# Top

**URL:** https://www.ruby-forum.com/top.md?page=717

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**Page:** 718

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## [IMAP/SSL issue](https://www.ruby-forum.com/t/imap-ssl-issue/144377)

<div class="topic-metadata">

**Author:** [@Bryan\_Allen](https://www.ruby-forum.com/u/Bryan_Allen)\
**Replies:** 6\
**Last updated:** [July 29, 2008, 9:27pm UTC](https://www.ruby-forum.com/t/imap-ssl-issue/144377 "2008-07-29T21:27:31Z")

</div>

Good evening, I’m trying to get the IMAP/SSL module working and running into an odd issue. Plaintext connections work just fine, but SSL connections don’t seem to contact the auth daemon. imtest -p 143 -a $USER -m …

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## [Watir - Where can I get the latest copy of JavascriptClick.h](https://www.ruby-forum.com/t/watir-where-can-i-get-the-latest-copy-of-javascriptclick-h/84925)

<div class="topic-metadata">

**Author:** [@mike](https://www.ruby-forum.com/u/mike)\
**Replies:** 6\
**Last updated:** [February 20, 2007, 4:01pm UTC](https://www.ruby-forum.com/t/watir-where-can-i-get-the-latest-copy-of-javascriptclick-h/84925 "2007-02-20T16:01:04Z")

</div>

I recently installed Ruby Version 1.8.5p12 and Watir-1.4.1 on a laptop running Windows XP Professional Version 2002 SP 2 with reasonably current maintenance. I used gem to install Watir. I am having problems running …

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## [VERBOSE and "warning: Insecure world writable dir..."](https://www.ruby-forum.com/t/verbose-and-warning-insecure-world-writable-dir/74900)

<div class="topic-metadata">

**Author:** [@madiba](https://www.ruby-forum.com/u/madiba)\
**Replies:** 6\
**Last updated:** [November 7, 2006, 11:01am UTC](https://www.ruby-forum.com/t/verbose-and-warning-insecure-world-writable-dir/74900 "2006-11-07T11:01:30Z")

</div>

Hello, I’ve just got very popular – as I guess from google hits – warning about insecure dir when I run something like this puts %x{bzip2 -9 #{s}} where s is file to compress. I found many ‘solutions’ by changing th…

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## [Handler modules : Content Handler vs Content Phase Handler](https://www.ruby-forum.com/t/handler-modules-content-handler-vs-content-phase-handler/243261)

<div class="topic-metadata">

**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\
**Replies:** 2\
**Last updated:** [September 5, 2015, 4:29pm UTC](https://www.ruby-forum.com/t/handler-modules-content-handler-vs-content-phase-handler/243261 "2015-09-05T16:29:07Z")

</div>

Hello ! I’m developping some handler modules for nginx and I’m wondering why they are two kinds of handlers : Content Phase Handler Content Handler I read this interesting blog : http://www.nginxguts.com/2011/01/ph…

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## [UHD not working after clean pybombs install](https://www.ruby-forum.com/t/uhd-not-working-after-clean-pybombs-install/230904)

<div class="topic-metadata">

**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\
**Replies:** 2\
**Last updated:** [July 11, 2014, 4:42pm UTC](https://www.ruby-forum.com/t/uhd-not-working-after-clean-pybombs-install/230904 "2014-07-11T16:42:53Z")

</div>

Hello, I did find a simlar entry to this problem on the forum from last month but there was no usable solution for me unless I missed something. Also I have not found a way to allow me to change the USB permissions…

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## [Will someone install visualruby on a MAC?](https://www.ruby-forum.com/t/will-someone-install-visualruby-on-a-mac/219989)

<div class="topic-metadata">

**Author:** [@Gurdipe\_D](https://www.ruby-forum.com/u/Gurdipe_D)\
**Replies:** 2\
**Last updated:** [July 7, 2012, 11:57pm UTC](https://www.ruby-forum.com/t/will-someone-install-visualruby-on-a-mac/219989 "2012-07-07T23:57:48Z")

</div>

hi: I need a volunteer who’s familiar with installing gtk stuff on a MAC. I’m trying to get my friend to install visualruby on his MAC but it just hangs. I’m not sure if its due to missing components or not. If anyo…

