# Top **URL:** https://www.ruby-forum.com/top.md?page=1882 [Latest](https://www.ruby-forum.com/latest.md) · [Categories](https://www.ruby-forum.com/categories.md) · [Tags](https://www.ruby-forum.com/tags.md) **Page:** 1883 --- ## [Updation of the object field values](https://www.ruby-forum.com/t/updation-of-the-object-field-values/154111)
**Author:** [@gandhi-tush](https://www.ruby-forum.com/u/gandhi-tush)\ **Replies:** 3\ **Last updated:** [November 26, 2008, 1:23pm UTC](https://www.ruby-forum.com/t/updation-of-the-object-field-values/154111 "2008-11-26T13:23:16Z")
Hi, I have a group object with “name, description etc” fields. I want to update that object’s description in such a way that it will not reflect in database. You can say I want to temporary update the value of that f… --- ## [Validate a form](https://www.ruby-forum.com/t/validate-a-form/152386)
**Author:** [@Ishara\_G](https://www.ruby-forum.com/u/Ishara_G)\ **Replies:** 3\ **Last updated:** [November 3, 2008, 1:49pm UTC](https://www.ruby-forum.com/t/validate-a-form/152386 "2008-11-03T13:49:18Z")
i have a form which includes html tags for text field, such as rather than \<%form.text\_field :title %\> i want to show error messages for these text fields when the user doesn’t fill the text field,but when i use h… --- ## [Models with attachments and one AttachmentsController: how?](https://www.ruby-forum.com/t/models-with-attachments-and-one-attachmentscontroller-how/149957)
**Author:** [@carminem](https://www.ruby-forum.com/u/carminem)\ **Replies:** 3\ **Last updated:** [October 27, 2008, 10:16pm UTC](https://www.ruby-forum.com/t/models-with-attachments-and-one-attachmentscontroller-how/149957 "2008-10-27T22:16:53Z")
First off, I beg your pardon for the somewhat cryptic topic, but I couln’t think of anything better. The issue I’m facing is that I have some models (User, Product, Maker) which can have one or more attachments: A U… --- ## [How do I only show items that belong to a certain user?](https://www.ruby-forum.com/t/how-do-i-only-show-items-that-belong-to-a-certain-user/151289)
**Author:** [@davidstokar](https://www.ruby-forum.com/u/davidstokar)\ **Replies:** 3\ **Last updated:** [October 20, 2008, 2:44pm UTC](https://www.ruby-forum.com/t/how-do-i-only-show-items-that-belong-to-a-certain-user/151289 "2008-10-20T14:44:48Z")
I have a web application with users and their documents. Each user can have many documents: user.rb: has\_many :documents document.rb: belongs\_to :user document\_controller.rb: def index @documents = Document.find(… --- ## [Trailing "/" not implicitly added to end of URI](https://www.ruby-forum.com/t/trailing-not-implicitly-added-to-end-of-uri/151043)
**Author:** [@Hector\_Parra](https://www.ruby-forum.com/u/Hector_Parra)\ **Replies:** 0\ **Last updated:** [October 16, 2008, 10:02am UTC](https://www.ruby-forum.com/t/trailing-not-implicitly-added-to-end-of-uri/151043 "2008-10-16T10:02:57Z")
I’m running a single mongrel instance with a registered DirHandler. I cannot use relative paths in any HTML that is served (e.g. “images/myimage.png”) unless there is an explicit “/” at the end of my URI. So mywebsit… --- ## [Problem in Restful Routing](https://www.ruby-forum.com/t/problem-in-restful-routing/150792)
**Author:** [@rocknrollcar](https://www.ruby-forum.com/u/rocknrollcar)\ **Replies:** 3\ **Last updated:** [October 13, 2008, 11:09pm UTC](https://www.ruby-forum.com/t/problem-in-restful-routing/150792 "2008-10-13T23:09:02Z")
Hi. I have a problem in restful routing. My project is a discussion forum. The route is map.resources :forums do |forum| forum.resources :topics do |topic| topic.resources :posts end end Everything in the code I … --- ## [Using win32-service](https://www.ruby-forum.com/t/using-win32-service/150036)
