# Top **URL:** https://www.ruby-forum.com/top.md?page=1547 [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:** 1548 --- ## [Building a hash from query results](https://www.ruby-forum.com/t/building-a-hash-from-query-results/118429)
**Author:** [@jcernelli](https://www.ruby-forum.com/u/jcernelli)\ **Replies:** 2\ **Last updated:** [October 30, 2007, 11:44pm UTC](https://www.ruby-forum.com/t/building-a-hash-from-query-results/118429 "2007-10-30T23:44:20Z")
I need to build a hash out of the results of a query. I had something like this in mind: questions = survey\_questions.find( params\[:yaddayadda\]) myHash = hash.new for questions.each do |question| foo = question.some… --- ## [Db:migrte](https://www.ruby-forum.com/t/db-migrte/112983)
**Author:** [@copon66](https://www.ruby-forum.com/u/copon66)\ **Replies:** 2\ **Last updated:** [August 25, 2007, 7:04pm UTC](https://www.ruby-forum.com/t/db-migrte/112983 "2007-08-25T19:04:16Z")
Hola a todos estoy empezando con esto de ruby on rails y tengo una duda, cuando realizo una migración con rake migration, la migración se realiza bien pero en la consola me aparece este mensage “The rake task migrat… --- ## [Web Services problem: URI library / address location](https://www.ruby-forum.com/t/web-services-problem-uri-library-address-location/106018)
**Author:** [@David\_Alphen](https://www.ruby-forum.com/u/David_Alphen)\ **Replies:** 2\ **Last updated:** [June 6, 2007, 10:51am UTC](https://www.ruby-forum.com/t/web-services-problem-uri-library-address-location/106018 "2007-06-06T10:51:28Z")
Hi, When I use address location in my wsdl without http:// and with a port like : my.location:7800 in \ \ \ **Author:** [@Bolo](https://www.ruby-forum.com/u/Bolo)\ **Replies:** 2\ **Last updated:** [April 25, 2007, 6:20pm UTC](https://www.ruby-forum.com/t/render-restful/92492 "2007-04-25T18:20:09Z") Salut j’ai problème assez étrange je suis decu depuis deux jours, mais je trouve pas :frowning: Alors quand je teste mon formulaire qu’une validation n’est pas bonne je suis redirigé sur la page Template is missi… --- ## [Question sur les Renders Partial](https://www.ruby-forum.com/t/question-sur-les-renders-partial/90958)
**Author:** [@StSSSSphane\_Toussai](https://www.ruby-forum.com/u/StSSSSphane_Toussai)\ **Replies:** 2\ **Last updated:** [April 4, 2007, 4:09pm UTC](https://www.ruby-forum.com/t/question-sur-les-renders-partial/90958 "2007-04-04T16:09:14Z")
Bonjour, Je souhaites savoir si (ou comment) la chose suivante est possible avec Rails : J’ai 1 contrôleur avec entre autres deux actions (list\_financial\_account, list\_commercial\_account). Ces actions renvoient simp… --- ## [Cost of using many fields](https://www.ruby-forum.com/t/cost-of-using-many-fields/87741)
**Author:** [@WatersS\_Chris](https://www.ruby-forum.com/u/WatersS_Chris)\ **Replies:** 2\ **Last updated:** [March 6, 2007, 5:49am UTC](https://www.ruby-forum.com/t/cost-of-using-many-fields/87741 "2007-03-06T05:49:41Z")
Hi, In ferret, and especially when using acts\_as\_ferret, it is easy to specify many fields. What is the cost of using a lot of fields from a performance perspective? Is each field searched separately, or are they com… --- ## [La forma mas sencilla de subir una imagen](https://www.ruby-forum.com/t/la-forma-mas-sencilla-de-subir-una-imagen/84578)
**Author:** [@lamacarena](https://www.ruby-forum.com/u/lamacarena)\ **Replies:** 2\ **Last updated:** [February 6, 2007, 4:55pm UTC](https://www.ruby-forum.com/t/la-forma-mas-sencilla-de-subir-una-imagen/84578 "2007-02-06T16:55:00Z")
En una ficha de empleados quiero poner la foto, antes de preguntar he mirado un poquito y he leido sobre el acts\_as\_attachment pero yo quiero algo sencillito, incluso que se pueda cargar a la bd con un campo blob. c… --- ## [Link\_to method throws a url\_for error](https://www.ruby-forum.com/t/link-to-method-throws-a-url-for-error/81004)