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## [Float specs](https://www.ruby-forum.com/t/float-specs/216296)

<div class="topic-metadata">

**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\
**Replies:** 2\
**Last updated:** [May 8, 2012, 10:42pm UTC](https://www.ruby-forum.com/t/float-specs/216296 "2012-05-08T22:42:03Z")

</div>

Ironruby-core mailing list removed\_email\_address@domain.invalid http://rubyforge.org/mailman/listinfo/ironruby-core

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## [Nginx + Rails (Thin Server) - Double Bad Gateway Problem](https://www.ruby-forum.com/t/nginx-rails-thin-server-double-bad-gateway-problem/218334)

<div class="topic-metadata">

**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\
**Replies:** 2\
**Last updated:** [March 29, 2012, 6:43pm UTC](https://www.ruby-forum.com/t/nginx-rails-thin-server-double-bad-gateway-problem/218334 "2012-03-29T18:43:44Z")

</div>

Hi, I’m facing a strange problem using Nginx with reverse proxy to a ruby Thin Server. When someone calls an unrouteable path in our Rails App, Nginx launches a 502 - Bad Gateway correctly. When Nginx receives anoth…

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## [Load balancing Oracle Forms 11g Backends - Very slow performance!](https://www.ruby-forum.com/t/load-balancing-oracle-forms-11g-backends-very-slow-performance/210258)

<div class="topic-metadata">

**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\
**Replies:** 2\
**Last updated:** [August 3, 2011, 4:29pm UTC](https://www.ruby-forum.com/t/load-balancing-oracle-forms-11g-backends-very-slow-performance/210258 "2011-08-03T16:29:14Z")

</div>

Hi, i have succeeded in setting up nginx (currently 1.1.0) for load balancing 2 backends running the Oracle forms 11g application. Additionally, i’ve set up nginx with the jvmRoute module to have session stickyness …

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## [Why IronRuby?](https://www.ruby-forum.com/t/why-ironruby/170492)

<div class="topic-metadata">

**Author:** [@metanoize](https://www.ruby-forum.com/u/metanoize)\
**Replies:** 2\
**Last updated:** [June 18, 2009, 10:12am UTC](https://www.ruby-forum.com/t/why-ironruby/170492 "2009-06-18T10:12:10Z")

</div>

I have been having fun playing around with IronRuby but one question keeps coming to my mind which is Why IronRuby? What purpose does it serve? I know we can use the simplicity of the IronRuby language to call .NET A…

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## [Help with MySQL COALESCE](https://www.ruby-forum.com/t/help-with-mysql-coalesce/167710)

<div class="topic-metadata">

**Author:** [@tni](https://www.ruby-forum.com/u/tni)\
**Replies:** 2\
**Last updated:** [May 12, 2009, 3:55pm UTC](https://www.ruby-forum.com/t/help-with-mysql-coalesce/167710 "2009-05-12T15:55:33Z")

</div>

In my Ruby on Rails app, I am trying to run a query to populate a drop- down select box. The query may return NULL values, in which case I want to display a value like ‘N/A’. My query works directly in MySql: select…

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## [Mongrel claims to be available, but the site isn't visible](https://www.ruby-forum.com/t/mongrel-claims-to-be-available-but-the-site-isnt-visible/141931)

<div class="topic-metadata">

**Author:** [@clararaubertas](https://www.ruby-forum.com/u/clararaubertas)\
**Replies:** 2\
**Last updated:** [July 2, 2008, 4:39pm UTC](https://www.ruby-forum.com/t/mongrel-claims-to-be-available-but-the-site-isnt-visible/141931 "2008-07-02T16:39:50Z")

</div>

I’m trying to deploy a rails app for development on slicehost and I can’t seem to get mongrel to work correctly. When I run mongrel\_rails start I get: \*\* Starting Mongrel listening at 0.0.0.0:3000 \*\* Starting Rails …

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## [VirtualDocumentRoot with 1.4.2](https://www.ruby-forum.com/t/virtualdocumentroot-with-1-4-2/236330)

