Common Commands
Help Commands
 | 
Description | 
| compgen -c | Show all commands | 
| compgen -a | Show all alias commands | 
| compgen -A function | Show available functions | 
| man <command> | 
Show manual page of a command (more info than --help) | 
| <command> --help | 
Show help page of a command (less info than man command) | 
| <command> --version | 
Show version of a command | 
| Modify Files & Folders | 
Description | 
| ls -lah | 
List files/folders in current directory (+infos) | 
| mkdir newdir | 
Create a new folder | 
| cd somefolder | 
Change/switch to another directory | 
| cp file.txt file-copy.txt | 
Copy a file | 
| mv file.txt file-renamed.txt | 
Rename a file | 
| mv file.txt /tmp | 
Move file to another folder | 
| rm file.txt | 
Remove a file | 
| rm -rf folder | 
Remove entire folder (recursive) | 
| ln -s original target | 
Create a symlink | 
| pwd | 
Show path of current folder | 
| Search & String Commands | 
Description | 
| find . -name file.txt | 
Search for a file (recursive) | 
| grep -rin "search string" | 
Search for a string in current folder (recursive) | 
| grep -rin "search string" | cut -c 1-100 | 
Search for a string in current folder + limit output of string | 
| sed -Ei 's/someString/newString/g' file.txt | 
Replace "someString" with "newString" in a file | 
| head file.txt | 
Show first 10 lines of file | 
| tail file.txt | 
Show last 10 lines of file | 
| cat file.txt | 
Show full content of file | 
| OS Helper Commands | 
Description | 
| du -csh . | 
Show size of current folder | 
| df -h | 
Show partitions / drives | 
| lsb_release -a | 
Show OS Version / Informations | 
| Other helpful Commands | 
Description | 
| which <command> | 
Show path location of a command | 
| history | tail | 
Show last 10 lines of your history (commands) | 
| bash myCustomScript.sh | 
Execute a custom shell script | 
| wget https://www.somewhere495848.com/test.txt | 
Download a file | 
| curl -LI https://www.google.com | 
Show Header Informations of URL |