Here are some commonly needed Linux commands and their meanings. Note that the word "directory" is used for what's usually referred to in Mac and Windows as a "folder".

command meaning comment

pwd print the name of the current directory

cd directory change to the given directory

cd change to home directory when you give no directory name to cd, Linux assumes you wish to change to your home directory

ls list the files and directories in the current directory

ls directory list the files and directories in the given directory

mkdir directory create the given directory

javac ClassName.java compile the given class

java ClassName run main in the given class

hwsubmit cs102 directory submit all files in the given directory

command	meaning	comment
pwd	print the name of the current directory
cd directory	change to the given directory
cd	change to home directory	when you give no directory name to `cd`, Linux assumes you wish to change to your home directory
ls	list the files and directories in the current directory
ls directory	list the files and directories in the given directory
mkdir directory	create the given directory
javac ClassName.java	compile the given class
java ClassName	run `main` in the given class
hwsubmit cs102 directory	submit all files in the given directory

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