**Author:** [@jfoxny](https://www.ruby-forum.com/u/jfoxny)\ **Replies:** 2\ **Last updated:** [January 3, 2007, 7:15pm UTC](https://www.ruby-forum.com/t/link-to-method-throws-a-url-for-error/81004 "2007-01-03T19:15:53Z")
This error seems pretty bizarre. I’m using ActionMailer and am using a template in app/views/welcome\_mailer/join.rhtml which has this line: \<%= link\_to :controller =\> ‘group’, :action =\> ‘join’, :group =\> @group.id, :… --- ## [Ubuntu tcltklib absolute beginner question](https://www.ruby-forum.com/t/ubuntu-tcltklib-absolute-beginner-question/73708)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 2\ **Last updated:** [October 27, 2006, 9:31am UTC](https://www.ruby-forum.com/t/ubuntu-tcltklib-absolute-beginner-question/73708 "2006-10-27T09:31:12Z")
I’m trying to start from absolute basics. I have ruby 1.8 installed and working and want to have a look at the Tk interface. I get the following:- irb(main):001:0\> require ‘tk’ RuntimeError: tcltklib: fail to Tk\_Ini… --- ## [How to add a new attribute to a model](https://www.ruby-forum.com/t/how-to-add-a-new-attribute-to-a-model/71949)
**Author:** [@aginghipster](https://www.ruby-forum.com/u/aginghipster)\ **Replies:** 2\ **Last updated:** [October 18, 2006, 10:38am UTC](https://www.ruby-forum.com/t/how-to-add-a-new-attribute-to-a-model/71949 "2006-10-18T10:38:56Z")
I have a model class PriceSet \< ActiveRecord::Base def price\_type\_description case read\_attribute(“price\_type”) when “P” self\[:price\_type\_description\] = “Promotion” when “F” self\[:price\_type\_description\] = “Front … --- ## [Setting Windows environment variable](https://www.ruby-forum.com/t/setting-windows-environment-variable/69328)
**Author:** [@puppet](https://www.ruby-forum.com/u/puppet)\ **Replies:** 2\ **Last updated:** [September 20, 2006, 12:01pm UTC](https://www.ruby-forum.com/t/setting-windows-environment-variable/69328 "2006-09-20T12:01:05Z")
How can I set environment variable for windows(not for currect process)? What command should I use? I need functionality like setx.exe For example I need get env variable, edit it and set it back. ruby 1.8.5 win --- ## [A propos de radrails](https://www.ruby-forum.com/t/a-propos-de-radrails/93918)
**Author:** [@Kyoshu](https://www.ruby-forum.com/u/Kyoshu)\ **Replies:** 2\ **Last updated:** [April 26, 2006, 3:45pm UTC](https://www.ruby-forum.com/t/a-propos-de-radrails/93918 "2006-04-26T15:45:03Z")
Pour le code assist dans radrails, ouais j’utilise effectivement le ctrl space pour le ruby code, mais pas d’auto completion en ce qui concerne le Xhtml, tu sais lorsque par exemple, j’ouvre une balise (H ou p ou autr… --- ## [Using view helpers and route helpers in a model](https://www.ruby-forum.com/t/using-view-helpers-and-route-helpers-in-a-model/170027)
**Author:** [@rob](https://www.ruby-forum.com/u/rob)\ **Replies:** 4\ **Last updated:** [June 6, 2012, 6:39pm UTC](https://www.ruby-forum.com/t/using-view-helpers-and-route-helpers-in-a-model/170027 "2012-06-06T18:39:49Z")
Hi there, I am trying to get something working and its driving me crazy. I have been looking around for solutions to getting view helpers working in models and for the most part I find this solution. Add the followin… --- ## [NoMethodError when using any?](https://www.ruby-forum.com/t/nomethoderror-when-using-any/220176)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 4\ **Last updated:** [May 31, 2012, 7:27pm UTC](https://www.ruby-forum.com/t/nomethoderror-when-using-any/220176 "2012-05-31T19:27:42Z")
I’m trying to use CanCan to an account scoped application. I wrote this method in my ability class: roles = user.roles.find\_by\_account\_id(account.id) if roles.any? { |role| role.type == "Ownership" } can :edit, Accou… --- ## [Re: Phase demodulation](https://www.ruby-forum.com/t/re-phase-demodulation/212577)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 4\ **Last updated:** [October 11, 2011, 3:48pm UTC](https://www.ruby-forum.com/t/re-phase-demodulation/212577 "2011-10-11T15:48:37Z")
