Join Kevin Skoglund for an in-depth discussion in this video Naming files, part of Unix for Mac OS X Users.
In this movie, we are going to be working with files and directories in Unix. …Before we see how to create files in Unix, I want to just first talk about the …way we name files, to make sure that we follow the standard Unix rules and …conventions, and that's because they are a little bit different than what you are …used to in working with Mac OS X's Finder. …The first rule is that there is a maximum for 255 characters. …That's the same as you are used and 255 should be more than enough. …The second rule is that you want to avoid most symbols. …I have listed off the main ones there, but you really want to stay away from …almost all symbols and the reason why is that in Unix a lot of these from the …command line have special meaning. …In Unix, as it's trying to parse the line and figure out what you mean, may …confuse the symbol on a file name for being a command or an operator that it normally uses. …Now in some of these cases, Unix will allow you to use the symbol but then …whenever you want to reference that file name and do something with it, you will …
- Moving around the file system
- Creating and reading files
- Copying, moving, renaming, and deleting files and directories
- Creating hard links and symbolic links
- Understanding user identity, file ownership, and sudo
- Setting file permissions with alpha and octal notation
- Changing the PATH variable
- Using the command history
- Directing input and output
- Configuring the Unix working environment
- Searching and replacing using grep and regular expressions
- Manipulating text with tr, sed, and cut
- Integrating with the Finder, Spotlight, and AppleScript
Skill Level Beginner
1. Introduction to Unix
2. Filesystem Basics
3. Working with Files and Directories
4. Ownership and Permissions
5. Commands and Programs
6. Directing Input and Output
7. Configuring Your Working Environment
8. Unix Power Tools
9. Useful Mac-Only Commands and Techniques
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