<div class="topic-metadata">

**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\
**Replies:** 4\
**Last updated:** [August 27, 2013, 2:26pm UTC](https://www.ruby-forum.com/t/virtualdocumentroot-with-1-4-2/236330 "2013-08-27T14:26:22Z")

</div>

Hi there, I’ve tried to replicate my Apache VirtualDocumentRoot /srv/www/%0 to nginx. I have Nginx 1.4 Virtual hosting with server\_name ~^(?.\*)$; root /srv/www/$vhost; access\_log /var/log/nginx/$vhost.access.log; H…

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## [Error when installing gem](https://www.ruby-forum.com/t/error-when-installing-gem/212449)

<div class="topic-metadata">

**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\
**Replies:** 4\
**Last updated:** [October 5, 2011, 12:33am UTC](https://www.ruby-forum.com/t/error-when-installing-gem/212449 "2011-10-05T00:33:21Z")

</div>

I’m working on a project and am bundling up my APIs into a gem for distribution. The gem includes native code that needs to be compiled, so I’ve included an extconf.rb file, etc. to do this. On a test machine the gem …

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## [Assign blocks to variables](https://www.ruby-forum.com/t/assign-blocks-to-variables/192172)

<div class="topic-metadata">

**Author:** [@poseid](https://www.ruby-forum.com/u/poseid)\
**Replies:** 4\
**Last updated:** [July 25, 2010, 6:05pm UTC](https://www.ruby-forum.com/t/assign-blocks-to-variables/192172 "2010-07-25T18:05:55Z")

</div>

If you want to work on a function that takes a block as input, is it possible to assign the block to a variable? In other words, how would you parameterize this in irb: myfunc { otherfunc { |a| print a } }

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## [Assigns and should eql don't work as expected](https://www.ruby-forum.com/t/assigns-and-should-eql-dont-work-as-expected/191741)

<div class="topic-metadata">

**Author:** [@dazuma](https://www.ruby-forum.com/u/dazuma)\
**Replies:** 4\
**Last updated:** [July 17, 2010, 11:57pm UTC](https://www.ruby-forum.com/t/assigns-and-should-eql-dont-work-as-expected/191741 "2010-07-17T23:57:12Z")

</div>

Today I’ve been writing some tests for a new rails 3 app, but after reading the doc from http://rdoc.info/projects/rspec/rspec-expectations, I still can’t understand why the test doesn’t work. My setup is: rvm 0.1.41 …

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## [Saving HTTP Referer](https://www.ruby-forum.com/t/saving-http-referer/184464)

<div class="topic-metadata">

**Author:** [@david](https://www.ruby-forum.com/u/david)\
**Replies:** 4\
**Last updated:** [March 3, 2010, 10:13pm UTC](https://www.ruby-forum.com/t/saving-http-referer/184464 "2010-03-03T22:13:54Z")

</div>

I’m trying to save the site that a user came from when they sign up. Right now I have a before\_filter in my ApplicationController: before\_filter :save\_referer def save\_referer unless is\_logged\_in? session\[‘referer’\]…

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## [I18n et link\_to](https://www.ruby-forum.com/t/i18n-et-link-to/167967)

<div class="topic-metadata">

**Author:** [@cb56](https://www.ruby-forum.com/u/cb56)\
**Replies:** 4\
**Last updated:** [May 14, 2009, 3:29pm UTC](https://www.ruby-forum.com/t/i18n-et-link-to/167967 "2009-05-14T15:29:18Z")

</div>

Bonjour, Une petite question, j’espÃ¨re que vous pourrez m’aider :slight\_smile: Je n’arrive dÃ©sespÃ©rÃ©ment pas Ã traduire un lien. Voici mon code : \<%= link\_to ‘accueil’, :controller =\> ‘accueil’ %\> =\> Ici, le lie…

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## [Titled border](https://www.ruby-forum.com/t/titled-border/165201)

<div class="topic-metadata">

**Author:** [@pierre](https://www.ruby-forum.com/u/pierre)\
**Replies:** 4\
**Last updated:** [April 14, 2009, 1:31pm UTC](https://www.ruby-forum.com/t/titled-border/165201 "2009-04-14T13:31:38Z")

