xiv Java For (Multiple domain web hosting) Dummies, 4th Edition Compiling and
xiv Java For Dummies, 4th Edition Compiling and Running More Than One Class…………………………………..151 Defining a Method within a Class (Displaying an Account) ……………….152 An account that displays itself …………………………………………………153 The display method s header …………………………………………………..155 Sending Values to and from Methods (Calculating Interest)………………155 Passing a value to a method …………………………………………………….158 Returning a value from the getInterest method ………………………..161 Making numbers look good………………………………………………………162 Hiding Details with Accessor Methods (Why You Shouldn t Micromanage a Bank Teller) ………………………………………………………….165 Good programming ………………………………………………………………….166 Public lives and private dreams: Making a variable name inaccessible ………………………………………………………………………….169 Enforcing rules with accessor methods ……………………………………170 Chapter 8: Saving Time and Money: Reusing Existing Code . . . . . . .173 Defining a Class (What It Means to Be an Employee)…………………………174 The last word on employees…………………………………………………….175 Putting your class to good use …………………………………………………176 Cutting a check ………………………………………………………………………..178 Working with Disk Files (A Brief Detour) …………………………………………..178 Storing data in a file …………………………………………………………………179 Copying and pasting code………………………………………………………..181 Reading from a file……………………………………………………………………182 Who moved my file?…………………………………………………………………185 Adding directory names to your filenames……………………………….185 Reading a line at a time…………………………………………………………….186 Defining Subclasses (What It Means to Be a Full-Time Employee or a Part-Time Employee) ……………………………………………………………..188 Creating a subclass ………………………………………………………………….190 Creating subclasses is habit-forming………………………………………..192 Using Subclasses………………………………………………………………………………193 A program for the minimalist……………………………………………………194 A program for the maximalist…………………………………………………..196 Overriding Existing Methods (Changing the Payments for Some of Your Employees) ……………………………………………………………………….199 Chapter 9: Constructing New Objects . . . . . . . . . . . . . . . . . . . . . . . . . .205 Defining Constructors (What It Means to Be a Temperature)…………….206 What is a temperature?…………………………………………………………….206 What you can do with a temperature ……………………………………….208 Calling new Temperature (32.0): A case study ………………………….209 enum types as first-class citizens……………………………………………..212 Some things never change ……………………………………………………….213
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