Bash is a Unix shell, which is a command-line interface for interacting with an operating system. It is the default shell on most Linux distributions. In this guide, we will cover the top 15 Linux bash commands along with examples to help you understand how to use them effectively.
Contents
Top 15 Linux bash commands with examples:
pwd(print working directory): Displays the current directory you are in.- Example:
pwdwill output/home/user/documents.
- Example:
ls(list directory contents): Lists the files and directories in the current directory.- Example:
lswill outputfile1.txt file2.txt folder1 folder2.
- Example:
cd(change directory): Changes the current directory to the specified directory.- Example:
cd /home/user/downloadswill change the current directory to/home/user/downloads.
- Example:
mkdir(make directory): Creates a new directory.- Example:
mkdir newfolderwill create a new folder namednewfolder.
- Example:
rmdir(remove directory): Deletes an empty directory.- Example:
rmdir oldfolderwill delete the folder namedoldfolder.
- Example:
touch(create a file): Creates an empty file.- Example:
touch newfile.txtwill create a new file namednewfile.txt.
- Example:
rm(remove file): Deletes a file.- Example:
rm oldfile.txtwill delete the file namedoldfile.txt.
- Example:
cp(copy files and directories): Copies a file or directory to a specified location.- Example:
cp file1.txt /home/user/downloadswill copyfile1.txtto the/home/user/downloadsdirectory.
- Example:
mv(move or rename files): Moves a file to a different location or renames a file.- Example:
mv file1.txt file2.txtwill renamefile1.txttofile2.txt.
- Example:
cat(concatenate files and display them on the standard output): Shows the contents of a file.- Example:
cat file.txtwill display the contents offile.txt.
- Example:
head(display the first few lines of a file): Shows the first 10 lines of a file.- Example:
head file.txtwill display the first 10 lines offile.txt.
- Example:
tail(display the last few lines of a file): Shows the last 10 lines of a file.- Example:
tail file.txtwill display the last 10 lines offile.txt.
- Example:
sort(sort lines of text files): Sorts the lines of a file.- Example:
sort file.txtwill sort the lines offile.txt.
- Example:
uniq(display the unique lines in a sorted file): Shows the unique lines of a sorted file.- Example:
sort file.txt | uniqwill sort and show the unique lines offile.txt.
- Example:
grep(search for a pattern in a file): Searches for a specified pattern in a file.- Example:
grep pattern file.txtwill search forpatterninfile.txt.
- Example:
Conclusion
In conclusion, the top 15 Linux bash commands are a powerful tool for managing your operating system through the command-line interface. These commands provide you with the ability to navigate directories, create and delete files and directories, copy and move files, and manipulate the contents of files. Whether you’re a beginner or an experienced Linux user, these commands are essential to have in your toolkit. We hope this guide has been helpful in introducing you to these commands and providing examples to help you understand their usage.
If you are interested in exploring further, there are many resources available online to help you deepen your knowledge of Linux and bash commands. Happy exploring!
See Also
- Install Ubuntu 22.04 Server Edition on Raspberry Pi
- Easily Unzip Files in Linux
- Set permanent DNS nameservers on Ubuntu/Debian with resolv.conf
- How to install Debian Linux – Complete Guide
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