# Top **URL:** https://www.ruby-forum.com/top.md?page=1708 [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:** 1709 --- ## [Registrar usuario de sesion al modificar algun registro](https://www.ruby-forum.com/t/registrar-usuario-de-sesion-al-modificar-algun-registro/105672)
**Author:** [@mako](https://www.ruby-forum.com/u/mako)\ **Replies:** 2\ **Last updated:** [June 4, 2007, 7:09pm UTC](https://www.ruby-forum.com/t/registrar-usuario-de-sesion-al-modificar-algun-registro/105672 "2007-06-04T19:09:12Z")
hola a todos. estoy practicando RoR como 2 semanas y en un proyecto que me encargaron, se pidio que cuando se modifique algun registro o se cree. se guarde el ID o Nombre que quien lo hizo(con el login), estos datos … --- ## [Dhh keynote video anyone?](https://www.ruby-forum.com/t/dhh-keynote-video-anyone/104734)
**Author:** [@patcito](https://www.ruby-forum.com/u/patcito)\ **Replies:** 2\ **Last updated:** [May 22, 2007, 6:32am UTC](https://www.ruby-forum.com/t/dhh-keynote-video-anyone/104734 "2007-05-22T06:32:56Z")
Hey all, does anyone know if the video of DHH’s railsconf2007 keynote is available somewhere online? thanx in advance Pat --- ## [One Radiant to serve them all](https://www.ruby-forum.com/t/one-radiant-to-serve-them-all/103809)
**Author:** [@jonathan2000](https://www.ruby-forum.com/u/jonathan2000)\ **Replies:** 2\ **Last updated:** [May 10, 2007, 4:30pm UTC](https://www.ruby-forum.com/t/one-radiant-to-serve-them-all/103809 "2007-05-10T16:30:25Z")
Hi again, I would like to have only one install of Radiant and its extensions, but have multiple virtual hosts using it. But not as the Virtual Host extension does: I want each website to use a different database so … --- ## [Mean value block](https://www.ruby-forum.com/t/mean-value-block/103242)
**Author:** [@konvak](https://www.ruby-forum.com/u/konvak)\ **Replies:** 2\ **Last updated:** [May 3, 2007, 3:58pm UTC](https://www.ruby-forum.com/t/mean-value-block/103242 "2007-05-03T15:58:39Z")
hi all, I would be interested in getting and displaying some statistical information (mean, variance…) about received signal (let’s say for educational purposes to try to determine what kind of modulation I am receiv… --- ## [How to integrate a PHP app with RoR app?](https://www.ruby-forum.com/t/how-to-integrate-a-php-app-with-ror-app/89326)
**Author:** [@wynners33](https://www.ruby-forum.com/u/wynners33)\ **Replies:** 2\ **Last updated:** [March 19, 2007, 6:39pm UTC](https://www.ruby-forum.com/t/how-to-integrate-a-php-app-with-ror-app/89326 "2007-03-19T18:39:36Z")
I have developed a RoR application and would like add on a feature. Found a opensource solution (although developed in PHP). I wonder how I can integrate - they can share the same DB (MySQL) but how about session vari… --- ## [Squeak - per una Summer of Code diversa!](https://www.ruby-forum.com/t/squeak-per-una-summer-of-code-diversa/88967)
**Author:** [@mentat](https://www.ruby-forum.com/u/mentat)\ **Replies:** 2\ **Last updated:** [March 17, 2007, 4:18pm UTC](https://www.ruby-forum.com/t/squeak-per-una-summer-of-code-diversa/88967 "2007-03-17T16:18:19Z")
Ciao a tutti, come forse saprete, Squeak è stata accettata come mentoring organization per il programma Summer of Code 2007 di Google Squeak è un dialetto open source di Smalltalk, un linguaggio di programmazione O… --- ## [Using a lightbox as login form](https://www.ruby-forum.com/t/using-a-lightbox-as-login-form/88730)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 2\ **Last updated:** [March 14, 2007, 12:45pm UTC](https://www.ruby-forum.com/t/using-a-lightbox-as-login-form/88730 "2007-03-14T12:45:26Z")
I’ve been trying to use a lightbox as a login for users. If the user successfully logs in, an RJS should be rendered to close the lightbox and update some elements on the page. If the login fails, the lightbox is upda… --- ## [Restful table column sorting with pagination](https://www.ruby-forum.com/t/restful-table-column-sorting-with-pagination/84493)
