nrollr

#!/bin/bash
brew install redis  # Install Redis using Homebrew
ln -sfv /usr/local/opt/redis/*.plist ~/Library/LaunchAgents  # Enable Redis autostart

launchctl load ~/Library/LaunchAgents/homebrew.mxcl.redis.plist  # Start Redis server via launchctl
# homebrew.mxcl.redis.plist contains reference to redis.conf file location: /usr/local/etc/redis.conf 

redis-server /usr/local/etc/redis.conf # Start Redis server using configuration file, Ctrl+C to stop
redis-cli ping # Check if the Redis server is running

aVolpe

cmoulton

public protocol ResponseJSONObjectSerializable {
  init?(json: SwiftyJSON.JSON)
}

ssinss

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;

fjfish

package com.yourco.yourapp;

import java.util.ArrayList;
import java.util.List;

import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;

jboner

Latency Comparison Numbers (~2012)
----------------------------------
L1 cache reference                           0.5 ns
Branch mispredict                            5   ns
L2 cache reference                           7   ns                      14x L1 cache
Mutex lock/unlock                           25   ns
Main memory reference                      100   ns                      20x L2 cache, 200x L1 cache
Compress 1K bytes with Zippy             3,000   ns        3 us
Send 1K bytes over 1 Gbps network       10,000   ns       10 us
Read 4K randomly from SSD*             150,000   ns      150 us          ~1GB/sec SSD