# Top **URL:** https://www.ruby-forum.com/top.md?page=1897 [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:** 1898 --- ## [Filecolumn: url\_for\_file\_column problem](https://www.ruby-forum.com/t/filecolumn-url-for-file-column-problem/51968)
**Author:** [@wborgon](https://www.ruby-forum.com/u/wborgon)\ **Replies:** 2\ **Last updated:** [December 4, 2005, 1:55pm UTC](https://www.ruby-forum.com/t/filecolumn-url-for-file-column-problem/51968 "2005-12-04T13:55:29Z")
Calling url\_for\_file\_colum results in a TypeError: can’t convert nil to string. The error is in line 148 of filecolumn.rb: def relative\_path(subdir=nil) File.join(relative\_path\_prefix,subdir, @filename) end If I su… --- ## [Conditional periodically\_call\_remote](https://www.ruby-forum.com/t/conditional-periodically-call-remote/47579)
**Author:** [@cole](https://www.ruby-forum.com/u/cole)\ **Replies:** 2\ **Last updated:** [November 12, 2005, 12:49pm UTC](https://www.ruby-forum.com/t/conditional-periodically-call-remote/47579 "2005-11-12T12:49:33Z")
Is there a way to only run periodically\_call\_remote when a condition is true? I essentially want the ability to start and top periodically\_call\_remote, based on a user initiated action. Thanks, John --- ## [Ruby template indentation issue - puppet](https://www.ruby-forum.com/t/ruby-template-indentation-issue-puppet/259960)
**Author:** [@sglakjnn](https://www.ruby-forum.com/u/sglakjnn)\ **Replies:** 0\ **Last updated:** [July 8, 2020, 1:50pm UTC](https://www.ruby-forum.com/t/ruby-template-indentation-issue-puppet/259960 "2020-07-08T13:50:09Z")
I’m unable to fix indentation for ruby template, I’ve spent hours on this and still couldn’t get it to work as expected. Here is the template: \<%= @log\_path -%\> { \<%= @rotate\_every %\> rotate \<%= @rotate… --- ## [USRP N210\_Activation RX and TX](https://www.ruby-forum.com/t/usrp-n210-activation-rx-and-tx/253671)
**Author:** [@Ivancica](https://www.ruby-forum.com/u/Ivancica)\ **Replies:** 0\ **Last updated:** [January 28, 2020, 1:06pm UTC](https://www.ruby-forum.com/t/usrp-n210-activation-rx-and-tx/253671 "2020-01-28T13:06:05Z")
Hi, Plese can you help me. I have USRP N210, my software is Matlab R2016a and OS Windows. My question is: Can I use one USRP N210 (one device) as transmitter and receiver on the way that is RF1 is transmitter and RF2 … --- ## [Test: Expected response to be a \<:redirect\>, but was \<200\>](https://www.ruby-forum.com/t/test-expected-response-to-be-a-redirect-but-was-200/164695)
**Author:** [@elle](https://www.ruby-forum.com/u/elle)\ **Replies:** 0\ **Last updated:** [April 4, 2009, 5:43am UTC](https://www.ruby-forum.com/t/test-expected-response-to-be-a-redirect-but-was-200/164695 "2009-04-04T05:43:07Z")
Hello, I wanted to ask if someone could explain something to me. I have a Category model with only name:string created using resource\_controller. I have no problem creating new, editing and/or deleting. When I create… --- ## [How to repair gems installed with 2.3 after ruby update to 2.5](https://www.ruby-forum.com/t/how-to-repair-gems-installed-with-2-3-after-ruby-update-to-2-5/251647)
**Author:** [@rexplorer](https://www.ruby-forum.com/u/rexplorer)\ **Replies:** 0\ **Last updated:** [January 14, 2019, 9:27pm UTC](https://www.ruby-forum.com/t/how-to-repair-gems-installed-with-2-3-after-ruby-update-to-2-5/251647 "2019-01-14T21:27:57Z")
I’ve updated ubuntu 16.04 to 18.05. In that process ruby was updated from 2.3 to 2.5. It seems that’s breaking the gems. The gems are not running, while they are linked to the old ruby: bash: /usr/local/bin/jekyll: /… --- ## [Jobs - ruby on rails ninja](https://www.ruby-forum.com/t/jobs-ruby-on-rails-ninja/243448)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 0\ **Last updated:** [November 3, 2015, 9:36am UTC](https://www.ruby-forum.com/t/jobs-ruby-on-rails-ninja/243448 "2015-11-03T09:36:42Z")
