Ubuntu(Linux) Commands You MUST KNOW!!
Basic Commands Of Ubuntu
| S.No | Command | Command Use |
|---|---|---|
| 1. | ls | List directory contents. |
| 2. | cd | Change directory. |
| 3. | pwd | Print Working Directory. |
| 4. | mkdir | Make Directory. |
| 5. | rm | Delete File (use -r flag to delete folder) |
| 6. | cp/mv | Copy/Move File/Folder |
| 7. | touch | Creates an empty file. |
| 8. | nano/vi | Text editors for creating or editing files. |
| 9. | cat | Concatenate and display files. |
| 10. | sudo | Execute commands with superuser privileges. |
Excluding these commands that you probably know,
The first command
you should absolutely know is:
This command is generally used for searching patterns in files. It's a great tool especially when you have to search a single text in a whole folder... You can use this command:
To search in current directory you may use . in the place of file/folder
Permission Error??
Are you encountering File/Folder Permission Error?
To change the ownership of folder you may use this command in the below format:
Replace user with your actual linux user.
Chown vs Chmod
Users generally confuse in these two commands: Chown and Chmod. If you also have such confusion you've come to right place...
As we know, chown changes the ownership of directory whereas chmod is used to change the permissions (read, write, execute) of files and directories. It stands for "change mode". For example:
Resource Stats(Processor, RAM, etc.)
New to linux?? and don't know how to check stats of your system?? Don't take tension.. We are here!
It will display stats but in a non-standard manner... but we have solution also
A beautiful manner to present stats...
What About Storage!?
Use:
To Display disk space usage and use:
To Display directory space usage.
Can't Read? Use -h flag to display in *human readable syntax*
To Summarize Total Disk Usage Use:
du -sh /path/
Am I Missing Any Important Command!?
Comment down...
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