Unbuffered connections now work with encoding conversion.

default searched for in user documents directory when invoked

the launcher icon.  Reported by Jeroen Ooms.

now gets the correct order, thanks to reports by Chris Andrews and

contain only a subset of variables, all the axes are labeled

should, thanks to a reminder by Andreas Kolter.

now works for more invalid multibyte strings.

All packages are by default byte-compiled on installation.

This makes the installed packages larger (usually marginally so)

and may affect the format of messages and tracebacks (which often

support custom vector-like objects if methods for the appropriate

generics are defined.  It has the side effect of making

succeed on empty or length-one non-atomic

may require updates to packages defining S4 methods for it.

registered as a global variable when registering a reference class

directory if it is no longer valid (e.g.

to ask the user binary response questions in a customizable but

The default symbol table size has been increased from 4119

to 49157; this may improve the performance of symbol resolution

when many packages are loaded.  (Suggested by Jim Hester.)

Reading from connections in text mode is buffered,

significantly improving the performance of

control if the values from the per-session repository cache are

used (default true, as before) and if so how old cached values can

specification of a maximum elapsed time (

supports debugging of methods on any object

Attempting to increase the length of a variable containing

target variable, but now triggers a warning.

additional methods that operate recursively over list and

order to work efficiently for all kind of matrix-like objects.

now using the same internal C code instead

of its previous imperfect workaround R code.  S4 objects now

typically deparse perfectly, i.e., can be recreated identically

information only once, using the more readable

These functions gain a new control option

), which when set (as by default) also uses

syntax for atomic vectors.  On the other

, names are no longer shown also for lists.