sub = input.slice(0, 4).to_set 但翻译轰炸了: undefined method `to_set' for ["p", "f", "p", "t"]:Array (NoMethodError) 为什么会发生这种情况?在irb中,此代码执行时没有问题。 Enumerable#to_set方法由Ruby的Set实现。默认情况下它不是require-d,因此,如果尝试使用它,为什么会出现错误。 但在...
If you want to disable all warnings, please set $VERBOSE = nil (this is not recommended in general, though). Ruby 2.7 may add a new mechanism to allow for more fine-grined control over warning visibility (see Feature #16345). However, we have yet to decide whether to include this feat...
This is a new C-API set to exchange a raw memory area, such as a numeric array and a bitmap image, between extension libraries. The extension libraries can share also the metadata of the memory area that consists of the shape, the element format, and so on. Using these kinds of metad...
Oracle 存储程序包。TO_CHAR 是一个内置函数。 要在Ruby 脚本中调用 PL/SQL 过程和函数,执行以下步骤。 1 . 在终端窗口中,通过执行以下命令来执行plsql.rb脚本: ruby plsql.rb 其输出显示在屏幕截图中。 plsql.rb文件的内容如下: # plsql.rb: Call PL/SQL procedures and functions ...
(array) p array argument_js = array.to_json p argument_js @dialog = UI::HtmlDialog.new( :dialog_title => "Test Dezmo 2022", :width => 300, :height => 100, :left => 100, :top => 150, :style => UI::HtmlDialog::STYLE_DIALOG ) @dialog.set_file(File.dirname( __FILE__ ...
%{ruby_libdir}/csv/core_ext/array.rb %{ruby_libdir}/csv/core_ext/string.rb %{ruby_libdir}/csv/delete_suffix.rb %{ruby_libdir}/csv/fields_converter.rb %{ruby_libdir}/csv/match_p.rb %{ruby_libdir}/csv/parser.rb %{ruby_libdir}/csv/row.rb %{ruby_libdir}/csv/table...
Using sequel-pg_array 0.0.1 Using sequel-seed 0.3.2 Using sequel_enum 0.0.1 from git@github.com:xinminlabs/sequel_enum (at fix-multiple-enum@41d49d9) Fetching sequel_pg 1.6.17 Installing sequel_pg 1.6.17 with native extensions
Sometimes you just wanna parse the file and resolve the nested environment variables, by giving us a string, and have an array returned back to you. While this is already possible, it is a little fiddly, so we have provided a direct way to do this: ...
YJIT: Replace Array#each only when YJIT is enabled (#11955) Nov 5, 2024 class.c Restore the original order of const_added and inherited callbacks Apr 10, 2025 common.mk Use a set_table for rb_vm_struct.unused_block_warning_table Apr 27, 2025 ...
Avoid long chains of&.. The longer the chain is, the harder it becomes to track what on it could be returning anil. Replace with.and an explicit check. E.g. if users are guaranteed to have an address and addresses are guaranteed to have a zip code: ...