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skip the authenticity token check for a json request

if you got this error while requesting the application via JSON request:

exception ActionController::InvalidAuthenticityToken

backtrace":"[\"/home/uadmin/.rvm/gems/ruby-2.1.7/gems/actionpack-4.2.4/lib/action_controller/metal/request_forgery_protection.rb:181:in `handle_unverified_request'\", 
\"/home/uadmin/.rvm/gems/ruby-2.1.7/gems/actionpack-4.2.4/lib/action_controller/metal/request_forgery_protection.rb:209:in `handle_unverified_request'\", 
...

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public class HttpManager {

    private static final String TAG = "HttpManager";

    private static HttpManager mInstance = null;

    private OkHttpClient httpClient;

    public static HttpManager getInstance() {
        if (mInstance == null) {

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Ubuntu 16.04 Developer Tools Installation

First things first !

sudo apt update
sudo apt upgrade

Standard Developer Tools

sudo apt-get install build-essential git

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#!/usr/bin/env bash

# https://docs.docker.com/install/linux/docker-ce/ubuntu/
sudo apt-get install apt-transport-https ca-certificates curl software-properties-common
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu xenial stable"
sudo apt-get update
sudo apt-get install docker-ce

# https://docs.docker.com/compose/install/

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(setq enh-ruby-program "/home/gnufied/.rbenv/versions/1.9.3-p448/bin/ruby")
(autoload 'enh-ruby-mode "enh-ruby-mode" "Major mode for ruby files" t)
(add-to-list 'auto-mode-alist '("\\.rb$" . enh-ruby-mode))
(add-to-list 'auto-mode-alist '("\\.rake$" . enh-ruby-mode))
(add-to-list 'auto-mode-alist '("Rakefile$" . enh-ruby-mode))
(add-to-list 'auto-mode-alist '("\\.gemspec$" . enh-ruby-mode))
(add-to-list 'auto-mode-alist '("\\.ru$" . enh-ruby-mode))
(add-to-list 'auto-mode-alist '("Gemfile$" . enh-ruby-mode))

(add-to-list 'interpreter-mode-alist '("ruby" . enh-ruby-mode))

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使用树莓派3B打造超强路由之一：初装

新款的树莓派3B功能之丰富，性能之强悍，让我垂涎。考虑到家里的网件 WNDR3700v2 也服役四年有余了。还是败了一个树莓派3B回来打造成新的路由。

WARNING 本文所有指令均仅供参考，切勿无脑复制粘贴！

〇 安装系统

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使用树莓派3B打造超强路由之二：初成

通过第一篇《使用树莓派3B打造超强路由之一：初装》的努力，树莓派3B已经可以作为一台超低能耗、随身携带的开发用服务器来使用了。但这对于目标——打造超强路由而言，才刚刚开始。接下来，我们需要将其打磨成一台基本的无线路由器。

WARNING 本文所有指令均仅供参考，切勿无脑复制粘贴！

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#!/bin/bash

sudo apt-get install clang libicu-dev libcurl4-openssl-dev lldb git wget unzip -y
wget https://swift.org/builds/swift-4.0-release/ubuntu1604/swift-4.0-RELEASE/swift-4.0-RELEASE-ubuntu16.04.tar.gz
tar zxf swift-4.0*.tar.gz && rm -rf swift-4.0*.tar.gz
sudo mv swift-4.0* /swift-4.0
echo "export PATH=/swift-4.0/usr/bin:\"\${PATH}\"" >> ~/.bashrc
source ~/.bashrc

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Install Swift on Ubuntu

Requirements

1. Ubuntu 14.04, 16.04, or 16.10

Step 1 - Dependencies

1. Open up terminal
2. Install core deps: sudo apt-get install clang libicu-dev git

Step 1.1 - Ubuntu 14.04 Clang

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config.include Rspec::rails::RequestExampleGroup,type: :request, example_(file_path: /spec\/api)