**Author:** [@jkay](https://www.ruby-forum.com/u/jkay)\ **Replies:** 2\ **Last updated:** [February 5, 2007, 5:01pm UTC](https://www.ruby-forum.com/t/restful-table-column-sorting-with-pagination/84493 "2007-02-05T17:01:43Z")
Anyone able to implement table column sorting and pagination with Restful routes? --- ## [Howto write SAX2Parser stream in to a file](https://www.ruby-forum.com/t/howto-write-sax2parser-stream-in-to-a-file/83459)
**Author:** [@jeanluca](https://www.ruby-forum.com/u/jeanluca)\ **Replies:** 2\ **Last updated:** [January 30, 2007, 11:30am UTC](https://www.ruby-forum.com/t/howto-write-sax2parser-stream-in-to-a-file/83459 "2007-01-30T11:30:44Z")
Hello, I’m new to Ruby and trying to write a stream in to a file, but I can just get an empty one. I tryed in different way found heare on the forum ( IO lib, Rio lib, out\_file \<\< “#{doc.parse}” and so on ). Here I … --- ## [Show y Hide en Rails](https://www.ruby-forum.com/t/show-y-hide-en-rails/82019)
**Author:** [@nexon](https://www.ruby-forum.com/u/nexon)\ **Replies:** 2\ **Last updated:** [January 17, 2007, 1:23am UTC](https://www.ruby-forum.com/t/show-y-hide-en-rails/82019 "2007-01-17T01:23:25Z")
Quisiera saber como puedo hacer que un div, este oculto y cuando presione un texto este se vea (y eventualmente cuando lo vuelva a presionar se oculte). Lo he tratado de hacer con new Effect en ajax, pero no me sale, … --- ## [Test ActiveRecord en dehors de Rails?](https://www.ruby-forum.com/t/test-activerecord-en-dehors-de-rails/80012)
**Author:** [@simonr](https://www.ruby-forum.com/u/simonr)\ **Replies:** 2\ **Last updated:** [December 22, 2006, 3:31pm UTC](https://www.ruby-forum.com/t/test-activerecord-en-dehors-de-rails/80012 "2006-12-22T15:31:39Z")
Bonjour, Pour une petite application (qui vie totalement en dehors de rails), j’aimerais pouvoir utiliser le système génial de fixtures en yaml pour ActiveRecord inclu dans Rails. Ou même quelque chose de pas spécifi… --- ## [Best way to detect missing images from javascript?](https://www.ruby-forum.com/t/best-way-to-detect-missing-images-from-javascript/78642)
**Author:** [@thbar](https://www.ruby-forum.com/u/thbar)\ **Replies:** 2\ **Last updated:** [December 7, 2006, 4:11pm UTC](https://www.ruby-forum.com/t/best-way-to-detect-missing-images-from-javascript/78642 "2006-12-07T16:11:11Z")
Hi I have a rails app where I need to display images coming from other sites. Does anyone have an effective solution to detect missing images (ie broken links) in javascript ? thanks Thibaut --- ## [ActionMailer & application\_helper.rb](https://www.ruby-forum.com/t/actionmailer-application-helper-rb/77380)
**Author:** [@matthew](https://www.ruby-forum.com/u/matthew)\ **Replies:** 2\ **Last updated:** [November 28, 2006, 4:32pm UTC](https://www.ruby-forum.com/t/actionmailer-application-helper-rb/77380 "2006-11-28T16:32:01Z")
Hi, I’m trying to send some emails with the same formatting as my pages & I can’t seem to access my display routines in application\_helper.rb. I’m trying a hack to bypass this. At the top of my ActionMailer notifier … --- ## [Rails transaction rollback failed](https://www.ruby-forum.com/t/rails-transaction-rollback-failed/72993)
**Author:** [@vincentcao](https://www.ruby-forum.com/u/vincentcao)\ **Replies:** 2\ **Last updated:** [October 21, 2006, 9:54am UTC](https://www.ruby-forum.com/t/rails-transaction-rollback-failed/72993 "2006-10-21T09:54:48Z")
i use rails transaction like these: Account.transaction do first.do\_something end in first.do\_something, i set a error, it should be rollback after these code excuted here is a param in my log: e\[4;36;1mSQL (0.000… --- ## [=?iso-8859-1?q?date\_en\_fran=E7ais?=](https://www.ruby-forum.com/t/iso-8859-1-q-date-en-fran-e7ais/69259)
