Java


Datatypes
Categories:
    1. object-oriented
            1. r defined by classes.
    2. non-object-oriented (primitive)
            1. Integers
                    1. byte
                    2. short
                    3. int
                    4. long
            2. floating-point
                    1. float
                    2. double
            3. characters
                    1. char
            4. boolean
                    1. boolean

           


I/O
* two types of I/O streams: byte and character.
* Byte Stream Classes :
        1. InputStream
        2. OutputStream
* Character Stream Classes:
        1. Reader
        2. Writer


Books:
[https://www.amazon.com/Java-Beginners-Guide-Herbert-Schildt/dp/0071809252] Java A Beginner's Guide (Sixth Edition) Herbert Schildt


Reference:
[https://www.javatpoint.com/java-string-to-date]