Btrfs, also known as Butter FS, Better FS, or B-tree FS, is a modern file system that Oracle began designing and developing in 2007, and it was merged into the Linux 2.6.29 kernel in 2009. Btrfs is li
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VI filename: open or create a file and place the cursor at the beginning of the first lineVi + N filename: open the file and place the cursor at the beginning of line NVi + filename: open the file and place the cursor at the beginning of the last