# Top

**URL:** https://www.ruby-forum.com/top.md?page=1440

[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:** 1441

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## [Operator =\>](https://www.ruby-forum.com/t/operator/105377)

<div class="topic-metadata">

**Author:** [@glacius](https://www.ruby-forum.com/u/glacius)\
**Replies:** 4\
**Last updated:** [June 1, 2007, 3:37am UTC](https://www.ruby-forum.com/t/operator/105377 "2007-06-01T03:37:38Z")

</div>

Hi I have a beginner question What does the =\> operator do? here is the example code from the book class Product \< ActiveRecord::Base has\_many :orders, :through =\> :line\_items #…

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## [Do controllers get crawed by search engines?](https://www.ruby-forum.com/t/do-controllers-get-crawed-by-search-engines/71460)

<div class="topic-metadata">

**Author:** [@koloa](https://www.ruby-forum.com/u/koloa)\
**Replies:** 4\
**Last updated:** [February 15, 2007, 4:16pm UTC](https://www.ruby-forum.com/t/do-controllers-get-crawed-by-search-engines/71460 "2007-02-15T16:16:20Z")

</div>

if not, i guess one must cache their page and turn common generated views into static files?

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## [\[Firebird\]Problema con il default dei campi obbligatori](https://www.ruby-forum.com/t/firebird-problema-con-il-default-dei-campi-obbligatori/81606)

<div class="topic-metadata">

**Author:** [@guzziii](https://www.ruby-forum.com/u/guzziii)\
**Replies:** 4\
**Last updated:** [January 22, 2007, 11:00am UTC](https://www.ruby-forum.com/t/firebird-problema-con-il-default-dei-campi-obbligatori/81606 "2007-01-22T11:00:05Z")

</div>

ciao sto sviluppando un’applicazione in Rails; utlizzo come DB–\> FIREBIRD. Non riesco ad inserire i dati nel DB in quanto ho dei problemi con i campi VARCHAR obbligatori che devono avere un valore di DEFAULT. Posso a…

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## [Inserting a nil value into a Select/Drop Down Menu](https://www.ruby-forum.com/t/inserting-a-nil-value-into-a-select-drop-down-menu/80231)

<div class="topic-metadata">

**Author:** [@rich](https://www.ruby-forum.com/u/rich)\
**Replies:** 4\
**Last updated:** [December 28, 2006, 6:51am UTC](https://www.ruby-forum.com/t/inserting-a-nil-value-into-a-select-drop-down-menu/80231 "2006-12-28T06:51:10Z")

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I might have asked this before, but I don’t think I got a reply. I’m using this code to create a drop-down menu of ‘cuisines’: \<%= select\_tag “cuisine\_id”, options\_from\_collection\_for\_select(@cuisines, ‘id’, ‘name’) %\>…

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## [Ruby and SDL?](https://www.ruby-forum.com/t/ruby-and-sdl/80320)

<div class="topic-metadata">

**Author:** [@Wim\_Vander\_S](https://www.ruby-forum.com/u/Wim_Vander_S)\
**Replies:** 4\
**Last updated:** [December 24, 2006, 1:30am UTC](https://www.ruby-forum.com/t/ruby-and-sdl/80320 "2006-12-24T01:30:26Z")

</div>

Hi, I was wondering if there was a decent binding for SDL in ruby? The only thing I can find is Web page of ohai, but that one doesn’t look all that reliable. Is there anyone with some experience with this binding? I…

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## [Duck typing and the Standard Library](https://www.ruby-forum.com/t/duck-typing-and-the-standard-library/74570)

<div class="topic-metadata">

**Author:** [@unknown](https://www.ruby-forum.com/u/unknown)\
**Replies:** 4\
**Last updated:** [November 7, 2006, 10:48am UTC](https://www.ruby-forum.com/t/duck-typing-and-the-standard-library/74570 "2006-11-07T10:48:48Z")

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I’m new to Ruby, so please excuse any ignorance on my part. I read the following article about Ruby and “duck typing”: http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/100511 I got the impression that duck…

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## [Plugin System Meeting](https://www.ruby-forum.com/t/plugin-system-meeting/69131)

