Xing's Blog

gzip - Compress/uncompress files with gzip compression. Compression reduces disk usage and transfer time. gzip is commonly used. the file created by gzip has ‘.gz’ extension.

tar - Archiving utility. Often combined with a compression method, such as gzip or bzip.

chgrp change group ownership for files and directories

chown - change file owner and group

chmod - change file mode bits.

Commands to create, delete, and modify users.

Explore -exec action for find command.

find - Find files or directories under the given directory tree, recursively.

locate - find files by name

whereis - locate the binary, source, and manual page files for a command

which - Locate a program in the user’s path.

tail - output the last part of files.

head - output the first part of files

less - to browse a file one page at a time

nl - number lines of files.