Matth963

Hi, I'm doing a simple study planner in java. Obviously I need to do a timetable generator. The program works like this: 1. The user enters the start time of school and the length of each breaks (Done) 2. The user enters the lessons(Done) 3. When the user presses next …

When I try to switch on the phone I get a white screen(back-light on). To switch it off I need to take out the battery. I've found some repair guides saying 'apply this jumper' but I don't know exactly what it is. I know it's an old phone but I'm …

'm trying to pass a String from one class to another class but the result I'm getting is 'null'. I want to pass the String username from LoginFrame to HomeworkFrame; HomeworkFrame: public void loadSubjects (){ String item; try{ System.out.println(username); Scanner f = new Scanner (new FileReader (username + " " …

I want to do this: When I press on a checkbox 'Monday', the program displays the List 'lstMonday' When I press on a checkbox 'Tuesday', the program displays the List'lstTuesday' How can I achieve this? I've tried to do it ut can't:( Thanks in advance

Hi, I'm doing a study planner in java. I'm doing a simple login system. For every user who registers a text file is created holding all of the information inputted during registration. This is the code of a method which the program uses to login the user: public void loginUser(){ …

Can someone tell me what's the difference between Instruction Cycle and Fetch&Execute Cycle? Thanks

Ok ,I've solved it!

[CODE]int numdigits(int num){ int len = 0; while(num >= 10){ num = num/10; len++; } return len; } [/CODE] This algorithm is used to count the number of digits but I can't understand it. Someone explain it to me please :D Thanks

[CODE]import java.text.DateFormat; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Calendar; import java.util.GregorianCalendar; public class CheckIn{ Date today; void getArrivalDate() { DateFormat df = new SimpleDateFormat("dd/MM/yyyy"); try { System.out.print("Enter Date in dd/mm/yyyy format: "); String d = Keyboard.readString(); today = df.parse(d); df.format(today); } catch (ParseException e) { e.printStackTrace(); } } void …

[CODE]import java.text.DateFormat; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Calendar; public class CheckIn{ Date today; void getArrivalDate() { DateFormat df = new SimpleDateFormat("dd/MM/yyyy"); try { System.out.print("Enter Date in dd/mm/yyyy format: "); String d = Keyboard.readString(); today = df.parse(d); df.format(today); } catch (ParseException e) { e.printStackTrace(); } } void getDepartureDate(){ Calendar …