<div class="topic-metadata">

**Author:** [@John\_WSLong](https://www.ruby-forum.com/u/John_WSLong)\
**Replies:** 4\
**Last updated:** [September 19, 2006, 4:27am UTC](https://www.ruby-forum.com/t/plugin-system-meeting/69131 "2006-09-19T04:27:37Z")

</div>

This evening at 8pm Eastern, a couple of us are getting together over IRC on the #radiantcms channel to discuss what the plugin system should do and be. Anyone with an interest is invited to attend: http://dev.radian…

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## [Re: mkmf](https://www.ruby-forum.com/t/re-mkmf/94738)

<div class="topic-metadata">

**Author:** [@BergerS\_Daniel](https://www.ruby-forum.com/u/BergerS_Daniel)\
**Replies:** 4\
**Last updated:** [May 12, 2006, 5:19pm UTC](https://www.ruby-forum.com/t/re-mkmf/94738 "2006-05-12T17:19:26Z")

</div>

Where can I find it ? Thanks % sudo gem install fxruby-1.4.6.gem Attempting local installation of ‘fxruby-1.4.6.gem’ Building native extensions. This could take a while… extconf.rb:4:in \`require’: no such file to …

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## [Anyone know how to copy rows?](https://www.ruby-forum.com/t/anyone-know-how-to-copy-rows/58486)

<div class="topic-metadata">

**Author:** [@sprsquish](https://www.ruby-forum.com/u/sprsquish)\
**Replies:** 4\
**Last updated:** [April 23, 2006, 3:52am UTC](https://www.ruby-forum.com/t/anyone-know-how-to-copy-rows/58486 "2006-04-23T03:52:04Z")

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Hey all, I’m trying to write something that allows one to copy several rows from a table and create new rows based on those rows. This will be used to intentionally duplicate rows. Did I mention that I was having li…

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## [Strange problem with table displayed](https://www.ruby-forum.com/t/strange-problem-with-table-displayed/56830)

<div class="topic-metadata">

**Author:** [@emily101](https://www.ruby-forum.com/u/emily101)\
**Replies:** 4\
**Last updated:** [April 5, 2006, 8:48pm UTC](https://www.ruby-forum.com/t/strange-problem-with-table-displayed/56830 "2006-04-05T20:48:36Z")

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Hi I have a strange problem maybe someone have similar experience? I have a simple ruby program that grabs some datat from database and displays it in browser. It displays a column of number and gives a total at the …

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## [Palinsesto - Era: idee per micropresentazioni e progetti](https://www.ruby-forum.com/t/palinsesto-era-idee-per-micropresentazioni-e-progetti/93640)

<div class="topic-metadata">

**Author:** [@chiaroscuro](https://www.ruby-forum.com/u/chiaroscuro)\
**Replies:** 4\
**Last updated:** [April 5, 2006, 1:57pm UTC](https://www.ruby-forum.com/t/palinsesto-era-idee-per-micropresentazioni-e-progetti/93640 "2006-04-05T13:57:06Z")

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On 4/5/06, franz removed\_email\_address@domain.invalid wrote: Alle 11:39, mercoledì 5 aprile 2006, Andrea R. ha scritto: Ne aggiungo un altro: un produttore di Palinsesti. accendere ad esempio ReginatoTv… ReginatoT…

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## [Using onchange options in forms](https://www.ruby-forum.com/t/using-onchange-options-in-forms/90104)

<div class="topic-metadata">

**Author:** [@rafuzo](https://www.ruby-forum.com/u/rafuzo)\
**Replies:** 4\
**Last updated:** [March 30, 2006, 9:41pm UTC](https://www.ruby-forum.com/t/using-onchange-options-in-forms/90104 "2006-03-30T21:41:04Z")

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Hello, I’m trying to get a select field to update a view via the ‘onchange’ option. I’ve seen examples of it here in the forum where people hardcode the forms and use javascript to trigger the change (and nearly all h…

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## [:through alternate](https://www.ruby-forum.com/t/through-alternate/56303)

