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EBK JAVA PROGRAMMING

EBK JAVA PROGRAMMING

9th Edition

ISBN:9781337671385

Author:FARRELL

Publisher:FARRELL

Chapter13: File Input And Output

Section: Chapter Questions

Problem 1PE

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Note:-Use java script

On click event

onclick event
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O File D:/programs/Exampl.. Q ☆
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This is an example of using onclick event.
Click the following text to see the effect.
Nelcome to the java Ipoint.com

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Please complete these files. There are two text files attached. Running the code should result in the creation of an output file ("PE_output.txt"). Please give full reasoning to the answer. Please also paste the full java code and please attach a screenshot of the successful program run. package solution; import java.io.*;import java.util.Scanner; public class PE_1_problem {@SuppressWarnings("resource")public static String readFirstLetters(String filename) {String result = "";File f = new File(filename);// Surround the next command inside a try/catch block,// as it is possible the file doesn't exist.try {Scanner fileContents = new Scanner(f);while (fileContents.hasNextLine()) {// 1. Get the next line and store in a variable// 2. Check the length of the line. If the line is not an// empty string, add the character at the start of the line// to the result string.// 3. Otherwise, add an empty space to the result string.}fileContents.close();} catch (FileNotFoundException e) {…
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Task 3: Summary We would like to be able to generate a summary for each logfile to give us a rough idea of its contents. Instructions Create a file called Summary.java. As with Task 1, open the file for reading in a try-catch block. Read through the entire file, counting how many of each message/event type occurs. Print out a summary with the count of each event/message type. As a sanity check: the total number of message/event type counts should equal 1000. Hint: a useful method could be String.split. Sample Input/Output Example 1: Summary -------------------- Notifications: 322 Warnings: 326 Errors: 352 Cannot find logfile! Exiting...
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