# Top

**URL:** https://www.ruby-forum.com/top.md?page=1733

[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:** 1734

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## [ActiveRecord allows un-synced aliases?](https://www.ruby-forum.com/t/activerecord-allows-un-synced-aliases/77620)

<div class="topic-metadata">

**Author:** [@Anthony\_DeRobertis](https://www.ruby-forum.com/u/Anthony_DeRobertis)\
**Replies:** 3\
**Last updated:** [March 8, 2006, 12:47am UTC](https://www.ruby-forum.com/t/activerecord-allows-un-synced-aliases/77620 "2006-03-08T00:47:44Z")

</div>

q1 = Question.find(1) q2 = Question.find(1) Now, we find q1.id != q2.id. It appears the two aliases are not kept in sync: q1.name =\> ‘old name’ q2.name = ‘new name’ q2.save! q1.name =\>…

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## [\[ANN\] RailsTidy: validates your HTML](https://www.ruby-forum.com/t/ann-railstidy-validates-your-html/68573)

<div class="topic-metadata">

**Author:** [@unknown](https://www.ruby-forum.com/u/unknown)\
**Replies:** 3\
**Last updated:** [February 16, 2006, 7:21am UTC](https://www.ruby-forum.com/t/ann-railstidy-validates-your-html/68573 "2006-02-16T07:21:45Z")

</div>

Hello everybody, I needed something to validates my HTML templates so I wrote a plugin and here is its first version: RailsTidy is a plugin for Ruby On Rails. It allows you to \* validate your rhtml templates, \* valid…

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## [Radrails - Quick (if misplaced?) question](https://www.ruby-forum.com/t/radrails-quick-if-misplaced-question/53802)

<div class="topic-metadata">

**Author:** [@marksbrain](https://www.ruby-forum.com/u/marksbrain)\
**Replies:** 3\
**Last updated:** [February 14, 2006, 6:56pm UTC](https://www.ruby-forum.com/t/radrails-quick-if-misplaced-question/53802 "2006-02-14T18:56:57Z")

</div>

My apologies if this is the wrong place for this but…it should be really simple. When I use a Generator in Radrails, nothing happens. I (believe) I have properly set the path to Ruby and still nothing. And, it doesn’t…

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## [Timestamp -\> Date](https://www.ruby-forum.com/t/timestamp-date/66283)

<div class="topic-metadata">

**Author:** [@michaelb](https://www.ruby-forum.com/u/michaelb)\
**Replies:** 3\
**Last updated:** [February 13, 2006, 2:10am UTC](https://www.ruby-forum.com/t/timestamp-date/66283 "2006-02-13T02:10:47Z")

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I have a timestamp in a row in my MySQL DB, and I can output the timestamp, but what method could I use to turn the timestamp into the date, like the PHP function date()? Also, can I have the link to any place that li…

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## [Download an Image using Net::HTTP](https://www.ruby-forum.com/t/download-an-image-using-net-http/63934)

<div class="topic-metadata">

**Author:** [@joergd](https://www.ruby-forum.com/u/joergd)\
**Replies:** 3\
**Last updated:** [January 26, 2006, 12:25pm UTC](https://www.ruby-forum.com/t/download-an-image-using-net-http/63934 "2006-01-26T12:25:36Z")

</div>

Hi, I need to download an image, and I’ve mucked about with Net::HTTP resp = Net::HTTP.get\_response(‘www.mydomain.com’, ‘/test.jpg’) f = File.new(“test.jpg”,“w”) f.write(response.body) And various other combinations…

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## [Dumping out mysql data only (no structure)](https://www.ruby-forum.com/t/dumping-out-mysql-data-only-no-structure/63998)

<div class="topic-metadata">

**Author:** [@brucebalmer](https://www.ruby-forum.com/u/brucebalmer)\
**Replies:** 3\
**Last updated:** [January 23, 2006, 12:56am UTC](https://www.ruby-forum.com/t/dumping-out-mysql-data-only-no-structure/63998 "2006-01-23T00:56:20Z")

