What's the difference between a file descriptor and file pointer?

What's the difference between a file descriptor and file pointer?

c file-descriptor file-pointer

c

Retrieve filename from file descriptor in C

c linux file file-descriptor

c

How to check if a given file descriptor stored in a variable is still valid?

c linux gcc file-descriptor

c

Why is select used in Linux

c linux file-descriptor select-syscall

c

Seeking a simple description regarding 'file descriptor' after fork()

c unix fork file-descriptor

c

Increasing limit of FD_SETSIZE and select

c linux file-descriptor

c

Check if socket is listening in C

c sockets file-descriptor

c

Duplicate file descriptor with its own file offset

c windows linux unix file-descriptor

c

What are the possible values for file descriptors?

c linux validation file-descriptor

c