search for: definig

Dear R Users, I want to exclude elements in a vector by: vector[-exclude] is it intended to cause an error if no elements are excluded? > vector <- 1:10 > exclude <- NULL > vector[-exclude] Error in -exclude or am I just definig exclude wrong, if no elements should be excluded? with kind regards, Stefan Fritsch

...got the rails recipes book, i have now an auth system for users without problems, now i want to made a role based acces for my app, im following the "Role Based Authorization" recipe of the book but i cant make it to work even when the tables created and correctly added data manually definig the roles and rights. als i dont know how to define a right for use all the actions in a certain controller or define another that gives right to use a group of controllers. If someone knows where to find an implementation of this, good references about this kind of auth system or willing to he...

...cpanel apache/ssl build links against the base system, while everything else (including php which is built in the same procedure) is linked against the port openssl. This is frustrating to no end. Now, I first tried installing the openssl overwriting the base. I worked around the conflict error by definig the shlib version to 3, then sshd stops working with "I am linked against 0.9.7" (doh of course) so I back that out since I cannot determine how to get that and any other base system tools to link against 0.9.8a (after a week of first identifying this problem and attempting to fix it has...

...am trying to define the as.POSIXct as an S4 method for one of my classes. Trying to define a generic, I am getting an error that it is already differently defined in base. However, if I query for it, there is no definition. Being in base, I also cannot really import it. If I define methods without definig a generic, they will work but with a warning that a new generic will be automatically created. See the code chunk below. Any idea how to make it work w/o warnings? All the same for as.POSIXlt. Using S3 definition instead works for the parent class, but seems to require an additional definition fo...