</div>

Hi folks, I have a few ListBox controls in my small app, and I wanted to put a kind of title above each of them. The easiest and somehow best looking solution I had thought of, was a kind of border around the ListBox…

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## [Choosing a Sizer](https://www.ruby-forum.com/t/choosing-a-sizer/137291)

<div class="topic-metadata">

**Author:** [@Yvon\_T](https://www.ruby-forum.com/u/Yvon_T)\
**Replies:** 4\
**Last updated:** [May 11, 2008, 7:46pm UTC](https://www.ruby-forum.com/t/choosing-a-sizer/137291 "2008-05-11T19:46:36Z")

</div>

Following alex advices, i’ve used both “text/textctrl.rb” and “etc/threaded.rb” to build my first wxApp. I’ve changed the Sizer type mainly (from “Wx::BoxSizer” to “Wx::FlexGridSizer”). I didn’t find the way to let @…

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## [Find\_with\_ferret :multi not working for me (latest version) (apologies if this was already posted)](https://www.ruby-forum.com/t/find-with-ferret-multi-not-working-for-me-latest-version-apologies-if-this-was-already-posted/134742)

<div class="topic-metadata">

**Author:** [@cmaxvv](https://www.ruby-forum.com/u/cmaxvv)\
**Replies:** 4\
**Last updated:** [April 24, 2008, 5:02pm UTC](https://www.ruby-forum.com/t/find-with-ferret-multi-not-working-for-me-latest-version-apologies-if-this-was-already-posted/134742 "2008-04-24T17:02:51Z")

</div>

First of all, sorry if this appears in the list twice - i was awaiting moderation all day and then finally joined the list properly and sent this direct. Previously, for all my ferret searches, i was using find\_by\_co…

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## [Best way to verify request method](https://www.ruby-forum.com/t/best-way-to-verify-request-method/135529)

<div class="topic-metadata">

**Author:** [@pkoebbe](https://www.ruby-forum.com/u/pkoebbe)\
**Replies:** 4\
**Last updated:** [April 23, 2008, 2:37am UTC](https://www.ruby-forum.com/t/best-way-to-verify-request-method/135529 "2008-04-23T02:37:58Z")

</div>

I did some googling, but didn’t find anything that specifically addressed my question, but if you have a link, I’d really appreciate it. I want to build some robustness into my controllers by blocking access to action…

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## [Is not allowed as an instance variable name](https://www.ruby-forum.com/t/is-not-allowed-as-an-instance-variable-name/245136)

<div class="topic-metadata">

**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\
**Replies:** 0\
**Last updated:** [November 10, 2016, 6:23am UTC](https://www.ruby-forum.com/t/is-not-allowed-as-an-instance-variable-name/245136 "2016-11-10T06:23:34Z")

</div>

I have error as @instance variable not allowed ActionView::Template::Error (\`@project\_effective\_hour\[from\_date\]’ is not allowed as an instance variable name): I used it with calendar\_date\_select in rails 4. But I rec…

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## [Devise Gem Auto login](https://www.ruby-forum.com/t/devise-gem-auto-login/232914)

<div class="topic-metadata">

**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\
**Replies:** 1\
**Last updated:** [November 4, 2014, 6:19pm UTC](https://www.ruby-forum.com/t/devise-gem-auto-login/232914 "2014-11-04T18:19:10Z")

</div>

Hi , I have a requirement where users will not enter password to login into the system. They will pass us external secret token and with this token we can get the user record from users table. Here with this us…

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## [D state when high load on same static file](https://www.ruby-forum.com/t/d-state-when-high-load-on-same-static-file/215101)

<div class="topic-metadata">

**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\
**Replies:** 7\
**Last updated:** [December 25, 2011, 12:46am UTC](https://www.ruby-forum.com/t/d-state-when-high-load-on-same-static-file/215101 "2011-12-25T00:46:55Z")

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Hi guys, I have some file hosting servers running nginx, serving static files which size average from 500MB to 6GB. The servers use Lustre1.8 as cluster filesystem. Files stay on some raid6 array with stripe size = 5…

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## [Ksh versions of bash scripts](https://www.ruby-forum.com/t/ksh-versions-of-bash-scripts/184659)