**Author:** [@Bolo\_M](https://www.ruby-forum.com/u/Bolo_M)\ **Replies:** 2\ **Last updated:** [September 22, 2006, 3:47am UTC](https://www.ruby-forum.com/t/iso-8859-1-q-date-en-fran-e7ais/69259 "2006-09-22T03:47:48Z")
Bonjour, comment faire pour afficher les mois par exemple en fraçais et non en anglais par défaut ? merci --- ## [Capistrano deployment pathname error](https://www.ruby-forum.com/t/capistrano-deployment-pathname-error/102184)
**Author:** [@evanchaney](https://www.ruby-forum.com/u/evanchaney)\ **Replies:** 2\ **Last updated:** [August 15, 2006, 2:18pm UTC](https://www.ruby-forum.com/t/capistrano-deployment-pathname-error/102184 "2006-08-15T14:18:04Z")
When I try to do a deployment with Capistrano I get the error “No such file to load – pathname” when Cap tries to execute reaper. Any ideas what’s causing this or how I can troubleshoot it? (Output follows.) Thanks. E… --- ## [Status update](https://www.ruby-forum.com/t/status-update/97941)
**Author:** [@Maurizio\_B](https://www.ruby-forum.com/u/Maurizio_B)\ **Replies:** 2\ **Last updated:** [July 11, 2006, 10:04pm UTC](https://www.ruby-forum.com/t/status-update/97941 "2006-07-11T22:04:22Z")
I’m an humble user of the radiant system. From this standpoint, I feel the need, and it would be great, if we could do collectively, as members at various title of this community, lead by John as the benevolent dictat… --- ## [Assign CSS class to Link to Remote](https://www.ruby-forum.com/t/assign-css-class-to-link-to-remote/96452)
**Author:** [@davidjrice](https://www.ruby-forum.com/u/davidjrice)\ **Replies:** 2\ **Last updated:** [June 28, 2006, 9:09pm UTC](https://www.ruby-forum.com/t/assign-css-class-to-link-to-remote/96452 "2006-06-28T21:09:50Z")
I’m trying to get link\_to\_remote to assign a CSS class to the link it generates. My code is as follows: \<%= link\_to\_remote “Show Full Info”, :update =\> “fullcontact” + reparray.last.to\_s, :url =\> “/cm/full\_contact/… --- ## [Using before\_create and conflicting setter method](https://www.ruby-forum.com/t/using-before-create-and-conflicting-setter-method/58463)
**Author:** [@vor\_lord](https://www.ruby-forum.com/u/vor_lord)\ **Replies:** 2\ **Last updated:** [April 22, 2006, 5:10pm UTC](https://www.ruby-forum.com/t/using-before-create-and-conflicting-setter-method/58463 "2006-04-22T17:10:19Z")
Hi, I am having trouble using before\_create when I have an specialized setter method: before\_save :set\_campaign\_start #----------------------------------------------------------------------- def set\_campaign\_star… --- ## [Undefined method \`scaffold' for #\ **Author:** [@Phillip\_Novess](https://www.ruby-forum.com/u/Phillip_Novess)\ **Replies:** 2\ **Last updated:** [April 4, 2006, 12:04am UTC](https://www.ruby-forum.com/t/undefined-method-scaffold-for-locationscontroller-0xb7a9/93473 "2006-04-04T00:04:58Z") Would anybody know why I get this error from this bit of code: class LocationsController \< ApplicationController def index scaffold :locations end end This is the way that is demonstrated in the screencast for crea… --- ## [Where to put array to be shared across models](https://www.ruby-forum.com/t/where-to-put-array-to-be-shared-across-models/86857)
**Author:** [@Zack\_C](https://www.ruby-forum.com/u/Zack_C)\ **Replies:** 2\ **Last updated:** [March 24, 2006, 6:45pm UTC](https://www.ruby-forum.com/t/where-to-put-array-to-be-shared-across-models/86857 "2006-03-24T18:45:05Z")
Quick question: I have an array of reserved words that I want to share across most of my models so I can do something like this in the models: validates\_exclusion\_of :username, :in =\> RESERVED\_WORDS, :message =\> “This … --- ## [Catch throw?](https://www.ruby-forum.com/t/catch-throw/78814)