**Author:** [@ahappydeath](https://www.ruby-forum.com/u/ahappydeath)\ **Replies:** 3\ **Last updated:** [October 3, 2008, 4:15pm UTC](https://www.ruby-forum.com/t/using-win32-service/150036 "2008-10-03T16:15:42Z")
I am trying to create a windows service with Ruby. I have successfully created the service ( I can open up the services and see the service I created ) but when I try to start it I get the error message: “Could not st… --- ## [Redundancy in method\_missing](https://www.ruby-forum.com/t/redundancy-in-method-missing/149630)
**Author:** [@ericgoodwin](https://www.ruby-forum.com/u/ericgoodwin)\ **Replies:** 3\ **Last updated:** [September 30, 2008, 9:08am UTC](https://www.ruby-forum.com/t/redundancy-in-method-missing/149630 "2008-09-30T09:08:59Z")
Looking through the rails core code, I see method\_missing performed like this a lot: def method\_missing(method, \*args) if block\_given? current\_status.send(method, \*args) { |\*block\_args| yield(\*block\_args) } else … --- ## [GRC: 'Utils' not defined](https://www.ruby-forum.com/t/grc-utils-not-defined/148538)
**Author:** [@Berndt\_Josef\_W](https://www.ruby-forum.com/u/Berndt_Josef_W)\ **Replies:** 3\ **Last updated:** [September 14, 2008, 9:01pm UTC](https://www.ruby-forum.com/t/grc-utils-not-defined/148538 "2008-09-14T21:01:15Z")
G’day, Its been a while since I last used GRC and a lot has changed since then. I’ve built and installed GNU-Radio after merging GRC. I can run the sample and also create new circuits, but when load older GRC files … --- ## [Nagle disabled?](https://www.ruby-forum.com/t/nagle-disabled/147449)
**Author:** [@rogerdpack](https://www.ruby-forum.com/u/rogerdpack)\ **Replies:** 0\ **Last updated:** [September 1, 2008, 11:21pm UTC](https://www.ruby-forum.com/t/nagle-disabled/147449 "2008-09-01T23:21:56Z")
Is nagle disabled for mongrel’s sockets? I am thinking it isn’t? Thanks! -=R --- ## [Rendering partial forms](https://www.ruby-forum.com/t/rendering-partial-forms/147225)
**Author:** [@drsharp](https://www.ruby-forum.com/u/drsharp)\ **Replies:** 3\ **Last updated:** [August 29, 2008, 8:03pm UTC](https://www.ruby-forum.com/t/rendering-partial-forms/147225 "2008-08-29T20:03:59Z")
Hi, I’m trying to use partials to render some forms to create new records and to edit existing ones. But I’m getting the following error Called id for nil, which would mistakenly be 4 – if you really wanted the id of… --- ## [Conditions on Has\_many :Through](https://www.ruby-forum.com/t/conditions-on-has-many-through/145308)
**Author:** [@morgan](https://www.ruby-forum.com/u/morgan)\ **Replies:** 3\ **Last updated:** [August 8, 2008, 9:18pm UTC](https://www.ruby-forum.com/t/conditions-on-has-many-through/145308 "2008-08-08T21:18:43Z")
so i have a bunch of users this bit of code gets all the schedules for a particular user. i’m wondering if there’s a way for me to get only a range of schedules based on the time field for the user without having to … --- ## [jQuery.post gets some code but the code isn't evaluated](https://www.ruby-forum.com/t/jquery-post-gets-some-code-but-the-code-isnt-evaluated/144518)
