Class Notes of CSCI 457 E/M-Commerce Systems (Spring 2024)
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Wednesday, January 24, 2024
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   rwx rwx rwx
   --- --- ---
    S   G   O

r: read
w: write
x: execute
S: Self
G: Group
O: Others (the Web)

shell> chmod 755 test.html

    S   G   O
   --- --- ---
   rwx rwx rwx
   --- --- ---
   111 101 101 (1*2**2 + 0*2**1 + 1*2**0 = 5)
   --- --- ---
    7   5   5