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検索結果
先頭5件
-
getoptlong (26012.0)
-
getoptlong は、GNU の getopt_long() とまったく同じ方式でコマンド 行オプションの解析を行う Ruby のライブラリです。
...getoptlong は、GNU の getopt_long() とまったく同じ方式でコマンド
行オプションの解析を行う Ruby のライブラリです。
=== GNU getopt_long() とは?
GNU getopt_long() は、コマンド行オプションの解析を行う C の関数です。多
くの GNU ソフ......トウェアがこの関数を使用しています。GNU getopt_long() そし
て getoptlong には、以下のような特徴があります。
* 伝統的な一文字オプションに加えて、長いオプションに対応しています。長
いオプションは `-' の代わりに `-......ドをあなたのプログラム
に足して下さい。
begin
parser.each_option do |name, arg|
eval "$OPT_#{name.sub(/^--/, '').gsub(/-/, '_').upcase} = '#{arg}'"
end
rescue
exit(1)
end
each_option メソッドは、常にオプション名を「正... -
Ruby用語集 (23046.0)
-
Ruby用語集 A B C D E F G I J M N O R S Y
...Ruby用語集
A B C D E F G I J M N O R S Y
a ka sa ta na ha ma ya ra wa
=== 記号・数字
: %記法
: % notation
「%」記号で始まる多種多様なリテラル記法の総称。
参照:d:spec/literal#percent
: 0 オリジン
: zero-ba......sed
番号が 0 から始まること。
例えば、
Array や Vector、Matrix などの要素の番号、
String における文字の位置、
といったものは 0 オリジンである。
: 1 オリジン
: one-based
番号が 1 から始まること。
例えば、
エラ......型推論を持った静的型付け言語であり、処理系はコンパイラーである。
https://ja.crystal-lang.org/
: CSI 方式
CSI は Code Set Independent の頭字語。
プログラミング言語の処理系が文字列を扱う際のエンコーディングに関する方... -
Range
# end -> object (21102.0) -
終端の要素を返します。範囲オブジェクトが終端を含むかどうかは関係ありま せん。
...終端の要素を返します。範囲オブジェクトが終端を含むかどうかは関係ありま
せん。
//emlist[例][ruby]{
(10..20).last # => 20
(10...20).last # => 20
//}
@see Range#begin... -
MatchData
# end(n) -> Integer | nil (18237.0) -
n 番目の部分文字列終端のオフセットを返します。
...IndexError 範囲外の n を指定した場合に発生します。
//emlist[例][ruby]{
/(foo)(bar)(BAZ)?/ =~ "foobarbaz"
p $~.end(0) # => 6
p $~.end(1) # => 3
p $~.end(2) # => 6
p $~.end(3) # => nil
p $~.end(4) # => `end': index 4 out of matches (IndexError)
//}
@see MatchData#begin... -
Gem
:: DependencyInstaller # gather _ dependencies -> Array (15200.0) -
依存関係を無視するように指定されていない限り、インストールするように指定された Gem が依存している Gem の情報を集めて返します。
...依存関係を無視するように指定されていない限り、インストールするように指定された
Gem が依存している Gem の情報を集めて返します。... -
Gem
:: Specification # dependent _ gems -> Array (15200.0) -
この Gem に依存している全ての Gem の情報のリストを返します。
...この Gem に依存している全ての Gem の情報のリストを返します。
それぞれのエントリは配列になっており、各要素は以下のようになっています。
(0) Gem::Specification
(1) Gem::Dependency
(2) Gem::Specification の配列... -
Win32
:: Registry :: Constants :: REG _ DWORD _ BIG _ ENDIAN (12300.0) -
@todo
@todo
レジストリ値の型。 -
Thread
. pending _ interrupt?(error = nil) -> bool (12224.0) -
非同期割り込みのキューが空かどうかを返します。
...ate) {
Thread.pass
}
end
=== 使い方
th = Thread.new{
Thread.handle_interrupt(RuntimeError => :on_blocking){
while true
...
# ここまでで割り込みが発生しても安全な状態になった。
if Thread.pending_interrupt?
Thread.......errupt(Object => :immediate){}
end
...
end
}
}
...
th.raise # スレッド停止。
この例は以下のように記述する事もできます。
flag = true
th = Thread.new{
Thread.handle_interrupt(RuntimeError => :on_blocking){
while true
.........
# ここまでで割り込みが発生しても安全な状態になった。
break if flag == false
...
end
}
}
...
flag = false # スレッド停止
@see Thread#pending_interrupt?, Thread.handle_interrupt... -
Psych
:: Handler # end _ mapping -> () (12201.0) -
mapping の終了の見付けたときに呼び出されます。
...mapping の終了の見付けたときに呼び出されます。
必要に応じてこのメソッドを override してください。...