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- Explain this code? const element = React.createElement( 'div', {id: 'login-btn'}, 'Login' ){ String str = tf5.getInt("ID"); Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver"); Connection con = DriverManager.getConnection("jdbc:sqlserver://NOMBUSO1806:1433;databaseName= Employee ATM", "NOMBUSO1806", "mysql1234"); // write your database username and password PreparedStatement st = con.prepareStatement("select * from Employees where ID=?"); // Search with ATM ID st.setString(1, str); ResultSet rs = st.executeQuery(); // Excuting Query if (rs.next()) { String s = rs.getString(1); String s1 = rs.getString(2); String s2 = rs.getString(3); // Sets Records in TextFields. tf1.setText(s); tf2.setText(s1); tf3.setText(s2); my getInt() is throwing an error that the method is not found. what should i do?When does an input element that contains only the requires attribute get validated? a. During key press b. Begore submission c. After form submission d. After key press
- Using the getSales() function as a reference, create a function thatt will take one parameter (string code) which is a product code (or part thereof), and when the search button is pressed, all sales that include this product code (or part thereof) will be displayed in the jTable. The date boxes in the GUI will be replaced with a text box. The schema of the database where the queries are being used is also attached. public List<Pos> getSales(String fromDate, String toDate){ List<Pos> salesList = new ArrayList<>(); try { String query = "SELECT sales_date, sales_number, prod_code, prod_name, unit_cost, quantity, sales_total " + "FROM Sales, SalesDetails, Product " + "WHERE Sales.sales_number = SalesDetails.sales_number " + "AND SalesDetails.prod_code = Product.prod_id " + "AND sales_date BETWEEN ? AND ?"; PreparedStatement stmt =…QUESTION 3Create a Windows Form application to accept Index Number, Name, and Marks in 5subjects of a student and calculate total, average, and display the grade. QUESTION 4Write a function named Quotient with 2 Integer parameters (originally from textboxes) and a Double return type. The function should calculate the first parameterdivided by the second and return the result QUESTION 5What is ADO.NET? Explain the steps to retrieve data from a database in VB.NETusing ADO.NET with an exampleplease do in java firstname_lastname_assignment_6.zip├── library│ └── docs │ └── StudentGrades.java Folder Structure Your project will contain three sub-directories: library test In the library directory, create the StudentGrades class. In the test directory, create the test application (Part 1). StudentGrades Class Write a class encapsulating the concept of Student Grades. Use the class diagram above as well as the specific requirements below to develop your class: Class Members The attribute grades will store grades for students. StudentGrades(int) - Initializes grades to a new array with the specified number of elements. The grade values are zero. StudentGrades(int[]) - Initializes grades to the specified array. Ensure that the reference to the grades is not accessible outside of the class. copyArray(int[]) : int[] - Returns a copy of the specified array. getGrades() : int[] - Returns a copy of the grades. setGrades(int[]) : void - Sets the grades. Ensure that the reference…
- 7. Create a private synonym that enables you to reference the MY_FIRST_SEQ object asNUMGEN.The following schema is given (primary keys are bold): ARTWORK (ArtworkCode. Title, Author, BasicAuction Price, FinalSalePrice". NumParticipantingBuyers", FinalBuyerID") OFFER (ArtworkCode, BuyerID, Date, Amount) REQUEST AUCTION ENDING (ArtworkCode. Auction EndingDate, Description) Write the trigger to manage the following activities related to an online auction of artworks. The ARTWORK table contains the list of artworks sold at the auction. The OFFER table contains, for each artwork, a list of the amounts that have been offered by buyers interested in purchasing the artwork. The same buyer can make multiple offers for the same artwork on different dates. A request to end the auction for an artwork is generated (inserting a record into the table REQUEST AUCTION ENDING), If there was no offer for the artwork, the trigger ends with an error. Otherwise, you have to calculate the following information. (1) The final sale price of the artwork, corresponding to the highest amount offered…C sharp Table: Student (the headers are the field names in the Students table) StudentID Name Age Gender ProgramID 791 Stephanie Brown 19 Female BCS 236 Shannon Dawn 25 Female BA 618 Geoff Berg 24 Male ARET 256 Andrew Schilling 22 Male BSC 902 Gary Sang 23 Male DAAD Note: There is a StudentDataSet with a Student table, a StudentTableAdapter, a StudentBindingSource, and a StudentDataGridView control on the form.Note: There is an Average query, named Average, that returns the average age of the student from the Student table.Note: There is also Max query, named Highest, that returns the highest age of the student from the Student table.Write the code you would place in the AverageButton click event on your form to call the Average query and the Highest query and display in a DifferenceLabel, the difference between the highest age of a student and the average age.
- Check ALL that are true about Makefile features - ( ) Rules may have 0 dependencies - ( ) Rules may have 0 commands - ( ) Rules have no more than 1 command - ( ) Rules have no more than 1 dependency - ( ) Makefiles can set up explicit variables for use in rules - ( ) Makefiles provide a variety of automatic variables for use in rules - ( ) A Makefile can have deeply nested decencies: targA depends on targB depends on targC depends on targD etc.Please written by computer source What will the application do? Display a set of at least 6 cars (at least 3 new and 3 used) along with Add and Quit options Let the user select one of the cars. Ask if they want to buy the car. If they enter yes, remove it from the list. If they want to add another car to the list, get the details, create a new instance of the appropriate class (Car class for new cars, or UsedCar), and add it to your data collection. Keep looping until they choose to quit. Build Specifications If your instructors tells you to work in pairs, stay with your assigned pair for this lab. Create a class named Car to store the data about a car. This class should contain:Data members for car details A string for the make A string for the model An int for the year A decimal for the price A no-arguments constructor that sets data members to default values (blanks or your choice) A constructor with four arguments matching the order above Properties for all data members An…Create a schema user which will be application owner (in other words schema owner) User name: <YourName>_dba Profile: DEFAULT Password: Oracle1234 Default Tablespace: DBA625TS Assign default tablespace Quota: unlimited Temporary Tablespace: TEMP