Symbols at the end of links and what they mean (hopefully) in order of importance:
- ?? - Exam or assignment help
- ? - Directly related to course content
- ! - Indirectly related to course content
- !! - Additional or Fun
// Your weekly number fact generator program brought to you by our friend ChatGPT
import java.net.URL;
import java.net.HttpURLConnection;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.Random;
import java.util.Scanner;
public class RandomFactGenerator {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
Random rand = new Random();
while (true) {
System.out.print("Enter a number (-1 for random fact): ");
String input = sc.nextLine();
if (!input.matches("-?\\d+")) {
System.out.println("Invalid input. Please enter a number or -1 for random fact.");
continue;
}
int number = Integer.parseInt(input);
String urlStr;
if (number == -1) {
urlStr = "http://numbersapi.com/random/trivia";
System.out.println("Generating random fact...");
try {
Thread.sleep(rand.nextInt(3000) + 1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
} else {
urlStr = "http://numbersapi.com/" + number + "/trivia";
System.out.println("Fact for " + number + ":");
}
try {
URL url = new URL(urlStr);
HttpURLConnection con = (HttpURLConnection) url.openConnection();
con.setRequestMethod("GET");
BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
String fact = in.readLine();
System.out.println(fact);
in.close();
} catch (Exception e) {
e.printStackTrace();
}
if (number != -1) {
System.out.println("Press Enter to continue...");
sc.nextLine();
}
}
}
}- Exception Handling in Java ?
- Longest Word !
- Disc 1B recording
- link
- Passcode: A!c+hU!0
- Final Revision
- Disc 1B recording
- link
- Passcode: 61H7@^m0
- HW5 Hints