This is a journal the development process for this project. It is not intended to an extensive log of work, but rather a record of interesting challenges and errors and how they were resolved.
Piping is a way to connect the output of one program to the input of another program without any temporary file.
Commands
ls -l
lists the files in the current directory in long format.wc -l
counts the number of lines in the input.
Piping connects the output of ls -l
to the input of wc -l
.
ls -l | wc -l
To save the output of a command to a file (overwriting any existing content), use the >
operator.
ls -l > file.txt
To append the output of a command to a file, use the >>
operator.
ls -l >> file.txt