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検索結果
先頭5件
-
logger (26054.0)
-
ログを記録するためのライブラリです。
...エラー
: FATAL
プログラムをクラッシュさせるような制御不可能なエラー
: ERROR
制御可能なエラー
: WARN
警告
: INFO
一般的な情報
: DEBUG
低レベルの情報
全てのメッセージは必ずログレベルを持ちます。また Logger オブジ......ます。メッセージのログレベルが Logger オブジェクトのログレベルよりも
低い場合メッセージは記録されません。
普段は INFO しか記録していないが、デバッグ情報が必要になった時には、
Logger オブジェクトのログレベル......//emlist[][ruby]{
require 'logger'
logger = Logger.new(STDOUT)
logger.level = Logger::WARN
logger.debug("Created logger")
logger.info("Program started")
logger.warn("Nothing to do!")
path = "a_non_existent_file"
begin
File.foreach(path) do |line|
unless line =~ /^(\w+) = (.*)$/
logge... -
Kernel
# require(path) -> bool (21239.0) -
RubyGems を require すると、Kernel#require が Gem を 要求されたときにロードするように置き換えます。
...RubyGems を require すると、Kernel#require が Gem を
要求されたときにロードするように置き換えます。
再定義された Kernel#require を呼び出すと以下の事を行います。
Ruby のロードパスに存在するライブラリを指定した場合はその......をロードパスに登録します。
@param path ロードしたいライブラリの名前を指定します。
@return 既にロードされているライブラリを再度ロードしようとした場合は false を返します。
そうでない場合は true を返します。... -
Kernel
. # require(feature) -> bool (21225.0) -
Ruby ライブラリ feature をロードします。拡張子補完を行い、 同じファイルの複数回ロードはしません。
...のホームディレクトリに展開されます。
Ruby ライブラリとは Ruby スクリプト (*.rb) か拡張ライブラリ
(*.so,*.o,*.dll など) であり、feature の拡張子が省略された場合はその
両方から探します( *.rb が優先されます)。
省略されな......false を返します。
@param feature ファイル名の文字列です。
@raise LoadError ロードに失敗した場合に発生します。
//emlist[例][ruby]{
$LOADED_FEATURES.grep(/prime/).size # => 0
require "prime" # => true
$LOADED_FEATURES.grep(/prime/).size # => 1
require "pri......me" # => false
begin
require "invalid"
rescue LoadError => e
e.message # => "cannot load such file -- invalid"
end
//}
@see Kernel.#load,Kernel.#autoload,Kernel.#require_relative... -
Gem
:: RequirePathsBuilder # write _ require _ paths _ file _ if _ needed(spec = @spec , gem _ home = @gem _ home) (15217.0) -
必要であれば、'.require_paths' というファイルを Gem ごとに作成します。
...必要であれば、'.require_paths' というファイルを Gem ごとに作成します。... -
Kernel
. # require _ relative(relative _ feature) -> bool (12347.0) -
現在のファイルからの相対パスで require します。
...らの相対パスで require します。
require File.expand_path(relative_feature, File.dirname(__FILE__))
とほぼ同じです。
Kernel.#eval などで文字列を評価した場合に、そこから
require_relative を呼出すと必ず失敗します。
@param relative_feature ファ......イル名の文字列です。
@raise LoadError ロードに失敗した場合に発生します。
@see Kernel.#require
=== require と load のスコープ
ローカル変数はファイル間では共有されません。ですので、
ロードしたライブラリのローカル変数を
ロ......このスコープの扱い方はKernel.#loadでも同様です。
//emlist[例][ruby]{
# ---------- some.rb -----------
$a = 1
@a = 1
A = 1
a = 1
# ---------- end some.rb -------
require 'some'
p $a #=> 1
p @a #=> 1
p A #=> 1
p a # undefined local variable or method `a' for #<Object:0x294f9ec @a... -
WEBrick
:: Config :: FileHandler -> Hash (12206.0) -
WEBrick::HTTPServlet::FileHandler の設定のデフォルト値を保持したハッシュです。
...TTPServlet::FileHandler の設定のデフォルト値を保持したハッシュです。
require 'webrick'
WEBrick::Config::FileHandler = {
:NondisclosureName => [".ht*", "*~"],
:FancyIndexing => false,
:HandlerTable => {},
:HandlerCallback => nil,......:DirectoryCallback => nil,
:FileCallback => nil,
:UserDir => nil, # e.g. "public_html"
:AcceptableLanguages => [] # ["en", "ja", ... ]
}
: :AcceptableLanguages
コンテンツの言語を選択するオプション。設定値は文字列の配列。
クラ......含まれるAccept-Languageの内容がfrで、
かつ:AcceptableLanguagesには['ja', 'en']が設定されている場合、
WEBrick::HTTPServlet::FileHandlerは以下の順番でファイルを探す。
(1) index.html
(2) index.html.fr
(3) index.html.ja
(4) index.html.en
: :FancyIndexing... -
Gem
:: Dependency # requirements _ list -> [String] (12200.0) -
バージョンの必要条件を文字列の配列として返します。
バージョンの必要条件を文字列の配列として返します。 -
WEBrick
:: HTTPServlet :: AbstractServlet # do _ DELETE(request , response) -> () (12106.0) -
自身の service メソッドから HTTP のリクエストに応じて 呼ばれるメソッドです。AbstractServlet のサブクラスはこれらのメソッドを適切に実装し なければいけません。返り値は特に規定されていません。
...自身の service メソッドから HTTP のリクエストに応じて
呼ばれるメソッドです。AbstractServlet のサブクラスはこれらのメソッドを適切に実装し
なければいけません。返り値は特に規定されていません。
クライアントが使う可......sponse クライアントへのレスポンスを表す WEBrick::HTTPResponse オブジェクトです。
例:
require 'webrick'
class HogeServlet < WEBrick::HTTPServlet::AbstractServlet
def do_GET(req, res)
res.body = 'hoge'
end
end
srv = WEBrick::HTTPServer.new({ :Docume......ntRoot => './',
:BindAddress => '127.0.0.1',
:Port => 20080})
srv.mount('/', HogeServlet)
trap("INT"){ srv.shutdown }
srv.start... -
Gem
:: RequirePathsBuilder (12016.0) -
必要であれば、'.require_paths' というファイルを Gem ごとに作成するための モジュールです。
...必要であれば、'.require_paths' というファイルを Gem ごとに作成するための
モジュールです。... -
rubygems
/ require _ paths _ builder (12016.0) -
必要であれば、'.require_paths' というファイルを Gem ごとに作成するための モジュールを提供するためのライブラリです。
...必要であれば、'.require_paths' というファイルを Gem ごとに作成するための
モジュールを提供するためのライブラリです。...