Hi Rubyists! Im looking for a talented rubyist to lead , develop and grow a team within an exciting new venture in the Fashion retail sector. This new venture is looking to grow rapidly and this role promises progress… --- ## [Rename COLON3 to COLON2\_HEAD](https://www.ruby-forum.com/t/rename-colon3-to-colon2-head/232889)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 0\ **Last updated:** [November 2, 2014, 6:15pm UTC](https://www.ruby-forum.com/t/rename-colon3-to-colon2-head/232889 "2014-11-02T18:15:08Z")
Issue #10287 has been updated by yasuhiro arima. File colon2head-20141103a.patch added パッチを作り直してみました。 misc #10287: rename COLON3 to COLON2\_HEAD. Author: yasuhiro arima Status: Open Priority: Normal Assignee: Yukih… --- ## [Bool/False/True module for '==='](https://www.ruby-forum.com/t/bool-false-true-module-for/232503)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 0\ **Last updated:** [October 13, 2014, 12:06pm UTC](https://www.ruby-forum.com/t/bool-false-true-module-for/232503 "2014-10-13T12:06:23Z")
Issue #10327 has been updated by Kazuhiro NISHIYAMA. nil も含むなら False/True よりも Falsy/Truthy の方が良いのではないでしょうか。 case で使うだけなら :!.to\_proc と :itself.to\_proc を使うという方法もありそうです。 (itself は 2.2 以降ですが。) ruby -e '\[nil, false, true,… --- ## [Memory on heroku](https://www.ruby-forum.com/t/memory-on-heroku/238813)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 0\ **Last updated:** [January 30, 2014, 2:10am UTC](https://www.ruby-forum.com/t/memory-on-heroku/238813 "2014-01-30T02:10:29Z")
on new JRuby apps heroku starts with -Xmx384m. I’ve found that this setting always results in R14 (out of memory) errors. I’ve stepped it down bit by bit and now am on 256 which I think will work. Here’s my memory u… --- ## [\[ANN\] Ruboto 0.16.0 released!](https://www.ruby-forum.com/t/ann-ruboto-0-16-0-released/237745)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [November 27, 2013, 10:56am UTC](https://www.ruby-forum.com/t/ann-ruboto-0-16-0-released/237745 "2013-11-27T10:56:49Z")
The Ruboto team is pleased to announce the release of Ruboto 0.16.0. Ruboto (JRuby on Android) is a platform for developing full stand-alone apps for Android using the Ruby language and libraries. It includes support… --- ## [Debian 7](https://www.ruby-forum.com/t/debian-7/228965)
**Author:** [@zdavidlnx](https://www.ruby-forum.com/u/zdavidlnx)\ **Replies:** 3\ **Last updated:** [May 28, 2013, 12:14pm UTC](https://www.ruby-forum.com/t/debian-7/228965 "2013-05-28T12:14:49Z")
Hey, I only want to ask, when the Debian Wheezy package will be released in http://nginx.org/packages/debian/ Best Regards David --- ## [Rails s](https://www.ruby-forum.com/t/rails-s/222351)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 3\ **Last updated:** [August 27, 2012, 2:05pm UTC](https://www.ruby-forum.com/t/rails-s/222351 "2012-08-27T14:05:09Z")
Be aware , newbie question, but i did the google part to find a solution. After a new installation on win7 64 bit , i reached the point (okay i took a while and some other issues where fixed before) where the Manual s… --- ## [Another random idea -- "break" at toplevel](https://www.ruby-forum.com/t/another-random-idea-break-at-toplevel/221154)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 3\ **Last updated:** [July 4, 2012, 1:26pm UTC](https://www.ruby-forum.com/t/another-random-idea-break-at-toplevel/221154 "2012-07-04T13:26:09Z")
There have been times that I wanted to just skip to the bottom of the current file. For one example, consider this idiom (not as popular as it used to be): if $0 == \_\_FILE\_\_ # Possibly many lines end I’d like to … --- ## [Problem with duplicated values in writing to an array](https://www.ruby-forum.com/t/problem-with-duplicated-values-in-writing-to-an-array/220146)
