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3. Development

3. 1. Numbers

3. 1. 1. Number class

3. 1. 2. Byte

3. 1. 2. 1. Byte class

3. 1. 2. 2. Find out byte's max value, min value and size

3. 1. 2. 3. Create Byte object with its constructor

3. 1. 2. 4. Convert Byte to byte, double, float, int, long and short

3. 1. 2. 5. Decode a string to a byte

3. 1. 2. 6. Byte class defines static methods to convert string value to byte value.

3. 1. 2. 7. Convert byte value to string value

3. 1. 2. 8. Compare two byte values

3. 1. 3. Short

3. 1. 3. 1. Short class

3. 1. 3. 2. Find out the min value, max value and size of Short types

3. 1. 3. 3. Create Short object with its constructor

3. 1. 3. 4. Convert Short to byte, double, float, int, long and short

3. 1. 3. 5. Decode a string to short value

3. 1. 3. 6. Convert string to a short value

3. 1. 3. 7. Reverse the bytes in a short

3. 1. 3. 8. Convert short value to string

3. 1. 3. 9. Compare two short values

3. 1. 4. Float

3. 1. 4. 1. Float class

3. 1. 4. 2. Find out the Maximum value and Minimum value a float type can have

3. 1. 4. 3. Create a Float object

3. 1. 4. 4. Convert Float to byte, double, float, int, long and short

3. 1. 4. 5. Compare two float objects

3. 1. 4. 6. Infinite and Not A Number

3. 1. 4. 7. Convert float value to Hex String value

3. 1. 4. 8. Convert float value to String value

3. 1. 4. 9. Convert string value to float value

3. 1. 4. 10. Bit oriented

3. 1. 5. Double

3. 1. 5. 1. Double class

3. 1. 5. 2. Constants in Double class

3. 1. 5. 3. Double class Constructor

3. 1. 5. 4. Return double value as byte, double, float, int, long, short

3. 1. 5. 5. Compare two double values

3. 1. 5. 6. Is a double value an infinite large value, or it is not a number.

3. 1. 5. 7. Convert string value to double

3. 1. 5. 8. Convert double value from string

3. 1. 5. 9. Get the hexadecimal string representation

3. 1. 5. 10. Bit oriented

3. 1. 6. Long

3. 1. 6. 1. Long class

3. 1. 6. 2. Constants value from Long class

3. 1. 6. 3. Constructors from Long

3. 1. 6. 4. Convert long value to byte, double, float, int, long, short

3. 1. 6. 5. Decode a string to create long value

3. 1. 6. 6. Get the long value from a system property

3. 1. 6. 7. Compare two long values

3. 1. 6. 8. Parse long value from string

3. 1. 6. 9. Convert long value to binary, hex and octal format strings

3. 1. 6. 10. Convert long value to string

3. 1. 6. 11. Get the sign of the long value

3. 1. 6. 12. Get the number of zero bits preceding and following

3. 1. 6. 13. Reverse and rotate a long value

3. 1. 7. Integer

3. 1. 7. 1. Integer class

3. 1. 7. 2. Max, min value of an integer type variable

3. 1. 7. 3. Create Integer using its constructors

3. 1. 7. 4. Return an integer value as byte, double, float, int, long and short

3. 1. 7. 5. Compare two integer values

3. 1. 7. 6. Decode a string and return an integer value

3. 1. 7. 7. Convert string to integer

3. 1. 7. 8. Convert integer to string

3. 1. 7. 9. Reverse and rotate the integer in binary format

3. 1. 7. 10. Bit oriented operation

3. 1. 7. 11. Return system property as integer

3. 1. 7. 12. Get the leading and trailing zeros

3. 1. 7. 13. Get the sign of an Integer

3. 1. 7. 14. Convert integer to binary, hexdecimal and octal format

3. 1. 8. BigInteger

3. 1. 8. 1. BigInteger class

3. 1. 9. BigDecimal

3. 1. 9. 1. BigDecimal class

3. 1. 9. 2. Constants for One, Ten and Zero

3. 1. 9. 3. Rounding mode

3. 1. 9. 4. Create BigDecimals

3. 1. 9. 5. Methods used to do calculation

3. 1. 9. 6. Convert BigDecimal to primitive data types

3. 1. 9. 7. Compare two BigDecimal

3. 1. 9. 8. Move decimal point

3. 1. 9. 9. Scale and precision

3. 1. 9. 10. Convert BigDecimal to String

3. 1. 9. 11. Remove the trailing zeros

3. 1. 9. 12. Convert double and long to BigDecimal

3. 1. 10. Currency

3. 1. 10. 1. Currency class

3. 2. Boolean

3. 2. 1. Boolean class

3. 2. 2. Get boolean value from constants in Boolean class

3. 2. 3. Convert to primitive boolean value

3. 2. 4. Use Boolean value constructors

3. 2. 5. Compare two boolean values

3. 2. 6. Get system property in boolean value

3. 2. 7. Convert string to boolean

3. 2. 8. Convert boolean to string

3. 3. Character String

3. 3. 1. Character

3. 3. 1. 1. Character class

3. 3. 1. 2. Create a character object from char value

3. 3. 1. 3. Get char value from Character object

3. 3. 1. 4. Check the character type

3. 3. 1. 5. Get the char type from char value

3. 3. 1. 6. Change character case

3. 3. 1. 7. Compare two characters

3. 3. 1. 8. Convert character to String

3. 3. 1. 9. Get the numeric value for a char

3. 3. 2. String

3. 3. 2. 1. String class

3. 3. 2. 2. String Literals

3. 3. 2. 3. Exploring the String objects

3. 3. 2. 4. String Concatenation

3. 3. 2. 5. String Conversion and toString( )