**Author:** [@PaatschS\_Bernd](https://www.ruby-forum.com/u/PaatschS_Bernd)\ **Replies:** 2\ **Last updated:** [March 9, 2006, 4:08am UTC](https://www.ruby-forum.com/t/catch-throw/78814 "2006-03-09T04:08:02Z")
Hello, I just started using catch and throw. Therefore this question might be an easy one. I have multiple ruby files. In one of the files I like to throw and then in the main function in a different file I like t… --- ## [Rails urls & the AWD book](https://www.ruby-forum.com/t/rails-urls-the-awd-book/70646)
**Author:** [@wpwood](https://www.ruby-forum.com/u/wpwood)\ **Replies:** 2\ **Last updated:** [February 20, 2006, 2:50am UTC](https://www.ruby-forum.com/t/rails-urls-the-awd-book/70646 "2006-02-20T02:50:07Z")
Greetings! I’m having a hard time understanding the way Rails handles urls. I’m specifically having real trouble with the image\_urls in the Depot app in the Agile Web D. book. If I enter “\\image\\file.png” in the Add … --- ## [Rails, rSpec and BDD](https://www.ruby-forum.com/t/rails-rspec-and-bdd/53918)
**Author:** [@railsroad](https://www.ruby-forum.com/u/railsroad)\ **Replies:** 2\ **Last updated:** [February 17, 2006, 7:34pm UTC](https://www.ruby-forum.com/t/rails-rspec-and-bdd/53918 "2006-02-17T19:34:35Z")
I’ve decided that I want to use more automated tests because I’ve been intrigued by the idea of BDD. I am new to using tests, so I’m curious if there have been any writeup on using rSpec. This is one of the only ones… --- ## [Validates\_uniqueness\_of case Sensitive](https://www.ruby-forum.com/t/validates-uniqueness-of-case-sensitive/101892)
**Author:** [@Raghuraman\_Suraj](https://www.ruby-forum.com/u/Raghuraman_Suraj)\ **Replies:** 2\ **Last updated:** [February 7, 2006, 7:28am UTC](https://www.ruby-forum.com/t/validates-uniqueness-of-case-sensitive/101892 "2006-02-07T07:28:51Z")
Is there a option to make validates\_uniqueness\_of Case Sensitive, if so what is it, if not then how to do it without writing my own function. Regards Suraj --- ## [Newbie question about periodically\_call\_remote](https://www.ruby-forum.com/t/newbie-question-about-periodically-call-remote/52699)
**Author:** [@ndrake](https://www.ruby-forum.com/u/ndrake)\ **Replies:** 2\ **Last updated:** [January 19, 2006, 3:59pm UTC](https://www.ruby-forum.com/t/newbie-question-about-periodically-call-remote/52699 "2006-01-19T15:59:01Z")
Hi, I’m new to Ruby on Rails (and Ruby itself). So far, I’ve been able to find answers to most of my questions in the docs or mailing lists. One thing I haven’t been able to find the answer to is how to stop a peri… --- ## [Some newbie questions](https://www.ruby-forum.com/t/some-newbie-questions/51436)
**Author:** [@cooldudevamsee](https://www.ruby-forum.com/u/cooldudevamsee)\ **Replies:** 2\ **Last updated:** [December 31, 2005, 6:50pm UTC](https://www.ruby-forum.com/t/some-newbie-questions/51436 "2005-12-31T18:50:20Z")
Hi all, I’m newly discovering Ferret, and just did a crash course on Lucene to (I get the concepts behind it). But I’m have a few doubts: What is the ‘recommended’ way of integrating Ferret into my app now? The gem… --- ## [Problem with helper form\_tag syntax](https://www.ruby-forum.com/t/problem-with-helper-form-tag-syntax/48828)
**Author:** [@andi](https://www.ruby-forum.com/u/andi)\ **Replies:** 2\ **Last updated:** [November 25, 2005, 8:21pm UTC](https://www.ruby-forum.com/t/problem-with-helper-form-tag-syntax/48828 "2005-11-25T20:21:27Z")
Hi, the Rails book says i can use something like this in my view \<%= form\_tag :action =\> :new, {:class =\> ‘more’} %\> This gives an syntax error, whereas only this (ugly looking) works: \<%= form\_tag( {:action =\> :new… --- ## [Help needed with Ruby on Rails](https://www.ruby-forum.com/t/help-needed-with-ruby-on-rails/48139)
