search for: referencial

Heyo! I am setting up a self-referencial habtm relationship with the users of my app. I am using Chad Fowler''s "Rails Recipes" to get me started, and everything works great with the join table "people_friends". I add friends by doing somebody.friends << somebodyelse. However, with my app, there is an app...

Hello, despite many readings I still don''t understand how to solve my problem. I have Publication, Picture, File classes A Publication can be related (a one way relation, like a www link) with another Publication, Picture or File I tried this : Publication : has_many :related_elements, :dependent => :destroy, :foreign_key => :publication_id has_many :related, :through =>

...gle field name only)Do I have it right? I plan to deal with this by ''converting'' the current clustered primary keys to clustered secondary indixes and then add rails'' default ''id'' field as the primary key. In this way the db engine can still enforce referencial integrity and I can use Rails. I''m not sure the client dba will like this however. It seems that most database persistence frameworks, e.g. Hibernate support clustered primary keys. I''ve also seen other activerecord implementations that support this. So I''m wondering...

Hello, We have just migrated a server from sun solaris 8 to sun solaris 10. In the old machine we had a Samba 3.0.20b and in the new one, we have samba 3.0.21, both compiled like this with no problems: env LD_FLAGS="-L/usr/local/lib" ./configure --with-ldapsam --without-pam --with-quotas --with-ldap --with-included-popt --with-acl-support --with-libsmbclient We share user's

Jose Luis Column `Country` joining factors with different levels, coercing to character vector common_col_names <- intersect(names(sub_kei), names(knowledge)) > common_col_names [1] "Country" "Year" nrow(sub_kei) <- 132 nrow(knowledge) <- 3864 Tiene distinto numero de pais como de año, en el sub_kei aparecen 5 años y en el otro dataset (knowledge) datos anuales

I''ve been having problems making threaded comments for the last few days. Mainly with creating children and displaying the children. Currently, I have comments shown at the bottom of my articles show view. The top level comments work, but I do not really know how to implement a way for users to "reply" to the top level comments and take them to a form (the comment

Hello, Need your guidance in setting up SAMBA 4.2.3 on CentOS7 with proper authentication. Below are the details of my smb.conf file. Problem: incorrect authentication when accessing share from windows machine a) "worm" share is guest only and can be accessed by any person without authentication b) "secure_worm" is share which require authentication from the user when I

Hi. I'm using Samba 4 on two Zentyal servers as Domain Controller and now I have to authenticate some services to it (Apache and PAM in particular). The LDAP integration asks me for a LDAP bind password, but I cannot find out where it is on Zentyal. Is there a way to check (or change it) directly on Samba 4? Or is it preferable to authenticate against Active Directory or Kerberos? Thank you

Hola, ¿qué tal? Después de un paseo por la Wikipedia en español he llegado a la conclusión de que no sé cómo se llama R. En la Wikipedia se lo conoce como "R-project", así, en inglés. Existen otros nombres que redireccionan a la misma página, tales como: Lenguaje de programación R GNU S Lenguaje R GNU R R project (sin guión) A R no se lo puede llamar R a secas por lo de la