</div>

Is it possible? It is mentioned in AWDWR but I cannot find that option in the MySQL documentation. I can dump the whole db or just the structure, but I’d like to be able to dump just the contents. bruce

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## [File\_column howto (beginner)](https://www.ruby-forum.com/t/file-column-howto-beginner/56123)

<div class="topic-metadata">

**Author:** [@bob](https://www.ruby-forum.com/u/bob)\
**Replies:** 3\
**Last updated:** [January 3, 2006, 4:52pm UTC](https://www.ruby-forum.com/t/file-column-howto-beginner/56123 "2006-01-03T16:52:12Z")

</div>

I’m trying to use file\_column as a Rails plugin. Of course I read the doc (from Sebastian, this maillist) and little bit of source (as good as I, newbie, could understand it)… But I’m not able to implement it in my ap…

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## [Verification problems](https://www.ruby-forum.com/t/verification-problems/51296)

<div class="topic-metadata">

**Author:** [@glenn](https://www.ruby-forum.com/u/glenn)\
**Replies:** 3\
**Last updated:** [December 29, 2005, 11:34pm UTC](https://www.ruby-forum.com/t/verification-problems/51296 "2005-12-29T23:34:31Z")

</div>

Hello, Hope this isn’t a newbie question - but I don’t seem to be able to find relevent information elsewhere. I am having trouble getting the following to work: Schema ActiveRecord::Schema.define(:version =\> 1) do c…

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## [Library for html generation](https://www.ruby-forum.com/t/library-for-html-generation/50494)

<div class="topic-metadata">

**Author:** [@larrywright](https://www.ruby-forum.com/u/larrywright)\
**Replies:** 3\
**Last updated:** [December 17, 2005, 1:29am UTC](https://www.ruby-forum.com/t/library-for-html-generation/50494 "2005-12-17T01:29:01Z")

</div>

Is there a ruby library for generating HTML? I’m looking for something (other than what rails comes with), that’s not tied tightly to any particular web server framework. Basically i just want to be able to call a me…

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## [Ruby-ldap install problems](https://www.ruby-forum.com/t/ruby-ldap-install-problems/91593)

<div class="topic-metadata">

**Author:** [@shaun](https://www.ruby-forum.com/u/shaun)\
**Replies:** 0\
**Last updated:** [December 1, 2005, 6:26pm UTC](https://www.ruby-forum.com/t/ruby-ldap-install-problems/91593 "2005-12-01T18:26:09Z")

</div>

I’m trying to install ruby-ldap in windows environment. When I run ‘ruby extconf.rb’ I continually recieve errors stating that it can’t find ldap.h and some other files despite even though I have provided the director…

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## [Background Job](https://www.ruby-forum.com/t/background-job/174606)

<div class="topic-metadata">

**Author:** [@fipa](https://www.ruby-forum.com/u/fipa)\
**Replies:** 5\
**Last updated:** [August 12, 2010, 4:18pm UTC](https://www.ruby-forum.com/t/background-job/174606 "2010-08-12T16:18:40Z")

</div>

Hi, Is the plugin Background Job still a good solution for someone who wants an easy way to manage serial task processing?

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## [Problem with concurrency](https://www.ruby-forum.com/t/problem-with-concurrency/192373)

<div class="topic-metadata">

**Author:** [@zapotek](https://www.ruby-forum.com/u/zapotek)\
**Replies:** 5\
**Last updated:** [July 29, 2010, 11:42am UTC](https://www.ruby-forum.com/t/problem-with-concurrency/192373 "2010-07-29T11:42:09Z")

</div>

Hi guys, I’m having an issue with a multi-threaded system I’m developing. Sorry if my question sounds too generic and unspecific but: Are there any known pitfalls that one might come across when using threads? This …

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## [New, but this seems odd](https://www.ruby-forum.com/t/new-but-this-seems-odd/191205)

