When you don't know how to use a command, you can look it up in the built-in help system or manual pages. This video shows how to do that.
- [Instructor] If you see a veteran Linux user typing away…at the command line, or you see a snippet…of Bash commands in a tutorial online,…it can seem like memorizing the ins…and outs of commands and options is the only way…to be productive and understand what's going on.…But everybody starts somewhere,…and even experienced commandline users…don't memorize everything.…Albert Einstein is credited with saying…that he didn't carry certain technical information…in his mind because it was readily available in books,…and as with so much information in the programming…and technical world, it's just not practical to…try to memorize all of the syntax…and options of commandline tools.…
Of course, it's important to remember the basics,…but while you're getting started,…you only need to remember a few commands.…The first one is man, which stands for the manual pages.…You can think of the man pages as a technical reference book…for your Linux distribution.…If you know the name of a command,…you can find out a wealth of information about what it does,…
- Recognize what the characters “-h” represent in the statement “df –h/home/alice/Documents”.
- Explain how to recall a previous command in Bash.
- Identify what the command “ls -l” will show.
- Recall what is needed to use the find command to look for files by name, size, and so on.
- List the two modes file permissions can be set to.
- Recall why many command line tools are intended to be used in pipes with other commands.
- Explain what the command “grep -E "" report.txt” will show.
- Identify what the “>” symbol is often used for.
Skill Level Beginner
Learning SQL Server Development on Linuxwith Joey D'Antoni1h 54m Intermediate
What you should know1m 51s
1. Setting Up Your Environment
2. Command-Line Basics
3. Files, Folders, and Permissions
4. Common Command-Line Tasks and Tools
5. A Peek at Some More Advanced Topics
Next steps1m 28s
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