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comment this code:
import sys
from PyQt5.QtCore import *
from PyQt5.QtWidgets import *
from PyQt5.QtWebEngineWidgets import *
class MainWindow(QMainWindow):
def __init__(self):
super(MainWindow, self).__init__()
self.browser = QWebEngineView()
self.browser.setUrl(QUrl('http://google.com'))
self.setCentralWidget(self.browser)
self.showMaximized()
# navbar
navbar = QToolBar()
self.addToolBar(navbar)
back_btn = QAction('Back', self)
back_btn.triggered.connect(self.browser.back)
navbar.addAction(back_btn)
forward_btn = QAction('Forward', self)
forward_btn.triggered.connect(self.browser.forward)
navbar.addAction(forward_btn)
reload_btn = QAction('Reload', self)
reload_btn.triggered.connect(self.browser.reload)
navbar.addAction(reload_btn)
home_btn = QAction('Home', self)
home_btn.triggered.connect(self.navigate_home)
navbar.addAction(home_btn)
self.url_bar = QLineEdit()
self.url_bar.returnPressed.connect(self.navigate_to_url)
navbar.addWidget(self.url_bar)
self.browser.urlChanged.connect(self.update_url)
def navigate_home(self):
self.browser.setUrl(QUrl('http://
def navigate_to_url(self):
url = self.url_bar.text()
self.browser.setUrl(QUrl(url))
def update_url(self, q):
self.url_bar.setText(q.toString())
app = QApplication(sys.argv)
QApplication.setApplicationName('My Cool Browser')
window = MainWindow()
app.exec_()
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- Comment what these codes do import sys# importing QtCore to use Qurlfrom PyQt5.QtCore import *# importing Widgetsfrom PyQt5.QtWidgets import *from PyQt5.QtWebEngineWidgets import *class MainWindow(QMainWindow):def __init__(self): super(MainWindow, self).__init__() self.browser = QWebEngineView() self.browser.setUrl(QUrl('http://google.com')) self.setCentralWidget(self.browser)self.showMaximized()navbar = QToolBar()self.addToolBar(navbar)back_btn = QAction('Back', self) back_btn.triggered.connect(self.browser.back)navbar.addAction(back_btn) forward_btn = QAction('forward', self)forward_btn.triggered.connect(self.browser.forward)navbar.addAction(forward_btn)reload_btn = QAction('Reload', self)reload_btn.triggered.connect(self.browser.reload)navbar.addAction(reload_btn)home_btn = QAction('Home', self)home_btn.triggered.connect(self.navigate_home)navbar.addAction(home_btn)self.url_bar =…Comment this codei import sysfrom PyQt5.QtCore import *from PyQt5.QtWidgets import *from PyQt5.QtWebEngineWidgets import *class MainWindow(QMainWindow):def __init__(self):super(MainWindow, self).__init__()self.browser = QWebEngineView()self.browser.setUrl(QUrl('http://google.com'))self.setCentralWidget(self.browser)self.showMaximized()# navbarnavbar = QToolBar()self.addToolBar(navbar)back_btn = QAction('Back', self)back_btn.triggered.connect(self.browser.back)navbar.addAction(back_btn)forward_btn = QAction('Forward', self)forward_btn.triggered.connect(self.browser.forward)navbar.addAction(forward_btn)reload_btn = QAction('Reload', self)reload_btn.triggered.connect(self.browser.reload)navbar.addAction(reload_btn)home_btn = QAction('Home', self)home_btn.triggered.connect(self.navigate_home)navbar.addAction(home_btn)self.url_bar = QLineEdit()self.url_bar.returnPressed.connect(self.navigate_to_url)navbar.addWidget(self.url_bar)self.browser.urlChanged.connect(self.update_url)def…Comment these code importer sysfra PyQt5.QtCore import *fra import av PyQt5.QtWidgets *fra import av PyQt5.QtWebEngineWidgets *klasse MainWindow (QMainWindow):def __init __ (selv):super (MainWindow, selv) .__ init __ ()self.browser = QWebEngineView ()self.browser.setUrl (QUrl ('http://google.com'))self.setCentralWidget (self.browser)self.showMaximized ()navbar = QToolBar ()self.addToolBar (navbar)back_btn = QAction ('Tilbake', selv)back_btn.triggered.connect (self.browser.back)navbar.addAction (back_btn)forward_btn = QAction ('Fremover', selv)forward_btn.triggered.connect (self.browser.forward)navbar.addAction (forward_btn)reload_btn = QAction ('Reload', selv)reload_btn.triggered.connect (self.browser.reload)navbar.addAction (reload_btn)home_btn = QAction ('Hjem', selv)home_btn.triggered.connect (self.navigate_home)navbar.addAction (home_btn)self.url_bar = QLineEdit ()self.url_bar.returnPressed.connect (self.navigate_to_url)navbar.addWidget (self.url_bar)self.browser.urlChanged.connect…
