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java Programming Glossary: sc.hasnextHow to get a random line of a text file in Java? http://stackoverflow.com/questions/2218005/how-to-get-a-random-line-of-a-text-file-in-java rand new Random int n 0 for Scanner sc new Scanner f sc.hasNext n String line sc.nextLine if rand.nextInt n 0 result line ..
http://stackoverflow.com/questions/2597841/scanner-method-to-get-a-char time. Scanner sc new Scanner abc sc.useDelimiter while sc.hasNext System.out.println sc.next prints a b c share improve this..
Validating input using java.util.Scanner http://stackoverflow.com/questions/3059333/validating-input-using-java-util-scanner do System.out.println Please enter a positive number while sc.hasNextInt System.out.println That's not a number sc.next this is.. hasNextXXX tests. Scanner sc new Scanner System.in while sc.hasNext exit System.out.println sc.hasNextInt int sc.nextInt sc.hasNextLong.. Scanner System.in while sc.hasNext exit System.out.println sc.hasNextInt int sc.nextInt sc.hasNextLong long sc.nextLong sc.hasNextDouble..
Determine if a String is an Integer in Java [duplicate] http://stackoverflow.com/questions/5439529/determine-if-a-string-is-an-integer-in-java String s int radix Scanner sc new Scanner s.trim if sc.hasNextInt radix return false we know it starts with a valid int now..
Remote method invocation port in use http://stackoverflow.com/questions/8337215/remote-method-invocation-port-in-use catch Exception e public void run String ip null while sc.hasNext ip sc.nextLine .equalsIgnoreCase q try linker.setName ip catch..
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