<div class="topic-metadata">

**Author:** [@rawroe](https://www.ruby-forum.com/u/rawroe)\
**Replies:** 5\
**Last updated:** [July 9, 2010, 4:50pm UTC](https://www.ruby-forum.com/t/new-but-this-seems-odd/191205 "2010-07-09T16:50:49Z")

</div>

Ok, granted that I’m pretty new to ruby, but this seems odd to me: irb(main):001:0\> x = \[1,2,3\] =\> \[1, 2, 3\] irb(main):002:0\> x.delete 2 =\> 2 irb(main):003:0\> x =\> \[1, 3\] With this behavior, wouldn’t “delete!” be …

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## [Beginner to Ruby](https://www.ruby-forum.com/t/beginner-to-ruby/181722)

<div class="topic-metadata">

**Author:** [@aksnavs](https://www.ruby-forum.com/u/aksnavs)\
**Replies:** 5\
**Last updated:** [January 18, 2010, 1:19am UTC](https://www.ruby-forum.com/t/beginner-to-ruby/181722 "2010-01-18T01:19:22Z")

</div>

Hello to all Ruby members, I am eager to learn Ruby for Rails… I just bought the book “Ruby For Rails” by David A. Black Is it good enough for the beginner like me to start with this book Please Suggest…

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## [Download Queue](https://www.ruby-forum.com/t/download-queue/180409)

<div class="topic-metadata">

**Author:** [@Kiswono\_P](https://www.ruby-forum.com/u/Kiswono_P)\
**Replies:** 5\
**Last updated:** [December 19, 2009, 3:25pm UTC](https://www.ruby-forum.com/t/download-queue/180409 "2009-12-19T15:25:28Z")

</div>

hi, i trying to make to make downloader site, the process was like this: user enter the site paste their link and the wget or downloader program would download the files every night the file saved using the primary ke…

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## [Module Question](https://www.ruby-forum.com/t/module-question/178708)

<div class="topic-metadata">

**Author:** [@gerryw](https://www.ruby-forum.com/u/gerryw)\
**Replies:** 5\
**Last updated:** [November 10, 2009, 2:49am UTC](https://www.ruby-forum.com/t/module-question/178708 "2009-11-10T02:49:07Z")

</div>

Hello All, I’m considering writing a module that would provide javascript as a backend development language. I would like to get some advice on the best way to implement this. I was considering using a thread pool/que…

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## [How can I contribute with http://api.rubyonrails.org/?](https://www.ruby-forum.com/t/how-can-i-contribute-with-http-api-rubyonrails-org/170727)

<div class="topic-metadata">

**Author:** [@ericfer](https://www.ruby-forum.com/u/ericfer)\
**Replies:** 5\
**Last updated:** [June 24, 2009, 4:13am UTC](https://www.ruby-forum.com/t/how-can-i-contribute-with-http-api-rubyonrails-org/170727 "2009-06-24T04:13:45Z")

</div>

Hi everyone. I was looking for a helper definition (create\_table) and I’ve noticed that the documentation in http://api.rubyonrails.org/ is incomplete. It’s not covering the “sexy migration” options to defining the co…

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## [Extrange String#=~ behaviour](https://www.ruby-forum.com/t/extrange-string-behaviour/161260)

<div class="topic-metadata">

**Author:** [@ISSSSaki\_Baz\_C](https://www.ruby-forum.com/u/ISSSSaki_Baz_C)\
**Replies:** 5\
**Last updated:** [February 25, 2009, 4:39pm UTC](https://www.ruby-forum.com/t/extrange-string-behaviour/161260 "2009-02-25T16:39:53Z")

</div>

Hi, I can’t understand it: class String def =~ obj puts “Sorry, I don’t compare” end end a) OK irb\> “string” =~ 1234 Sorry, I don’t compare nil b) Â¿? irb\> “string” =~ /string/ 0 c) OK irb\> “string”.send(:"…

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## [Where to start if I want to print to](https://www.ruby-forum.com/t/where-to-start-if-i-want-to-print-to/136906)