3. 3. 2. 6. Predefined comparator for string

3. 3. 2. 7. Create string objects

3. 3. 2. 8. Get a single char by index

3. 3. 2. 9. Compare two string value

3. 3. 2. 10. equals( ) vs ==

3. 3. 2. 11. Search a sub string inside a string

3. 3. 2. 12. Format a string

3. 3. 2. 13. Trim, concat and intern a string

3. 3. 2. 14. Get byte array from string

3. 3. 2. 15. Get char array from string

3. 3. 2. 16. Check string length and if it is empty

3. 3. 2. 17. Match or replace a string

3. 3. 2. 18. Get sub string from a string

3. 3. 2. 19. Convert string case

3. 3. 2. 20. Convert boolean, char, double, float,int,long,object to String

3. 3. 2. 21. Arrays of strings

3. 3. 3. StringBuffer

3. 3. 3. 1. StringBuffer class

3. 3. 3. 2. Create StringBuffer object

3. 3. 3. 3. Append data to the end of a StringBuffer

3. 3. 3. 4. Delete or replace or reverse a StringBuffer

3. 3. 3. 5. Capacity and length

3. 3. 3. 6. Char index

3. 3. 3. 7. Convert StringBuffer to String

3. 3. 4. StringBuilder

3. 3. 4. 1. StringBuilder class

3. 3. 4. 2. Create StringBuilder object

3. 3. 4. 3. Append and insert value to StringBuilder

3. 3. 4. 4. Capacity and length

3. 3. 4. 5. Search sub string

3. 3. 4. 6. Chars in StringBuilder

3. 3. 4. 7. Delete and replace and reverse

3. 3. 4. 8. Get Sub string from StringBuilder

3. 3. 4. 9. Convert StringBuilder to String

3. 4. Date Calendar

3. 4. 1. Date

3. 4. 1. 1. Date class

3. 4. 1. 2. Create Date object

3. 4. 1. 3. Compare two Date value

3. 4. 1. 4. Convert date value to long value in milliseconds

3. 4. 1. 5. Convert Date value to String

3. 4. 2. Calendar

3. 4. 2. 1. Calendar class

3. 4. 2. 2. Constants value in Calendar

3. 4. 2. 3. Create new Calendar instance

3. 4. 2. 4. Get field value from Calendar

3. 4. 2. 5. Clear a field or all fields

3. 4. 2. 6. Compare two Calendar values

3. 4. 2. 7. Calendar and display name

3. 4. 2. 8. Is lenient

3. 4. 2. 9. Add/set value to a field and get new calendar value

3. 4. 2. 10. Convert Calendar value to string value

3. 4. 3. GregorianCalendar

3. 4. 3. 1. GregorianCalendar class

3. 4. 4. Time Zone

3. 4. 4. 1. TimeZone class

3. 4. 4. 2. Create TimeZone

3. 4. 4. 3. Get availablve timezone ids

3. 4. 4. 4. Get display name for a timezone

3. 4. 4. 5. Get daylight saving

3. 4. 4. 6. Get timezone id

3. 4. 5. Date Format

3. 4. 5. 1. DataFormat class

3. 4. 5. 1. 1. DateFormat class Introduction

3. 4. 5. 1. 2. Create new DateFormat instance

3. 4. 5. 1. 3. Constants from DateFormat

3. 4. 5. 1. 4. Format a date

3. 4. 5. 1. 5. Get all locales

3. 4. 5. 1. 6. Parse string to get Date

3. 4. 5. 2. SimpleDataFormat class

3. 4. 5. 2. 1. SimpleDateFormat class introduction

3. 4. 5. 2. 2. Create SimpleDateFormat and format a date

3. 4. 5. 2. 3. Add AM PM to time format using SimpleDateFormat

3. 4. 5. 2. 4. Use various format

3. 4. 5. 2. 5. Convert date string from one format to another format using SimpleDateFormat

3. 5. Math

3. 5. 1. Math class

3. 5. 2. Constant E and PI

3. 5. 3. Get the absolute value

3. 5. 4. sin, cos, tan: Trigonometric functions

3. 5. 5. Cube root and square root

3. 5. 6. Ceilling and flooring value

3. 5. 7. Copy sign

3. 5. 8. Raise the power

3. 5. 9. Get exponent

3. 5. 10. sqrt(x2 +y2)

3. 5. 11. IEEE remainder

3. 5. 12. logarithm

3. 5. 13. Max, min value

3. 5. 14. Next value

3. 5. 15. Random

3. 5. 16. Round to int to double

3. 5. 17. Round a value to integer

3. 5. 18. value * 2^ scaleFactor

3. 5. 19. Get the sign

3. 5. 20. Degree to Radian, and Radian to Degree

3. 5. 21. Returns the size of an ulp of the argument

3. 6. System

3. 6. 1. System class

3. 6. 2. Standard Stream

3. 6. 3. Copy array

3. 6. 4. Get/set system property

3. 6. 5. Get the system environment

3. 6. 6. Current system time

3. 7. Runtime

3. 7. 1. Runtime class

3. 7. 2. Get the instance of a runtime

3. 7. 3. Get the memory in your Java virtual machine

3. 7. 4. Shut down hook

3. 7. 5. Get the available processor

3. 7. 6. Exit and halt Java virtual machine

3. 7. 7. Run garbage collector and finalization methods

3. 7. 8. Execuate a system command

3. 8. ProcessBuilder

3. 8. 1. ProcessBuilder class

3. 8. 2. Create ProcessBuilder

3. 8. 3. Get/set the working directory

3. 8. 4. Get the environment variables

3. 8. 5. Start a new process

« Using instanceof

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