As an alternative method to signing on through the TELNET daemon, the UNIX spawner program allows SAS/CONNECT sessions on UNIX systems without requiring that username ...

This book excerpt is from chapter 1 of The Art of UNIX Programming by Eric S. Raymond, ISBN 0131429019, copyright 2004. All rights reserved. This part of chapter 1 ...

UNIX Systems Programming: Communication, Concurrency, and Threads is the successor to the 1995 Practical UNIX Programming: A Guide to Communication, Concurrency, and Multithreading. This updated ...

I'm looking for insight into how to write some code so that my program can reliably detect if there are other instances of itself running so that I only get one at a time.<BR><BR>Under BeOS this is ...

Ever wondered why programming in Bash is so difficult? Bash employs the same constructs as traditional programming languages; however, under the hood, the logic is rather different. The Bourne-Again ...

The following excerpt is from chapter 3, User-Level Memory Management, of Arnold Robbins’ book Linux Programming by Example: The Fundamentals, Prentice Hall PTR; (April 12, 2004), used with permission ...

In a program I am writing (unix/linux system), I would like to perform some commands such as "cd", "find", etc.. How can I do this? Is this something I would use exec for? Or is there an easier way to ...

What superpowers? eBPF gives you the power to run programs in the Linux kernel without changing the kernel source code or adding additional modules. In effect, it acts as a lightweight (VM) inside the ...