July 2010
Intermediate to advanced
588 pages
13h 25m
English
Content preview from Tcl 8.5 Network ProgrammingBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Packages in Tcl
Tcl offers a mechanism to look for and create packages—reusable pieces of code, either bundled with Tcl, created as additional projects or code you write and want to use in multiple applications. Packages are meant to provide an easy to use mechanism for using additional libraries—either your library or third-party libraries. Packages are identified using a package name and version.
Package name can be any string, but a good practice is to name the package using lowercase only and using the same name as the namespace used. For example, functionality to work with base64 encoded data is called base64 and all commands are in the base64 namespace.
Versions are one or more numbers separated by dots, where the first leftmost one indicates ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.