<div class="topic-metadata">

**Author:** [@matt](https://www.ruby-forum.com/u/matt)\
**Replies:** 7\
**Last updated:** [March 7, 2010, 2:18pm UTC](https://www.ruby-forum.com/t/ksh-versions-of-bash-scripts/184659 "2010-03-07T14:18:51Z")

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Hi, Just wondering if anyone has created ksh versions of the bash scripts. I also noticed that for JRuby 1.5, you are looking at native binaries for the Unix launch scripts, will this be just for Intel/Linux or will …

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## [Collection\_select ajax.Updater InvalidAuthenticityToken](https://www.ruby-forum.com/t/collection-select-ajax-updater-invalidauthenticitytoken/124761)

<div class="topic-metadata">

**Author:** [@hiddenhippo](https://www.ruby-forum.com/u/hiddenhippo)\
**Replies:** 7\
**Last updated:** [May 14, 2008, 3:50am UTC](https://www.ruby-forum.com/t/collection-select-ajax-updater-invalidauthenticitytoken/124761 "2008-05-14T03:50:11Z")

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Hi, I’m currently using the latest version of rails 2.0.2 with cookies. My problem is as follows, to which I’ve not found any help on google etc. I have a page which presents the user with two drop-down menus. The …

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## [Why doesn't my user-entered data persist after validation/preview in my multi-model form?](https://www.ruby-forum.com/t/why-doesnt-my-user-entered-data-persist-after-validation-preview-in-my-multi-model-form/136334)

<div class="topic-metadata">

**Author:** [@ebrad](https://www.ruby-forum.com/u/ebrad)\
**Replies:** 7\
**Last updated:** [May 1, 2008, 10:32pm UTC](https://www.ruby-forum.com/t/why-doesnt-my-user-entered-data-persist-after-validation-preview-in-my-multi-model-form/136334 "2008-05-01T22:32:01Z")

</div>

I’m creating a timesheet application where a “Timesheet” object has 7 “TimesheetDays” objects. Everything works fine until error validation or a ‘preview’ (after calculations) when the form is re-rendered. The data in…

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## [How to make a 126 rails project when 2.02 is installed with windows](https://www.ruby-forum.com/t/how-to-make-a-126-rails-project-when-2-02-is-installed-with-windows/135125)

<div class="topic-metadata">

**Author:** [@rubyfreak](https://www.ruby-forum.com/u/rubyfreak)\
**Replies:** 7\
**Last updated:** [April 19, 2008, 3:56am UTC](https://www.ruby-forum.com/t/how-to-make-a-126-rails-project-when-2-02-is-installed-with-windows/135125 "2008-04-19T03:56:34Z")

</div>

How do I make a 126 rails project when 2.02 is installed? I posted this question and got this answer: You can generate a NEW rails 1.2.6 project like this $rails 1.2.6 myproject That will probably work on a linix mac…

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## [Deploy osx apache2 (plus php)](https://www.ruby-forum.com/t/deploy-osx-apache2-plus-php/85150)

<div class="topic-metadata">

**Author:** [@dankelley](https://www.ruby-forum.com/u/dankelley)\
**Replies:** 7\
**Last updated:** [September 25, 2007, 11:10pm UTC](https://www.ruby-forum.com/t/deploy-osx-apache2-plus-php/85150 "2007-09-25T23:10:20Z")

</div>

I’m under the understanding that it is a good practice to have apache2 installed for RoR, and so I’ve used macports on OSX to install that, and then I stopped the existing server and restarted the apache2 instance usi…

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## [Net::HTTP - POST and GET in the same request](https://www.ruby-forum.com/t/net-http-post-and-get-in-the-same-request/105116)

<div class="topic-metadata">

**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\
**Replies:** 7\
**Last updated:** [May 26, 2007, 12:32am UTC](https://www.ruby-forum.com/t/net-http-post-and-get-in-the-same-request/105116 "2007-05-26T00:32:57Z")

</div>

I have a peculiar problem where I need to submit POST data to a script which has get variables (script.asp?variable=true) But Net:HTTP seems to have gone to great lengths to prevent this. Obviously, its messy and look…

