# Python code to draw snowflakes fractal. 2 import turtle 3 import random # setup the window with a background color turtle.Screen() 6 wn.bgcolor("cyan") # assign a name to your turtle elsa = 9 elsa.speed(15) wn = 7 turtle. Turtle() 10 # create a list of colours 12 scolor = 11 ["white", "blue", "purple", "grey", "magenta" 13 # create a function to create different size snowflakes 15 def snowflake(size): 14 # move the pen into starting position elsa.penup( elsa.forward(10*size) elsa.left(45) elsa.pendown () elsa.color(random.choice(sfcolor)) # draw branch 8 times to make a snowflake for i in range(8): branch(size) elsa.left(45) 16 17 18 19 20 21 22 23- 24 25 26 27 # create one branch of the snowflake 28 - def branch(size): for i in range(3): for i in range (3): 29 - 30- 31 elsa.forward(10.0*size/3) 32 33 # draw branch 8 times to make a snowflake File "main.py", line 15 def snow £lake (size) :

# Python code to draw snowflakes fractal. 2 import turtle 3 import random # setup the window with a background color turtle.Screen() 6 wn.bgcolor("cyan") # assign a name to your turtle elsa = 9 elsa.speed(15) wn = 7 turtle. Turtle() 10 # create a list of colours 12 scolor = 11 ["white", "blue", "purple", "grey", "magenta" 13 # create a function to create different size snowflakes 15 def snowflake(size): 14 # move the pen into starting position elsa.penup( elsa.forward(10size) elsa.left(45) elsa.pendown () elsa.color(random.choice(sfcolor)) # draw branch 8 times to make a snowflake for i in range(8): branch(size) elsa.left(45) 16 17 18 19 20 21 22 23- 24 25 26 27 # create one branch of the snowflake 28 - def branch(size): for i in range(3): for i in range (3): 29 - 30- 31 elsa.forward(10.0size/3) 32 33 # draw branch 8 times to make a snowflake File "main.py", line 15 def snow £lake (size) :

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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class BinaryImage: def __init__(self): pass def compute_histogram(self, image): """Computes the histogram of the input image takes as input: image: a grey scale image returns a histogram as a list""" hist = [0]*256 return hist def find_otsu_threshold(self, hist): """analyses a histogram it to find the otsu's threshold assuming that the input hstogram is bimodal histogram takes as input hist: a bimodal histogram returns: an optimal threshold value (otsu's threshold)""" threshold = 0 return threshold def binarize(self, image): """Comptues the binary image of the the input image based on histogram analysis and thresholding take as input image: an grey scale image returns: a binary image""" bin_img = image.copy() return…
Double any element's value that is less than controlValue. Ex: If controlValue = 10, then dataPoints = {2, 12, 9, 20} becomes {4, 12, 18, 20}. import java.util.Scanner; public class StudentScores { public static void main (String [] args) { Scanner scnr = new Scanner (System.in); final int NUM_POINTS = 4; int [] dataPoints new int [NUM_POINTS]; int controlValue; int i; controlValue = scnr. nextInt (); for (i = 0; i < dataPoints.length; ++i) { = scnr.nextInt (); dataPoints [i] } /* Your solution goes here * / for (i = 0; i < dataPoints.length; ++i) { System.out.print (dataPoints[i] + %3D " ") ; } System.out.println ();
C#Language: Create a Windows application using Visual Studio. Create a simple word-guessing game using ArrayList and StringBuilder. Create a short description of the game created and explain How it plays. Must show hints for the player what is the word should be guess.
in C# i need to my errors are in the pic Create a Bank class with the following properties: List of bank accounts (List<BankAccount>) Create the following methods in the Bank class: AddAccount(BankAccount account): Method to add a new bank account to the list of accounts RemoveAccount(string accountNumber): Method to remove an existing bank account from the list of accounts SearchAccount(string accountNumber): Method to search for an existing bank account and return the account details my code is using System.Collections.Generic; public class Bank { private List<BankAccount> accounts; public Bank() { accounts = new List<BankAccount>(); } public void AddAccount(BankAccount account) { accounts.Add(account); } public void RemoveAccount(string accountNumber) { BankAccount account = SearchAccount(accountNumber); if (account != null) { accounts.Remove(account); }…
import turtle window = turtle.Screen() t = turtle.Turtle()t.hideturtle()t.speed(0)t.goto(0,0)radius = 100colors = ['brown', 'red', 'magenta', 'blue', 'green', 'orange'] for i in range(20): index = i//6 t.pencolor(colors[index]) t.circle(radius) t.left(10) Try to change either the number of circles or the turning angle value. Discuss the impact of this change on the diagram and explain the reason behind that
Visual C# Language Create a list object that can hold 4 int numbers (name it numberList). Add number 20 to numberList. Insert number 30 at the end of the numberList. Show how many items are in the numberList ( use MessageBox). Remove one item from numberList. Remove all items from NumberList.
this is an android app with android studio . package com.example.myapplication;import androidx.appcompat.app.AppCompatActivity;import android.os.Bundle;import android.widget.ListView;public class PlayerActivity2 extends AppCompatActivity {ListView simpleList;String SerialNo[] = {"1", "2", "3", "4", "5", "6","7","8","9","10"};int flags[] = {R.drawable.image1, R.drawable.image2, R.drawable.image3, R.drawable.image4, R.drawable.image5, R.drawable.image6, R.drawable.image7, R.drawable.image8, R.drawable.image9, R.drawable.image10};String Names[] = {"mmm", "nnn", "aaa.", "bbb", "ccc", "ddd","eee jk"," ijk","Virgil jk","gil jklk"};String Score[] = {"1", "2","3", "5", "4", "3","5","5","5","5"};@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity2);simpleList = (ListView)findViewById(R.id.simpleListView);//ArrayAdapter<String> arrayAdapter = new ArrayAdapter<String>(this, R.layout.activity_listview,…
in C# Create a Bank class with the following properties: List of bank accounts (List<BankAccount>) Create the following methods in the Bank class: AddAccount(BankAccount account): Method to add a new bank account to the list of accounts RemoveAccount(string accountNumber): Method to remove an existing bank account from the list of accounts SearchAccount(string accountNumber): Method to search for an existing bank account and return the account details my code is // This class represents a bank, which has a list of BankAccount objects as one of its properties. public class Bank { // This property holds a list of BankAccount objects belonging to the bank. public List<BankAccount> Accounts { get; set; } // This constructor initializes the list of accounts for the bank. public Bank() { Accounts = new List<BankAccount>(); } // This method adds a new BankAccount object to the bank's list of accounts. public void…
Create a MagicalPotionShop class, this class needs a field called potions. The potions field should be an ArrayList of the type Potion. Create a MagicalPotion class, this class needs two fields one called name, the other called effect. Both of the fields should be Strings.
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User.java User is a class that represents a user in the music player application. Every User contains a library which stores all their Playlists. A User can create Playlists or add Playlists made by other users to their library. Additionally, they can also share Playlists with other Users. Each User has the following attributes: username - Represents the username of the user The name of a user should never be null library Represents the library of the User. A list that contains all the playlists the user has created or added. Every user's library will start with a playlist called "Liked" which stores the songs that the user has liked. This playlist should have a creation Date of 0. Save for the Liked playlist, a user's library should be sorted in order of recency. That is, a more recently created playlist should appear earlier than an older one. currentPlaying Represents the song the user is currently listening to. -If it is null, then the user is not listening to any song. User should…
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