**Author:** [@jl\_post](https://www.ruby-forum.com/u/jl_post)\ **Replies:** 2\ **Last updated:** [November 18, 2005, 12:33am UTC](https://www.ruby-forum.com/t/help-needed-with-ruby-on-rails/48139 "2005-11-18T00:33:58Z")
Dear Ruby community, I need some help (hopefully just a little) installing and using Ruby on Rails. I’m fairly new to both Ruby and Rails, so I am following the steps mentioned in the book “Agile Web D. with Rails” (… --- ## [Calender issue](https://www.ruby-forum.com/t/calender-issue/244749)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 1\ **Last updated:** [June 7, 2016, 3:20pm UTC](https://www.ruby-forum.com/t/calender-issue/244749 "2016-06-07T15:20:42Z")
While filling the form in my rails app I want to give option to start date from today onwards not past date. How can we do that? here’s my code --- ## [Extending activeRecord with activeResource](https://www.ruby-forum.com/t/extending-activerecord-with-activeresource/244198)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 1\ **Last updated:** [March 3, 2016, 9:50pm UTC](https://www.ruby-forum.com/t/extending-activerecord-with-activeresource/244198 "2016-03-03T21:50:57Z")
How to extend ActiveRecord from database with additional columns from ActiveResource? I have an ActiveRecord class Person which I need to extend with columns from remote database which I can access with ActiveResource… --- ## [Passing attributes to link\_to](https://www.ruby-forum.com/t/passing-attributes-to-link-to/243899)
**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\ **Replies:** 1\ **Last updated:** [January 24, 2016, 3:30pm UTC](https://www.ruby-forum.com/t/passing-attributes-to-link-to/243899 "2016-01-24T15:30:33Z")
I have to pass an attribute to links for bootstrap-image-gallery, the docs say to build a link like this so then data-gallery is called an attribute in html5, would that be a “data attribute” in rails? how would i … --- ## [Problem with a maf parser](https://www.ruby-forum.com/t/problem-with-a-maf-parser/243813)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 1\ **Last updated:** [January 13, 2016, 12:49pm UTC](https://www.ruby-forum.com/t/problem-with-a-maf-parser/243813 "2016-01-13T12:49:02Z")
Hi, i need to restart a MAF parser (Genome Browser FAQ) after reaching end of file. The parser is here http://pastie.org/10683790. I need to record position of first block and seek back to it after returning EOF, but… --- ## [Heroku installation on Ubuntu](https://www.ruby-forum.com/t/heroku-installation-on-ubuntu/243710)
**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\ **Replies:** 1\ **Last updated:** [December 24, 2015, 6:51pm UTC](https://www.ruby-forum.com/t/heroku-installation-on-ubuntu/243710 "2015-12-24T18:51:33Z")
Hi, I’ve installed the Heroku on my workspace, however when I type any command, for example- heroku login or heroku version , it just shows the command- “heroku-cli: Installing core plugins…” and keep doing the sam… --- ## [Don't work JavaScript pipeline. Need help. =(](https://www.ruby-forum.com/t/dont-work-javascript-pipeline-need-help/234138)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 1\ **Last updated:** [February 9, 2015, 5:11pm UTC](https://www.ruby-forum.com/t/dont-work-javascript-pipeline-need-help/234138 "2015-02-09T17:11:48Z")
Hello. I need some help with pipeline. I try build application with openlayer3. I compile ol.js. I put ol.js to /assets/javascripts/ . If I use \<%= javascript\_include\_tag “application”, “data-turbolinks-track” =\> tru… --- ## [Error in OP25 Decoder block](https://www.ruby-forum.com/t/error-in-op25-decoder-block/231053)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 1\ **Last updated:** [July 18, 2014, 4:41pm UTC](https://www.ruby-forum.com/t/error-in-op25-decoder-block/231053 "2014-07-18T16:41:40Z")
I have built Ubuntu 14.04 and installed Pybombs, GNURadio 3.7.2, op25 and gr-baz. Tom R. helped me through an error with unresolved baz imports. Now, I brought in the blocks to decode op25 and the OP25 Decoder block… --- ## [Install on Amazon EC2](https://www.ruby-forum.com/t/install-on-amazon-ec2/240089)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 1\ **Last updated:** [March 27, 2014, 1:46am UTC](https://www.ruby-forum.com/t/install-on-amazon-ec2/240089 "2014-03-27T01:46:03Z")
