Bash Command Reference

Commands of the practice terminal: files, text tools, pipes and redirection. Examples run in the simulated terminal.

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Command	Group	Description
pwd	Navigation	Prints the current folder.
ls	Navigation	Lists files and folders.
ls -l	Navigation	Lists with details: type and size.
cd	Navigation	Changes folder.
cd ..	Navigation	Goes up one folder.
mkdir	Files	Creates a folder.
touch	Files	Creates an empty file.
cp	Files	Copies a file.
cp -r	Files	Copies a folder and its contents.
mv	Files	Moves or renames.
rm	Files	Deletes a file (no recycle bin).
rm -r	Files	Deletes a folder and its contents.
cat	Reading	Prints a file.
echo	Reading	Prints text.
head	Reading	Prints the first lines.
tail	Reading	Prints the last lines.
wc	Reading	Counts lines, words or characters.
grep	Searching	Prints lines that match a pattern.
grep -i	Searching	Ignores letter case.
grep -c	Searching	Counts matching lines.
grep -v	Searching	Prints lines that do not match.
find	Searching	Searches for files.
sort	Text	Sorts lines.
uniq	Text	Removes repeated neighbouring lines.
\| (pipe)	Pipes	Sends one command's output into the next.
>	Redirection	Writes output to a file, replacing it.
>>	Redirection	Appends output to a file.
clear	Other	Clears the screen.
help	Other	Lists the commands of the practice terminal.