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A library for bulk insertion of data into your database using ActiveRecord.
Goodbye serialize, hello hstore. Speed up hashes in the database.
Example application with SimpleForm and Twitter Bootstrap
Find a needle (a document or record) in a haystack using string similarity and (optionally) regular expression rules. Uses Dice's Coefficient (aka Pair Similiarity) and Levenshtein Distance interna…
Upsert on MySQL, PostgreSQL, and SQLite3. Transparently creates functions (UDF) for MySQL and PostgreSQL; on SQLite3, uses INSERT OR IGNORE.
Make difficult regular expressions easy! Ruby port of the awesome VerbalExpressions repo - https://github.com/jehna/VerbalExpressions
Comma is a small CSV (ie. comma separated values) generation extension for Ruby objects, that lets you seamlessly define a CSV output format via a small DSL
A rake task to track down missing database indexes. does not assume that all foreign keys end with the convention of _id.
Simple PostgreSQL's COPY command support in ActiveRecord models
Simple, transparent CoffeeScript support for Rails and Rack apps.
ActiveRecord::Extension (aka ar-extensions) is a plugin to extend and enhance the functionality of ActiveRecord
Beautiful DSL for creating CSV output in Ruby & Rails
make it easy to turn a lot of potentially large csv files into easily accessible open data
Ruby wrappers for open government APIs around the web
The Sunlight Foundation's Congress API. Shut down on Oct. 1, 2017.
Neo4jr-Social is a self contained HTTP REST + JSON interface to the graph database Neo4j. Neo4jr-Social supports simple dynamic node creation, building relationships between nodes and also includes…
Detect, and dissect, US Street Addresses in strings.
JRuby Mahout is a gem that unleashes the power of Apache Mahout in the world of JRuby.
A tight DSL to build tables of ActiveRecord or Mongoid models with sorting, pagination, finding/filtering, selecting and batch actions. Tries to do for tables what formtastic and simple_form did fo…
PostgreSQL views, functions, triggers, foreign keys for rails migration
A Ruby interface to the Open Calais API (http://opencalais.com)
Calculate the differences between two XML/HTML documents.
A basic template for building a brand new gem