<div class="topic-metadata">

**Author:** [@tamc](https://www.ruby-forum.com/u/tamc)\
**Replies:** 4\
**Last updated:** [March 30, 2006, 8:24pm UTC](https://www.ruby-forum.com/t/through-alternate/56303 "2006-03-30T20:24:42Z")

</div>

I’d like to use :through to create a web of associations like: class Thing \< ActiveRecord::Base has\_many :child\_things, :through =\> :thing\_thing has\_many :parent\_things, :through =\> :thing\_thing, :some\_other\_option? …

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## [What does the send() method do on a model object?](https://www.ruby-forum.com/t/what-does-the-send-method-do-on-a-model-object/81794)

<div class="topic-metadata">

**Author:** [@weyus](https://www.ruby-forum.com/u/weyus)\
**Replies:** 4\
**Last updated:** [March 14, 2006, 7:09pm UTC](https://www.ruby-forum.com/t/what-does-the-send-method-do-on-a-model-object/81794 "2006-03-14T19:09:46Z")

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All, I did a scaffold for a model and I ended up with this code in list.rhtml: \<% for column in TargetList.content\_columns %\> \<%=h target\_list.send(column.name) %\> \<% end %\> Where is the “send” method and what does…

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## [Escaping the AJAX View](https://www.ruby-forum.com/t/escaping-the-ajax-view/53818)

<div class="topic-metadata">

**Author:** [@Dylan\_S](https://www.ruby-forum.com/u/Dylan_S)\
**Replies:** 4\
**Last updated:** [February 18, 2006, 1:46am UTC](https://www.ruby-forum.com/t/escaping-the-ajax-view/53818 "2006-02-18T01:46:36Z")

</div>

I have a login form, in which I use a “form\_remote\_tag”. I’m redirecting users to this form when they fail authentication as well… and using the “jumpto” method of capturing they original URL they requested via reque…

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## [Looking for Ruby developers (who can join us immediately)](https://www.ruby-forum.com/t/looking-for-ruby-developers-who-can-join-us-immediately/252211)

<div class="topic-metadata">

**Author:** [@Suhassharma](https://www.ruby-forum.com/u/Suhassharma)\
**Replies:** 0\
**Last updated:** [April 5, 2019, 1:10pm UTC](https://www.ruby-forum.com/t/looking-for-ruby-developers-who-can-join-us-immediately/252211 "2019-04-05T13:10:51Z")

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Looking for Ruby developers (who can join us immediately) or companies who can outsource their people on a contract basis. Technical Skills Required: Programming experience with Ruby is a must (Roda framework) Experie…

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## [SortHelper combined columns](https://www.ruby-forum.com/t/sorthelper-combined-columns/233047)

<div class="topic-metadata">

**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\
**Replies:** 3\
**Last updated:** [November 13, 2014, 6:50pm UTC](https://www.ruby-forum.com/t/sorthelper-combined-columns/233047 "2014-11-13T18:50:30Z")

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Hi, I’d like to sort table of patiens with lastname, firstname in the same column. Of course in the model Patient there are two columns, which I need joined while sortable. Is there any way to do that with SortHelpe…

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## [Understanding proxy\_buffering](https://www.ruby-forum.com/t/understanding-proxy-buffering/238599)

<div class="topic-metadata">

**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\
**Replies:** 3\
**Last updated:** [January 19, 2014, 12:49pm UTC](https://www.ruby-forum.com/t/understanding-proxy-buffering/238599 "2014-01-19T12:49:39Z")

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Hi I’m trying to setup a reverse proxy for some private downloads. Here is our setup: 3 Storage servers with High capacity but slow HDDs running nginx 1 loadbalancing server with SSD and high internet uplink. my fi…

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## [GNU Radio shared library versioning](https://www.ruby-forum.com/t/gnu-radio-shared-library-versioning/245680)

<div class="topic-metadata">

**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\
**Replies:** 3\
**Last updated:** [June 27, 2013, 5:37pm UTC](https://www.ruby-forum.com/t/gnu-radio-shared-library-versioning/245680 "2013-06-27T17:37:31Z")

