10.03.26.md (333B)
1 # 10/03/26 2 3 - use `FileReader` and `FileWriter` to open files 4 - use `.read()` and `.write()` to read and write files 5 - use `BufferedReader` and `PrintWriter` for buffered reads and writes (more important for reads) 6 - `DataInputStream` can be used to read non byte data, eg ints and floats 7 - `Scanner` can be used on any input stream