**Author:** [@cmaxvv](https://www.ruby-forum.com/u/cmaxvv)\ **Replies:** 3\ **Last updated:** [July 31, 2008, 11:33am UTC](https://www.ruby-forum.com/t/jquery-post-gets-some-code-but-the-code-isnt-evaluated/144518 "2008-07-31T11:33:09Z")
I’m calling one of my controller actions with this remote call: jQuery.post("/plans/\<%= @plan.id %\>/add\_learning\_objective?name=" + objective\_name) The action does its stuff and then falls through to a .js.rjs file th… --- ## [Plugin class seen from environment.rb but not production.rb!](https://www.ruby-forum.com/t/plugin-class-seen-from-environment-rb-but-not-production-rb/68478)
**Author:** [@weyus](https://www.ruby-forum.com/u/weyus)\ **Replies:** 3\ **Last updated:** [July 25, 2008, 6:07pm UTC](https://www.ruby-forum.com/t/plugin-class-seen-from-environment-rb-but-not-production-rb/68478 "2008-07-25T18:07:33Z")
All, I’m trying to add in the Exception Notification plugin described in Rails Recipe #47. I add the following to my environment.rb file: #ExceptionNotifier configuration ExceptionNotifier.exception\_recipients = %w(… --- ## [How to do group Exception classes?](https://www.ruby-forum.com/t/how-to-do-group-exception-classes/143822)
**Author:** [@ISSSSaki\_Baz\_C](https://www.ruby-forum.com/u/ISSSSaki_Baz_C)\ **Replies:** 3\ **Last updated:** [July 23, 2008, 7:06am UTC](https://www.ruby-forum.com/t/how-to-do-group-exception-classes/143822 "2008-07-23T07:06:47Z")
Hi, I’ve some exception that I want to group into “AuthError” class so I can do a “raise” for the specific child exception or for the parent class. Is the following correct? module Auth class GenericError \< Standa… --- ## [Determining lists,strings and numbers(Newbie question)](https://www.ruby-forum.com/t/determining-lists-strings-and-numbers-newbie-question/141650)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 3\ **Last updated:** [June 28, 2008, 9:05pm UTC](https://www.ruby-forum.com/t/determining-lists-strings-and-numbers-newbie-question/141650 "2008-06-28T21:05:44Z")
name = “vimal” if name.respond\_to?(“each”) print “Its a list\\n” else print “Its a string\\n” output: Its a list =\> nil The Condition is True,but its a “string” right!! My quetion is, How can one determine whethe… --- ## [Ruby .read image upside down?](https://www.ruby-forum.com/t/ruby-read-image-upside-down/138994)
**Author:** [@chrismalek](https://www.ruby-forum.com/u/chrismalek)\ **Replies:** 3\ **Last updated:** [June 11, 2008, 8:40pm UTC](https://www.ruby-forum.com/t/ruby-read-image-upside-down/138994 "2008-06-11T20:40:37Z")
Hi, I’m discorvering a strange issue when reading in an image being sent by a 3D rendering software. The image data is being passed in a parameter called ‘thumbnail’. We read it into a variable in the responding co… --- ## [Simplest Collection Select Tag Not Working](https://www.ruby-forum.com/t/simplest-collection-select-tag-not-working/139300)
**Author:** [@ror\_arch](https://www.ruby-forum.com/u/ror_arch)\ **Replies:** 3\ **Last updated:** [June 3, 2008, 4:34pm UTC](https://www.ruby-forum.com/t/simplest-collection-select-tag-not-working/139300 "2008-06-03T16:34:29Z")
Ok I just added a collection\_select tag to the form and attempted to save it but the value is not getting saved. This is what my mvc looks like : V (abbreviated edit.html): \<% form\_for :user, :url =\> user\_url(@user)… --- ## [ActiveRecord model with multiple table?](https://www.ruby-forum.com/t/activerecord-model-with-multiple-table/137903)
