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Unix Concepts
File Management
File Management Conclusion
Unix Customization
Creating Aliases Unix
list current Aliases
Displaying Previous Commands
Repeating Previous Commands
Modifying Previous Command
Changing System Prompt
Storing shell Settings
Sample cshrc File
Customize-environment
Grep Regular Expression
Define Regex
Using Quotes with Regex
Matching Pattern Occurrences
Matching Pattern Position
Turnoff Character Meaning
Regex Conclusion
Pattern Matching - Quiz
editing with vi
vi Review
Text in vi
Creating Text
Creating Command Shortcuts
Configure Editing Environment
Storing Custom Settings
Esditing Multiple Files
Pasting Text Files
vi Editing Conclusion
Managing Disk Space
Setting up and using Unix History Feature
1) This command starts the command history feature. In this case, the 50 most recent commands will be remembered.
2) A few random commands are entered, which are now being tracked by the history feature
3) History command displays previous commands in a numbered list. In this case, there are five, including the history command itself.
4) A few additional commands are entered
5) With a numeric argument, the history command displays a subset of the list. In this case, the last three commands are listed. Similarly, history 10 would list the last 10 commands.
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