- comment why the code doesfrom PyQt5.QtCore import *from PyQt5.QtWidgets import *from PyQt5.QtWebEngineWidgets import *class MainWindow(QMainWindow):def __init__(self):super(MainWindow, self).__init__()self.browser = QWebEngineView()self.browser.setUrl(QUrl('http://google.com'))self.setCentralWidget(self.browser)self.showMaximized()navbar = QToolBar()self.addToolBar(navbar)back_btn = QAction('Back', self)back_btn.triggered.connect(self.browser.back)navbar.addAction(back_btn)forward_btn = QAction('Forward', self)forward_btn.triggered.connect(self.browser.forward)navbar.addAction(forward_btn)reload_btn = QAction('Reload', self)reload_btn.triggered.connect(self.browser.reload)navbar.addAction(reload_btn)home_btn = QAction('Home', self)home_btn.triggered.connect(self.navigate_home)navbar.addAction(home_btn)self.url_bar = QLineEdit()self.url_bar.returnPressed.connect(self.navigate_to_url)navbar.addWidget(self.url_bar)self.browser.urlChanged.connect(self.update_url)def…Need it asap please !!! Will rate your answer!!! Run the following Java code and explain what it does. Give the resulting image from the code using inputs 3,960 1,234 222,222 13,780 interface ArrayStackADT{public void pop();public void push(Object a);public void display();public boolean isEmptyStack();public boolean isFullStack(); } class ArrayStackDataStrucClass<T> implements ArrayStackADT{// An object of type T is declaredfinal static int n=100;T stack[];int top=-1; // Default constructorArrayStackDataStrucClass() {this.stack = (T[]) new Integer[100];}//Overloaded ConstructorArrayStackDataStrucClass(T obj[]) {this.stack = obj;} @Overridepublic void push(Object obj){T t1= (T) obj;try{if(!isFullStack()){stack[++top]=t1;}}catch(Exception e){System.out.println("e");}} @Overridepublic void pop(){T popper = null;if(top<0){System.out.println("Stack underflow");return;}else{popper=stack[top];top--;//System.out.println("Popped element:" +popper);} } @Overridepublic void…How to fix this code to work... from tkinter import *from tkinter import ttkfrom tkinter import messagebox class Student: def __init__(self, id, fn, ln, dob, m='undefined'): self.id = id self.firstName = fn self.lastName = ln self.dateOfBirth = dob self.major = m list_of_student = []window = Tk()window.geometry("800x750")window.title("Simple Student Management System")list_of_students = []id = 1001 def add_student(): global list_of_students global id if FirstnameEntry.get() =='': messagebox.showerror('erorr', "First name is required") return if LastnameEntry.get() =='': messagebox.showerror('erorr', "Last name is required") return if DateofbirthEntry.get() =='': messagebox.showerror('erorr', "Date of Birth is required") return if MajorEntry.get() =='': instance = Student(id, FirstnameEntry.get(), LastnameEntry.get(), DateofbirthEntry.get()) else: instance = Student(id, FirstnameEntry.get(), LastnameEntry.get(),…
- Write the application JFrameDisableButton that instantiates a JFrame that contains a JButton. Modify the JFrameDisableButton program so that the JButton is not disabled until the user has clicked at least eight times. At that point, display a JLabel that indicates “That’s enough!”. import java.awt.*; import javax.swing.*; import java.awt.event.*; public class JFrameDisableButton extends JFrame implements ActionListener { final int SIZE = 180; Container con = getContentPane(); JButton button = new JButton("Press Me"); int count = 0; final int MAX = 8; JLabel label = new JLabel("That's enough!"); public JFrameDisableButton() { // Write your code here } @Override public void actionPerformed(ActionEvent e) { // Write your code here } public static void main(String[] args) { JFrameDisableButton frame = new JFrameDisableButton(); } }I need help moding this Java code to follow the picture. import java.awt.event.*; import javax.swing.