client

How to set HTTP headers when sending a web service request

Summary: This post is an excerpt from the Scala Cookbook, partially modified for the internet. This is a short recipe, Recipe 15.13, “How to set HTTP headers when sending a web service request.”

Problem

You need to set URL headers when making an HTTP request in Scala.

How to access HTTP response headers after making an HTTP request with Apache HttpClient

This is an excerpt from the Scala Cookbook (partially modified for the internet). This is a very short recipe, Recipe 15.12, “How to access HTTP response headers after making an HTTP request with Apache HttpClient.”

Problem

You need to access the HTTP response headers after making an HTTP request in your Scala code.

Solution

Use the Apache HttpClient library, and get the headers from the HttpResponse object after making a request:

How to create a Twitter client in Scala

This is an excerpt from the Scala Cookbook (partially modified for the internet). This is Recipe 15.10, “How to create a Twitter client in Scala.”

Problem

You want to create a client to connect to Twitter to access the information you want, such as showing timelines and trends.

How to write a simple HTTP GET request client in Scala (with a timeout)

This is an excerpt from the Scala Cookbook (partially modified for the internet). This is Recipe 15.9, “How to write a simple HTTP GET request client in Scala.”

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Problem

You want an HTTP client you can use to make GET request calls.

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Solution

There are many potential solutions to this problem. This recipe demonstrates three approaches:

Table of Contents

  1. Problem
  2. Solution
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A Sencha Touch mobile client and Play Framework server app

I’ve started to write a mobile app using Sencha Touch for the client, and the Play Framework and Scala on the server side (to create a RESTful API). At some point I may make all of this code open source, but for today I’m just going to share some pictures of the Sencha Touch client.

Notes list

First, here’s the Notes screen. A note can be anything with a title, and optional body:

An Nginx proxy pass example

As a quick note to self, as I configure my “Mini-Me” application, which has a client written with Sencha Touch 2, and a Play Framework server, I used this Nginx proxy pass configuration:

Get a web client's IP address with PHP

I just ran into a situation for a Drupal/PHP client where I wanted to log some access information. There was some unusual access activity on the website, and I want to log IP addresses and URLs for a few days.

As part of that, I wanted to get the web client's IP address, and in PHP you get the client IP address like this:

$ip = $_SERVER['REMOTE_ADDR'];

That returns something like this:

192.168.100.10

If you just need to get a web client's IP address from a PHP script, that's all you need.