<div class="topic-metadata">

**Author:** [@ther](https://www.ruby-forum.com/u/ther)\
**Replies:** 5\
**Last updated:** [May 7, 2008, 1:16pm UTC](https://www.ruby-forum.com/t/where-to-start-if-i-want-to-print-to/136906 "2008-05-07T13:16:52Z")

</div>

Linux (CUPS) printers Windows printers by TheR

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## [Rails homepage with backend?](https://www.ruby-forum.com/t/rails-homepage-with-backend/131586)

<div class="topic-metadata">

**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\
**Replies:** 5\
**Last updated:** [March 16, 2008, 3:43pm UTC](https://www.ruby-forum.com/t/rails-homepage-with-backend/131586 "2008-03-16T15:43:37Z")

</div>

Hi! I’m totally new in ror. I just absolved the tutorials in the screening section. My two questions are: Is it possible to create a ror-homepage with a admin-backend? Is it also possible to create a complete fronten…

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## [Is this a feature or a bug?](https://www.ruby-forum.com/t/is-this-a-feature-or-a-bug/131542)

<div class="topic-metadata">

**Author:** [@Rie](https://www.ruby-forum.com/u/Rie)\
**Replies:** 5\
**Last updated:** [March 11, 2008, 10:56am UTC](https://www.ruby-forum.com/t/is-this-a-feature-or-a-bug/131542 "2008-03-11T10:56:02Z")

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sorry if it’s been discussed as i don’t know what the search keyword for this scenario. it actually came up from mistype (notice the comma). m:~ arie$ irb h = {} =\> {} h\[:a\] = 1, ?\> h\[:b\] = 2 =\> \[1, 2\] h …

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## [RSpec TMbundle](https://www.ruby-forum.com/t/rspec-tmbundle/122812)

<div class="topic-metadata">

**Author:** [@confundido](https://www.ruby-forum.com/u/confundido)\
**Replies:** 5\
**Last updated:** [December 12, 2007, 7:12pm UTC](https://www.ruby-forum.com/t/rspec-tmbundle/122812 "2007-12-12T19:12:16Z")

</div>

I tried checking it out today using instructions here: http://rspec.rubyforge.org/tools/extensions/editors/textmate.html I get a ‘svn: Connection closed unexpectedly’. Did it move or is it down? Nathan S. removed\_e…

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## [Create model through text field help](https://www.ruby-forum.com/t/create-model-through-text-field-help/117630)

<div class="topic-metadata">

**Author:** [@matt](https://www.ruby-forum.com/u/matt)\
**Replies:** 5\
**Last updated:** [October 23, 2007, 4:01pm UTC](https://www.ruby-forum.com/t/create-model-through-text-field-help/117630 "2007-10-23T16:01:12Z")

</div>

I’m looking for the functionality described here: My application is very simple. I have a note model and a project model. A note belongs to a project and a project has many notes. When I create a note I would like …

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## [Self-calling method](https://www.ruby-forum.com/t/self-calling-method/114036)

<div class="topic-metadata">

**Author:** [@jonathan](https://www.ruby-forum.com/u/jonathan)\
**Replies:** 5\
**Last updated:** [September 10, 2007, 6:39am UTC](https://www.ruby-forum.com/t/self-calling-method/114036 "2007-09-10T06:39:48Z")

</div>

I’m making a program to rename files based on the date/time they were taken. My camera can take 5 fps, so I want to be able to handle pictures taken at the same time (since the exif data isn’t exact to less than a se…

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## [RubyConf 2007 registration is now open](https://www.ruby-forum.com/t/rubyconf-2007-registration-is-now-open/113973)

<div class="topic-metadata">

**Author:** [@David\_ASBlack](https://www.ruby-forum.com/u/David_ASBlack)\
**Replies:** 5\
**Last updated:** [September 7, 2007, 4:17pm UTC](https://www.ruby-forum.com/t/rubyconf-2007-registration-is-now-open/113973 "2007-09-07T16:17:58Z")

