Overview of the most common basic SHELL commands. I typically use PuTTY, a free telnet and SSH Client for Windows and Unix platforms. It is lightweight and easy to use and doesn’t need installing (can run from a flash disk).
…change directory, method used for moving from one folder to another.
…would take you to foldername2.
…moves up one directory.
…moves you to root.
…prints to console your present working directory – where you currently are.
…list contents of current directory.
…shows long format inc. group owner, size, date modified, permissions.
…shows ALL files inc. hidden files.
…lists contents of sub directories recursively.
…the above options can be used at the same time.
…list items in folder without actually moving to it.
…use the touch command to create files.
…use the rm command to remove a file.
…use the mkdir command to create a new directory/folder.
…use the rmdir command to remove a directory/folder, folder must be empty.
mv folder1/file.html folder2/file.html
…use the mv command to move a file. Can also be used to rename a file.
zip -r foo.zip foo/
…compress the folder ‘foo’ and all of its contents into a zip file called ‘foo.zip’.
zip foo.zip foo.html
…compress the file’foo.html’ into a zip file called ‘foo.zip’.
chmod 755 file.html
…changes the file.html file permissions, same for a folder.
chmod -r 755 myfolder
…changes permissions for that folder and all folders and files inside it recursively.
Here are the chmod octal numeric values
700: only owner can read
755: everyone can read but not write
775: only group can read and write
770: no-one but group can read
666: everyone can read and write
1777: everyone can read,write,execute
chown user:myself file.html
…changes the ownership of file.html to the user called ‘myself’.