August 2011
Intermediate to advanced
552 pages
23h 48m
English
Content preview from Advanced Mac OS X Programming: The Big Nerd Ranch GuideBecome 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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Links
A “link” is a way reference a file from more than one place. You may have software that makes assumptions about where a file lives in the filesystem, but it might be more convenient for that file to actually live elsewhere, perhaps on another file system. You may also have a large file, say a video tutorial, appear in each user’s home directory on a multi-user machine, but you do not want the disk space consumed for multiple copies.
Unix has two kinds of links: hard links and symbolic links. OS X also brings aliases to the table.
Hard links
As mentioned earlier in the brief overview of the file system, hard links are entries in multiple directories that all refer to the same inode. The file appears in multiple places at once. Use the ...
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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.