*; class Main { public static void main(String args[]) { JFrame myframe= new JFrame("Hello App"); JLabel lblMessage=new JLabel(); lblMessage.setBounds(100,50, 250,12); myframe.add(lblMessage); JTextField txtBox1; txtBox1=new JTextField("Enter your first name"); txtBox1.setBounds(100,88, 150,30); myframe.add(txtBox1); JButton btnSubmit=new JButton("Submit"); btnSubmit.setBounds(100,170, 88,30); myframe.add(btnSubmit); btnSubmit.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e){ String msg="Hello "+txtBox1.getText(); lblMessage.setText(msg); } }); JButton btnReset=new JButton("Reset"); btnReset.setBounds(244,170, 88,30); myframe.add(btnReset); btnReset.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e){ lblMessage.setText(""); txtBox1.setText("Enter your first name"); } });…This is a sample data in my JSON file: {"firstName": "Juan","middleName": "Dela","lastName": "Cruz","username": "Juan111","password": "1234"} Please make a JAVA GUI code that will display all the array lists (please make an iterator) in my JSON file. Please make it similar to the image. For each user, please add an "accept" and "reject" option. This will allow the server to decide whether or not to accept the client to the application. You do not have to code the acceptance of the client, just add the buttons, I will be the one to continue the code.
- Using comments within the code itself, can you provide an line by line explanation of the below JavaScript file? The file itself deals with WebGl if that helps you. Please and thank you JavaScript file: "use strict"; var canvas; var gl; var positions = []; var colors = []; var numTimesToSubdivide = 3; window.onload = function init() { canvas = document.getElementById("gl-canvas"); gl = canvas.getContext('webgl2'); if (!gl) alert("WebGL 2.0 isn't available"); // // Initialize our data for the Sierpinski Gasket // // First, initialize the vertices of our 3D gasket // Four vertices on unit circle // Intial tetrahedron with equal length sides var vertices = [ vec3(0.0000, 0.0000, -1.0000), vec3(0.0000, 0.9428, 0.3333), vec3(-0.8165, -0.4714, 0.3333), vec3(0.8165, -0.4714, 0.3333) ]; divideTetra(vertices[0], vertices[1], vertices[2], vertices[3], numTimesToSubdivide); // // Configure WebGL // gl.viewport(0, 0, canvas.width, canvas.height); gl.clearColor(1.0, 1.0, 1.0,…JAVA PROGRAM ASAP There is still an extra space in the program after further modification down below as shown in the screesshot. Please modify this program even more please ASAP BECAUSE the program down below does not pass all the test cases when I upload it to hypergrade. The program must pass the test case when uploaded to Hypergrade. import java.util.HashMap;import java.io.BufferedReader;import java.io.FileReader;import java.io.IOException;import java.util.Scanner;public class MorseEncoder { private static final HashMap<Character, String> codeMappings = new HashMap<>(); public static void main(String[] args) { initializeMappings(); Scanner textScanner = new Scanner(System.in); System.out.println("Please enter a string to convert to Morse code:"); String textForEncoding = textScanner.nextLine().toUpperCase(); if ("ENTER".equals(textForEncoding)) { System.out.println(); return; } String…Please describe what happens when the following java codeis executed . public class Main{ public static void main(String[] args) { new MyFrame(); } } import javax.swing.*; public class MyFrame extends JFrame{ MyPanel panel; MyFrame(){ panel = new MyPanel(); this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); this.add(panel); this.pack(); this.setLocationRelativeTo(null); this.setVisible(true); } } import java.awt.*; import javax.swing.*; public class MyPanel extends JPanel{ //Image image; MyPanel(){ //image = new ImageIcon("sky.png").getImage(); this.setPreferredSize(new Dimension(500,500)); } public void paint(Graphics g) { Graphics2D g2D = (Graphics2D) g; //g2D.drawImage(image, 0, 0, null); g2D.setPaint(Color.blue); g2D.setStroke(new BasicStroke(5)); g2D.drawLine(0, 0, 500, 500); //g2D.setPaint(Color.pink); //g2D.drawRect(0, 0, 100, 200); //g2D.fillRect(0, 0, 100, 200); //g2D.setPaint(Color.orange); //g2D.drawOval(0, 0, 100, 100); //g2D.fillOval(0, 0, 100, 100);…