arctan (imag(out)/real(out)) plus some filtering to remove out of band noise (it would be nice also to make sure you avoid discontinuities inherent in the arctan function)… Achilleas --- ## [How instance\_eval on Object class creating class methods and not instance methods?](https://www.ruby-forum.com/t/how-instance-eval-on-object-class-creating-class-methods-and-not-instance-methods/207048)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 4\ **Last updated:** [May 18, 2011, 5:21am UTC](https://www.ruby-forum.com/t/how-instance-eval-on-object-class-creating-class-methods-and-not-instance-methods/207048 "2011-05-18T05:21:48Z")
Hey all, I am a little confused about a tutorial I read. Here’s an example below taken from the tutorial: Object.instance\_eval do def has\_attribute( \*attrs ) attrs.each do | attr | self.class\_eval %Q{ def #{attr}=… --- ## [HABTM Duplication](https://www.ruby-forum.com/t/habtm-duplication/206951)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 4\ **Last updated:** [May 14, 2011, 9:54am UTC](https://www.ruby-forum.com/t/habtm-duplication/206951 "2011-05-14T09:54:15Z")
I’m experiencing an issue with duplicate entries being added when using has\_and\_belongs\_to\_many in my models. I’ve setup the following test Rails project (v3.0.7) here: The test case which is failing is: Here’s … --- ## [Can I split the array from text?](https://www.ruby-forum.com/t/can-i-split-the-array-from-text/206155)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 4\ **Last updated:** [April 24, 2011, 6:01pm UTC](https://www.ruby-forum.com/t/can-i-split-the-array-from-text/206155 "2011-04-24T18:01:18Z")
If I have an array like this \[“Member”, “Friends”, “Hello”, “Components”, “Family”, “Lastname”\] And I need to split this array from “Components” and get 2 arrays which are \[“Member”, “Friends”, “Hello”\] and \[“Famil… --- ## [Progress indicator](https://www.ruby-forum.com/t/progress-indicator/205090)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 4\ **Last updated:** [March 29, 2011, 10:25pm UTC](https://www.ruby-forum.com/t/progress-indicator/205090 "2011-03-29T22:25:06Z")
I need a progress indicator that shows the progress of a parser that writes the progress to a db. I have several other examples of the need of informing the users of proress. I will not put the parser in background p… --- ## [Custom form error messages](https://www.ruby-forum.com/t/custom-form-error-messages/226140)
**Author:** [@gregm](https://www.ruby-forum.com/u/gregm)\ **Replies:** 4\ **Last updated:** [February 7, 2011, 6:29pm UTC](https://www.ruby-forum.com/t/custom-form-error-messages/226140 "2011-02-07T18:29:13Z")
Hi, What do I have to override in order to be able to have the error message of each field in front of the input field? I haven’t been able to find anything similar on google. All I’ve found is how to override the co… --- ## [To use AR or not? (table defined in code)](https://www.ruby-forum.com/t/to-use-ar-or-not-table-defined-in-code/202279)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 4\ **Last updated:** [January 26, 2011, 5:39pm UTC](https://www.ruby-forum.com/t/to-use-ar-or-not-table-defined-in-code/202279 "2011-01-26T17:39:29Z")
Hmmm I’ve been scratching my head at this for a little while and maybe I’m not thinking it through correctly. I’m converting a portion of this application to Ruby and I have these data tables that aren’t in a database… --- ## [Handling java script popups(onclick)](https://www.ruby-forum.com/t/handling-java-script-popups-onclick/197434)
