Monday, May 12, 2014

Definitions of the Ruby Standard Libraries

These are all from:
http://www.ruby-doc.org/core-2.1.1/doc/standard_library_rdoc.html

Libraries 

Abbrev
Calculates a set of unique abbreviations for a given set of strings
Base64
Support for encoding and decoding binary data using a Base64 representation
Benchmark
Provides methods to measure and report the time used to execute code
CGI
Support for the Common Gateway Interface protocol
CMath
Provides Trigonometric and Transcendental functions for complex numbers
complex.rb
Deprecated library replaced by C implementation in core
ConditionVariable
Augments the Mutex class, provided by thread.rb
CSV
Provides an interface to read and write CSV files and data
DEBUGGER__
Debugging functionality for Ruby
Delegator
Provides three abilities to delegate method calls to an object
DRb
Distributed object system for Ruby
E2MM
Module for defining custom exceptions with specific messages
English.rb
Require ‘English.rb’ to reference global variables with less cryptic names
ERB
An easy to use but powerful templating system for Ruby
FileUtils
Several file utility methods for copying, moving, removing, etc
Find
This module supports top-down traversal of a set of file paths
Forwardable
Provides delegation of specified methods to a designated object
GetoptLong
Parse command line options similar to the GNU C getopt_long()
GServer
HTTP server with logging, thread pooling and multi-server management
IPAddr
Provides methods to manipulate IPv4 and IPv6 IP addresses
IRB
Interactive Ruby command-line tool for REPL (Read Eval Print Loop)
Logger
Provides a simple logging utility for outputing messages
mathn.rb
Deprecated library that extends math operations
MakeMakefile
Module used to generate a Makefile for C extensions
Matrix
Represents a mathematical matrix.
MiniTest
A test suite with TDD, BDD, mocking and benchmarking
Monitor
Provides an object or module to use safely by more than one thread
Mutex_m
Mixin to extend objects to be handled like a Mutex
Net::FTP
Support for the File Transfer Protocol
Net::HTTP
HTTP client api for Ruby
Net::IMAP
Ruby client api for Internet Message Access Protocol
Net::POP3
Ruby client library for POP3
Net::SMTP
Simple Mail Transfer Protocol client library for Ruby
Net::Telnet
Telnet client library for Ruby
Observable
Provides a mechanism for publich/subscribe pattern in Ruby
OpenURI
An easy-to-use wrapper for Net::HTTP, Net::HTTPS and Net::FTP
Open3
Provides access to stdin, stdout and stderr when running other programs
OptionParser
Ruby-oriented class for command-line option analysis
OpenStruct
Class to build custom data structures, similar to a Hash
PP
Provides a PrettyPrinter for Ruby objects
PrettyPrinter
Implements a pretty printing algorithm for readable structure
Prime
Prime numbers and factorization library
profile.rb
Runs the Ruby Profiler__
Profiler__
Provides a way to profile your Ruby application
PStore
Implements a file based persistence mechanism based on a Hash
Queue
Synchronized communication between threads, provided by thread.rb
Racc
A LALR(1) parser generator written in Ruby.
Rake
Ruby build program with capabilities similar to make
rational.rb
Deprecated library replaced by C implementation in core
RbConfig
Information of your configure and build of Ruby
RDoc
Produces HTML and command-line documentation for Ruby
resolv-replace.rb
Replace Socket DNS with Resolv
Resolv
Thread-aware DNS resolver library in Ruby
REXML
An XML toolkit for Ruby
Rinda
The Linda distributed computing paradigm in Ruby
RSS
Family of libraries that support various formats of XML “feeds”
Gem
Package management framework for Ruby
Scanf
A Ruby implementation of the C function scanf(3)
SecureRandom
Interface for secure random number generator
Set
Provides a class to deal with collections of unordered, unique values
Shell
An idiomatic Ruby interface for common UNIX shell commands
Shellwords
Manipulates strings with word parsing rules of UNIX Bourne shell
Singleton
Implementation of the Singleton pattern for Ruby
Synchronizer
A module that provides a two-phase lock with a counter
Tempfile
A utility class for managing temporary files
Test::Unit
A compatibility layer for MiniTest
Thread
Provides support classes for threaded programs
ThreadsWait
Watches for termination of multiple threads
Time
Extends the Time class with methods for parsing and conversion
Timeout
Auto-terminate potentially long-running operations in Ruby
tmpdir.rb
Extends the Dir class to manage the OS temporary file path
Tracer
Outputs a source level execution trace of a Ruby program
TSort
Topological sorting using Tarjan’s algorithm
un.rb
Utilities to replace common UNIX commands
URI
A Ruby module providing support for Uniform Resource Identifiers
WeakRef
Allows a referenced object to be garbage-collected
WEBrick
An HTTP server toolkit for Ruby
XMLRPC
Remote Procedure Call over HTTP support for Ruby
YAML
Ruby client library for the Psych YAML implementation

Extensions 

BigDecimal
Provides arbitrary-precision floating point decimal arithmetic
Coverage
Provides coverage measurement for Ruby
Date
A subclass of Object includes Comparable module for handling dates
DateTime
Subclass of Date to handling dates, hours, minutes, seconds, offsets
DBM
Provides a wrapper for the UNIX-style Database Manager Library
Digest
Provides a framework for message digest libraries
DL
Provides a wrapper for the UNIX dlopen() library
Etc
Provides access to information typically stored in UNIX /etc directory
Fcntl
Loads constants defined in the OS fcntl.h C header file
Fiddle
A libffi wrapper for Ruby
GDBM
Ruby extension for the GNU dbm (gdbm) library
IO
Extensions for Ruby IO class, including wait and ::console
JSON
Implements Javascript Object Notation for Ruby
NKF
Ruby extension for Network Kanji Filter
objspace
Extends ObjectSpace module to add methods for internal statistics
OpenSSL
Provides SSL, TSL and general purpose cryptography for Ruby
Pathname
Representation of the name of a file or directory on the filesystem
Psych
A YAML parser and emitter for Ruby
PTY
Creates and manages pseudo terminals
Readline
Provides an interface for GNU Readline and Edit Line (libedit)
Ripper
Provides an interface for parsing Ruby programs into S-expressions
SBDM
Provides a simple file-based key-value store with String keys and values
Socket
Access underlying OS socket implementations
StringIO
Pseudo I/O on String objects
StringScanner
Provides lexical scanning operations on a String
Syslog
Ruby interface for the POSIX system logging facility
Tk
Provides a framework for building a Graphical User Interface (GUI)
WIN32OLE
Provides an interface for OLE Automation in Ruby
Zlib
Ruby interface for the zlib compression/decompression library

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