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I’ve been looking at splitting up the library packages in OE for embedded GNU Radio and have run across this issue in master. \[libgnuradio-filter-3.7git.so.0.0.0\] \[libgnuradio-core-3.7git.so.0.0.0\] \[libboost\_date\_tim…

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## [How do I unsubscribe from the mailing list?](https://www.ruby-forum.com/t/how-do-i-unsubscribe-from-the-mailing-list/229719)

<div class="topic-metadata">

**Author:** [@michbukana](https://www.ruby-forum.com/u/michbukana)\
**Replies:** 3\
**Last updated:** [January 24, 2013, 9:55pm UTC](https://www.ruby-forum.com/t/how-do-i-unsubscribe-from-the-mailing-list/229719 "2013-01-24T21:55:29Z")

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I have sent “unsubscribe” in the body to removed\_email\_address@domain.invalid many times but it keeps sending back: your mail has no effective commands please read the following help and send requests to removed\_emai…

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## [Activeldap and migrations](https://www.ruby-forum.com/t/activeldap-and-migrations/213462)

<div class="topic-metadata">

**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\
**Replies:** 3\
**Last updated:** [January 24, 2013, 3:40am UTC](https://www.ruby-forum.com/t/activeldap-and-migrations/213462 "2013-01-24T03:40:02Z")

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Stupid activeldap is messing with my mind :wink: rails (3.1.1 activeldap (3.1.0) rubygems-update (1.4.2) I have activerecord (database.yml/postgresql) and activeldap (ldap.yml) as configured sources for my models. …

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## [Ruby, AI, Chatbots, Semantic Avatars and memory (persistence?)](https://www.ruby-forum.com/t/ruby-ai-chatbots-semantic-avatars-and-memory-persistence/222952)

<div class="topic-metadata">

**Author:** [@aris](https://www.ruby-forum.com/u/aris)\
**Replies:** 3\
**Last updated:** [September 17, 2012, 11:36am UTC](https://www.ruby-forum.com/t/ruby-ai-chatbots-semantic-avatars-and-memory-persistence/222952 "2012-09-17T11:36:36Z")

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People, I have a need for a “Semantic Avatar” for a (non-profit) web site (using a typed interface to begin with). There are many chatbots around but I was interested in what might be possible with Ruby. Most of the …

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## [A question on the order of the processing stages for the psk receiver](https://www.ruby-forum.com/t/a-question-on-the-order-of-the-processing-stages-for-the-psk-receiver/218493)

<div class="topic-metadata">

**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\
**Replies:** 3\
**Last updated:** [April 2, 2012, 8:02pm UTC](https://www.ruby-forum.com/t/a-question-on-the-order-of-the-processing-stages-for-the-psk-receiver/218493 "2012-04-02T20:02:13Z")

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Dear all, I have a question on the order of the processing stages for the psk receiver. As I have seen from some source code (e.g., dqpsk.py in earlier version of GnuRadio 3.4.2 backwards), the sequence of blocks fo…

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## [Better solution for rake db:migrate](https://www.ruby-forum.com/t/better-solution-for-rake-db-migrate/217818)

<div class="topic-metadata">

**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\
**Replies:** 3\
**Last updated:** [March 30, 2012, 1:14am UTC](https://www.ruby-forum.com/t/better-solution-for-rake-db-migrate/217818 "2012-03-30T01:14:38Z")

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Problem: When i put some observer, and run rake db:create… errors will be occur ERROR:rake aborted! no such file to load – rdoc/task (See full trace by running task with --trace) Anybody tell me the solution… Than…

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## [Gr-digital and USRP sample rate](https://www.ruby-forum.com/t/gr-digital-and-usrp-sample-rate/217395)

<div class="topic-metadata">

**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\
**Replies:** 3\
**Last updated:** [March 1, 2012, 4:31pm UTC](https://www.ruby-forum.com/t/gr-digital-and-usrp-sample-rate/217395 "2012-03-01T16:31:43Z")

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I noticed that the generic\_mod\_demod.py script in gr-digital uses a root-raised cosine filter taps and the polyphase filterbank arbitrary resampler block. I want to resample so that I can exactly hit a supported USRP …

