similar to: How to specify Ascending or Descending Option?

Displaying 20 results from an estimated 1000 matches similar to: "How to specify Ascending or Descending Option?"

2006 May 23
1
Re: Wierd pagination problem - Unknown options:
> Unfortunately I still get the same error. Here is my code now (the > commented line works): > > def list > @upload_pages, @uploads = paginate(:uploads, :per_page => > 20, :order > => ''id'') > # @upload_pages, @uploads = paginate(:uploads, :per_page => 20) > end You may have an older version, try using the order_by clause
2006 Jun 08
5
How to find particular pattern in string?
Hi, In my application I want to find out the occurance of substring "http:\\" in the main string "http:\\www.abc.com" Here how to find out whether substring "http:\\" is present in my String? & if substring "http:\\" is present then I want to delete it from main string. How to do this? PLs help me. Thanx in advance. Prash -- Posted via
2006 Mar 31
2
Silly question
Hi there, I know this is be a very minor issue, but considering @users = User.find :all, :order => ''name'' _AND_ @user_pages, @users = paginate :user, :order_by => ''name'' by simplicity, shouldn''t the symbols :order and :order_by be the same or both to both cases ? I stumbled on them a couple of times yet :) Thanks, Andre --
2006 Aug 07
4
Problem with Pagination
Hi Guys, I am trying to paginate the results from a search. When I use actual constants in the search conditions, it works fine: def query @k2_result_pages, @k2_results = paginate (:k2_results, :conditions => [''e_date >= ? AND e_date <= ?'', ''2006-07-12'', ''2006-08-12''],
2006 May 08
7
How to get difference between two dates in days???
Hi, I want to calculate difference between Current date & previous date (stored in database). The difference should be in days. Hhow to do that?? PLs tell me. Thanx in advance. Prash -- Posted via http://www.ruby-forum.com/.
2006 Mar 17
3
How to check for presence of particular value entered ?
Hi, I am entering value in textbox ("name") on form. Now name field in database is having ''unique'' constraint on it so that no 2 records with same name allowed in database. Now when I m trying to enter same name into database from my form I m getting following error. ================================ Mysql::Error: #23000Duplicate entry ''Prashant''
2006 Jun 06
4
pls help me regarding Maths round up function.....
Hi, I have some values on my webpage displaying like 1.22333333333 2.33333344444 2.33377777777 etc. Here I want to display values upto 2 decimal places correct. i.e, 1.22333333333 should be dislayed as 1.22 2.33333344444 should be dislayed as 2.33 2.33777777777 should be dislayed as 2.34 & so on.... How to do this in ruby????? Is there any function??? Thanx in advance. Prash --
2006 Feb 08
7
DRY methodology
because I am a grasshopper... Now that I can sort my ''list''...is there a logical way of not repeating myself to having essentially the same list view with multiple sorts? i.e. def list_cl # ordered by clients last name @placement_pages, @placements = paginate( :placements, :include => [:client], :order_by =>
2006 Jun 14
4
Using now() to determine what should be displayed
I''m trying to create a paginated list that will take note of the "end_date" field in my table. This is what I have: @post_pages, @posts = paginate(:posts, :per_page => 10, :order_by => ''end_date'') in the controller. And for the view: <h1>Posts ending soon</h1> <ul><% for post in @posts do %> <strong>Post Title:
2006 May 14
4
searching on foreing keys
Hey all, I''m using a simple search function. It''s working great except for foreign keys. I have one table pets (id,name,owner_id) and another table people(id,name) owner_id being a foreign key of pet pointing to people name. here it is on the pet controller: @paginator, @pets= paginate(:pets, :conditions =>["name OR owner_id like
2006 Mar 14
3
Can anybody tell me step by step how validate data on form?
Hi, I am new to ROR. I have created a form with foru fields in ROR. Now its working fine for all CRUD operations. But I want to validate data on form for "validates_presence_of" validation. How to do this? I tried it by putting line "validates_presence_of :description" . But its not working. Its throws error like "undefined method `each'' for
2006 May 12
2
Problem regarding accessing attributes from object...
Hi, I have an object (@cnt). Now when I am calling "@cnt.inspect" on object it gives me output as follows:- ----output---- [#"3"}>] ----------- Now in aboove output the number between double quotes (3) which is of my interest & I want to display it. How to do that? Actually this is my method:- ==================================== class Tagging < ActiveRecord::Base
2006 Mar 14
6
How to provide 2 actions to a form?
Hi, I have a form in rhtml. Now I have 2 buttons indside that form. Clicking on the first button action will be ''create'' & on second button action will be ''delete''. How to do this? Thanx Prash -- Posted via http://www.ruby-forum.com/.
2006 Mar 17
2
How to specify default action for particulr actioncontroller
HI, How to specify default action for particular actioncontroller? Currently when I m typing the URL as "http:\\localhost:3000\actioncontroller_name" , then I m getting the default actin page as list.rHtml. But instead I want my action page to be index.rHtml. How to do it? Thanx. Prash -- Posted via http://www.ruby-forum.com/.
2006 Aug 02
3
newbie question, adding conditions to collection of sql objs
I have: @pictures=@c.pictures How do I add limit and order_by conditions. I have tried the following: @c.pictures.find_all(:limit=>5) @c.pictures, :limit=>5 @c.pictures :limit=>5 None of these work. -- Posted via http://www.ruby-forum.com/.
2005 Dec 31
3
Sort or Order a <Select> box.
Evening folks, I''m new to RoR, and have found some very useful info on this site, thanks. I have a select box that I need to sort. <select name="people[peoplekind_id]"> <% @peoplekinds.each do |peoplekind| %> <option value="<%= peoplekind.id %>" <%= '' selected'' if peoplekind.id == @people.peoplekind_id %>> <%=
2006 Mar 24
2
How to use Readymade plugins?????
Hi, I have downloaded "Ruby on Rails validator plugin for password fields". & they have specified that for using it we have to unzip it in plugins directory of your rails application. But I cant find the plugin directory in my Rails Application. Also there is plugin directory in Rails server installation directory:-"C:\local\ruby\freeride\plugins\". & so I have
2006 Apr 26
2
two layers of has_many
Hi, There are many companies. Each company has many departments. Each department has many employees. The following find_by_sql method seems awful. What is the best way to get all the employees of a company? class Company < ActiveRecord::Base has_many :departments def employees Employee.find_by_sql("SELECT employees.* FROM companies, departments, employees
2001 Jan 12
1
sorting ascending descending! & THX@coling
THX. You are right!! a[order(-1*a)] [1] 110 23 4 3 2 Eryk coling wrote: > Hi, > > I know very little of R, but one suggestion could be to multiply your list > by "-1", then order, then multiply by "-1" again. > > Not very nice I realize. But it's "better than a poke in the eye with a > sharp stick" as a wise man once
2006 Apr 05
6
How to Upload Image through RoR??
Hi, I have one form , in which I am using file_field teg for input image file as follows. ===== <%= file_field("store", "picture") %> ======= Tha Actual fileld name of my Image field in Database is "store_photo" with datatype LargeBLOB. & Inside my Store Model I have specified "def picture" as follows:- ========================= def