tanh(z) Class Public methods returns the hyperbolic tangent of z, where z is given in radians tanh!

validateOnParse=(arg0) Instance Public methods VOID validateOnParse indicates whether the parser performs validation

restore_overwrite_from_file(file, keys={}) Instance Public methods

to_xml(options = {}, &block) Instance Public methods Builds an XML document to represent the model. Some configuration is available through options. However more complicated cases should override ActiveRecord::Base#to_xml. By default the generated XML document will include the processing instruction and all the object's attributes. For example: <?xml version="1.0" encoding="UTF-8"?> <topic> <title>The First Topic</title> <author-name>David</

set_callback_internal(proc_entry, addr_entry, argc, ty, abi = nil, &cbp) Instance Public methods

def_class_accessor(klass, name, type, *args) Instance Public methods

dir_config(target, idefault=nil, ldefault=nil) Instance Public methods Sets a target name that the user can then use to configure various âwithâ options with on the command line by using that name. For example, if the target is set to âfooâ, then the user could use the --with-foo-dir command line option. You may pass along additional âincludeâ or âlibâ defaults via the idefault and ldefault parameters, respectively. Note that #dir_config only adds to the list of places to search f

array_attributes() Class Public methods Return the list of all array-oriented instance variables.

eval_callback(*args) Instance Public methods Not stable, so disable this feature

coerce(p1) Instance Public methods The coerce method provides support for Ruby type coercion. It is not enabled by default. This means that binary operations like + * / or - can often be performed on a BigDecimal and an object of another type, if the other object can be coerced into a BigDecimal value. e.g. a = ::new(â1.0â) b = a / 2.0 -> 0.5 Note that coercing a String to a BigDecimal is not supported by default; it requires a special compile-time option when building Ruby.