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## [Allow\_nil per validates\_numericality\_of funziona?](https://www.ruby-forum.com/t/allow-nil-per-validates-numericality-of-funziona/208458)

<div class="topic-metadata">

**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\
**Replies:** 3\
**Last updated:** [June 20, 2011, 10:49am UTC](https://www.ruby-forum.com/t/allow-nil-per-validates-numericality-of-funziona/208458 "2011-06-20T10:49:12Z")

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Nel modello ho: validates :square\_meters\_public\_land, :barrier\_meters, :numericality =\> { :greater\_than\_or\_equal\_to =\> 0 }, :allow\_nil =\> true ciononostante se non inserisco nessun valore nei due campi di dice che il…

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## [Tuesday, 24th May sample volcanic ash image](https://www.ruby-forum.com/t/tuesday-24th-may-sample-volcanic-ash-image/207419)

<div class="topic-metadata">

**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\
**Replies:** 3\
**Last updated:** [May 26, 2011, 12:26pm UTC](https://www.ruby-forum.com/t/tuesday-24th-may-sample-volcanic-ash-image/207419 "2011-05-26T12:26:40Z")

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Just FYI, to encourage GNURadio users, Received using GR USRP1 + TVRX (traditional, no uhd). Satellite Feng Yun channel-6 HRPT (1km resolution) gray-scale unprocessed image showing volcanic ash cloud entering Scandina…

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## [Best place to put methods containing raw sql code](https://www.ruby-forum.com/t/best-place-to-put-methods-containing-raw-sql-code/207377)

<div class="topic-metadata">

**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\
**Replies:** 3\
**Last updated:** [May 24, 2011, 11:08pm UTC](https://www.ruby-forum.com/t/best-place-to-put-methods-containing-raw-sql-code/207377 "2011-05-24T23:08:54Z")

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I’m porting a bunch of sql queries used to generate reports of various kinds. I have a report controller that has no model and will contain all the actions that display report results. Where should I stick my wrapp…

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## [New audio registry names in v3.4.0git](https://www.ruby-forum.com/t/new-audio-registry-names-in-v3-4-0git/204813)

<div class="topic-metadata">

**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\
**Replies:** 3\
**Last updated:** [March 25, 2011, 1:37pm UTC](https://www.ruby-forum.com/t/new-audio-registry-names-in-v3-4-0git/204813 "2011-03-25T13:37:24Z")

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Greetings, Sorry if I missed this in previous emails; I noticed the audio registry names have changed since the new audio architecture. My local configuration is set up to use portaudio by having “audio\_module = audi…

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## [GUI tool for model design?](https://www.ruby-forum.com/t/gui-tool-for-model-design/204613)

<div class="topic-metadata">

**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\
**Replies:** 3\
**Last updated:** [March 17, 2011, 9:43am UTC](https://www.ruby-forum.com/t/gui-tool-for-model-design/204613 "2011-03-17T09:43:47Z")

</div>

Anyone know of one? thanks, kevin

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## [My SHIELDING is wrong?](https://www.ruby-forum.com/t/my-shielding-is-wrong/204495)

<div class="topic-metadata">

**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\
**Replies:** 3\
**Last updated:** [March 15, 2011, 6:18am UTC](https://www.ruby-forum.com/t/my-shielding-is-wrong/204495 "2011-03-15T06:18:24Z")

</div>

I have electrodes to be tested their characteristics Here is a picture of them, https://picasaweb.google.com/lh/photo/UY9fJGfk2iayEBafvniVbg?feat=directlink And I connected them to USRPs via SMA-SMA cable https://pic…

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## [No typecasting for model attributes with Oracle on latest JRuby / activerecord-jdbc-adapter](https://www.ruby-forum.com/t/no-typecasting-for-model-attributes-with-oracle-on-latest-jruby-activerecord-jdbc-adapter/197750)

<div class="topic-metadata">

**Author:** [@okkezSS](https://www.ruby-forum.com/u/okkezSS)\
**Replies:** 3\
**Last updated:** [October 19, 2010, 11:40pm UTC](https://www.ruby-forum.com/t/no-typecasting-for-model-attributes-with-oracle-on-latest-jruby-activerecord-jdbc-adapter/197750 "2010-10-19T23:40:47Z")

