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public class HexUtils {
  private static final char[] HEX_CHARS = "0123456789ABCDEF".toCharArray();
  private static final String HEX = "0123456789ABCDEF";

  /**
  * Convert byte array to hexadecimal string
  * @param data Input array
  * @return hexadecimal string
  */

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final int x;
final int y = 1;

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int w;
int z = 2;
z = 3;
w = 1;

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final String name = null
String lastName
lastName = null

fabiomsr

// Java
if(text != null){
  int length = text.length();
}

fabiomsr

// Java
String name = "John";
String lastName = "Smith";
String text = "My name is: " + name + " " + lastName;
String otherText = "My name is: " + name.substring(2);

fabiomsr

// Java
String text = "First Line\n" +
              "Second Line\n" +
              "Third Line";

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// Java
String text = x > 5 ? "x > 5" : "x <= 5"

fabiomsr

// Java
final int andResult  = a & b;
final int orResult   = a | b;
final int xorResult  = a ^ b;
final int rightShift = a >> 2;
final int leftShift  = a << 2;

fabiomsr

// Java
if(a instanceof String){
  final String result = ((String) a).substring(1);
}