**Author:** [@xxdd](https://www.ruby-forum.com/u/xxdd)\ **Replies:** 3\ **Last updated:** [May 18, 2008, 6:55am UTC](https://www.ruby-forum.com/t/activerecord-model-with-multiple-table/137903 "2008-05-18T06:55:09Z")
Hello. I have large database of old web application (written in php). Want to rewrite in Rails. But here is a problem. My User data is split to 10 Table. named user\_0, user\_1,user\_2 if user.id % 10 = 1 will store to … --- ## [Does anyone know where I could find a good explanation of how rails works internally?](https://www.ruby-forum.com/t/does-anyone-know-where-i-could-find-a-good-explanation-of-how-rails-works-internally/136528)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 3\ **Last updated:** [May 3, 2008, 6:40am UTC](https://www.ruby-forum.com/t/does-anyone-know-where-i-could-find-a-good-explanation-of-how-rails-works-internally/136528 "2008-05-03T06:40:01Z")
I was wondering if anyone knew of some resources I could look at to learn about how rails works internally. I’ve been looking through the code but I was wondering if there were any high level explanations of how it w… --- ## [How to prevent user content from messing up my markup?](https://www.ruby-forum.com/t/how-to-prevent-user-content-from-messing-up-my-markup/135166)
**Author:** [@Myron\_M](https://www.ruby-forum.com/u/Myron_M)\ **Replies:** 3\ **Last updated:** [April 21, 2008, 4:44am UTC](https://www.ruby-forum.com/t/how-to-prevent-user-content-from-messing-up-my-markup/135166 "2008-04-21T04:44:06Z")
On my website, I have a page that allows users to leave comments. I’m using Rick O.'s Whitelist plugin (http://svn.techno-weenie.net/ projects/plugins/white\_list/) to only allow a, b and i tags in user comments. Thi… --- ## [Validation problem! please help!](https://www.ruby-forum.com/t/validation-problem-please-help/133796)
**Author:** [@qwerty73](https://www.ruby-forum.com/u/qwerty73)\ **Replies:** 3\ **Last updated:** [April 3, 2008, 6:38pm UTC](https://www.ruby-forum.com/t/validation-problem-please-help/133796 "2008-04-03T18:38:18Z")
Hi to all, i’ve the following validation in my model: class User \< ActiveRecord::Base acts\_as\_mappable :default\_units =\> :kms, :default\_formula =\> :flat, :lat\_column\_name =\> :latitudine, :lng\_column\_name =\> :longit… --- ## [Dealing properly with scope; came from:combine array(string) to string?](https://www.ruby-forum.com/t/dealing-properly-with-scope-came-from-combine-array-string-to-string/132518)
**Author:** [@toadkicker](https://www.ruby-forum.com/u/toadkicker)\ **Replies:** 3\ **Last updated:** [March 21, 2008, 9:56am UTC](https://www.ruby-forum.com/t/dealing-properly-with-scope-came-from-combine-array-string-to-string/132518 "2008-03-21T09:56:07Z")
In much of my code, I’ve built an Array object before a block for scope reasons. Is this common practice? b = %w|a b c d e| a = \[\] #instantiation b.each {|i| a \<\< i\*2} puts a Todd --- ## [Reduce three line method to one line](https://www.ruby-forum.com/t/reduce-three-line-method-to-one-line/129878)
**Author:** [@giantcranes](https://www.ruby-forum.com/u/giantcranes)\ **Replies:** 3\ **Last updated:** [February 27, 2008, 10:15am UTC](https://www.ruby-forum.com/t/reduce-three-line-method-to-one-line/129878 "2008-02-27T10:15:08Z")
Hi, I am trying to get the following method down to 1 line so that I can lazy-load it. def get\_category\_data(category\_id) rows = \[\] FasterCSV.parse(@data) { |row| rows \<\< row if row\[0\] == category\_id } rows end I… --- ## [Svn repositories with multiple projects - best practice?](https://www.ruby-forum.com/t/svn-repositories-with-multiple-projects-best-practice/126119)