</div>

Has anyone else encountered this bug? I recently upgraded from Jruby 1.1.4 with activerecord-jdbc-adapter 0.9 to the latest version of both, and I now find that when I find an instance of a model from the database all…

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## [How to remote function to get info from url in a javascript function](https://www.ruby-forum.com/t/how-to-remote-function-to-get-info-from-url-in-a-javascript-function/195404)

<div class="topic-metadata">

**Author:** [@nephish](https://www.ruby-forum.com/u/nephish)\
**Replies:** 3\
**Last updated:** [September 23, 2010, 4:25pm UTC](https://www.ruby-forum.com/t/how-to-remote-function-to-get-info-from-url-in-a-javascript-function/195404 "2010-09-23T16:25:02Z")

</div>

hey all I am working with a javascript function called Elabel, part of the Google maps api the Elabel has a function called setContents(html) i need to be able to call this function and get new html for it. ( the ht…

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## [GRC+USRPx file sink problem](https://www.ruby-forum.com/t/grc-usrpx-file-sink-problem/193497)

<div class="topic-metadata">

**Author:** [@revlob](https://www.ruby-forum.com/u/revlob)\
**Replies:** 3\
**Last updated:** [August 19, 2010, 7:14pm UTC](https://www.ruby-forum.com/t/grc-usrpx-file-sink-problem/193497 "2010-08-19T19:14:14Z")

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Hi, GRC Setup (used with RFX and WBX cards)… USRP1 —to—\> FFT Graphical sink (shows signal spectrum as expected) and —to—\> Complex to IShort -----to----\> File Sink (signals are dumped to disk as expected) USRP2 —to…

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## [How to create keybinds?](https://www.ruby-forum.com/t/how-to-create-keybinds/191419)

<div class="topic-metadata">

**Author:** [@makire](https://www.ruby-forum.com/u/makire)\
**Replies:** 3\
**Last updated:** [July 13, 2010, 1:21pm UTC](https://www.ruby-forum.com/t/how-to-create-keybinds/191419 "2010-07-13T13:21:13Z")

</div>

My Rubyknowledge is somewhat limited, so im in need of some help with the following dilemma… is there a way to create keybinds in ruby? In plain english, I want to be able to press f2 and run a rubyscript, how would I…

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## [Hudson appears to be stuck, again](https://www.ruby-forum.com/t/hudson-appears-to-be-stuck-again/176804)

<div class="topic-metadata">

**Author:** [@JSSSSrg\_W\_Mittag](https://www.ruby-forum.com/u/JSSSSrg_W_Mittag)\
**Replies:** 3\
**Last updated:** [October 7, 2009, 6:15am UTC](https://www.ruby-forum.com/t/hudson-appears-to-be-stuck-again/176804 "2009-10-07T06:15:44Z")

</div>

Hi all, I just wanted to get my fresh JRuby fix from http://jruby.headius.com:8080/hudson/job/jruby-dist/ (I closely follow the latest development, but my computer is too slow to continuously rebuild JRuby myself) an…

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## [Javascript\_include\_tag helper No route](https://www.ruby-forum.com/t/javascript-include-tag-helper-no-route/174230)

<div class="topic-metadata">

**Author:** [@kadoudal](https://www.ruby-forum.com/u/kadoudal)\
**Replies:** 3\
**Last updated:** [August 23, 2009, 9:30am UTC](https://www.ruby-forum.com/t/javascript-include-tag-helper-no-route/174230 "2009-08-23T09:30:19Z")

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in the header of my layout I use the following helper \<%= javascript\_include\_tag ‘accordion.js’, ‘application.js’ %\> but I get an error when running Processing ApplicationController#index (for 127.0.0.1 at 2009-08-22 …

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## [Flickering problem](https://www.ruby-forum.com/t/flickering-problem/226040)

