there is documentation or functionallity about how to use TrayPreferences with an external App?

something like:

public class AppPreferencesManager extends TrayPreferencesConnector {
    // setting up access:
    // like uri of Tray ContentProvider
}

so we can use

AppPreferencesManager  appPref;
appPref.put(key,value);
storedValue = appPref.get(key,value);

from **any app ou

create_cluster no longer exists in the code base. It is in the documentation.

devtools::install_github("hadley/multidplyr")
#> Skipping install of 'multidplyr' from a github remote, the SHA1 (ac69341e) has not changed since last install.
#>   Use `force = TRUE` to force installation
library(multidplyr)
create_cluster(2)
#> Error in create_cluster(2): could not find function "cr

• I'm submitting a ...
  • feature request

get Traceback information when use_signals=False, possibly by using tblib
(see https://pypi.python.org/pypi/tblib)

• What is the current behavior?
  there is no Traceback Information when use_signals=False, because that cant be pickled from the process
  just the Exception is raised

• **What is the motivation / use case for changing t