**Author:** [@blinking\_bear](https://www.ruby-forum.com/u/blinking_bear)\ **Replies:** 3\ **Last updated:** [January 15, 2008, 5:00pm UTC](https://www.ruby-forum.com/t/svn-repositories-with-multiple-projects-best-practice/126119 "2008-01-15T17:00:29Z")
Quick svn question - sorry this rails related. If I setup a repository once and then add multiple projects using ‘svn import’ is it correct that all the projects share they same revision numbers? Is this expected? I… --- ## [New Rails app/old database - how to make them work together?](https://www.ruby-forum.com/t/new-rails-app-old-database-how-to-make-them-work-together/125375)
**Author:** [@cbandes](https://www.ruby-forum.com/u/cbandes)\ **Replies:** 3\ **Last updated:** [January 8, 2008, 8:19pm UTC](https://www.ruby-forum.com/t/new-rails-app-old-database-how-to-make-them-work-together/125375 "2008-01-08T20:19:12Z")
Hi guys - I have been searching and searching but I am just so confused. Here is my situation: I am working on a front-end to an existing database. It’s strictly lookup, no create/update/drop - just trying to get data… --- ## [Spurious samples in data set?](https://www.ruby-forum.com/t/spurious-samples-in-data-set/119356)
**Author:** [@Aadil\_V](https://www.ruby-forum.com/u/Aadil_V)\ **Replies:** 3\ **Last updated:** [November 7, 2007, 4:51pm UTC](https://www.ruby-forum.com/t/spurious-samples-in-data-set/119356 "2007-11-07T16:51:59Z")
Hi Attached is code i’ve used to write a signal to file and subsequently to plot the samples. additionally i’ve attached the plot. Can anyone tell me what may be causing the huge spike at the beginning of the data … --- ## [Status line processing in filter module](https://www.ruby-forum.com/t/status-line-processing-in-filter-module/117702)
**Author:** [@Manlio\_P](https://www.ruby-forum.com/u/Manlio_P)\ **Replies:** 3\ **Last updated:** [October 19, 2007, 10:15pm UTC](https://www.ruby-forum.com/t/status-line-processing-in-filter-module/117702 "2007-10-19T22:15:38Z")
Hi. When trying to enable support for Last-Modified validation in mod\_wsgi I have found this code in the filter module: /\* status line \*/ if (r-\>headers\_out.status\_line.len) { len += r-\>headers\_out.status\_line.… --- ## [Is Ruby for me?](https://www.ruby-forum.com/t/is-ruby-for-me/116878)
**Author:** [@sandraqu](https://www.ruby-forum.com/u/sandraqu)\ **Replies:** 3\ **Last updated:** [October 10, 2007, 10:19pm UTC](https://www.ruby-forum.com/t/is-ruby-for-me/116878 "2007-10-10T22:19:45Z")
Is Ruby on Rails the right framework for setting up a system that can successfully accomplish the following tasks: -flexible user roles and permissions -automated workflows -robust taxonomies -robust search engine … --- ## [Adding custom routes to a restful app](https://www.ruby-forum.com/t/adding-custom-routes-to-a-restful-app/114782)
**Author:** [@jjkiesch](https://www.ruby-forum.com/u/jjkiesch)\ **Replies:** 3\ **Last updated:** [September 25, 2007, 11:10pm UTC](https://www.ruby-forum.com/t/adding-custom-routes-to-a-restful-app/114782 "2007-09-25T23:10:53Z")
i’ve done a few project using restful routing but now i need to add an action that isn’t part of one of the main crud methods. i added this to my routes.rb file: map.resources :works, :collection =\> { :featured =\> :ge… --- ## [Getting to the last file in a chain of symlinks](https://www.ruby-forum.com/t/getting-to-the-last-file-in-a-chain-of-symlinks/88346)