**Author:** [@Dobai-Pataky\_BSSSSl](https://www.ruby-forum.com/u/Dobai-Pataky_BSSSSl)\ **Replies:** 4\ **Last updated:** [October 19, 2010, 9:16am UTC](https://www.ruby-forum.com/t/handling-java-script-popups-onclick/197434 "2010-10-19T09:16:24Z")
hello every one, I have a problem while “handling popups”. It is like 1)In my application after a button click a popup is expected and then I have to handle that popup. 2)I have written popup handler in seperate thr… --- ## [Select method save to database](https://www.ruby-forum.com/t/select-method-save-to-database/192861)
**Author:** [@superwick](https://www.ruby-forum.com/u/superwick)\ **Replies:** 4\ **Last updated:** [August 7, 2010, 5:38pm UTC](https://www.ruby-forum.com/t/select-method-save-to-database/192861 "2010-08-07T17:38:00Z")
Hi, real newbie question. How come this wont save to the database! \<%= select(:to\_time\_unit, 'id', @time.timearray) %\> to\_time\_unit is the column is the database that is to hold the selected time unit. ‘id’ is … --- ## [Virtual rails\>\>still learning](https://www.ruby-forum.com/t/virtual-rails-still-learning/192553)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 4\ **Last updated:** [August 2, 2010, 9:47am UTC](https://www.ruby-forum.com/t/virtual-rails-still-learning/192553 "2010-08-02T09:47:47Z")
I am running windows vista on my lap top. I installed virtual box and virtual rails on this laptop and it is running linux. I am very new at learning rails. So far the only thing I have done is create a blog applica… --- ## [Resizing the Virtual Rails image file -? (NewB..)](https://www.ruby-forum.com/t/resizing-the-virtual-rails-image-file-newb/191661)
**Author:** [@tinoD](https://www.ruby-forum.com/u/tinoD)\ **Replies:** 4\ **Last updated:** [July 28, 2010, 5:40pm UTC](https://www.ruby-forum.com/t/resizing-the-virtual-rails-image-file-newb/191661 "2010-07-28T17:40:56Z")
Hi all, Have another Virtual Rails question… as a reminder - I’m a Newbie - both in RoR and even fresher in Linux… \[Have a VirtualRails guest on VirtualBox running on a Windows Vista (64bit) host\] Anyway - My curren… --- ## [ImageMagick, passenger, rails, attachement\_fu doesn't resize](https://www.ruby-forum.com/t/imagemagick-passenger-rails-attachement-fu-doesnt-resize/191071)
**Author:** [@heldopslippers](https://www.ruby-forum.com/u/heldopslippers)\ **Replies:** 4\ **Last updated:** [July 4, 2010, 11:21am UTC](https://www.ruby-forum.com/t/imagemagick-passenger-rails-attachement-fu-doesnt-resize/191071 "2010-07-04T11:21:52Z")
Hi guys! So after a couple of months of development today I am finaly deploying! (WOOHOO great day). But i am stuck with a problem I can’t seem to fix: First of all in development all is working perfectly. In deploy… --- ## [App with lots of business logic](https://www.ruby-forum.com/t/app-with-lots-of-business-logic/190386)
**Author:** [@jcain](https://www.ruby-forum.com/u/jcain)\ **Replies:** 4\ **Last updated:** [June 22, 2010, 10:52am UTC](https://www.ruby-forum.com/t/app-with-lots-of-business-logic/190386 "2010-06-22T10:52:54Z")
Hi, starting basically my biggest project to date (a Rails app). I wasn’t initially intimidated, but the more we talk about the process of how we get from A to B, the more I realize that it involves tons of condition… --- ## [What is the difference build and new?](https://www.ruby-forum.com/t/what-is-the-difference-build-and-new/187446)
**Author:** [@manoj](https://www.ruby-forum.com/u/manoj)\ **Replies:** 4\ **Last updated:** [April 23, 2010, 7:00pm UTC](https://www.ruby-forum.com/t/what-is-the-difference-build-and-new/187446 "2010-04-23T19:00:53Z")
What is the difference between parent.children \<\< child.new and parent.children.build(params\[:child\]) --- ## [Heroku progamming](https://www.ruby-forum.com/t/heroku-progamming/186433)
**Author:** [@thunk](https://www.ruby-forum.com/u/thunk)\ **Replies:** 4\ **Last updated:** [April 7, 2010, 7:00am UTC](https://www.ruby-forum.com/t/heroku-progamming/186433 "2010-04-07T07:00:56Z")
Hello, We have a Ruby program that: Is based on Wee + rack Accepts input from a browser/client Generates a text file, which is also a ruby class Is this an appropriate ‘Ruby’ topic? If so: 1 Does ‘Heroku’ seem … --- ## [Custom validation](https://www.ruby-forum.com/t/custom-validation/185785)
