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QUICK INTRO TO LINUX COMMANDS
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BASIC bash COMMANDS

__ Directory listing: ls {add "-l" for long listing}

__ Changing directories: cd {optional path; cd by itself brings you home}

__ Displaying the present working directory: pwd

__ Copy a file: cp {source} {destination}

__ Delete a file: rm {filename}

__ Rename a file: mv {source} {destination}

__ Create a subdirectory: mkdir {directory name}

__ Remove a subdirectory: rmdir {directory name}  (subdir must be empty)


ADDITIONAL bash COMMANDS

__ Display current date and time: date

__ Display a calendar: cal {optional year argument, e.g., 1966}

__ Clear the screen: Ctrl+l

__ Quick display of a file: less {filename}  {type 'q' to quit}

__ Discovering relevant commands: apropos {search string}

__ Online documentation: man {topic; type 'q' to quit}

__ Previous/Next commands: up/down arrow or Ctrl+p/Ctrl+n

__ View command line history: history


G++ (C++ compiler)

__ Compile and link: g++ {filename.cpp}

__ Turn on all warnings during build: -Wall

__ To run the executable: ./a.out