**Author:** [@danielb](https://www.ruby-forum.com/u/danielb)\ **Replies:** 3\ **Last updated:** [September 25, 2007, 11:10pm UTC](https://www.ruby-forum.com/t/getting-to-the-last-file-in-a-chain-of-symlinks/88346 "2007-09-25T23:10:38Z")
Hi all, Here’s a little code snippet I thought I’d share. It follows a chain of symlinks until you get down to the “real” file. Anyone got a better approach? On Solaris 10, Sunblade 150 /dev/fd0 -\> fd0c /dev/fd… --- ## [Is there a thread safe implementation of a priority queue?](https://www.ruby-forum.com/t/is-there-a-thread-safe-implementation-of-a-priority-queue/112062)
**Author:** [@dizzyone](https://www.ruby-forum.com/u/dizzyone)\ **Replies:** 3\ **Last updated:** [August 14, 2007, 10:57pm UTC](https://www.ruby-forum.com/t/is-there-a-thread-safe-implementation-of-a-priority-queue/112062 "2007-08-14T22:57:08Z")
I could only find a class called Queue in RDoc. Is there no (thread safe) priority queue? If not where can I get one? Turing. --- ## [Problem with Acts as Authenticated not able to logout](https://www.ruby-forum.com/t/problem-with-acts-as-authenticated-not-able-to-logout/109106)
**Author:** [@Mister\_Yu](https://www.ruby-forum.com/u/Mister_Yu)\ **Replies:** 3\ **Last updated:** [August 1, 2007, 1:03pm UTC](https://www.ruby-forum.com/t/problem-with-acts-as-authenticated-not-able-to-logout/109106 "2007-08-01T13:03:05Z")
Hi all, i installed Act\_as\_Authenticated plugin yesterday, everything seems fine: trying out the index, divert me to the login screen, i register and login. but when i try http://localhost:3000/account/logout, it did… --- ## [Simple Newbie Question](https://www.ruby-forum.com/t/simple-newbie-question/110177)
**Author:** [@skibud2](https://www.ruby-forum.com/u/skibud2)\ **Replies:** 3\ **Last updated:** [July 24, 2007, 12:44am UTC](https://www.ruby-forum.com/t/simple-newbie-question/110177 "2007-07-24T00:44:07Z")
I created a custom .rb file with some classes for my rails application. Where should I put this file? I am assuming I should not put it in the helpers directory. Thanks, Mike --- ## [Very Noob Question: index.html](https://www.ruby-forum.com/t/very-noob-question-index-html/106162)
**Author:** [@newby](https://www.ruby-forum.com/u/newby)\ **Replies:** 3\ **Last updated:** [June 6, 2007, 11:50pm UTC](https://www.ruby-forum.com/t/very-noob-question-index-html/106162 "2007-06-06T23:50:57Z")
Hi, I have a very noob question. I just started on RoR this week, glad to be on board. I’m just wondering where I edit the first page when people come to the site, index.html. There seems to be one in the public fold… --- ## [Periodic crash](https://www.ruby-forum.com/t/periodic-crash/106012)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 3\ **Last updated:** [June 5, 2007, 8:30pm UTC](https://www.ruby-forum.com/t/periodic-crash/106012 "2007-06-05T20:30:33Z")
I’ve got an RoR application that periodically refreshes its page with in the section. This works beautifully for the most part, but about every 4 or 5 days, Rails will crash with the dump shown below. All components… --- ## [Fetching RSS feeds in background](https://www.ruby-forum.com/t/fetching-rss-feeds-in-background/89368)
**Author:** [@Behi](https://www.ruby-forum.com/u/Behi)\ **Replies:** 3\ **Last updated:** [May 14, 2007, 3:58pm UTC](https://www.ruby-forum.com/t/fetching-rss-feeds-in-background/89368 "2007-05-14T15:58:19Z")
Hi all, How would you implement an RSS feed fetcher that works in background in an RoR application? It looks like backgroundrb is the way to go, but it doesn’t work in Windoze… Regards, Behi --- ## [OT: Make an outgoing phonecall](https://www.ruby-forum.com/t/ot-make-an-outgoing-phonecall/92568)
