Have you ever wanted to read a file one line at a time in a shell script and found the task to be a lot more trouble than you ever imagined? If you use a “for line ...

I'm assigned to write a threaded chat program as our final assignment in unix systems programming, yay!<BR><BR>I have everything written but after two or three people join up i'm getting an error: bad ...

The reason some of those functions work with numbers and some with names is because stdout, stdin, and stderr are macros for the FILE* type that printf() and friends take. dup2 expects a straight ...

Last week’s column looked at how we can read from and write to files by associated the files with user-defined file descriptors. This week, we take this idea a bit further. Closing File Descriptors In ...