<div class="topic-metadata">

**Author:** [@adistarmid](https://www.ruby-forum.com/u/adistarmid)\
**Replies:** 0\
**Last updated:** [July 15, 2009, 10:37am UTC](https://www.ruby-forum.com/t/flickering-problem/226040 "2009-07-15T10:37:38Z")

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who can stop the flickering? thats my code: require ‘fox16’ require ‘fox16/colors’ include Fox class Fahrrad attr\_accessor :col\_Rahmen #draw bike $fahrrad=1 def initialize(col\_background = FXColor::Green) @col\_…

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## [Rails with composite primary keys and string keys](https://www.ruby-forum.com/t/rails-with-composite-primary-keys-and-string-keys/170770)

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**Author:** [@Jedrin](https://www.ruby-forum.com/u/Jedrin)\
**Replies:** 3\
**Last updated:** [June 22, 2009, 9:55pm UTC](https://www.ruby-forum.com/t/rails-with-composite-primary-keys-and-string-keys/170770 "2009-06-22T21:55:31Z")

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The guy who is designing our database seems to have specified some keys that are strings as well as some composite keys which are part integer and part string. I guess I could support that in rails by using find\_by\_sq…

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## [Compiling nginx 64-bit on opensolaris](https://www.ruby-forum.com/t/compiling-nginx-64-bit-on-opensolaris/166598)

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**Author:** [@Edho\_P\_Arief](https://www.ruby-forum.com/u/Edho_P_Arief)\
**Replies:** 3\
**Last updated:** [April 28, 2009, 2:58pm UTC](https://www.ruby-forum.com/t/compiling-nginx-64-bit-on-opensolaris/166598 "2009-04-28T14:58:37Z")

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I’ve tried and unless I missed something, it doesn’t look trivial. Is there switch for amd64 somewhere in configure or environment variables? using CC="/opt/SSX0903/bin/cc -m64" ./configure --prefix=/usr/local/nginx d…

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## [Xml\_http\_request : action not found?](https://www.ruby-forum.com/t/xml-http-request-action-not-found/158862)

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**Author:** [@itsastickup](https://www.ruby-forum.com/u/itsastickup)\
**Replies:** 3\
**Last updated:** [January 28, 2009, 11:38pm UTC](https://www.ruby-forum.com/t/xml-http-request-action-not-found/158862 "2009-01-28T23:38:30Z")

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I have this in a functional test: xml\_http\_request :delete, person\_movie\_path(1,1) and the error I get says the action cannot be found, as if the ‘:delete’ method is not being translated to the appropriate destroy a…

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## [Associated Models and :dependent =\> :destroy](https://www.ruby-forum.com/t/associated-models-and-dependent-destroy/151026)

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**Author:** [@aviir](https://www.ruby-forum.com/u/aviir)\
**Replies:** 3\
**Last updated:** [October 16, 2008, 7:49pm UTC](https://www.ruby-forum.com/t/associated-models-and-dependent-destroy/151026 "2008-10-16T19:49:19Z")

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Hello, I’m a rails beginner and I would appreciate any help on this problem. I have two models, Workbook and WorkbookContent. Workbook holds uploaded Excel workbooks (through attachment\_fu). I want to parse the dat…

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## [Static content in/public](https://www.ruby-forum.com/t/static-content-in-public/149978)

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**Author:** [@supasta](https://www.ruby-forum.com/u/supasta)\
**Replies:** 3\
**Last updated:** [October 2, 2008, 5:33am UTC](https://www.ruby-forum.com/t/static-content-in-public/149978 "2008-10-02T05:33:30Z")

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As expected, JRuby is placing 404.html and 500.html in the root of the war instead of under WEB-INF/public. The problem is that rails is trying to get it under /WEB-INF/public and not finding it: Rendering /opt/rails-…

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## [\[ANN\] Ribs 0.0.1](https://www.ruby-forum.com/t/ann-ribs-0-0-1/147310)

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**Author:** [@Ola\_B](https://www.ruby-forum.com/u/Ola_B)\
**Replies:** 3\
**Last updated:** [August 31, 2008, 8:39am UTC](https://www.ruby-forum.com/t/ann-ribs-0-0-1/147310 "2008-08-31T08:39:10Z")

