Files
- Rust - write to file
- Rust - read content of a file as a string
- Rust - read file line-by-line
- Rust - read file line-by-line with row number (enumerate)
- Rust - counter
- Rust list content of directory
- Rust list directory content recursively (tree)
- Makedir
- Makedirs
- Get the temporary directory
- Create temporary directory
- Current working directory
- Change directory
- Append to file
- Show size of file
- du - disk usage
- Exercise count digits in file
- Exercise - wc (word count)
- Exercise - simple grep
- Exercise - du (disk usage)
- Solution: count digits in file