</div>

Hi – Registration is now open for RubyConf 2007, at: http://www.regonline.com/rubyconf2007 Enjoy! David Black for Ruby Central, Inc. and RubyConf 2007

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## [Accessing has\_many objects](https://www.ruby-forum.com/t/accessing-has-many-objects/111182)

<div class="topic-metadata">

**Author:** [@Iain\_A](https://www.ruby-forum.com/u/Iain_A)\
**Replies:** 5\
**Last updated:** [August 3, 2007, 5:38pm UTC](https://www.ruby-forum.com/t/accessing-has-many-objects/111182 "2007-08-03T17:38:26Z")

</div>

I have a the following models CLIENT - has\_many -\> CAMPAIGNS - has\_many -\> CODES -\> has\_many -\>HITS So obviously a client has many codes, but each is linked to a campaign. Now I have managed to get all the codes by us…

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## [backgrounDRb versus DRb](https://www.ruby-forum.com/t/backgroundrb-versus-drb/92291)

<div class="topic-metadata">

**Author:** [@soroe](https://www.ruby-forum.com/u/soroe)\
**Replies:** 5\
**Last updated:** [April 18, 2007, 7:43am UTC](https://www.ruby-forum.com/t/backgroundrb-versus-drb/92291 "2007-04-18T07:43:29Z")

</div>

Hey Guys, I’m using ActiveRecord in a threaded application and getting the “MSQL lost its database connection…etc.” error message. Searching through the forum I see the issue is basically related to the fact that Rai…

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## [Call a method](https://www.ruby-forum.com/t/call-a-method/80560)

<div class="topic-metadata">

**Author:** [@mr\_brownstone](https://www.ruby-forum.com/u/mr_brownstone)\
**Replies:** 5\
**Last updated:** [December 28, 2006, 7:47pm UTC](https://www.ruby-forum.com/t/call-a-method/80560 "2006-12-28T19:47:21Z")

</div>

I have the following method: def pop\_session session\[:view\_pop\] = :valor end This is only input value in session.In view, have one table: \<%= link\_to cliente.id, :controller =\> "view",:action =\> "pop\_session…

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## [Live, Online, Ruby and Rails Teacher](https://www.ruby-forum.com/t/live-online-ruby-and-rails-teacher/201566)

<div class="topic-metadata">

**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\
**Replies:** 6\
**Last updated:** [January 13, 2011, 8:52pm UTC](https://www.ruby-forum.com/t/live-online-ruby-and-rails-teacher/201566 "2011-01-13T20:52:02Z")

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Ruby on Rails is a fun way to build, test, and maintain a web app. I think it can be taught to practically anyone who wants to get up and running …and beyond. Ive been writing MVC web applications for 14 years. For …

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## [Plugins still exist even though they're deleted?](https://www.ruby-forum.com/t/plugins-still-exist-even-though-theyre-deleted/170685)

<div class="topic-metadata">

**Author:** [@mikec](https://www.ruby-forum.com/u/mikec)\
**Replies:** 6\
**Last updated:** [June 22, 2009, 6:54pm UTC](https://www.ruby-forum.com/t/plugins-still-exist-even-though-theyre-deleted/170685 "2009-06-22T18:54:12Z")

</div>

So I deleted some plugins from my app on my local machine and pushed the changes to my git repository. Using capistrano to update the code, I found that the plugins still exist in the current directory! Does anyone ha…

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## [Is there something better than getoptlong](https://www.ruby-forum.com/t/is-there-something-better-than-getoptlong/125472)

<div class="topic-metadata">

**Author:** [@SunRaySon](https://www.ruby-forum.com/u/SunRaySon)\
**Replies:** 6\
**Last updated:** [January 9, 2008, 8:33pm UTC](https://www.ruby-forum.com/t/is-there-something-better-than-getoptlong/125472 "2008-01-09T20:33:27Z")

</div>

Hi, I there anything better than GetOptLong for parsing command line arguments. Kiran.

