goutomroy

Reference:
Django/Postgres/Nginx/Gunicorn in Ubuntu: https://www.digitalocean.com/community/tutorials/how-to-set-up-django-with-postgres-nginx-and-gunicorn-on-ubuntu-16-04
Encryption: https://www.digitalocean.com/community/tutorials/how-to-secure-nginx-with-let-s-encrypt-on-ubuntu-16-04

Where you see "user", "myproject" and "myprojectuser" replace that with what is relevent to what you are working on.

User Setup

$ ssh root@SERVER_IP_ADDRESS
Complete login process

goutomroy

import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;

public abstract class EndlessRecyclerOnScrollListener extends RecyclerView.OnScrollListener {
    public static String TAG = EndlessRecyclerOnScrollListener.class.getSimpleName();

    private int previousTotal = 0; // The total number of items in the dataset after the last load
    private boolean loading = true; // True if we are still waiting for the last set of data to load.
    private int visibleThreshold = 5; // The minimum amount of items to have below your current scroll position before loading more.
    int firstVisibleItem, visibleItemCount, totalItemCount;

goutomroy

        public static float convertPixelsToDp(float px){
	    DisplayMetrics metrics = Resources.getSystem().getDisplayMetrics();
	    float dp = px / (metrics.densityDpi / 160f);
	    return Math.round(dp);
	}
	
       public static float convertDpToPixel(float dp){
	    DisplayMetrics metrics = Resources.getSystem().getDisplayMetrics();
	    float px = dp * (metrics.densityDpi / 160f);
	    return Math.round(px);

goutomroy

from socket import socket, SO_REUSEADDR, SOL_SOCKET
from asyncio import Task, coroutine, get_event_loop

class Peer(object):
    def __init__(self, server, sock, name):
        self.loop = server.loop
        self.name = name
        self._sock = sock
        self._server = server
        Task(self._peer_handler())