**Author:** [@Gurdipe\_D](https://www.ruby-forum.com/u/Gurdipe_D)\ **Replies:** 3\ **Last updated:** [May 30, 2012, 4:22pm UTC](https://www.ruby-forum.com/t/problem-with-duplicated-values-in-writing-to-an-array/220146 "2012-05-30T16:22:24Z")
Hi, The next code snippet: arr = \[\] code = \[\] code\[0\] = ‘op1’ code\[1\] = ‘’ code\[2\] = '’ code\[3\] = 1 arr\[0\] = code puts arr.inspect code\[0\] = ‘op2’ code\[3\] = 2 arr\[1\]= code puts arr.inspect Produc… --- ## [How to append to models errors collection?](https://www.ruby-forum.com/t/how-to-append-to-models-errors-collection/217216)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 3\ **Last updated:** [February 24, 2012, 4:25pm UTC](https://www.ruby-forum.com/t/how-to-append-to-models-errors-collection/217216 "2012-02-24T16:25:10Z")
I want to append to my models error collection from another models errors like: @user.errors each do |e| @post.errors \<\< e end unless @user.valid? But it says: 'undefined method \<\< for activemodel post … What is … --- ## [Foreign character problem](https://www.ruby-forum.com/t/foreign-character-problem/216082)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 3\ **Last updated:** [January 27, 2012, 5:32pm UTC](https://www.ruby-forum.com/t/foreign-character-problem/216082 "2012-01-27T17:32:32Z")
The problem I am currently facing is that the Chinese characters that are posted on my site which are encoded with UTF-8 become scrambled, but not instantly. After a duration of time the characters screw up. All my pa… --- ## [Case menu - obtain the first conditions?](https://www.ruby-forum.com/t/case-menu-obtain-the-first-conditions/215768)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 3\ **Last updated:** [January 15, 2012, 9:58am UTC](https://www.ruby-forum.com/t/case-menu-obtain-the-first-conditions/215768 "2012-01-15T09:58:23Z")
Hi. Consider I have a case menu like this. def enter\_menu case @i when ‘list\_cars’,‘lc’ list\_cars when ‘list\_horses’,‘lh’ list\_horses when ‘list\_plants’,'lp list\_plants when ‘help’ show\_help end end Now, in… --- ## [Saving block status](https://www.ruby-forum.com/t/saving-block-status/215719)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 3\ **Last updated:** [January 14, 2012, 4:37pm UTC](https://www.ruby-forum.com/t/saving-block-status/215719 "2012-01-14T16:37:06Z")
Hi! I’ve been working on the development of a Digital TV transmitter on GNU Radio. The problem is that the information flow is bufferized before “entering” the blocks, but the information i need to process is too lar… --- ## [Testing foreign key of rails fail](https://www.ruby-forum.com/t/testing-foreign-key-of-rails-fail/209369)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 3\ **Last updated:** [July 13, 2011, 10:07pm UTC](https://www.ruby-forum.com/t/testing-foreign-key-of-rails-fail/209369 "2011-07-13T22:07:44Z")
I have a some warnings about the referencing of foreign key, i did try several way to solve this problem but i am still stuck with foreign key. is the syntax of setting foreign key is wrong? can anyone help to fix th… --- ## [How to package a sub application in a gem](https://www.ruby-forum.com/t/how-to-package-a-sub-application-in-a-gem/206998)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 3\ **Last updated:** [May 15, 2011, 10:57pm UTC](https://www.ruby-forum.com/t/how-to-package-a-sub-application-in-a-gem/206998 "2011-05-15T22:57:58Z")
Hi guys, I am rather new to the rails world and need your help in pointing me to a good sample project and/or some hints how best to implement it. I have implemented an API section for a website of mine that deals wi… --- ## [Ciao a tutti](https://www.ruby-forum.com/t/ciao-a-tutti/201360)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 3\ **Last updated:** [January 6, 2011, 5:27pm UTC](https://www.ruby-forum.com/t/ciao-a-tutti/201360 "2011-01-06T17:27:49Z")
