File Permissions

[Fotos Georgiadis]

Navigator wrote:
> 
> Hello! (twra, κατά διαβολική σύμπτωση, grafw kai ellhnika sto vi!)
> H erwthsh moy ayth th fora afora ta file permissions. Egw xrhsimopoiw
> th morfh 'a+rwx' gia na alla3w ta perms enos arxeioy se a+rwx. Pws
> mporw na brw poio einai to antistoixo (oktadiko?) noumero?

Exoume kai leme:
To r (read) einai to 4
To w (write) einai to 2
kai to x (execute) einai to 1. 
Episis me 0 den dineis katholou permissions. 

Auta douleuoun athroistika. Diladi to 6 einai ousiastika rw-
Twra oson afora tin triada exeis oti o prwtos arithmos einai gia ton
user,
o deuteros gia to group kai o tritos gia tous ipoloipous (others).

Diladi o arithmos 755 metafrazete se -rwxr-xr-x.

Sigkekrimena gia to a-rwx 8a ekanes (opws swsta anaferthike) :

chmod 777 file

As elpisoume oti boithisa kai den se mperde3a ka8olou.

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| Fotos Georgiadis                                       U.E Candidate |
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