xz in linux code example
Example 1: extract tar.xz ubuntu
tar -xf file.tar.xz
Example 2: extract a tar.xz file linux
tar -xf filename.tar.xz
Example 3: unzip .tar.xz
compress : tar cfJ fichier.tar.xz mondossier
decompress : tar -xJf fichier.tar.xz