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## [Want to remove authentication information](https://www.ruby-forum.com/t/want-to-remove-authentication-information/227030)

<div class="topic-metadata">

**Author:** [@soujiro0725](https://www.ruby-forum.com/u/soujiro0725)\
**Replies:** 4\
**Last updated:** [March 1, 2013, 4:40am UTC](https://www.ruby-forum.com/t/want-to-remove-authentication-information/227030 "2013-03-01T04:40:24Z")

</div>

Rails 3.2.11 I have decided to give away (not online! but physically) the source code of my project to someone. All the functionalities should remain so, but I need to erase important information prior to the action. …

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## [Working with thread](https://www.ruby-forum.com/t/working-with-thread/222067)

<div class="topic-metadata">

**Author:** [@aris](https://www.ruby-forum.com/u/aris)\
**Replies:** 4\
**Last updated:** [August 13, 2012, 7:35am UTC](https://www.ruby-forum.com/t/working-with-thread/222067 "2012-08-13T07:35:22Z")

</div>

How can I ensure that the main child lives till all children finishes their jobs and get killed? Is there any way that I can invoke a function when a thread gets killed?

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## [Which associations should I use? to extend ad model](https://www.ruby-forum.com/t/which-associations-should-i-use-to-extend-ad-model/216590)

<div class="topic-metadata">

**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\
**Replies:** 4\
**Last updated:** [February 8, 2012, 10:55pm UTC](https://www.ruby-forum.com/t/which-associations-should-i-use-to-extend-ad-model/216590 "2012-02-08T22:55:37Z")

</div>

I would like to use only one table ads on database. regular AD: :from :to Which associations should I use? Polymorphic Associations The has\_and\_belongs\_to\_many Else?

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## [Kernel on Ruby 1.9.2](https://www.ruby-forum.com/t/kernel-on-ruby-1-9-2/213251)

<div class="topic-metadata">

**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\
**Replies:** 4\
**Last updated:** [October 31, 2011, 10:16pm UTC](https://www.ruby-forum.com/t/kernel-on-ruby-1-9-2/213251 "2011-10-31T22:16:54Z")

</div>

Now it seems like Kernel it is not working the same way I had this code in 1.8.7 module Kernel private def method\_name caller\[0\] =~ /\`(\[^’\]\*)’/ and $1 end end and now it is giving me this error when calling metho…

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## [Newbie question](https://www.ruby-forum.com/t/newbie-question/209914)

<div class="topic-metadata">

**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\
**Replies:** 4\
**Last updated:** [July 26, 2011, 6:27pm UTC](https://www.ruby-forum.com/t/newbie-question/209914 "2011-07-26T18:27:06Z")

</div>

Hi all… Just trying out Rails for the first time… I’ve got a project I’d like to port over from another environment and am just not sure how to achieve the same sort of OO goodness I’m used to… In my other environment…

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## [Listen to radio station fm or am](https://www.ruby-forum.com/t/listen-to-radio-station-fm-or-am/209895)

<div class="topic-metadata">

**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\
**Replies:** 4\
**Last updated:** [July 26, 2011, 3:49pm UTC](https://www.ruby-forum.com/t/listen-to-radio-station-fm-or-am/209895 "2011-07-26T15:49:04Z")

</div>

Hi, I wanted to try connecting to a radio station and listening to it. Is there a command for this? … such as usrp\_fft.py (which is for other use), etc? I have 2rfx1800 and the 64mhz stock clock. Thanks in advance, …

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## [Src/lib/general/gr\_firdes.h: WIN\_BLACKMAN\_hARRIS = 5](https://www.ruby-forum.com/t/src-lib-general-gr-firdes-h-win-blackman-harris-5/200123)

<div class="topic-metadata">

**Author:** [@Dobai-Pataky\_BSSSSl](https://www.ruby-forum.com/u/Dobai-Pataky_BSSSSl)\
**Replies:** 4\
**Last updated:** [December 6, 2010, 4:55pm UTC](https://www.ruby-forum.com/t/src-lib-general-gr-firdes-h-win-blackman-harris-5/200123 "2010-12-06T16:55:30Z")

