2
votes
2answers
324 views

find command for the newest 500 files in a directory tree and also be POSIX compliant

I am looking for a single line shell script or unix command to find the newest 500 files in a directory. Major constraints are it should be POSIX complaint and the directory can have tons of files.
4
votes
3answers
282 views

Why is there a type for process ids (pid_t), but not for file descriptors (fd)?

I see that pid_t is typedef'd in unistd.h, and file descriptors are defined to be int in fcntl.h. But since they are used in similar ways, wouldn't it make sense to have a typedef for file ...
1
vote
2answers
902 views

Should I end my text/script files with a newline? [duplicate]

Possible Duplicate: What's the point in adding a new line to the end of a file? What is considered better behaviour: to leave the last letter of the last line to be the last byte of a ...