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 is a book about Unix programming, but in it we’re going to toss around the words “culture,” “art,” and “philosophy” a lot. If you are not a programmer, or you are a programmer who has had little ...

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 ...

Although this book is the second edition of this title, the former edition was published quite a while ago, 20 years to be exact. Quite a bit in UNIX programming has changed since then. The book ...

Mac OS X 10.5 includes a number of changes to its Unix core, perhaps more than in any prior OS X release. Many of the changes are routine—updated versions of key Unix programs such as the bash shell ...

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 ...

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 ...

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 ...