Understanding UNIX permissions and chmod
... This is a topic that has been beaten to death both in books and on-line. For some reason, it seems that it is one of the most common misunderstandings that people have to face when learning how to write and/or configure their first cgi programs. This tutorial aims to clarify the concepts involved. Note that we will be referring to UNIX in a generic sense in this article. Most of what we are going to discuss here applies to all UNIX flavours. (such as Linux, SVR4, BSD etc.) It is also a good idea to type man chmod to check for the specific details on your system, too. ... [full article
"awesomely written, unix most confusing area cleared so simply, if you are also like me who always had more questions than answers for unix files and its permissions etc., please go ahead and read you will bless author!" - cool b
Thank you cool b for bookmarking this article!