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## [Using ActiveRecord to populate an array](https://www.ruby-forum.com/t/using-activerecord-to-populate-an-array/75434)

<div class="topic-metadata">

**Author:** [@taylorstrait](https://www.ruby-forum.com/u/taylorstrait)\
**Replies:** 7\
**Last updated:** [November 9, 2006, 11:58pm UTC](https://www.ruby-forum.com/t/using-activerecord-to-populate-an-array/75434 "2006-11-09T23:58:53Z")

</div>

CURRENCIES = \[\] Currency.find(:all) {|x| CURRENCIES \<\< \[x.name + " (" + x.symbol + “)”, x.id\]} Yet my array stays empty. Seems like I’m missing a step between the find all and the code block. Any suggestions for th…

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## [Where is the attribute definition of Category class?](https://www.ruby-forum.com/t/where-is-the-attribute-definition-of-category-class/54302)

<div class="topic-metadata">

**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\
**Replies:** 7\
**Last updated:** [December 26, 2005, 5:11am UTC](https://www.ruby-forum.com/t/where-is-the-attribute-definition-of-category-class/54302 "2005-12-26T05:11:17Z")

</div>

Hi everyone, I’m a newbie of ruby and rubyonrails. I’m trying \<\> those days, and I found some code generated by rails (precisely ActiveRecord) hard to understand, as follows: class Category \< ActiveRecord::Base valid…

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## [ADS-B on Mac 10.9 - possible linking error](https://www.ruby-forum.com/t/ads-b-on-mac-10-9-possible-linking-error/232179)

<div class="topic-metadata">

**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\
**Replies:** 5\
**Last updated:** [September 24, 2014, 3:31am UTC](https://www.ruby-forum.com/t/ads-b-on-mac-10-9-possible-linking-error/232179 "2014-09-24T03:31:29Z")

</div>

Hi I am trying to build and use gr\_air\_modes built from GitHub - bistromath/gr-air-modes: Gnuradio Mode-S/ADS-B radio. But the command sudo ldconfig is not available on Mac 10.9.5. When I execute the modes\_rx comma…

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## [Embedded perl for nginx official release?](https://www.ruby-forum.com/t/embedded-perl-for-nginx-official-release/241138)

<div class="topic-metadata">

**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\
**Replies:** 5\
**Last updated:** [May 15, 2014, 10:15pm UTC](https://www.ruby-forum.com/t/embedded-perl-for-nginx-official-release/241138 "2014-05-15T22:15:22Z")

</div>

Hi all, I am searching for information about the embedded perl Nginx roadmap… Is it planned to replace standard nginx by this one ? Or to integrate embedded perl into nginx official release ? Or maybe the two projects …

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## [PDF Thumbnail screen in a page](https://www.ruby-forum.com/t/pdf-thumbnail-screen-in-a-page/216000)

<div class="topic-metadata">

**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\
**Replies:** 5\
**Last updated:** [January 24, 2012, 1:19pm UTC](https://www.ruby-forum.com/t/pdf-thumbnail-screen-in-a-page/216000 "2012-01-24T13:19:06Z")

</div>

Hi bro/sis, Do you know the plugin to show the big icons of PDF (has attached as above) in the webpage? How to write a code? I am using paperclip and rails 3.1.x. Thank you bro/sis!! Best regards, Joachim

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## [Gr-uhd swig troubles](https://www.ruby-forum.com/t/gr-uhd-swig-troubles/206017)

<div class="topic-metadata">

**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\
**Replies:** 5\
**Last updated:** [April 21, 2011, 1:10pm UTC](https://www.ruby-forum.com/t/gr-uhd-swig-troubles/206017 "2011-04-21T13:10:13Z")

</div>

Hey guys, I started to have this with the git master and uhd from yesterday evening: linux; GNU C++ version 4.6.0 20110415 (prerelease); Boost\_104600; UHD\_003.000.001-8212f22 \[…\] ub/grotarapi/PHY/PhysicalLayer.py",…

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## [Net::PingExternal gives an errror](https://www.ruby-forum.com/t/net-pingexternal-gives-an-errror/195084)

