Aside: RTFM ---Read the man Pages
Many times in the "when referring to a particular" system call or the library call, we'll
Tell me to read the mannual pages, or man pages for short. Man pages is the original form
of documantation that exist on UNIX systems; Realize that they is created before the thing
Called the web existed. Spending some time reading man pages are a key step in the growth of
A systems programmers; There is tons of useful tidbits hidden in those pages. Some particularly
Useful pages to read is the man pages for whichever shell is using and certainly for any
System calls your program makes (in order to see what return values and error conditions exist).
Finnay, reading the man pages can save your some embarrassment when you ask colleagues
About some intricacy of the fork (), they may simply reply: "RTFM". This is your colleagues ' the
Gently urging you-Read the man Pages. The F in RTFM just adds a little color to the phrase ...
Operating system:three Easy Pieces---API (Note)