String and Number HowTo

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• String
  • Convert from type X to type Y
  • Strip certain characters from String
  • Replace/remove character in a String
  • Replace every occurences of a string within a string
  • "Tokenize" a string
  • Split a string using String.split()
  • Optimize String operations
  • Remove spaces from a String
  • Test if a String starts with a digit or uppercase letter
  • Get InputStream from a String
  • Easy String padding
  • Replace \r\n with the <br> tag
  • Remove accent from letters (ex .é to e)
  • Apply a mask to a string
  • Format a String (JDK1.5)
  • Replace a "\" by "\\"
  • Substitute tokens in a String
  • Compare accentuated letters
  • Create a String with a fixed length
  • Unquote a String
  • Escape HTML special characters from a String
  • Unescape HTML special characters from a String
  • Detect non-ASCII character in a String
  • Remove HTML tags from a file to extract only the TEXT
  • Extract links from an HTML page
  • Convert a byte array to a Hex string
  • Apply proper uppercase and lowercase on a String
  • Encode/Decode to/from Base64
  • Justify string with wordwrap
  • Shorten a long path
  • Ellipse a long string
  • Display an ASCII banner
  • Capitalize first and last name
  • Remove non numeric character in a String
• Number
  • Convert from type X to type Y
  • Type conversion (JDK1.5)
  • Round a double
  • Display numbers with commas
  • Display numbers in scientific notation
  • Display numbers with leading zeroes
  • Get a random number
  • Convert an UNSIGNED byte to a JAVA integer
  • Deal with the big-endian and little-endian order
  • Pass an integer by reference
  • Pass floats as string literals to a method
  • Get random numbers
  • Convert number to words
  • Arithmetic with double
  • Detect even/odd number
  • Convert bytes to megabytes
  • Validate a number
  • Get a unique identifier
  • Validate/Convert a number using the current Locale()
  • Transform a fraction to a Double
  • Get short ordinal representation of a number
  • Read / Write COBOL signed value

String and Number HowTo

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