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snippets about… Starling

Daniel — Wed, 27 Feb 2008 06:09:06 +0000

Starling

Starling is a light-weight persistent queue server that speaks the MemCache protocol. It was built to drive Twitter’s backend, and is in production across Twitter’s cluster.

Daniel — Sat, 15 Sep 2007 05:19:45 +0000

Erlang

general-purpose concurrent programming language and runtime system [...]
Erlang is used in several large telecommunication systems from Ericsson. [...]
terminate every expression with a DOT followed by a whitespace! [...]
Example:
- -module(test).
  -export([fac/1]).
  fac(0) -> 1;
  fac(N) -> N * fac(N-1).
JSON and JSON-RPC for Erlang

Daniel — Thu, 23 Aug 2007 07:49:34 +0000

Virtual Earth Development

Daniel — Fri, 03 Aug 2007 06:47:23 +0000

Multiple hosts for assets in Rails

One other quick win Rails 2.0 will give you is multiple hosts for assets. Browsers will only have two concurrent connections open for any single host, but an easy way around that is to use multiple subdomains that resolve to the same domain. [...]
config.action_controller.asset_host = ‘assets%d.YOUR_DOMAIN.com’
Now, if your page has lots and lots of assets (javascript includes, linked stylesheets, images, and so forth) page download times will decrease when you’re able to fool the browser into thinking it’s talking to multiple hosts (which, again, get 2 concurrent requests each), while it is in fact only talking to a single host. [...]

Daniel — Fri, 08 Jun 2007 14:48:54 +0000

Google Data

GData is a new protocol based on the Atom 1.0 and RSS 2.0 syndication formats, plus the Atom Publishing Protocol. [...]
All sorts of services can provide GData feeds, from public services like blog feeds or news syndication feeds to personalized data like email or calendar events or task-list items. [...]
GData provides a general model for feeds, queries, and results. You can use it to send queries and updates to any service that has a GData interface. [...]
Google Data API Supports JSON [...]

Daniel — Tue, 05 Jun 2007 08:16:37 +0000

Microsoft Photosynth & Photo Tourism

PhotoSynth is the first prototype to come out of the new Microsoft Live Labs and is a great example of cool technologies made possible by corporate largess. [...]
Using photos of oft-snapped subjects (like Notre Dame) scraped from around the Web, Photosynth creates breathtaking multidimensional spaces with zoom and navigation features that outstrip all expectation. [...]
takes a large collection of photos of a place or an object, analyzes them for similarities, and then displays the photos in a reconstructed three-dimensional space, showing you how each one relates to the next. [...]
access gigabytes of photos in seconds [...]
Supported Operating Systems: Windows XP [...]

Photo Tourism is a system for browsing large collections of photographs in 3D. [...]
Our photo explorer interface enables the viewer to interactively move about the 3D space by seamlessly transitioning between photographs, based on user control. [...]

Daniel — Mon, 28 May 2007 08:56:48 +0000

Facebook Developer Application

allows for easy access to application settings all within the Facebook environment [...]
standards-based web service with methods for accessing and contributing Facebook data [...]
uses a REST-based interface [...]
- Representational State Transfer (REST) is a style of software architecture for distributed hypermedia systems such as the World Wide Web [...]
In order for a Facebook API client to use the API, the user of the client application must be logged in to Facebook [...]
RFacebook (formerly RBook): a Ruby Client for Facebook API 1.0+ [...]
FBML – Facebook Markup Language [...]
FQL – Facebook Query Language [...]