gunvirranu

public class Vector2D {

    public double x;
    public double y;
    
    public Vector2D() { }

    public Vector2D(double x, double y) {
        this.x = x;

AshikNesin

import React from 'react'
import axios, { post } from 'axios';

class SimpleReactFileUpload extends React.Component {

  constructor(props) {
    super(props);
    this.state ={
      file:null
    }