Categorized Questions and Answers

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Contents

JavaBat

bigDiff

frontPiece

no23

Middle 3

dateFashion

caughtSpeeding

lessBy10

makePI

sum2

What is last mistake in squirrel play?

Where am I going wrong on this Javabat problem 1?

Where am I going wrong on this Javabat problem 2?

Where am I going wrong on this Javabat problem 3?

Where am I going wrong on this Javabat problem 4?

Terminology

What is the difference in strings and string sprites?

What is the difference between an implicit and explicit parameter?

What are classes?

Why is the semicolon used in Java?

What is a Java type?

You use variables to store values that you want to use at a later time.

Objects are entities in your program that you manipulate by calling methods.

A string is a class.

A variable is declared before you use it.

A parameter is an input to a method.

In Java, numbers are not objects and number types are not classes.

Program Structure

Fields

How do we know what we should import at the beginning of a program?

Errors

Are logic and Run-time errors the same thing?

What is a syntax error

Compiler Errors

Game will not start and shows "red x" icon. Can you help?

Run-time Errors

How do I fix run time errors?

FANG Engine

Sound

Sound

GameWindowSizeChange

how to change the default game window size

Sprites

What other sources may we use images and sounds from?

Where can we get information and actual examples on how to form each sprite in Java?

Input

How do you get the tracker for the paddle respond to mouse and L/R arrow keys?

startGame

advanceFrame

JavaWIDE

How do I make the game start immediately?


Control Structures

Methods

Return values

Parameters

if and if-else

How do you make an if-then statement return a greater value?

while

for

When do you use the 'for' statement?

do-while

Arrays

How do you use multiple arrays?

How do you use the array.length feature to determine what is in an array?

I need help with arrays.

Assignments

How am I supposed to do Exercise P1.1 and Exercise P1.2 on page 30 of our book?

Asignment 6

how do you impiment that booline variable you where talking about in class

Wackadot

What is wrong with this code?

What exactly are we suppose be doing for this assignment?

How do I get my images to change when the player gains a point? (lost)

Let's Make A Deal

How do you use the "stage" command in the game and what is it used for?

Where is the "stage" put in the program?

How do you get both doors to go away at the same time when you click the second time?

How do I set a variable to be the value of the chosen door?

When I select my first door, sometimes it reveals the door with the prize behind it. How do I get it to not reveal the prize on the first click of the mouse?

Program is stuck after choosing a door how do I fix?

How do I make the game respond to the second click?

Is there a way to set the range for a random number generator and restrict one of the numbers within that range?

Breakout

Difficulty

How do I get the ball to intersect the second row?

Class Work

Smiley

General

is the book going to move this fast the entire semester

Chap 7

chap12

12





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