**Author:** [@n1c](https://www.ruby-forum.com/u/n1c)\ **Replies:** 3\ **Last updated:** [April 22, 2007, 1:06pm UTC](https://www.ruby-forum.com/t/ot-make-an-outgoing-phonecall/92568 "2007-04-22T13:06:55Z")
We’re starting a project where we need to make outgoing phonecalls that will play a pre-recorded message to the logged-in user. The only service I can find to do this is jaduka.com, however they don’t allow calls outs… --- ## [Silly Code from The Muppet Laboratories](https://www.ruby-forum.com/t/silly-code-from-the-muppet-laboratories/84264)
**Author:** [@robkuz](https://www.ruby-forum.com/u/robkuz)\ **Replies:** 3\ **Last updated:** [February 2, 2007, 8:16pm UTC](https://www.ruby-forum.com/t/silly-code-from-the-muppet-laboratories/84264 "2007-02-02T20:16:13Z")
… for lazy typers - can also be used for obfuscation. Might make your code unmaintainable, instable or both. Use at own risk. robert --- ## [Always Not Found](https://www.ruby-forum.com/t/always-not-found/83668)
**Author:** [@hawe](https://www.ruby-forum.com/u/hawe)\ **Replies:** 3\ **Last updated:** [February 1, 2007, 5:03am UTC](https://www.ruby-forum.com/t/always-not-found/83668 "2007-02-01T05:03:36Z")
hi! I’m migrating to Rails 1.2.1 (from 1.1.6), but now I’m getting a 404 (Not Found) page for every url I call! Not even the error messages I got before are shown on this page anymore. So I took a look into developme… --- ## [Representing a graph](https://www.ruby-forum.com/t/representing-a-graph/79678)
**Author:** [@hapciu](https://www.ruby-forum.com/u/hapciu)\ **Replies:** 3\ **Last updated:** [December 18, 2006, 4:21pm UTC](https://www.ruby-forum.com/t/representing-a-graph/79678 "2006-12-18T16:21:30Z")
I am representing a graph structrure in my DB. I have a table for nodes (which holds node names for now) and a table for segments/links. Each segment has the id-s of its 2 end-nodes. How do i specify this in the Rails… --- ## [Jabber con Rails](https://www.ruby-forum.com/t/jabber-con-rails/79637)
**Author:** [@stb](https://www.ruby-forum.com/u/stb)\ **Replies:** 3\ **Last updated:** [December 18, 2006, 9:16am UTC](https://www.ruby-forum.com/t/jabber-con-rails/79637 "2006-12-18T09:16:32Z")
Ciao, vorrei implementare jabber nel sistema ti messaggistica interna del mio sito, in poche parole voglio che i messaggi si possano spedire e leggere sia dal sito sia dal proprio client. Inoltre stavo pensando a qua… --- ## [Login Engine, Ruby on Rails and General Questions](https://www.ruby-forum.com/t/login-engine-ruby-on-rails-and-general-questions/75173)
**Author:** [@nark](https://www.ruby-forum.com/u/nark)\ **Replies:** 0\ **Last updated:** [November 7, 2006, 11:59pm UTC](https://www.ruby-forum.com/t/login-engine-ruby-on-rails-and-general-questions/75173 "2006-11-07T23:59:15Z")
Hi guys, I am new to the forums and to Ruby on Rails as well. I am currently working on an application that requires a login form. I am using RadRails v 0.7.1 and a MySQL Server 5.0 database. I used the Salted Login E… --- ## [Problem modifying captured regexp results](https://www.ruby-forum.com/t/problem-modifying-captured-regexp-results/73017)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 3\ **Last updated:** [October 21, 2006, 9:22pm UTC](https://www.ruby-forum.com/t/problem-modifying-captured-regexp-results/73017 "2006-10-21T21:22:36Z")
