The snippet library.
Small, practical examples. Search by task or narrow things down below.
Create an empty practice file
Linux Commands: Create an empty practice file using GNU/Linux commands in an empty practice directory.
Linux Commands✓ Tested
Create private files with a restrictive umask
Linux Commands: Apply umask in a subshell so the surrounding shell is unaffected.
Linux Commands✓ Tested
Encode and decode a file with Base64
Linux Commands: Use GNU base64 for text transport of bytes and --decode for the reverse operation.
Linux Commands✓ Tested
Enter and leave a practice directory
Linux Commands: Enter and leave a practice directory using GNU/Linux commands in an empty practice directory.
Linux Commands✓ Tested
Exclude a directory from a recursive search
Linux Commands: Use prune to avoid descending into generated dependencies.
Linux Commands✓ Tested
Exclude generated files from an archive
Linux Commands: Place exclude options before the input paths to control archive membership.
Linux Commands✓ Tested
Exclude matching lines
Linux Commands: Use grep -v to retain lines that do not start with a comment marker.
Linux Commands✓ Tested
Extract a compressed tar archive
Extract a trusted gzip-compressed tar archive into a dedicated destination directory.
tar✓ Tested
Extract a delimited text column
Linux Commands: Use cut for simple unquoted delimiter-separated text.
Linux Commands✓ Tested
Extract a field from simple delimited text
Linux Commands: Extract a field from simple delimited text using GNU/Linux commands in an empty practice directory.
Linux Commands✓ Tested
Extract a filename from a path
Linux Commands: Use basename with an explicit suffix when removing a known extension.
Linux Commands✓ Tested
Extract a parent directory from a path
Linux Commands: Use dirname without needing the path to exist.
Linux Commands✓ Tested