similar to: what this line means exactly? (@@active_connections ||= {})

Displaying 20 results from an estimated 900 matches similar to: "what this line means exactly? (@@active_connections ||= {})"

2006 Jan 18
1
Helps!!!!! Rails database connection guru needed!!!!!!!
Hi, I really need help to understand what is happening while Rails connect to a database, (we area actually using postgresql, so my example will be with postgresql) What I understand is Rails is able to connect to different DB. Actually, this is what we want, and we have made some tests, everything is juste fine. However, all these tests lead us to some important questions that we did find the
2006 Mar 08
4
unless connected? + multiple databases
Hello all. I am still having fun with multiple databases. In this case it is the unless connected? statement. ActiveRecord::Base establishes a connection that is inherited by the majority of my models. However one Model (Componentlog) that uses a separate DB is coded as: unless Componentlog.connected? establish_connection( :adapter => "oci", :database =>
2006 Jan 25
9
connection_specification and adapter
Hi, I wish to know, how those class work exactly, where can I find the documentation? or can someone explain to me how a connection is made via those class??? Thanks you very much!!!! Saiho __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com
2006 Mar 01
4
link_to_remote, doesn''t receives params?????
Hi, I''m using link_to_remote to trigger an ajax zone, but depends on a varaible, the new zone has different features. before I has a button inside a form. so when I click on the button, I get the value of the variable inside "params". but since I use link_to_remote now, I don''t get any value from params anymore.... Is there some way I can get the data inside a form
2006 Apr 25
2
how can I access a class variable outside of the class???
Hi we wanted to access a class varaible from outside of the same class, like class klass @@var1 end we found out we can not use the class variable like this: klass.var1 we have to create a class function like class klass @@var1 def var1 return @@var1 end end If anyone know how to access a class variable directly without passing by a function??? Thanks you very much
2006 Feb 02
8
How to get all selected rows in the mutli-selection listbox?
Hi, I have created a multiple selection listbox with rails, when I try to get the rows selected by user, rails send back only the first one, how can I get the other selected rows???? I created the listbox with the following function: select_tag("form__list1", options_for_select(["A","B","C","D"], selected = "A"), html_options =
2006 Mar 16
3
image doesn''t show (rhtml path???)
Hi, we try to show an image which is not inside the rails framework, and we are not able to see the image!!!! does someone know how to do this??? our rails is installed on /opt/rails/project1/, so inside "project1" we have all the rails directory like "app", "public", etc.) our image is on the "/usr/images/" so in our link on the rhtml. we use a link
2006 Apr 27
3
HELP!!!! What is the CGIXXXX.YYY stored in /tmp/ ?????
Hi, We have a website which loads a data file and then create a html file (according to the data file) with more than thousand of combobox at a time (on the same page). The first time we load that page, everything seems fine. all combobox have been created. But when we load a second data file (not the same) the system seems to create some tempoary files which contains the first choice of the
2006 Mar 02
4
LDAP and Rails ???
Hi, We want to start a new website, and we want to use our existing authentication system which is LDAP. Can someone tell me where I can find the information about how to use LDAP in rails ??? Thanks you very much Saiho The mind is its own place, and in itself. Can make a Heaven of Hell, a Hell of Heaven. http://www.geocities.com/sayoyo/ __________________________________________________
2006 Mar 01
9
ajax doesn''t show at the right place
Hi, I use link_to_remote to create a link to trigger an ajax, things work fine, a new rhtml is created, however, the newly created rhtml doesn''t replace my old zone, it shows instead on top of my old zone...Does someone know why??? my code is like <table> <tr><td colspan="2"><a href="#" onclick="new Ajax.Updater(''zone1'',
2006 Jun 05
7
":database_manager =>CGI::Session::MemoryStore" doesn''t work properly...???
Hi, We are try to use the "database_manager =>CGI::Session::MemoryStore" for the session management. our website has a lot of "redirect_to". while the website is running under webrick, everything is fine. But when we run the system under aprache/fcgi. the redirect_to seems doesn''t work anymore with the option "MemoryStore" does anyone have the same
2006 Mar 08
4
scrollbar doesn''t show on the right place when using partial( )
Hi, I''m using partial() to connect ours pages togother, however, one of the partials is larger than the other, when it happens, instead of create a scrollbar on the browser, a scrollbar appears at the end of the partial, since the partial is in the middle of the web site. it isn''t really good... So does some one know how to remove the scrollbar on the partial and put it on the
2006 Jul 24
7
[PATCH] Support for DB Clusters/Replication in ActiveRecord (RFC)
Skipped content of type multipart/alternative-------------- next part -------------- Index: connection_adapters/abstract/connection_specification.rb =================================================================== --- connection_adapters/abstract/connection_specification.rb (revision 4617) +++ connection_adapters/abstract/connection_specification.rb (working copy) @@ -1,10 +1,21 @@ require
2007 Jan 11
12
Rails not properly handling Oracle db connections/sesions in dev mode
We are running edge rails with oracle. After a few hundred requests all available sesions are used up. It seems prior connections are being left open. When this happens no one using the installation of Oracle can create a new session until you kill your mongrel/webrick server. Patch #6928 addresses this problem, and i applied it to my vendor rails and it worked. I think, if possible, this
2006 Jan 19
4
multiple database in the same actions?
Hi, I read the example in http://wiki.rubyonrails.com/rails/pages/HowtoUseMultipleDatabases, it show us how to connect to other database, each time we start a new action, however, this doesn''t work while you try to connect to two different database within the same action. SO I wonder is it possible to bind to two or more database within the same action???? Thanks you very much Saiho
2006 Feb 06
3
where should I start? If I want to use dataschemas with postgresql?
Hi, How should I use Activerecord to map to a database schemas with Psotgresql? Where can I find the infomation about how to use schemas in Rails? Thanks you very much Saiho __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com
2005 Dec 21
10
can an active records maps to N tables?
Hi, Is it possbile that one active record maps to N tables, actually the relation is 1 to 1, I wonder it is possible. also can a ruby object map to N tables, instead of an active records? Thanks you very much:) Saiho __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com
2006 Jan 05
2
how to use a helper which is not inside app/helpers/
Hi, I wish to know it is possible to use a helper which is not inside the folder ''app/helpers'', if it is possbile, what should I do? Thanks you very much!!!! Saiho __________________________________________ Yahoo! DSL ? Something to write home about. Just $16.99/mo. or less. dsl.yahoo.com
2006 Feb 08
8
Strategies for Unit testing 2 databases
Hi, My application spans 2 (or more) databases for some very specific reasons... My models are working fine, even dynamically establishing connections as needed at runtime, and spanning relationships across the databases (which really impressed me). The problem is, I can''t seem to force Units for these models (that use a secondary db) to load their fixtures into and use the
2006 Apr 12
13
rhtml produces so many white places?????
Hi, I have a rhtml file that uses some ruby code inside, there are not too ruby codes, but it repeats itself thousands of time. I find out each time when the ruby code execute, it will produce the html code correctly. But the produced html will conseved the "format" of the rhtml, and it adds a lot no used white space!!!! example : toto.rhtml <body> <table> <% data.each{