string literals in a program are not unique objects. If you include a string literal within a loop, it evaluates to a new object on each iteration of the loop. Call the freeze method on a string (or on any object) to prevent any future modifications to that object. 字符串是可变的。 ...
create_translation( phrase_id, phrase_key, target_locale, value, user_id, do_xss_check, allow_verification ) ... end Indent succeeding lines in multi-line boolean expressions.[link] # bad def is_eligible?(user) Trebuchet.current.launch?(ProgramEligibilityHelper::PROGRAM_TREBUCHET_FLAG) && is...
SimpleFieldRuby(IEnumerable<OpenXmlElement>) Initializes a new instance of the SimpleFieldRuby class with the specified child elements. SimpleFieldRuby(OpenXmlElement[]) Initializes a new instance of the SimpleFieldRuby class with the specified child elements. SimpleFieldRuby(String) Initializes...
Use the convenience methods File.write or File.binwrite when only opening a file to create / replace its content in a single operation. ## text mode # bad (only truncating modes: 'w', 'wt', 'w+', 'w+t') File.open(filename, 'w').write(content) File.open(filename, 'w') { ...
How to integrate metaprogramming techniques into a custom class How to use metaprogramming for opening and customizing the String class How Rails use metaprogramming for the find_by method Utilizing metaprogramming with method_missing to create methods on the fly Why do we need to call super? Resour...
ActiveAdmin- A Ruby on Rails framework for creating elegant backends for website administration. ActiveScaffold- ActiveScaffold provides quick and powerful user interfaces for CRUD (create, read, update, delete) operations for Rails applications. It’s excellent for generating admin interfaces, managing...
On the main branch, run bundle exec rake release to create a git tag for the new version, push commits and tags to origin, and publish .gem file to rubygems.org. Contributing Bug reports and pull requests are welcome on GitHub at https://github.com/unleash/unleash-client-ruby. Be sure...
Ruby Grape is used to create REST APIs. This micro-framework was released in 2010 and can be used to complement other Ruby frameworks. It provides a domain-specific programming language that can be used for coercing and validating the parameters. Advantages of Grape Microframework Can develop RES...
version is '_x.y.z_', the <tt>${MAJOR}</tt> is '_x_', the <tt>${MINOR}</tt> is '_y_', and the <tt>${TEENY}</tt> is '_z_'. *NOTE*: teeny of the API version may be different from one of Ruby's program version You may have to be a super user to install ...
A simple test of your Ruby OCI8 driver is to query a database containing the demo (HR) schema, with the following command-line Ruby program. Substitute the name of your Oracle database and password in the following command: set oracle_sid=xe ruby -r oci8 -e "OCI8.new('hr', 'password...