**Author:** [@migrate](https://www.ruby-forum.com/u/migrate)\ **Replies:** 4\ **Last updated:** [March 27, 2010, 8:27am UTC](https://www.ruby-forum.com/t/custom-validation/185785 "2010-03-27T08:27:15Z")
Hi all, I need to call validation methods from outside the models. This is a workflow application so the models don’t have validation methods declared in it. Example: class Step \< ActiveRecord::Base end def Wrk \< … --- ## [Cannot Access new USRP2 from Ubuntu 9.10](https://www.ruby-forum.com/t/cannot-access-new-usrp2-from-ubuntu-9-10/183148)
**Author:** [@Omid\_F](https://www.ruby-forum.com/u/Omid_F)\ **Replies:** 4\ **Last updated:** [February 9, 2010, 9:36pm UTC](https://www.ruby-forum.com/t/cannot-access-new-usrp2-from-ubuntu-9-10/183148 "2010-02-09T21:36:13Z")
Dear all, I have successfully installed the binary for GnuRadio 3.2.2-1 and gnuradio-compaion on Ubuntu 9.10. I have a new USRP2 Rev 4.0 with TVRX. The SD card is in, and lights D and F are on. I followed guideline… --- ## [Installation of GNU Radio!](https://www.ruby-forum.com/t/installation-of-gnu-radio/182311)
**Author:** [@Muhammad\_Naeem](https://www.ruby-forum.com/u/Muhammad_Naeem)\ **Replies:** 4\ **Last updated:** [January 28, 2010, 1:35am UTC](https://www.ruby-forum.com/t/installation-of-gnu-radio/182311 "2010-01-28T01:35:42Z")
I have read the README file provided at GNURadio site and Another PDF file for installation on GNURadio software to my PC, but facing a big number of problems. There is a description of my system: I have installed Ub… --- ## [Searching an array](https://www.ruby-forum.com/t/searching-an-array/181971)
**Author:** [@scrozier](https://www.ruby-forum.com/u/scrozier)\ **Replies:** 4\ **Last updated:** [January 21, 2010, 2:57pm UTC](https://www.ruby-forum.com/t/searching-an-array/181971 "2010-01-21T14:57:39Z")
Hi everyone! :slight\_smile: I’m currently accomplishing what I want, but I’d like to clean it up a bit. I’ve placed the following items in an array (please excuse my lack of proper syntax): @widgets = \[1, red\] \[2,… --- ## [Memcached modules behaviour](https://www.ruby-forum.com/t/memcached-modules-behaviour/178700)
**Author:** [@Pedro\_Mata-Mouros\_F](https://www.ruby-forum.com/u/Pedro_Mata-Mouros_F)\ **Replies:** 4\ **Last updated:** [November 17, 2009, 6:10am UTC](https://www.ruby-forum.com/t/memcached-modules-behaviour/178700 "2009-11-17T06:10:27Z")
Greetings, I have a pool of two memcached servers that I use in nginx for querying (using Valery’s eval module) and, in case of cache miss, for setting with the key/value pair in a PHP script. How does nginx/eval mod… --- ## [Getting error NoMethodError in Book#new](https://www.ruby-forum.com/t/getting-error-nomethoderror-in-book-new/174452)
**Author:** [@deostroll](https://www.ruby-forum.com/u/deostroll)\ **Replies:** 4\ **Last updated:** [August 28, 2009, 11:04pm UTC](https://www.ruby-forum.com/t/getting-error-nomethoderror-in-book-new/174452 "2009-08-28T23:04:21Z")
I’m just getting introduced to rails. I’ve started with the tutorials mentioned in tutorialspoint.com. I am getting stuck at creating a view. Tried the code on this page and it gives me the following error: undefin… --- ## [Restful\_authentication as a web service?](https://www.ruby-forum.com/t/restful-authentication-as-a-web-service/174007)
**Author:** [@drenovac](https://www.ruby-forum.com/u/drenovac)\ **Replies:** 4\ **Last updated:** [August 21, 2009, 2:02am UTC](https://www.ruby-forum.com/t/restful-authentication-as-a-web-service/174007 "2009-08-21T02:02:29Z")
Hey everyone, I have been using Ruby on Rails for a few months now (I come from a php / Java/J2EE background) and have been LOVING it. I do have one question regarding XML output and the SessionsController#create met… --- ## [Different cc=js files for different pages](https://www.ruby-forum.com/t/different-cc-js-files-for-different-pages/168199)