Hello, I’m using ruby to automatically generate Fortran95 code and I’m using a regular expression to parse the following type of definition line: REAL(fp), DIMENSION(Dim1,Dim2) :: Arr2 ! Description of Arr2 The rege… --- ## [Passing variables between rails and javascript](https://www.ruby-forum.com/t/passing-variables-between-rails-and-javascript/72157)
**Author:** [@lee](https://www.ruby-forum.com/u/lee)\ **Replies:** 3\ **Last updated:** [October 15, 2006, 1:21am UTC](https://www.ruby-forum.com/t/passing-variables-between-rails-and-javascript/72157 "2006-10-15T01:21:10Z")
Hi, I’ve been looking around on the forums and tutorials but I still can’t seem to make this work. Here is what I am trying to do. I have a view do a form\_remote\_tag with some variables. In the controller I want to… --- ## [Active Record Inheritence](https://www.ruby-forum.com/t/active-record-inheritence/72140)
**Author:** [@bizzz](https://www.ruby-forum.com/u/bizzz)\ **Replies:** 3\ **Last updated:** [October 14, 2006, 7:42pm UTC](https://www.ruby-forum.com/t/active-record-inheritence/72140 "2006-10-14T19:42:31Z")
Greetings, I’m having some troubles getting single table inheritance working. I’m outside of rails, and I think I understand the way this whole thing is supposed to work. I’ve got tables in a PostgreSQL database, (… --- ## [Add default value on Insert](https://www.ruby-forum.com/t/add-default-value-on-insert/66038)
**Author:** [@jimweirich](https://www.ruby-forum.com/u/jimweirich)\ **Replies:** 3\ **Last updated:** [August 23, 2006, 12:18am UTC](https://www.ruby-forum.com/t/add-default-value-on-insert/66038 "2006-08-23T00:18:02Z")
The following inserts a new product, no problem. Howeve, I have to prefix the filename with "\\images" so upon retrieval it will looki in the right directory. How can I modify this code to append "\\images" to the fi… --- ## [Has\_many e belongs\_to](https://www.ruby-forum.com/t/has-many-e-belongs-to/100698)
**Author:** [@francesco](https://www.ruby-forum.com/u/francesco)\ **Replies:** 3\ **Last updated:** [August 3, 2006, 12:23pm UTC](https://www.ruby-forum.com/t/has-many-e-belongs-to/100698 "2006-08-03T12:23:09Z")
Salve ragazzi, da relativamente nuovo per RoR ho una domanda spero stupida da porvi. Please, help me! Ho una tabella Utenti e una Progetti. La colonna Progetti.creatore contiene l’id dell’utente. Questi sono i model… --- ## [How to Firebug XHR/AJAX requests](https://www.ruby-forum.com/t/how-to-firebug-xhr-ajax-requests/100024)
**Author:** [@doug](https://www.ruby-forum.com/u/doug)\ **Replies:** 3\ **Last updated:** [July 27, 2006, 7:58am UTC](https://www.ruby-forum.com/t/how-to-firebug-xhr-ajax-requests/100024 "2006-07-27T07:58:10Z")
Saw a lot of recommendations for Firebug (http://www.joehewitt.com/software/firebug/) on this list. I’ve scanned its docs and tried it–many useful features. But I’m so dense that I can’t get it to spy XHR/AJAX request… --- ## [Error in executing "ruby script/server"](https://www.ruby-forum.com/t/error-in-executing-ruby-script-server/99529)
**Author:** [@kaliem](https://www.ruby-forum.com/u/kaliem)\ **Replies:** 3\ **Last updated:** [July 24, 2006, 6:05am UTC](https://www.ruby-forum.com/t/error-in-executing-ruby-script-server/99529 "2006-07-24T06:05:22Z")
Hi all, Somebody please advice me what should i do: I installed instant rails and i executed the command “\*ruby script/server” \*sucessfully for the first time the next time, when i tried to execute the same command, … [Previous page](https://www.ruby-forum.com/top.md?page=1881&per_page=50) [Next page](https://www.ruby-forum.com/top.md?page=1883&per_page=50)