codekaust

public class DaemonExample{
	public static void main(String[] args) {
		Thread t = new Thread(
			()-> {
				System.out.println("Thread name: "+ Thread.currentThread().getName());
				System.out.println("Thread id: "+ Thread.currentThread().getId());
			}, "Example_thread");

		//sets t2 as daemon thread
		t.setDaemon(true);

codekaust

public class TestIsAlive{
	public static void main(String[] args) {
		MyThread m = new MyThread();
		System.out.println(m.isAlive());
		m.start();
		System.out.println(m.isAlive());

		try{
			m.join();
		} catch(Exception e){}

codekaust

class Counter{
	int ct = 0;

	public void increment(){
		ct++; //ct = ct+1
	}
}

public class NonSynchronizedCounter {
	public static void main(String[] args) throws Exception{

codekaust

class Counter{
	int ct = 0;

	public synchronized void increment(){
		ct++; //ct = ct+1
	}
}

codekaust

class Item{
	//represent number of item
	int num;

	public Item(int num){
		this.num = num;
	}

	public void put(int num){
		System.out.println("Put: "+num);

codekaust

class Item{
	//represent number of item
	int num;

	boolean valueSet = false;

	public Item(int num){
		this.num = num;
	}

codekaust

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codekaust

#include <functional>
#include <queue>
#include <vector>
#include <iostream>

bool cmpa(int l, int r){
	return l>r;
}

template<typename T> void print_queue(T& q) {

codekaust

#include <unistd.h>
#include <string.h>
#include <sys/socket.h> 
#include <arpa/inet.h> 

#include <iostream>
#include <string>
#include <fstream>
#include <chrono>
#include <thread>

codekaust

# Echo server program
import socket

HOST = ''                 # Symbolic name meaning all available interfaces
PORT = 3001              # Arbitrary non-privileged port
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.bind((HOST, PORT))
s.listen(1)
conn, addr = s.accept()
print ('Connected by', addr)