**Author:** [@fRAnKEnSTEin](https://www.ruby-forum.com/u/fRAnKEnSTEin)\ **Replies:** 4\ **Last updated:** [May 18, 2009, 11:44am UTC](https://www.ruby-forum.com/t/different-cc-js-files-for-different-pages/168199 "2009-05-18T11:44:40Z")
Hi, I am making a new little web site. Each page has it’s own css/js files apart. I want to include any of that css/js files on the application layout depending on wich page will be loaded. For example if “upload” pa… --- ## [Download progress](https://www.ruby-forum.com/t/download-progress/166749)
**Author:** [@daniel304](https://www.ruby-forum.com/u/daniel304)\ **Replies:** 4\ **Last updated:** [April 29, 2009, 5:07pm UTC](https://www.ruby-forum.com/t/download-progress/166749 "2009-04-29T17:07:34Z")
Let’s consider we’re getting a long file through HTTP: How to get a progress (percentage of done) of the download process? I didn’t find such API in Net::HTTP --- ## [ApplicationController never fires](https://www.ruby-forum.com/t/applicationcontroller-never-fires/166369)
**Author:** [@raimon](https://www.ruby-forum.com/u/raimon)\ **Replies:** 4\ **Last updated:** [April 24, 2009, 11:28am UTC](https://www.ruby-forum.com/t/applicationcontroller-never-fires/166369 "2009-04-24T11:28:47Z")
Hello, I’m having a very strange problem, it seems that my application\_controller.rb never fires. I create a new rails for testing and I’m having the same problem, but I have other rails app that work perfectly, with… --- ## [Long ass redirect with Ruby 1.9.1](https://www.ruby-forum.com/t/long-ass-redirect-with-ruby-1-9-1/164241)
**Author:** [@david](https://www.ruby-forum.com/u/david)\ **Replies:** 4\ **Last updated:** [March 30, 2009, 12:03pm UTC](https://www.ruby-forum.com/t/long-ass-redirect-with-ruby-1-9-1/164241 "2009-03-30T12:03:20Z")
It took 4 seconds to get redirected to the show page. Is this a known Ruby 1.9.1 or Rails 2.3.2 issue? Processing SitesController#create (for 127.0.0.1 at 2009-03-30 16:48:04) \[POST\] Parameters: {“authenticity\_tok… --- ## [GNU Radio 1.3.1 and SMP](https://www.ruby-forum.com/t/gnu-radio-1-3-1-and-smp/162832)
**Author:** [@Hew\_How\_Chee](https://www.ruby-forum.com/u/Hew_How_Chee)\ **Replies:** 4\ **Last updated:** [March 15, 2009, 4:20pm UTC](https://www.ruby-forum.com/t/gnu-radio-1-3-1-and-smp/162832 "2009-03-15T16:20:10Z")
Hi, Quite some time ago, there are multi core scheduler testing branch for GNU Radio. http://lists.gnu.org/archive/html/discuss-gnuradio/2008-07/msg00159.html Can I do the same with GNU Radio release 3.1.3 and follow… --- ## [Development speed boosters](https://www.ruby-forum.com/t/development-speed-boosters/162388)
**Author:** [@rsm](https://www.ruby-forum.com/u/rsm)\ **Replies:** 4\ **Last updated:** [March 9, 2009, 9:58pm UTC](https://www.ruby-forum.com/t/development-speed-boosters/162388 "2009-03-09T21:58:27Z")
anyone know of any good development speed booster plugins or gems? the larger my app becomes, the slower development time becomes… getting painfully slow… --- ## [Can't install rails with gem](https://www.ruby-forum.com/t/cant-install-rails-with-gem/153793)
**Author:** [@joeymarchy](https://www.ruby-forum.com/u/joeymarchy)\ **Replies:** 4\ **Last updated:** [November 21, 2008, 7:20pm UTC](https://www.ruby-forum.com/t/cant-install-rails-with-gem/153793 "2008-11-21T19:20:01Z")
joey@lab:~$ gem --version 1.2.0 joey@lab:~$ ruby --version ruby 1.8.7 (2008-08-11 patchlevel 72) \[i486-linux\] When I run: joey@lab:~$ gem install rails ERROR: While executing gem … (Errno::ENOENT) No such file or… --- ## [Asset Host Authentication](https://www.ruby-forum.com/t/asset-host-authentication/145587)
