programs to work with system runtime or kernel .
package net.javamix.blog.basics.thread; public class ThreadRunning { public static void main(String[] args) { System.out.println(“Printing started !!”); try { while (true) { System.out.println(“Javamix.net”); //pausing thread for 60 seconds Thread.sleep(60000); } } catch (InterruptedException e) { System.out.println(“thread inturpted”); e.printStackTrace(); } } }
calculating latencies , for a program , query or an service / project ., after little research here i am deriving mechanism to calculate latencies, first iam considering database : here my aim is calculate execution time for a query. >before executing the query run ‘set timing on’ comamnd in sql command line >after this…
/* * To change this template, choose Tools | Templates * and open the template in the editor. */ package keyboardreader; // my package /** * * @author vijay * http://javamix.wordpress.com */ import java.util.*; import javax.swing.*; import java.awt.*; public class SystemEnvironmentlook { private final static JTextArea output = new JTextArea(); public static void main( String…
package automatedsms; // my package name /** * * @author katta vijay */ import java.util.Calendar; import java.text.SimpleDateFormat; public class DateUtils { public static String now(String dateFormat) { Calendar cal = Calendar.getInstance(); SimpleDateFormat sdf = new SimpleDateFormat(dateFormat); return sdf.format(cal.getTime()); } public static void main(String arg[]) { // different date formats System.out.println(DateUtils.now(“dd MMMMM yyyy”)); // calling now…
// package sampleprograms; import java.io.*; import java.net.*; /** * * @author katta vijay */ public class Main { /** * @param args the command line arguments */ public static void main(String[] args) { // TODO code application logic here try{ String ip = InetAddress.getLocalHost().getHostAddress(); System.out.println(ip); }catch(Exception e){ } } } —————————————————-output is———————— 10.0.0.223
before going to execute this program read how to install comport api for windows In java there is no inbuilt support to access serial or parallel ports, to over come this we are taking support of Java communication API. after downloading the java communication api extract the folder then you can get the following… in…
this java program gives the system home path as output. /** * * @author katta vijay */ public class UserHomeExample { public static void main(String[] args) { System.out.println(“User Home Path: “+ System.getProperty(“user.home”)); } }
This is a Simple Java program for shutdown your computer . here in this program I’m executing a system command for shutdown ( shutdown –s –t) though runtime . make sure that before you run this program : // save all the open programs and files before you run this program import java.io.*; class Shutdown{…
