A JSON API Ruby client

Given a date, prints the corresponding week day name.

Convert a DayOne Journal into Markdown textfiles

Import highlights from Kindle to Day One

DayoneToolbox is utility tools for Day One Classic.

DayoneToQuiver is converter for Day One classic to Quiver.

Days Picker helps you find the total Weekdays, Sundays, Mondays, Tuesdays, Wednesdays, Thursdays, Fridays and Saturdays of a Month or in a Year. (ie Weekdays.in_jan(2012), Sundays.in_jan(2012) ,Saturdays.by_year(2012) .. )

Day time calculations

Ruby bindings for DaZeus

a db2 console with with history and autocomplete support, and few other goodies

"Module d'acces a la base de donnees "

A tool to migrate, spy and seed relational databases

Agile Interface on top of SQL Databases

An easy way to automate database queries and export the results with Ruby.

An Active Support concern extending Active Record with the ability to binary search a table for use with non-indexed, sorted tables. The gem allows you to avoid slow database scans if you have an auto-incrementing primary key running in parallel with a column which you want to search.

DB Bot uses Natural Language Processing (NLP) to construct DB queries. What that means is you can interact with your database like you're talking to a human

Converts database urls specified in the environment to db-charmer format

Check your database consistency

rake db:clone[manual] provides a CLI for selecting a specific source database to copy to a specific destination database. Supports postgreql and mysql.

Big-Data clustering algorithms in Ruby (on Rails). Currently only supports DBSCAN algorithm and ActiveRecord database.