EBK JAVA PROGRAMMING
EBK JAVA PROGRAMMING
8th Edition
ISBN: 9781305480537
Author: FARRELL
Publisher: CENGAGE LEARNING - CONSIGNMENT
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Please answer the correct option and its reasoning.  int loc; String str = "The cow jumped over the moon."; loc = str.indexOf("ow"); What is the value of loc? 1. 5 2. 6 3. 4 4. 7
Which of the following is NOT valid Javascript code? a. let String myString = "Hello!"; b. const smallNum = 2n; c. a = 5;b = 6;var a, b; d. let a, b; a = 5;b = 6; e. const bigNum = 123456789012345678901234567890123456789012345678901234567890n; f. let myArray = [ null, undefined, "This", 4 ];
I have the following JAVA code using JFRAME: String[] headers = {"Username", "First Name", "Middle Name", "Last Name"}; JSONArray jsonArray = readJSONFile("src/registration.json");for (int i = 0; i < jsonArray.size(); i++) {JSONObject obj = (JSONObject) jsonArray.get(i);String uName = (String) obj.get("username");String fName = (String) obj.get("firstName");String mName = (String) obj.get("middleName");String lName = (String) obj.get("lastName");Object[] row = {uName, fName, mName, lName};tableModel.addRow(row);} My code displays data for each registrant in a table format. Please add an action listener to my GUI code that will delete the selected data from the JSON file.
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