Please help me with this is this a good sever_side.js (node.js) for a document editor const http = require('http'); const fs = require('fs'); const server = http.createServer((req, res) => {     if (req.url === '/' || req.url === '/index.html') {         // Read the HTML file         fs.readFile('index.html', (err, data) => {             if (err) {                 res.writeHead(404);                 res.end("Error: File not found");             } else {                 res.writeHead(200, { 'Content-Type': 'text/html' });                 res.write(data);                 res.end();             }         });     } else if (req.url === '/client_side.js') {         // Read the client-side JavaScript file         fs.readFile('client_side.js', (err, data) => {             if (err) {                 res.writeHead(404);                 res.end("Error: File not found");             } else {                 res.writeHead(200, { 'Content-Type': 'text/javascript' });                 res.write(data);                 res.end();             }         });     } else if (req.url === '/server_side.js') {         // Read the server-side JavaScript file         fs.readFile('server_side.js', (err, data) => {             if (err) {                 res.writeHead(404);                 res.end("Error: File not found");             } else {                 res.writeHead(200, { 'Content-Type': 'text/javascript' });                 res.write(data);                 res.end();             }         });     } else {         // Handle other requests         res.writeHead(404);         res.end("Error: Page not found");     } }); const PORT = process.env.PORT || 3000; server.listen(PORT, () => {     console.log(`Server is running on port ${PORT}`); }); Thank you

def upgrade_stations(threshold: int, num_bikes: int,                     stations: List["Station"]) -> int:    """Modify each station in stations that has a capacity that is less than    threshold by adding num_bikes to the capacity and bikes available counts.    Modify each station at most once.     Return the total number of bikes that were added to the bike share network.     Precondition: num_bikes >= 0

https://en.wikipedia.org/wiki/Greenhouse_gas  Webscraping class: class WebScraping:def __init__(self,url):self.url = urlself.response = requests.get(self.url)self.soup = BeautifulSoup(self.response.text, 'html.parser')def extract_data(self):data = defaultdict(list)table = self.soup.find('table', {'class': 'wikitable sortable'})rows = table.find_all('tr')[1:]for row in rows:cols = row.find_all('td')data['Country Name'].append(cols[0].text.strip())data['1980'].append(cols[1].text.strip())data['2018'].append(cols[2].text.strip())return data question #1  class GreenhouseGasData(NamedTuple):     Gas: str     Pre_1750: float     Recent: float     Absolute_increase_since_1750: float     Percentage_increase_since_1750: float      class GreenhouseGasCollection:     def __init__(self, data):         self.data = data              def __repr__(self):         return str(self.data)          def sort_by(self, column):         if column not in GreenhouseGasData._fields:             raise…

Please answer the two following questions.

Answer the questions below describing the outcome of the following operations using your linked structure created above:   Node cursor = front; while(cursor.next != null) { cursor = cursor.next; } cursor.next = front; cursor = cursor.next; 3b) What is the value of cursor.data? View keyboard shortcuts   EditViewInsertFormatToolsTable 12pt   Paragraph