Ciao a tutti, sono un novello programmatore di ruby: ho acquistato la mini guida di apogeonline (pardon per la pubblicità). Questa è la questione: dato il seguente codice def visualizza(hsh) p hsh.keys p hsh.values … --- ## [Rails VALIDATES w :message?](https://www.ruby-forum.com/t/rails-validates-w-message/198919)
**Author:** [@Dobai-Pataky\_BSSSSl](https://www.ruby-forum.com/u/Dobai-Pataky_BSSSSl)\ **Replies:** 3\ **Last updated:** [November 10, 2010, 9:17pm UTC](https://www.ruby-forum.com/t/rails-validates-w-message/198919 "2010-11-10T21:17:37Z")
Hello, I have the following: validates :fname, :presence =\> true, :length =\> { :minimum =\> 2 } How do I add a message to that? Right now the errors says “Fname is too short (minimum is 2 characters)” I’d like it t… --- ## [Heroku JS & CSS Compression Recommendations](https://www.ruby-forum.com/t/heroku-js-css-compression-recommendations/198604)
**Author:** [@okkezSS](https://www.ruby-forum.com/u/okkezSS)\ **Replies:** 3\ **Last updated:** [November 8, 2010, 8:45am UTC](https://www.ruby-forum.com/t/heroku-js-css-compression-recommendations/198604 "2010-11-08T08:45:12Z")
Hello, I’m interested in doing something about my dozens of JS and CSS include files in order to speed up my Heroku, Rails 3 hosted app. If you are currently on Heroku and have a suggestion on how to optimize JS and C… --- ## [Thread support in Nginx](https://www.ruby-forum.com/t/thread-support-in-nginx/196025)
**Author:** [@cachenewbie](https://www.ruby-forum.com/u/cachenewbie)\ **Replies:** 3\ **Last updated:** [October 5, 2010, 8:21pm UTC](https://www.ruby-forum.com/t/thread-support-in-nginx/196025 "2010-10-05T20:21:16Z")
Is there any plan to fix thread support in Nginx ? Are there significant drawbacks in running multiple threads in each Nginx process ? Posted at Nginx Forum: --- ## [How to imitate a browser?](https://www.ruby-forum.com/t/how-to-imitate-a-browser/195940)
**Author:** [@drekorian](https://www.ruby-forum.com/u/drekorian)\ **Replies:** 3\ **Last updated:** [October 4, 2010, 7:45pm UTC](https://www.ruby-forum.com/t/how-to-imitate-a-browser/195940 "2010-10-04T19:45:49Z")
Hey guys, so I’m trying to write a simple script for extraction of my profile data from one site. In order to get the data I have to log in and then download a page. At first I tried to use Ruby’s Net::HTTP library, … --- ## [Post form example](https://www.ruby-forum.com/t/post-form-example/195027)
**Author:** [@Crooksey](https://www.ruby-forum.com/u/Crooksey)\ **Replies:** 3\ **Last updated:** [September 15, 2010, 7:47pm UTC](https://www.ruby-forum.com/t/post-form-example/195027 "2010-09-15T19:47:29Z")
Im looking for a very very basic POST form that will post data to an external website with Net:http I wonder if anyone has created one they could share? --- ## [Mongrel rails cluster problem](https://www.ruby-forum.com/t/mongrel-rails-cluster-problem/190707)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 3\ **Last updated:** [June 28, 2010, 11:15am UTC](https://www.ruby-forum.com/t/mongrel-rails-cluster-problem/190707 "2010-06-28T11:15:48Z")
Hi All, I am new to RoR and I have issue accessing my app through mongrel cluster. When I start only mongrel\_rails, I can access my app at http://localhost:3000. However, when I start mongrel\_cluster, I cannot acces… --- ## [Change in number of leading spaces](https://www.ruby-forum.com/t/change-in-number-of-leading-spaces/186143)
**Author:** [@xtremebain](https://www.ruby-forum.com/u/xtremebain)\ **Replies:** 3\ **Last updated:** [April 4, 2010, 11:37pm UTC](https://www.ruby-forum.com/t/change-in-number-of-leading-spaces/186143 "2010-04-04T23:37:40Z")
Sorry about re-post due to typo. I am looping through a file and using a script that detects leading spaces (based on a previous post to this forum) What I want to do is to detect changes in number of leading spaces, … --- ## [(noob) Help with variables](https://www.ruby-forum.com/t/noob-help-with-variables/184964)