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I am extremely pleased to announce the first release of Ribs. Ribs is a library for JRuby, that allows you to persist Ruby objects using Hibernate. Some time ago I wrote about ActiveHibernate. I have now decided to im…

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## [Rspec et Rcov sont dans un bateau](https://www.ruby-forum.com/t/rspec-et-rcov-sont-dans-un-bateau/144199)

<div class="topic-metadata">

**Author:** [@Yann\_KLIS](https://www.ruby-forum.com/u/Yann_KLIS)\
**Replies:** 3\
**Last updated:** [July 27, 2008, 7:48pm UTC](https://www.ruby-forum.com/t/rspec-et-rcov-sont-dans-un-bateau/144199 "2008-07-27T19:48:10Z")

</div>

Sa

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## [How can I suppress popups on Windows during File.exists?](https://www.ruby-forum.com/t/how-can-i-suppress-popups-on-windows-during-file-exists/136220)

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**Author:** [@Landon](https://www.ruby-forum.com/u/Landon)\
**Replies:** 3\
**Last updated:** [May 1, 2008, 10:58pm UTC](https://www.ruby-forum.com/t/how-can-i-suppress-popups-on-windows-during-file-exists/136220 "2008-05-01T22:58:36Z")

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I apologize if this is a double post - I subscribed through the ruby- lang web page, but didn’t get any email back, then sent mail to subscribe the manual way…same thing - no confirmation of response - then I emailed …

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## [Story teardowns?](https://www.ruby-forum.com/t/story-teardowns/125708)

<div class="topic-metadata">

**Author:** [@Andreas\_Axelsson](https://www.ruby-forum.com/u/Andreas_Axelsson)\
**Replies:** 3\
**Last updated:** [February 23, 2008, 2:53pm UTC](https://www.ruby-forum.com/t/story-teardowns/125708 "2008-02-23T14:53:57Z")

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Does the plain text story framework support teardowns? There doesn’t seem to be anywhere to put an “after” method. My stories test an application which parses and modifies a directory tree, which is currently generate…

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## [Re: Role of stories vs specs, revisited](https://www.ruby-forum.com/t/re-role-of-stories-vs-specs-revisited/125807)

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**Author:** [@bloc](https://www.ruby-forum.com/u/bloc)\
**Replies:** 3\
**Last updated:** [January 13, 2008, 1:33am UTC](https://www.ruby-forum.com/t/re-role-of-stories-vs-specs-revisited/125807 "2008-01-13T01:33:30Z")

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If you were to rename deposit to credit, and withdraw to debit I’m more concerned with adding a parameter or changing the default value of a parameter. My fear is that given enough time and size there will be a fair…

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## [API pour archives? (tar, zip, ...)](https://www.ruby-forum.com/t/api-pour-archives-tar-zip/125260)

<div class="topic-metadata">

**Author:** [@TslH](https://www.ruby-forum.com/u/TslH)\
**Replies:** 3\
**Last updated:** [January 9, 2008, 1:15pm UTC](https://www.ruby-forum.com/t/api-pour-archives-tar-zip/125260 "2008-01-09T13:15:45Z")

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Bonjour, Question qui est plus Ruby que Rails, mais vu que l’objectif est de l’inclure dans une appli Rails2… Existe-t-il Ã votre connaissance une bibliothÃ¨que Ruby qui sache archiver/dÃ©sarchiver au format tar nat…

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## [Using a variable to build a regex](https://www.ruby-forum.com/t/using-a-variable-to-build-a-regex/123988)

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**Author:** [@dirtytree](https://www.ruby-forum.com/u/dirtytree)\
**Replies:** 3\
**Last updated:** [December 23, 2007, 5:40am UTC](https://www.ruby-forum.com/t/using-a-variable-to-build-a-regex/123988 "2007-12-23T05:40:41Z")

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I need to search a roster file (plain text) to match for a player name. I tried this: dthacker@buckbeak:~/learning/ruby$ irb irb(main):001:0\> player=“S\_Avrul” =\> “S\_Avrul” irb(main):002:0\> player\_line=“S\_Avrul ger …

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