thanhcuong1990

/**
 * Sample React Native App
 * https://github.com/facebook/react-native
 * @flow
 */

import React, { Component } from 'react'
import { StyleSheet, Text, TextInput, View, ViewPagerAndroid } from 'react-native'

const rnVersion = '0.52.0'

thanhcuong1990

Basics

• Learn how to start a new react native project
• Run it on ios simulator, on android emulator, on a real iPhone device and on a real Android device, with and without debugging enabled.
• Learn how to upgrade a react native project
• Learn how to add a package to the project
• Learn how to add a package that has a native dependency (https://github.com/airbnb/react-native-maps, https://github.com/evollu/react-native-fcm) - DO NOT USE COCOAPODS
• Learn how to use fetch to get data from your backend

Learn Navigation

• (https://github.com/exponent/ex-navigation#an-important-note-about-the-future)

thanhcuong1990

import { BackAndroid } from 'react-native';
import {Reducer} from 'react-native-router-flux';

backButtonPressedOnceToExit = false;

let currentSceneName = null;
const reducerCreate = params=>{
    const defaultReducer = Reducer(params);
    return (state, action)=>{
        console.info("reducerCreate.{state,action}", state, action);

thanhcuong1990

Setting up a SSL Cert from Comodo

I use Namecheap.com as a registrar, and they resale SSL Certs from a number of other companies, including Comodo.

These are the steps I went through to set up an SSL cert.

Purchase the cert

thanhcuong1990

//
//  Badge.swift
//  Extensions for Rounded UILabel and UIButton, Badged UIBarButtonItem.
//
//  Created by Yonat Sharon on 06.04.2015.
//  Copyright (c) 2015 Yonat Sharon. All rights reserved.
//

import UIKit

thanhcuong1990

How to install PhantomJS on Ubuntu

Version: 1.9.8

Platform: x86_64

First, install or update to the latest system software.

sudo apt-get update
sudo apt-get install build-essential chrpath libssl-dev libxft-dev

thanhcuong1990

require 'mina/bundler'
require 'mina/rails'
require 'mina/git'
require 'mina/rbenv'  # for rbenv support. (http://rbenv.org)
# require 'mina/rvm'    # for rvm support. (http://rvm.io)

# Basic settings:
#   domain       - The hostname to SSH to.
#   deploy_to    - Path to deploy into.
#   repository   - Git repo to clone from. (needed by mina/git)

thanhcuong1990

@interface NSFileManager (DoNotBackup)

- (BOOL)addSkipBackupAttributeToItemAtURL:(NSURL *)URL;

@end

thanhcuong1990

import UIKit
import Security

class Keychain {
    
    class func save(key: String, data: NSData) -> Bool {
        let query = [
            kSecClass as String       : kSecClassGenericPassword as String,
            kSecAttrAccount as String : key,
            kSecValueData as String   : data ]

thanhcuong1990

# db/migrate/XXXXXXXXXXXXX_add_authentication_token_to_users.rb

class AddAuthenticationTokenToUsers < ActiveRecord::Migration
  def change
    add_column :users, :authentication_token, :string

    add_index :users, :authentication_token, :unique => true
  end
end