**Author:** [@jimdeuc](https://www.ruby-forum.com/u/jimdeuc)\ **Replies:** 3\ **Last updated:** [March 12, 2010, 12:57pm UTC](https://www.ruby-forum.com/t/noob-help-with-variables/184964 "2010-03-12T12:57:50Z")
I’m trying to make what amounts to a cloud files manager using the ruby API. In the end I want login via MySQL and all that fun stuff, but for now I want it to just -work-. I’m using eruby loaded via CGI on apache. So… --- ## [Running tests in a different environment](https://www.ruby-forum.com/t/running-tests-in-a-different-environment/184154)
**Author:** [@byron\_appelt](https://www.ruby-forum.com/u/byron_appelt)\ **Replies:** 3\ **Last updated:** [February 26, 2010, 3:51pm UTC](https://www.ruby-forum.com/t/running-tests-in-a-different-environment/184154 "2010-02-26T15:51:57Z")
Hi, We have a continuous integration server setup for our rails projects. I would like to set-up a different rails environment for running the tests on the build server so that I don’t have to force all the developer… --- ## [Store HTML select option value](https://www.ruby-forum.com/t/store-html-select-option-value/182946)
**Author:** [@Learn\_by\_D](https://www.ruby-forum.com/u/Learn_by_D)\ **Replies:** 3\ **Last updated:** [February 5, 2010, 4:56pm UTC](https://www.ruby-forum.com/t/store-html-select-option-value/182946 "2010-02-05T16:56:31Z")
In my app, each user may have one of the 30 predefined occupations. Each occupation is a string of about 30 characters. Should I: a. store this list of occupations in a mysql table and make occupation\_id a foreign k… --- ## [Assert\_redirected help](https://www.ruby-forum.com/t/assert-redirected-help/179907)
**Author:** [@sanjanad](https://www.ruby-forum.com/u/sanjanad)\ **Replies:** 3\ **Last updated:** [December 12, 2009, 3:35am UTC](https://www.ruby-forum.com/t/assert-redirected-help/179907 "2009-12-12T03:35:25Z")
assert\_redirected\_to category\_path(assigns(:category)) this line for example…when i use it in my code def test\_should\_create\_category login\_as :admin assert\_difference Category, :count, 1 do post :create, :category … --- ## [Could someone tell me if the query is secure](https://www.ruby-forum.com/t/could-someone-tell-me-if-the-query-is-secure/178105)
**Author:** [@mitch\_newbie](https://www.ruby-forum.com/u/mitch_newbie)\ **Replies:** 3\ **Last updated:** [October 29, 2009, 9:43am UTC](https://www.ruby-forum.com/t/could-someone-tell-me-if-the-query-is-secure/178105 "2009-10-29T09:43:00Z")
I understand that its easy for someone to do all kinds of nasty things to a database. I am trying to work on security. Could someone tell me if the following query is structured correctly for security #find matching … --- ## [Applicazioni RIA](https://www.ruby-forum.com/t/applicazioni-ria/177468)
**Author:** [@msan](https://www.ruby-forum.com/u/msan)\ **Replies:** 3\ **Last updated:** [October 19, 2009, 12:54pm UTC](https://www.ruby-forum.com/t/applicazioni-ria/177468 "2009-10-19T12:54:55Z")
E’ possibile crearle con rails? Occorre qualche plugin immagino. --- ## [Will the sky fall down if I install Ruby on Rails?](https://www.ruby-forum.com/t/will-the-sky-fall-down-if-i-install-ruby-on-rails/177263)
**Author:** [@omar.m](https://www.ruby-forum.com/u/omar.m)\ **Replies:** 3\ **Last updated:** [October 14, 2009, 10:20pm UTC](https://www.ruby-forum.com/t/will-the-sky-fall-down-if-i-install-ruby-on-rails/177263 "2009-10-14T22:20:04Z")
Warning: this is a dumb question I have a Linux server I’ve heard enough about ROR and want to try out and learn What will happen if I install ROR? Will it effect anything else on my server? Like the OS or databases … --- ## [RE: We're sorry something went wrong when I use -d mysql](https://www.ruby-forum.com/t/re-were-sorry-something-went-wrong-when-i-use-d-mysql/175944)