<div class="topic-metadata">

**Author:** [@webwizart](https://www.ruby-forum.com/u/webwizart)\
**Replies:** 5\
**Last updated:** [September 17, 2010, 12:26am UTC](https://www.ruby-forum.com/t/net-pingexternal-gives-an-errror/195084 "2010-09-17T00:26:52Z")

</div>

Hello there, I’m having a problem with a tutorial to ping whatever. I have snowleopard and both ruby’s both give the same error: uninitialized constant Net::PingExternal (NameError) here is the code i’m using: requi…

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## [Grid](https://www.ruby-forum.com/t/grid/164284)

<div class="topic-metadata">

**Author:** [@beusse](https://www.ruby-forum.com/u/beusse)\
**Replies:** 5\
**Last updated:** [March 31, 2009, 9:07am UTC](https://www.ruby-forum.com/t/grid/164284 "2009-03-31T09:07:04Z")

</div>

Bonjour. Je voudrais savoir comment dÃ©sÃ©lectionnÃ© le rectangle noir ce trouvant dans la premiÃ¨re colonne(rows 0, col 0) de l’exemple Grid? Y Ã t’il une option comme “TE\_READONLY” qui empÃªche d’Ã©crire dans les …

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## [Jruby 1.6, Websphere 6 and warble](https://www.ruby-forum.com/t/jruby-1-6-websphere-6-and-warble/162505)

<div class="topic-metadata">

**Author:** [@mercedes6s](https://www.ruby-forum.com/u/mercedes6s)\
**Replies:** 5\
**Last updated:** [March 12, 2009, 6:13pm UTC](https://www.ruby-forum.com/t/jruby-1-6-websphere-6-and-warble/162505 "2009-03-12T18:13:25Z")

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Hello, I’m hoping someone out there has seen this issue before. I saw a lot of issues out there that seem like they are the same but I’ve tried all the solutions and nothing worked. Hopefully someone might have ran …

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## [Cucumber - how to spec a quick search box](https://www.ruby-forum.com/t/cucumber-how-to-spec-a-quick-search-box/153524)

<div class="topic-metadata">

**Author:** [@Mikel\_L](https://www.ruby-forum.com/u/Mikel_L)\
**Replies:** 5\
**Last updated:** [November 19, 2008, 3:56pm UTC](https://www.ruby-forum.com/t/cucumber-how-to-spec-a-quick-search-box/153524 "2008-11-19T15:56:50Z")

</div>

Hello all. Wondering if anyone else has solved this. Some websites (including the intranet app I am working on) have a form in the top corner of the site that is buttonless. If you focus on this form enter text and …

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## [Using buttons in CGI](https://www.ruby-forum.com/t/using-buttons-in-cgi/151591)

<div class="topic-metadata">

**Author:** [@asafdasa](https://www.ruby-forum.com/u/asafdasa)\
**Replies:** 5\
**Last updated:** [October 23, 2008, 12:26pm UTC](https://www.ruby-forum.com/t/using-buttons-in-cgi/151591 "2008-10-23T12:26:42Z")

</div>

Hi all, I have a problem, I have table such that each line on it is textfield (something that I defined). I want to make a button, which isn’t the ‘submit’ or ‘reset’ button, such that when I click on it, a new line o…

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## [Eclipse rdt is painful](https://www.ruby-forum.com/t/eclipse-rdt-is-painful/137053)

<div class="topic-metadata">

**Author:** [@john\_old](https://www.ruby-forum.com/u/john_old)\
**Replies:** 5\
**Last updated:** [May 11, 2008, 3:31am UTC](https://www.ruby-forum.com/t/eclipse-rdt-is-painful/137053 "2008-05-11T03:31:11Z")

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Yeah the RDT plugin for eclipse work is painful. It used to be pretty slick. Eclipse v3.3 and the last RDT. The rdt guy got hired by aptana, so it looks like that plugin is no longer or not updated. In eclipse its…

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## [Debugging overruns](https://www.ruby-forum.com/t/debugging-overruns/83624)

<div class="topic-metadata">

**Author:** [@danhobbs](https://www.ruby-forum.com/u/danhobbs)\
**Replies:** 5\
**Last updated:** [September 25, 2007, 11:08pm UTC](https://www.ruby-forum.com/t/debugging-overruns/83624 "2007-09-25T23:08:07Z")