</div>

is this a typo or something special here

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## [Specifying additional mime types](https://www.ruby-forum.com/t/specifying-additional-mime-types/199854)

<div class="topic-metadata">

**Author:** [@Dobai-Pataky\_BSSSSl](https://www.ruby-forum.com/u/Dobai-Pataky_BSSSSl)\
**Replies:** 4\
**Last updated:** [November 30, 2010, 3:10pm UTC](https://www.ruby-forum.com/t/specifying-additional-mime-types/199854 "2010-11-30T15:10:55Z")

</div>

Hello, I’m currently including the default table on mime types: include mime.types; I would like to add two additional mime types not included in this list, I should edit the file directly (which I dislike) or can …

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## [Help with simple game](https://www.ruby-forum.com/t/help-with-simple-game/199484)

<div class="topic-metadata">

**Author:** [@okkezSS](https://www.ruby-forum.com/u/okkezSS)\
**Replies:** 4\
**Last updated:** [November 22, 2010, 7:06pm UTC](https://www.ruby-forum.com/t/help-with-simple-game/199484 "2010-11-22T19:06:35Z")

</div>

My boss told me to pick up a ruby book and start figuring, so he gave me this game, I have another assignment for you, to write a small game: race.rb construct an array of cars, accept entry of two cars, race the tw…

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## [OFMD Known Symbols](https://www.ruby-forum.com/t/ofmd-known-symbols/190421)

<div class="topic-metadata">

**Author:** [@Chris\_Spain](https://www.ruby-forum.com/u/Chris_Spain)\
**Replies:** 4\
**Last updated:** [June 19, 2010, 8:36pm UTC](https://www.ruby-forum.com/t/ofmd-known-symbols/190421 "2010-06-19T20:36:42Z")

</div>

Hello I’m trying to modify the OFDM module implemented in GNU Radio, and I have a question. In DVB-H I need to set the continual pilot carrier and the scattered pilot carrier. Both are known by TX and RX, then, Are t…

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## [Content displaying below posts in "\[ \]"](https://www.ruby-forum.com/t/content-displaying-below-posts-in/187357)

<div class="topic-metadata">

**Author:** [@mike343](https://www.ruby-forum.com/u/mike343)\
**Replies:** 4\
**Last updated:** [April 22, 2010, 6:10am UTC](https://www.ruby-forum.com/t/content-displaying-below-posts-in/187357 "2010-04-22T06:10:13Z")

</div>

I am running into this issue, I am a super newbie when it comes to ruby on rails, mysql. I am a front-end developer trying to get into more of a MVC type structured language, and ruby on rails seemed like the one. Her…

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## [Need help with find](https://www.ruby-forum.com/t/need-help-with-find/186231)

<div class="topic-metadata">

**Author:** [@RVRoadie](https://www.ruby-forum.com/u/RVRoadie)\
**Replies:** 4\
**Last updated:** [April 3, 2010, 5:10pm UTC](https://www.ruby-forum.com/t/need-help-with-find/186231 "2010-04-03T17:10:18Z")

</div>

Kind of new at this and have been unable to find an example of what I want to do. I have three models, people, clubs and members. @members = @club.members.all --\> finds all club members How do I write a find of all p…

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## [Link as a link AND as a function](https://www.ruby-forum.com/t/link-as-a-link-and-as-a-function/185140)

<div class="topic-metadata">

**Author:** [@mike343](https://www.ruby-forum.com/u/mike343)\
**Replies:** 4\
**Last updated:** [March 22, 2010, 2:37am UTC](https://www.ruby-forum.com/t/link-as-a-link-and-as-a-function/185140 "2010-03-22T02:37:51Z")

</div>

Hi there, I am relatively new to Rails and I am trying to do a fairly common task. I have a page that displays a series of links that go to offsite URLS. Next to each link is a counter that shows how many times that l…

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## [Plugin for uploading a folder of images?](https://www.ruby-forum.com/t/plugin-for-uploading-a-folder-of-images/184834)

