Display a file in hex. : printf « Development Class « Java

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Java » Development Class » printf Screenshots  Display a file in hex. import java.io.FileInputStream; public class Main {   public static void main(String[] argv) throws Exception {     FileInputStream fin = new FileInputStream("test.txt");     int i;     do {       i = fin.read();       if (i != -1)         System.out.printf("%02X ", i);     } while (i != -1);     fin.close();   } }   Related examples in the same category 1.  give a known Locale (with the right decimal separator) to bypass the current Locale 2.  Two decimal digits 3.  Group separators 4.  Align string output 5.  Align float numbers 6.  Display current time 7.  Use printf() to create a time stamp. 8.  Display short and long date and time formats. 9.  "%d %(d %+d %05d 10.  System.out.printf("a %1$s is a %1$s is a %1$s...", "AAA") 11.  System.out.printf( "%-10.10s %s\n", word, word.length() ) 12.  System.out.printf("num is %s\n", 5) 13.  System.out.printf("The DATE is %tz\n", new Date() ) 14.  System.out.printf("%1$s://%2$s/%3$s\n", "http", "host", "path") 15.  System.out.printf("num is %.2f\n", Math.PI ) 16.  System.out.printf("String is '%-5s'\n", "A") 17.  System.out.printf(Locale.CHINA, "The date is %tc\n", new Date()) 18.  System.out.printf("The DATE is %tr\n", new Date() ) 19.  System.out.printf("The DATE is %Tc\n", new Date() ) 20.  System.out.printf("%s://%s/%s\n", "http", "host", "path") 21.  System.out.printf("num is %03d\n", 5 ) 22.  System.out.printf("num is {%07.3f}\n", 3.14 ) 23.  System.out.printf("1.0 4f num is %4f\n", 1.0 ) 24.  System.out.printf("sci not num is %e\n", 3000000.0 ) 25.  System.out.printf("boolean value is %1$b, %1$B\n", true ) 26.  System.out.printf("hex value is %1$#x, %1$#X\n", 0xCAFE ) 27.  System.out.printf( Locale.ITALIAN, "value: %f\n", 3.14 ) 28.  System.out.printf("float is %-20f!\n", 1.23456789) 29.  Use printf(): Two decimal digits 30.  Use printf(): group separators 31.  Use printf(): %10s %10s %10s 32.  Use printf(): align float numbers 33.  Default floating-point format: %f 34.  Floating-point with commas: %,f 35.  Negative floating-point default: %,f 36.  Negative floating-point option: %,(f 37.  Line up positive and negative values 38.  System.out.format("%f, %1$+020.10f %n", Math.PI) 39.  System.out.printf("%b %n %c %n %s %n %s %n %d %n",..) 40.  Basic Math with System.out.printf