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Hi, I’m trying to figure out what the right tools are to debug problems like overruns in the USRP. I have a modified version of tunnel.py running (I basically took out the tun/tap interfaces and added my own on top), …

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## [How is Ruby the "Perlification" of Lisp?](https://www.ruby-forum.com/t/how-is-ruby-the-perlification-of-lisp/83711)

<div class="topic-metadata">

**Author:** [@Griff](https://www.ruby-forum.com/u/Griff)\
**Replies:** 5\
**Last updated:** [September 25, 2007, 11:04pm UTC](https://www.ruby-forum.com/t/how-is-ruby-the-perlification-of-lisp/83711 "2007-09-25T23:04:17Z")

</div>

I read that Ruby is the “Perlification” of Lisp or something to that effect. May some please elaborate on this?

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## [Database Example Problem](https://www.ruby-forum.com/t/database-example-problem/260928)

<div class="topic-metadata">

**Author:** [@uniqueBoy](https://www.ruby-forum.com/u/uniqueBoy)\
**Replies:** 3\
**Last updated:** [February 5, 2021, 2:28pm UTC](https://www.ruby-forum.com/t/database-example-problem/260928 "2021-02-05T14:28:44Z")

</div>

Hello, I have a hobby project. I have two text file, I’m trying to read them parallel so I can save them database. It is writing only one file so I couldn’t understand why? Please help me.

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## [Macports install where is gnuradio-core?](https://www.ruby-forum.com/t/macports-install-where-is-gnuradio-core/231440)

<div class="topic-metadata">

**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\
**Replies:** 3\
**Last updated:** [August 8, 2014, 1:42am UTC](https://www.ruby-forum.com/t/macports-install-where-is-gnuradio-core/231440 "2014-08-08T01:42:46Z")

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Hello, I recently installed gnu radio using macports and so far things seem to be working, that is I can open and edit changes in GRC, make my own modules and see it compile etc. Early days.However I dont see where g…

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## [Arch Linux WXGUI Support (GNR3.7)](https://www.ruby-forum.com/t/arch-linux-wxgui-support-gnr3-7/240337)

<div class="topic-metadata">

**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\
**Replies:** 3\
**Last updated:** [April 10, 2014, 8:40am UTC](https://www.ruby-forum.com/t/arch-linux-wxgui-support-gnr3-7/240337 "2014-04-10T08:40:04Z")

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There has been an issue for some months now in the latest build of gnuradio from the AUR. It does not build, nor can run the WX/QT GUI modules. I have had to downgrade some packages to make an older version of GNR wo…

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## [Mongrel don't render html if i use .htaccess](https://www.ruby-forum.com/t/mongrel-dont-render-html-if-i-use-htaccess/198395)

<div class="topic-metadata">

**Author:** [@okkezSS](https://www.ruby-forum.com/u/okkezSS)\
**Replies:** 0\
**Last updated:** [October 31, 2010, 1:21pm UTC](https://www.ruby-forum.com/t/mongrel-dont-render-html-if-i-use-htaccess/198395 "2010-10-31T13:21:33Z")

</div>

Hy, Being new here i hope somebody can help me. Setup: CentOS 5.5 ruby 1.8.7 (2009-06-08 patchlevel 173) \[i686-linux\] Rails 2.3.8 mongrel 1.1.5 rack 1.2.1, 1.0.1 Problem: If i use a .htaccess like RewriteEngin…

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## [Iterate over a cartesian product](https://www.ruby-forum.com/t/iterate-over-a-cartesian-product/194968)

<div class="topic-metadata">

**Author:** [@Handy\_G](https://www.ruby-forum.com/u/Handy_G)\
**Replies:** 8\
**Last updated:** [September 15, 2010, 2:16pm UTC](https://www.ruby-forum.com/t/iterate-over-a-cartesian-product/194968 "2010-09-15T14:16:55Z")

</div>

I have an array of N arrays A\_i: \[A\_1,A\_2,…,A\_N\]. I want to iterate over the cartesian product A\_1xA\_2…xA\_N. Is there a simple way of doing this without specifying N?

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