be called by evaluating the given expression. When the call is to

method that would be dispatched. A number of internal utilities

were added to support this, most notably

a regular expression containing capture expressions,

now may remove extraneous white space and

hence somewhat more generous in displaying character vectors; this

(with which strict back compatibility is possible but not the

in the default case when eigenvectors are computed.

Zero-length date and date-time objects (of classes

(the default) which should behave the same as before when

in the result, and optionally parts of the internal

cross-validation errors for linear models.

After seven years of deprecation, duplicated factor levels

now produce a warning when printed and an error in

Invalid factors, e.g., with duplicated levels (invalid but

constructable) now give a warning when printed,

action for user interrupts.  For now, if this option is not set

In most cases user interrupt handlers will be called with a

restart available.  Handlers can invoke this

restart to resume computation. At the browser prompt the

available. Some read operations cannot be resumed properly when

for unclassed double vectors), excluding

preserve the names of empty elements in the levels

column of the return value.  Set the new

(for the case of names and common length > 1),

Together with the bug fixes for this case, this recovers more

consistent behaviour  compatible to older versions of

environment, thanks to Andreas Kersting's proposal in

%% Would need more work (notably in  ../src/main/sort.c )

%% \item New \code{orderL(lst, ....)} for use in \code{do.call()} to

%% avoid the name problem seen in \PR{17119}.

The unexported low-level functions in package

support long vectors on 64-bit platforms.  This removes some

limits on higher-level functions such as

returning gigabyte results from forked processes

serialization should be avoided if at all possible).

without the usually unintended partial name matching.

no longer fixes column names nor coerces

strings to factors (suggested by Bill Dunlap).