Agile Methods

• Open Source Software Apprentice
• Fighting Technological Indulgences
• Agile Release & Testing Procedures

Architecture

• Measuring & Optimizing I/O Performance
• HTTP PubSub: Webhooks & PubSubHubbub
• Easy Map-Reduce With Hadoop Streaming
• Ruby Proxies for Scale and Monitoring
• Henry Ford & Event Driven Architecture
• Collaborative / Swarm Computing Notes
• Collaborative Map-Reduce in the Browser
• Zero-Downtime Restarts with HAProxy
• Distributed Logging: Syslog-ng & Splunk
• Asynchronous HTTP Cache Validations
• High-Performance DNS for The Cloud
• Load Testing With Log Replay
• Asynchronous DB: DBSlayer & HTTP
• Splunk Your Distributed Logs in EC2
• Load Balancing & QoS with HAProxy
• MySQL Conf - Memcached Internals
• Nginx and Memcached, a 400% boost!
• Thrudb - faster, cheaper than SimpleDB
• Ruby Web-Services with Facebook’s Thrift

Attention Economy

• AideRSS - smart RSS filtering
• PostRank RSS Filtering
• Reinventing RSS Readers

Databases

• Collaborative Map-Reduce in the Browser
• Tokyo Cabinet: Beyond Key-Value Store
• Asynchronous Database Access in Ruby
• Hands on MySQL Backup & Migration
• Subqueries and SQL Syntax Sugar Diet
• Loading Netflix Dataset into SQL

Machine Learning

• Support Vector Machines (SVM) in Ruby
• Bayes Classification in Ruby
• Decision Tree Learning in Ruby
• Correlating Netflix and IMDB Datasets
• Choice and the Long Tail at Netflix
• SVD Recommendation System in Ruby
• Dissecting the Netflix Dataset
• SVM Text Classification
• Genetic Algorithms

Personal

• Business / Moo Cards Bandwagon
• The Non-Paradox of Choice
• Mistakes are Lessons in Disguise
• Microsoft Vista / Office 2007 Launch
• Last Amazon Review - Released
• New Year, New spirit.

Projects

• Tumblr, RMagick and a Photo Frame!
• Custom PuTTY Color Themes
• World News With Geographic Heatmaps
• UW-Login .Net/Windows app!

Ruby

• HTTP PubSub: Webhooks & PubSubHubbub
• Profiling Ruby With Google’s Perftools
• Fibers & Cooperative Scheduling in Ruby
• Ruby Algorithms: Sorting, Trie & Heaps
• Ruby Polyglot: Talking with Erlang
• Ruby 1.9 Internals: Ordered Hash
• Ruby Swarms: Visualizing Rails & Git
• Bridging MRI, JRuby & Rubinius with FFI
• Scalable Datasets: Bloom Filters in Ruby
• Ruby AST for Fun and Profit
• Concurrency is a Myth in Ruby
• Asynchronous HTTP Cache Validations
• Unix Signals for Live Debugging
• 6 Optimization Tips for Ruby MRI
• Ruby EventMachine - The Speed Demon
• Commit, Recover & Transactions in Ruby
• Testing RDDB: RESTful Ruby Database
• Managing EC2 Reservations with Ruby
• Distributed Ruby Workers on EC2
• Invoking Ruby in C# / .NET
• 5 Ways to Sharpen Your Ruby-foo
• .NET the Ruby Way
• Scheduling tasks in Ruby / Rails
• Agile RSS Aggregator in Ruby
• Easy PDF Photo-Calendars in Ruby
• Dynamic WEBRick Servers in Ruby
• Ruby Screen-Scraper in 60 Seconds
• Visual Database Explorer in Ruby

Ruby on Rails

• ActiveRecord Optimization with Scrooge
• Ruby Swarms: Visualizing Rails & Git
• Scaling ActiveRecord with MySQLPlus
• Ruby Heroes & RailsConf ‘08 Day 1
• Live Mongrel Debugging and Recovery
• Boosting ActiveRecord Performance
• Mongrel Timeout / Throttle Misnomer
• SSMTP Relay & Mail Delivery in Rails
• Reconstructing Request URIs in Rails
• Sendmail & Spam Filter Tricks in Rails
• Efficient Updates & Data Import in Rails
• Integrating Wordpress and Rails
• 5 Minute Beta Authentication in Rails
• Caching and MIME Types in Rails
• Creating JavaScript widgets in Rails
• Secure UTF-8 Input in Rails
• Web Security With Ingress Filtering
• Block Helpers and DRY Views in Rails
• Client HTTP Caching in Rails
• Ferret Pagination in Rails
• Dynamic Stat Graphs in Rails
• Google / Yahoo Sitemaps in Rails
• Monit makes Mongrel play nice!
• Adding Social Bookmarks in Rails
• Securing your Rails environment
• Eager Find by SQL Pagination in Rails
• Using Helpers instead of Components
• Faster Pagination in Rails
• Validating URL/URI in Ruby on Rails
• Rails 4-State Ajax & CSS Star Rating
• Counter for acts_as_taggable