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Posting to FaceBook feed using Graph API

Graph API was announced at F8 with a promise to dramatically simplify the FB API. I checked the read access over the new interface during the presentations and to my big surprise it worked flawlessly and from the first time. When I tried, JSON-formatted info about the FaceBook page was returned (as expected).
Then I tried OAuth 2.0 way of accessing the API to post a message to the feed. And to my even bigger surprise it worked too!
Here is what you need to do to access Graph API over OAuth: 1. Create a FB app, store app properties to a file:
$appkey='7925873fbfb5347e571744515a9d2804'; $appsecret='THE SECRET'; $canvas=''; 2. Create a page that will prompt user the access permission (I am prompting for the publish_stream and offline_access permissions at the same time)
// require'settings.php';
$url=""; $url.=…

Amazon Simple Email Service (Amazon SES) and PHP

This morning Amazon announced availability of a bulk email delivery service called "Simple Email Service". Anyone who knows how much pain is it to set-up scalable email solution (and it is not just spammers who need it!) should celebrate the occasion. I know of a company that spent several years cleaning ip addresses it sends email and found itself locked into the contract with internet provider since it would take forever to reach required level of email deliver ability anywhere else.

Anyway, this evening I decided to check the Amazon claim that the service is "simple". Found out that it is indeed simple!
Since there is not much in terms of the documentation yet, here is my code where I used AWS PHP library:

// Enable full-blown error reporting.

// Set plain text headers
header("Content-type: text/plain; charset=utf-8");

// Include the SDK
require_once '../sdk.class.php';

// Instantiate th…

Ripple Baby Steps

Ripple and XPR
What is Ripple for people in business and finance? Ripple is a currency exchange and payment settlement platform built using blockchain technology. Unlike Ethereum that is a more universal distributed application platform, Ripple solves a more narrow set of problems such as sending payments (similar to Bitcoin), currency remittance, payments for invoices, as well as number of other use cases related to payment in different currencies between parties that may or may not trust each other. Ripple is fast, scalable, and provides number of functions needed to support different payment scenarios. XPR is a native Ripple currency with a fixed and limited supply coins. 100 Billion XPR cryptocoins are in circulation today and the same number will be in circulation tomorrow. 
What is Ripple for a software engineer?  For a software developer, Ripple is distributed ledger platform accessible trough API. There are number of libraries to accommodate different developers's preferen…