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java Programming Glossary: radixHow do I keep a scanner from throwing exceptions when the wrong type is entered? (java) http://stackoverflow.com/questions/2496239/how-do-i-keep-a-scanner-from-throwing-exceptions-when-the-wrong-type-is-entered input can be interpreted as an int value in the default radix using the nextInt method. The scanner does not advance past..
Validating input using java.util.Scanner http://stackoverflow.com/questions/3059333/validating-input-using-java-util-scanner The integral types also has overloads to specify radix for e.g. hexadecimal Regular expression based hasNext String..
http://stackoverflow.com/questions/4211705/binary-to-text-in-java this question You can use Integer.parseInt with a radix of 2 binary to convert the binary string to an integer int charCode..
Very Large Numbers in Java Without using java.math.BigInteger http://stackoverflow.com/questions/5318068/very-large-numbers-in-java-without-using-java-math-biginteger Converting from arbitrary radix representations Prompted by the next question of frodosamoa.. want to convert from an arbitrary number system okay with radix between 2 and 36 so we can use Character.digit to convert single.. to convert single digits to ints to our system with radix BASE 1.000.000.000 but this is not really important here . Basically..
Determine if a String is an Integer in Java [duplicate] http://stackoverflow.com/questions/5439529/determine-if-a-string-is-an-integer-in-java s 10 public static boolean isInteger String s int radix if s.isEmpty return false for int i 0 i s.length i if i 0 s.charAt.. return false else continue if Character.digit s.charAt i radix 0 return false return true A more expensive non exception based.. based method public static boolean isInteger String s int radix Scanner sc new Scanner s.trim if sc.hasNextInt radix return..
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