**Author:** [@iplat](https://www.ruby-forum.com/u/iplat)\ **Replies:** 4\ **Last updated:** [August 13, 2008, 9:35pm UTC](https://www.ruby-forum.com/t/asset-host-authentication/145587 "2008-08-13T21:35:30Z")
I’m having a problem using assets generated by actions that require authentication. For each asset server i must authenticate with the server. Is there a way to automate the authentication process? Or even authenticat… --- ## [Strange behavior in Integer](https://www.ruby-forum.com/t/strange-behavior-in-integer/144988)
**Author:** [@Joe\_Davison](https://www.ruby-forum.com/u/Joe_Davison)\ **Replies:** 4\ **Last updated:** [August 5, 2008, 5:24am UTC](https://www.ruby-forum.com/t/strange-behavior-in-integer/144988 "2008-08-05T05:24:55Z")
new user on MacOsX. Ruby version: ruby 1.8.2 (2004-12-25) \[universal-darwin8.0\] intel MacBook Pro Working thru the examples in Programming Ruby, I got what I didn’t expect: Integer(33.80 \* 100) ==\> 3379 however, I… --- ## [Newbie question - rjs updating a table cell](https://www.ruby-forum.com/t/newbie-question-rjs-updating-a-table-cell/134124)
**Author:** [@Tubahead](https://www.ruby-forum.com/u/Tubahead)\ **Replies:** 4\ **Last updated:** [April 9, 2008, 3:48pm UTC](https://www.ruby-forum.com/t/newbie-question-rjs-updating-a-table-cell/134124 "2008-04-09T15:48:49Z")
Hello, I have been having trouble even learning what to search for on this issue, so please bear with me. My page with an issue has two relevant divs: one div contains a list of enrolled users in a class the other d… --- ## [Parameterized shared specs: good or bad idea?](https://www.ruby-forum.com/t/parameterized-shared-specs-good-or-bad-idea/133291)
**Author:** [@Nick\_C](https://www.ruby-forum.com/u/Nick_C)\ **Replies:** 4\ **Last updated:** [March 30, 2008, 10:48pm UTC](https://www.ruby-forum.com/t/parameterized-shared-specs-good-or-bad-idea/133291 "2008-03-30T22:48:11Z")
Hi, I’ve come across a couple of cases recently in which I was wishing it was possible to parameterize shared specs. An example: I have defined a number of rails resources, and it seems wasteful to have tens of gener… --- ## [Rails 2.0 Book?](https://www.ruby-forum.com/t/rails-2-0-book/124212)
**Author:** [@antonaylward](https://www.ruby-forum.com/u/antonaylward)\ **Replies:** 4\ **Last updated:** [December 26, 2007, 6:09pm UTC](https://www.ruby-forum.com/t/rails-2-0-book/124212 "2007-12-26T18:09:54Z")
Is there a new RWDWR in the works? (I suppose that if the reply is ‘yes’ then sales of the current edition will plummet as we all wait for the version \>= 2.0 edition) – Excellence is an art won by training and habitu… --- ## [Storing a hash in the data base](https://www.ruby-forum.com/t/storing-a-hash-in-the-data-base/123019)
**Author:** [@gadys](https://www.ruby-forum.com/u/gadys)\ **Replies:** 4\ **Last updated:** [December 14, 2007, 1:38pm UTC](https://www.ruby-forum.com/t/storing-a-hash-in-the-data-base/123019 "2007-12-14T13:38:04Z")
Hi I’m new to rails and I want to create an object named element with can hold sevral properties names and values. for example : e = Element.create() e.add(:name =\> “x”, :value =\> 800) e.add(:name =\> “y”, :value =\> … --- ## [Select and passing some javascript](https://www.ruby-forum.com/t/select-and-passing-some-javascript/121924)
**Author:** [@raimon](https://www.ruby-forum.com/u/raimon)\ **Replies:** 4\ **Last updated:** [December 3, 2007, 10:29am UTC](https://www.ruby-forum.com/t/select-and-passing-some-javascript/121924 "2007-12-03T10:29:48Z")
Hello, After reading and reading the documentation, I can’t append some javascript function into a select. It’s not possible ? documentation: select(object, method, choices, options = {}, html\_options = {}) some cod… [Previous page](https://www.ruby-forum.com/top.md?page=1546&per_page=50) [Next page](https://www.ruby-forum.com/top.md?page=1548&per_page=50)