Wget is a software package for retrieving files using HTTP, HTTPS, FTP and FTPS To download online files:

$ wget <the website>

To permit execution of files:

$ chmod +x <filename>

Files Related

# To create a file:
$ touch <filename>
# Add lines to a file:
$ echo “some text” > <folder/file>
# show content of a file:
$ cat <file>

search for package

$ apt-cache search <keyword>

to open the directory in GUI

$ nautilus <directory>