Any idea when we can install the standard 1.4.7 package from the nginx repo on Amazon EC2? Error: Package: nginx-1.4.7-1.el6.ngx.x86\_64 (nginx) Requires: libcrypto.so.10(OPENSSL\_1.0.1\_EC)(64bit) Cheers, Steve – St… --- ## [Re: Write I/Q to WAV file](https://www.ruby-forum.com/t/re-write-i-q-to-wav-file/238764)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 1\ **Last updated:** [January 28, 2014, 9:52am UTC](https://www.ruby-forum.com/t/re-write-i-q-to-wav-file/238764 "2014-01-28T09:52:31Z")
Well it indeed appears to be my graph. Tried using a simple graph. Signal Source (32k) \> Complex - Float \> WAV Dream decoded it, SDR# read it, and it was fine. My graph of interest must have a sample-rate no lower tha… --- ## [Utilizing shared archives](https://www.ruby-forum.com/t/utilizing-shared-archives/238596)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 1\ **Last updated:** [January 19, 2014, 8:08am UTC](https://www.ruby-forum.com/t/utilizing-shared-archives/238596 "2014-01-19T08:08:14Z")
I’m trying to understand how to take advantage of shared archives. It seems that this is done once per installation of java, right? I did some initial exploration of the topic, some things I read maybe suggest that … --- ## [Mechanize GETting twice without redirect?](https://www.ruby-forum.com/t/mechanize-getting-twice-without-redirect/215058)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 1\ **Last updated:** [December 20, 2011, 8:42pm UTC](https://www.ruby-forum.com/t/mechanize-getting-twice-without-redirect/215058 "2011-12-20T20:42:10Z")
\[Cross posted to Ruby on Rails Forum and Mechanize mailing list.\] I’m using Mechanize for page scraping (Ruby 1.9.2 / Rails 3.0.5 / Mechanize 2.0.1). I’m seeing a case where a single agent.get(url) generates two HTT… --- ## [Build-gnuradio fails on ubuntu system](https://www.ruby-forum.com/t/build-gnuradio-fails-on-ubuntu-system/211092)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 1\ **Last updated:** [August 25, 2011, 3:55pm UTC](https://www.ruby-forum.com/t/build-gnuradio-fails-on-ubuntu-system/211092 "2011-08-25T15:55:30Z")
Hello All, when running the build-gnuradio script on my ubuntu systems i get the following error: “Checking for package sdcc Failed to find libraries with prefix ‘libboost\_’ after pre-requisite installation. This v… --- ## [Flash message shown after ajax request](https://www.ruby-forum.com/t/flash-message-shown-after-ajax-request/202006)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 1\ **Last updated:** [January 20, 2011, 12:39am UTC](https://www.ruby-forum.com/t/flash-message-shown-after-ajax-request/202006 "2011-01-20T00:39:38Z")
As the title says, when people aren’t using ajax I use flash messages to tell them stuff. However, when they use the ajax stuff the flash message shows when they move to a different page. I’ve searched in this group a… --- ## [Url\_for escape=\>false, builder xml template?](https://www.ruby-forum.com/t/url-for-escape-false-builder-xml-template/188945)
**Author:** [@jrochkind](https://www.ruby-forum.com/u/jrochkind)\ **Replies:** 1\ **Last updated:** [November 3, 2010, 3:23pm UTC](https://www.ruby-forum.com/t/url-for-escape-false-builder-xml-template/188945 "2010-11-03T15:23:44Z")
The Rails documentation says "When called from a view, url\_for returns an HTML escaped url. If you need an unescaped url, pass :escape =\> false in the options. " But I can’t seem to get this to work, :escape =\> true h… --- ## [Should\_receive break the method chain?](https://www.ruby-forum.com/t/should-receive-break-the-method-chain/192388)