**Author:** [@about2flip](https://www.ruby-forum.com/u/about2flip)\ **Replies:** 3\ **Last updated:** [September 23, 2009, 4:05am UTC](https://www.ruby-forum.com/t/re-were-sorry-something-went-wrong-when-i-use-d-mysql/175944 "2009-09-23T04:05:28Z")
Hi: I am trying to make an application using mysql. When I do rails name – d mysql, and then run mongrel. I will go to localhost:3000 and when i check my application environment, I get an error We’re sorry something … --- ## [Reading file multiple field](https://www.ruby-forum.com/t/reading-file-multiple-field/175620)
**Author:** [@prashanth\_hiremath](https://www.ruby-forum.com/u/prashanth_hiremath)\ **Replies:** 3\ **Last updated:** [September 16, 2009, 9:46pm UTC](https://www.ruby-forum.com/t/reading-file-multiple-field/175620 "2009-09-16T21:46:01Z")
Hi hassan, I have an file x.txt which have an DestinationID|Name|City|StateProvince|Country|Latitude|Longitude|Type there are the fileds i have and also the data i want to read the file line by line into 2D … --- ## [Can You Store Individual Letters?](https://www.ruby-forum.com/t/can-you-store-individual-letters/174983)
**Author:** [@ss\_1982](https://www.ruby-forum.com/u/ss_1982)\ **Replies:** 3\ **Last updated:** [September 6, 2009, 8:01pm UTC](https://www.ruby-forum.com/t/can-you-store-individual-letters/174983 "2009-09-06T20:01:52Z")
I was wandering if it is possible to have user inputted words stored and each letter as a seperate variable. I know i could just have each letter inputted indvidually but thats time consuming on the users part. Here’s … --- ## [Ubuntu package problem?](https://www.ruby-forum.com/t/ubuntu-package-problem/171769)
**Author:** [@Jordan\_J\_Riggs](https://www.ruby-forum.com/u/Jordan_J_Riggs)\ **Replies:** 3\ **Last updated:** [July 9, 2009, 7:23pm UTC](https://www.ruby-forum.com/t/ubuntu-package-problem/171769 "2009-07-09T19:23:35Z")
Hi, I’m attempting to run gr-sounder on Ubuntu 9.04, using the 3.2 release from the Ubuntu gnuradio repository. The core gnuradio packages seem to work fine, but when I run usrp\_sounder.py, I get an error indicating … --- ## [Observe\_form + call back after page changes - why?](https://www.ruby-forum.com/t/observe-form-call-back-after-page-changes-why/161664)
**Author:** [@davidstokar](https://www.ruby-forum.com/u/davidstokar)\ **Replies:** 3\ **Last updated:** [June 2, 2009, 12:15pm UTC](https://www.ruby-forum.com/t/observe-form-call-back-after-page-changes-why/161664 "2009-06-02T12:15:43Z")
Hello there, I have a live search that gimme a list of products. In that list, I have a link for each product. That link render the product page. The problem is: After the product page renders, the observe\_form calls … --- ## [Listing an Array created within a Class](https://www.ruby-forum.com/t/listing-an-array-created-within-a-class/169173)
**Author:** [@adrianunderwater](https://www.ruby-forum.com/u/adrianunderwater)\ **Replies:** 3\ **Last updated:** [May 31, 2009, 7:09am UTC](https://www.ruby-forum.com/t/listing-an-array-created-within-a-class/169173 "2009-05-31T07:09:16Z")
I am learning from Programming Ruby wich comes with Ruby instalation. In the chapter about containers - Implementing a SongList Container I took the code in NetBeans like follows: require ‘Baza.rb’ #here is my Song cl… --- ## [Hardcode database record reference into model](https://www.ruby-forum.com/t/hardcode-database-record-reference-into-model/167363)
**Author:** [@reynar](https://www.ruby-forum.com/u/reynar)\ **Replies:** 3\ **Last updated:** [May 7, 2009, 3:11am UTC](https://www.ruby-forum.com/t/hardcode-database-record-reference-into-model/167363 "2009-05-07T03:11:45Z")
Hi, I have a table containing system account types (“Income”, “Ordered”, “Available” etc) which are created as seed data during application installation. class InventoryAccountType \< ActiveRecord::Base has\_many :inv… --- ## [Will\_Paginate error](https://www.ruby-forum.com/t/will-paginate-error/165907)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 3\ **Last updated:** [April 27, 2009, 12:57pm UTC](https://www.ruby-forum.com/t/will-paginate-error/165907 "2009-04-27T12:57:48Z")