<div class="topic-metadata">

**Author:** [@cmaxvv](https://www.ruby-forum.com/u/cmaxvv)\
**Replies:** 4\
**Last updated:** [March 9, 2010, 4:39pm UTC](https://www.ruby-forum.com/t/plugin-for-uploading-a-folder-of-images/184834 "2010-03-09T16:39:53Z")

</div>

Hi - can anyone recommend a plugin/gem for uploading a bunch of image files at once, and converting them to attachments? Ideally one that lets you select a folder and then uploads all of the images in that folder? tha…

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## [Console not working](https://www.ruby-forum.com/t/console-not-working/183110)

<div class="topic-metadata">

**Author:** [@Trausti\_Thor\_J](https://www.ruby-forum.com/u/Trausti_Thor_J)\
**Replies:** 4\
**Last updated:** [February 11, 2010, 3:26pm UTC](https://www.ruby-forum.com/t/console-not-working/183110 "2010-02-11T15:26:43Z")

</div>

I just installed Centos 5.4 64 bit. Nothing out of the ordinary, but this is a plain vanilla installation with ruby enterprise and passenger. My app works as it should, but when I try to run ‘script/console’ it does…

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## [Field update, best practice](https://www.ruby-forum.com/t/field-update-best-practice/182243)

<div class="topic-metadata">

**Author:** [@adedip](https://www.ruby-forum.com/u/adedip)\
**Replies:** 4\
**Last updated:** [January 25, 2010, 9:25pm UTC](https://www.ruby-forum.com/t/field-update-best-practice/182243 "2010-01-25T21:25:29Z")

</div>

Hi everybody… I’m stuck with a strange (stupid) problem I can’t understand. I’m trying to do this in the articles\_controller: def updatecollection @arts = Article.find\_by\_solr(“14 MAY 91”).results @arts.each do |doc…

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## [Could nginx support the socket backend server(in different machines)?](https://www.ruby-forum.com/t/could-nginx-support-the-socket-backend-server-in-different-machines/178733)

<div class="topic-metadata">

**Author:** [@wangbin579](https://www.ruby-forum.com/u/wangbin579)\
**Replies:** 4\
**Last updated:** [November 10, 2009, 1:11pm UTC](https://www.ruby-forum.com/t/could-nginx-support-the-socket-backend-server-in-different-machines/178733 "2009-11-10T13:11:51Z")

</div>

for several reasons,the backend servers are socket backend servers,and nginx seems only support unix socket and http backend server. is any way to achieve that? thanks Posted at Nginx Forum:

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## [How show validation errors in form\_remote\_tag?](https://www.ruby-forum.com/t/how-show-validation-errors-in-form-remote-tag/173832)

<div class="topic-metadata">

**Author:** [@S-gw](https://www.ruby-forum.com/u/S-gw)\
**Replies:** 4\
**Last updated:** [August 18, 2009, 11:14am UTC](https://www.ruby-forum.com/t/how-show-validation-errors-in-form-remote-tag/173832 "2009-08-18T11:14:58Z")

</div>

I suspect this has been asked 400 times, but Google yields 2-3 rather complex gymnastics in blogs (and possibly dated), and searching list archives on ruby-forum proves kinda useless. Using standard forms, it’s fairly…

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## [Ruby-opengl gem not working on 1.9?](https://www.ruby-forum.com/t/ruby-opengl-gem-not-working-on-1-9/161883)

<div class="topic-metadata">

**Author:** [@tbaustert](https://www.ruby-forum.com/u/tbaustert)\
**Replies:** 4\
**Last updated:** [March 4, 2009, 3:30am UTC](https://www.ruby-forum.com/t/ruby-opengl-gem-not-working-on-1-9/161883 "2009-03-04T03:30:40Z")

</div>

Hello. I have a problem with making ruby-opengl work on Ruby 1.9.1, Windows. I download the gem named ruby-opengl-0.60.1-x86-mswin32.gem and install it - the installation is successful. But then when I try to require …

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