**Author:** [@rubyernewbie](https://www.ruby-forum.com/u/rubyernewbie)\ **Replies:** 1\ **Last updated:** [July 29, 2010, 3:48pm UTC](https://www.ruby-forum.com/t/should-receive-break-the-method-chain/192388 "2010-07-29T15:48:04Z")
class A def process @b.calculate end end it ‘should change b calculate value’ do @b.should\_receive(:calculate) @a.process @b.calculae\_value.should == ‘after\_calculae’ end it will fail, if I comment out #@b.shou… --- ## [Adding custom directories in Rails app breaks RSpec testing](https://www.ruby-forum.com/t/adding-custom-directories-in-rails-app-breaks-rspec-testing/189884)
**Author:** [@dyba](https://www.ruby-forum.com/u/dyba)\ **Replies:** 1\ **Last updated:** [June 9, 2010, 2:59pm UTC](https://www.ruby-forum.com/t/adding-custom-directories-in-rails-app-breaks-rspec-testing/189884 "2010-06-09T14:59:26Z")
Hi: I’m trying to find out why is it when I change the Rails directory structure like so (app/controllers/physical/) does RSpec no longer work? I moved all my controller files to app/controllers/physical. Everything … --- ## [IronRuby and IronPython](https://www.ruby-forum.com/t/ironruby-and-ironpython/186865)
**Author:** [@Justin\_H.man](https://www.ruby-forum.com/u/Justin_H.man)\ **Replies:** 1\ **Last updated:** [April 14, 2010, 10:02am UTC](https://www.ruby-forum.com/t/ironruby-and-ironpython/186865 "2010-04-14T10:02:33Z")
Hi all, First, many thanks to the IronRuby team and their outstanding work on the 1.0 release! Now, my question: I want to embed both IronRuby and IronPython in my application. In the past, in order to avoid namesp… --- ## [Rails 3 and Haml breaks ERB](https://www.ruby-forum.com/t/rails-3-and-haml-breaks-erb/185274)
**Author:** [@sigvei](https://www.ruby-forum.com/u/sigvei)\ **Replies:** 1\ **Last updated:** [March 17, 2010, 10:43am UTC](https://www.ruby-forum.com/t/rails-3-and-haml-breaks-erb/185274 "2010-03-17T10:43:11Z")
I installed rails 3.0 beta and haml 2.2.21 and created a new project, and initalized haml for it. I then generate a standard ERb scaffold (rails scaffold Person name:string) and add “gem ‘haml’” to the Gemfile. When … --- ## [Data in json ruby on rails and Extjs](https://www.ruby-forum.com/t/data-in-json-ruby-on-rails-and-extjs/177104)
**Author:** [@markror2009](https://www.ruby-forum.com/u/markror2009)\ **Replies:** 1\ **Last updated:** [March 1, 2010, 8:00pm UTC](https://www.ruby-forum.com/t/data-in-json-ruby-on-rails-and-extjs/177104 "2010-03-01T20:00:26Z")
Hi all, I start to use ruby on rails with Extjs, in a controller i put this code respond\_to do |format| format.html format.ext\_json { render :json =\> Collection.find(:all).to\_ext\_json(:class =\> Collection) } end a… --- ## [Calendar date Select et "invalid date"](https://www.ruby-forum.com/t/calendar-date-select-et-invalid-date/179582)
**Author:** [@tranquiliste](https://www.ruby-forum.com/u/tranquiliste)\ **Replies:** 1\ **Last updated:** [November 30, 2009, 10:24am UTC](https://www.ruby-forum.com/t/calendar-date-select-et-invalid-date/179582 "2009-11-30T10:24:04Z")
Bonjour, Je suis en train de tester le gem calendar\_date\_select et je rencontre un problème de date invalide. Ce problème apparait aléatoirement et je n’arrive pas à le reproduire de façon systématique (à part … --- ## [Cambiar un boton por imagen](https://www.ruby-forum.com/t/cambiar-un-boton-por-imagen/159155)
**Author:** [@Mauricio\_D](https://www.ruby-forum.com/u/Mauricio_D)\ **Replies:** 1\ **Last updated:** [February 1, 2009, 9:29pm UTC](https://www.ruby-forum.com/t/cambiar-un-boton-por-imagen/159155 "2009-02-01T21:29:38Z")
Hola, me gustaría saber como puedo hacer para cambiar un botón por una imagen especifica ejemplo \<%= submit\_tag ‘cualquiera’ %\> \<%= submit\_img ‘cualquiera’ %\> gracias [Previous page](https://www.ruby-forum.com/top.md?page=1707&per_page=50) [Next page](https://www.ruby-forum.com/top.md?page=1709&per_page=50)