what is the output?   public class testone { public static void main(String[]args) { Database mydata = new Database(); mydata.addRecord(8); mydata.addRecord(3); mydata.addRecord(10); System.out.println(mydata); } } class Database { private final Object Record; private Record public Database () { Record = new Record(0); } public void addRecord (int a) { Record rec = new Record(rec.getValue() + a); } public String toString() { String rec = null; return ""+rec; } } class Record { private int Value; public Record (int val) { Value = val; } public int getValue() { return Value; public String toString() { return "" + Value; } }

the built in python function that gives an objects identity is: memory() id() type()  identity()

python

Explain how to build wrapper methods for data types that aren't objects, so that issues with mixing object-related and non-object values may be mitigated.

Question 51 Which is NOT something a Pyhton object has? dataframe internal data representation set of procedures for interaction with the object type

Background Often, data are stored in a very compact but not human-friendly way. Think of how dishes in a menu can be stored in a restaurant database somewhere in the cloud. One way a dish object can be stored is this: { "name": "Margherita", "calories": 800, "price": 18.90, "is_vegetarian": "yes", "spicy_level": 2 } Obviously, this format is not user-readable, so the restaurant's frontend team produced many lines of code to render and display this content in a way that's more understandable to us, the restaurant users. We have a mini-version of the same task coming up. Given a list of similar complex objects (represented by Python dictionaries), display them in a user-friendly way that we'll define in these instructions. What is a "dish"? In this project, one dish item is a dictionary object that is guaranteed to have the following keys: "name": a string that stores the dish's name. "calories": an integer representing the calorie intake for one serving of the dish. "price": a float to…

What is object pooling?

In order to separate the functionality of the implementation from the data type it handles, the developer creates a class. In this way, functions and classes may handle data of any kind. corrupted file headers A design template may be thought of as a special kind of generic class that

Using Go, return a Movie with the given title and genre. The Views, Likes, and Dislikes should all be left in their zero-vale states. type Movie struct {    Title   string   Genre string   Likes  int   Dislikes  int   Views  int } func NewMovie(title, genre string) *Movie {   return &Movie {   } }

Class field corruption must be prevented.