Hi, I would really appreciate if you could please help me to get the pagination working. I’ve spent a lot of time but I couldn’t find a solution for this problem that could make this working. some details: ruby 1.8.6 … --- ## [TimeZone confusion](https://www.ruby-forum.com/t/timezone-confusion/164115)
**Author:** [@suer\_rick](https://www.ruby-forum.com/u/suer_rick)\ **Replies:** 3\ **Last updated:** [March 28, 2009, 7:49pm UTC](https://www.ruby-forum.com/t/timezone-confusion/164115 "2009-03-28T19:49:10Z")
I’m using rails 2.3.2. I have Date/Time data stored in a SQL Server database. All values are UTC (although the database just stores the time, not the zone). All of my computers are in the America/New York time zone. … --- ## [Problem with \`arp -a\`](https://www.ruby-forum.com/t/problem-with-arp-a/161877)
**Author:** [@misha\_mistral](https://www.ruby-forum.com/u/misha_mistral)\ **Replies:** 3\ **Last updated:** [March 4, 2009, 6:05pm UTC](https://www.ruby-forum.com/t/problem-with-arp-a/161877 "2009-03-04T18:05:50Z")
Hi everyone. I have a problem with this command: @arp\_table = arp -n When I execute it on console, all is perfect, but when I put it in the script on Rails the string arp\_table is empty and I don’t view any result. … --- ## [Problem with ruby classes](https://www.ruby-forum.com/t/problem-with-ruby-classes/159233)
**Author:** [@manisha](https://www.ruby-forum.com/u/manisha)\ **Replies:** 3\ **Last updated:** [February 3, 2009, 3:30am UTC](https://www.ruby-forum.com/t/problem-with-ruby-classes/159233 "2009-02-03T03:30:56Z")
Can Anyone please tell me how can we create an object of a class that is present in one ruby file, in another ruby file? I tried using .new() method but that doesn’t seem to work.It simply cannot find the required fil… --- ## [Cannot use "Application" as a model?](https://www.ruby-forum.com/t/cannot-use-application-as-a-model/154106)
**Author:** [@tick](https://www.ruby-forum.com/u/tick)\ **Replies:** 3\ **Last updated:** [November 25, 2008, 3:41pm UTC](https://www.ruby-forum.com/t/cannot-use-application-as-a-model/154106 "2008-11-25T15:41:01Z")
I tried creating an application that has an “Application” model. This seems to collide with the “ApplicationController” defined in application.rb. For example… rails appgoboom cd appgoboom script/generate scaffold … --- ## [Nokogiri problem on Mac OS X](https://www.ruby-forum.com/t/nokogiri-problem-on-mac-os-x/153841)
**Author:** [@Diogo\_Terror](https://www.ruby-forum.com/u/Diogo_Terror)\ **Replies:** 3\ **Last updated:** [November 25, 2008, 2:38pm UTC](https://www.ruby-forum.com/t/nokogiri-problem-on-mac-os-x/153841 "2008-11-25T14:38:43Z")
I’m trying to install Merb, first thing I got was an issue with sqlite3, but I fixed that by re-installing both the sqlite3 and datamapper. Now I’m having an issue with nokogiri. Here’s the problem: dyld: NSLinkModul… --- ## [Migration with data](https://www.ruby-forum.com/t/migration-with-data/153266)
**Author:** [@sijo](https://www.ruby-forum.com/u/sijo)\ **Replies:** 3\ **Last updated:** [November 17, 2008, 11:50am UTC](https://www.ruby-forum.com/t/migration-with-data/153266 "2008-11-17T11:50:19Z")
Hi I am using postgres and have two migration files like 001\_create\_categories.rb as class CreateCategories \< ActiveRecord::Migration def self.up create\_table :categories do |t| t.column :name, :string, :limit=\>80 … [Previous page](https://www.ruby-forum.com/top.md?page=1896&per_page=50) [Next page](https://www.ruby-forum.com/top.md?page=1898&per_page=50)