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Kafka proposed as Apache incubator project

PHP, Performance, Scalability, NoSQL, Message Queues    24 June 2011
Kafka is a distributed publish-subscribe messaging system developed at LinkedIn, designed to support a very high throughput, persistent messages and parallel loading into Hadoop. A proposal has been submitted to make Kafka an Apache incubator project.

NoSQL Databases: What, When and Why (PHPUK2011)

Database, Data structures, Performance, Scalability, NoSQL    27 February 2011
Some considerations about NoSQL databases, and slides of my talk given at PHPUK 2011: "NoSQL Databases: What, When and Why".

PHPNW10 slides and new job!

PHP, Zend Framework, Apache, Performance, Scalability, Profiling    19 October 2010
Summary of the PHPNW10 conference, Slides about my talk "Profile your PHP application and make it fly" and new job!

The Art of Scalability - DPC10 wrapup

PHP, Database, Performance, Scalability    13 June 2010
A wrapup of the Dutch PHP Conference 2010. Uploaded slides of my talk "The Art of Scalability - Managing growth".

PHP UK 2010: RDBMS in the social networks age

PHP, Database, PostgreSQL, Firebird SQL, Oracle, SQL Server, Data structures    27 February 2010
Wrapup of the PHP UK Conference 2010. Uploaded slides of my talk "RDBMS in the social networks age" about graphs in the database.

Profiling PHP applications with XHProf: the path to scalability

PHP, Tutorial, Performance, Scalability, Profiling    1 December 2009
My latest article on Profiling using XHProf, a neat tool developed at Facebook. A step-by-step tutorial to install and use XHProf, and some useful hints on how to improve performances and scalability of your PHP application.

Speaking at the PHP Barcelona conference 2009

PHP, Database, PostgreSQL, Firebird SQL, Oracle, SQL Server    26 October 2009
Speaking at the PHP Barcelona Conference 2009. Talk: "Trees in the Database: Advanced Data Structures".

New article: Graphs in the database, SQL meets social networks

Database, PostgreSQL, Firebird SQL, Oracle, SQL Server, Tutorial, Data structures    7 September 2009
Graphs in the database: how to store a graph data structure in a DBMS, and answer the most common queries typical of social networks, like "You might also know" or "You might also like", or "How you are connected to XYZ" (degrees of separation).

Create a video preview as animated GIF with FFmpeg and PHP SPL

PHP, SPL, Tutorial, Imagick    31 August 2009
Extract frames from a movie and create a preview as animated GIF, using PHP, SPL, Imagick and FFmpeg.

Trees in the database: It sure ain't no CouchDB!

PHP, Database, PostgreSQL, Firebird SQL, Oracle, SQL Server, Data structures    27 June 2009
Wrap-up of the Dutch PHP Conference, Amsterdam, 11-13 June 2009.
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Lorenzo Alberton

Lorenzo Alberton Lorenzo PHP5 ZCE - Zend Certified Engineer has been working with large enterprise UK companies for the past years and is now Chief Tech Architect at DataSift. He's an international conference speaker and a long-time contributor to many open source projects. Lorenzo Alberton's profile on LinkedIN View Lorenzo Alberton's Twitter stream Lorenzo Alberton - Sun Certified MySQL 5 Developer