# Top

**URL:** https://www.ruby-forum.com/top.md?page=994

[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:** 995

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## [Silent out-of-index problems--how much of a problem are they](https://www.ruby-forum.com/t/silent-out-of-index-problems-how-much-of-a-problem-are-they/72655)

<div class="topic-metadata">

**Author:** [@Kenneth\_McDonald](https://www.ruby-forum.com/u/Kenneth_McDonald)\
**Replies:** 7\
**Last updated:** [October 18, 2006, 10:43am UTC](https://www.ruby-forum.com/t/silent-out-of-index-problems-how-much-of-a-problem-are-they/72655 "2006-10-18T10:43:58Z")

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As a Python user starting to mess around with Ruby, one of my biggest concerns is the fact that so many operations on lists ‘fail silently’ (return nil) when given list indices that are out of bounds. In particular, I…

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## ['remember me' using cookies](https://www.ruby-forum.com/t/remember-me-using-cookies/100162)

<div class="topic-metadata">

**Author:** [@orotone](https://www.ruby-forum.com/u/orotone)\
**Replies:** 7\
**Last updated:** [July 30, 2006, 4:58pm UTC](https://www.ruby-forum.com/t/remember-me-using-cookies/100162 "2006-07-30T16:58:43Z")

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I’m about to implement this, and I’m thinking of storing the user’s id and their hashed password in the cookie after a successful authentication. can any see an obvious security issue with this? I know the method is …

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## [Undefined method \`inject' for true:TrueClass](https://www.ruby-forum.com/t/undefined-method-inject-for-true-trueclass/194231)

<div class="topic-metadata">

**Author:** [@mitch\_newbie](https://www.ruby-forum.com/u/mitch_newbie)\
**Replies:** 3\
**Last updated:** [September 1, 2010, 5:52pm UTC](https://www.ruby-forum.com/t/undefined-method-inject-for-true-trueclass/194231 "2010-09-01T17:52:37Z")

</div>

I just updated my Rubygems and rails2.3.2. Everything was working prior to this update. Now I am getting this error: undefined method \`inject’ for true:TrueClass I don’t have the faintest idea why and I certainly don…

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## [Set a title attribute for the text field inside rails form](https://www.ruby-forum.com/t/set-a-title-attribute-for-the-text-field-inside-rails-form/189000)

<div class="topic-metadata">

**Author:** [@mohammed\_a](https://www.ruby-forum.com/u/mohammed_a)\
**Replies:** 3\
**Last updated:** [May 22, 2010, 12:44am UTC](https://www.ruby-forum.com/t/set-a-title-attribute-for-the-text-field-inside-rails-form/189000 "2010-05-22T00:44:22Z")

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Hi I am trying to set title attribute for the text filed inside a form using rails. I tried \<%= f.text\_field :email , :class =\> “autoclear”,:title =\> “title” %\>\</ p\> but it did not work I want it to produce this …

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## [Installing gnuradio on Opensuse](https://www.ruby-forum.com/t/installing-gnuradio-on-opensuse/166693)

<div class="topic-metadata">

**Author:** [@unknown](https://www.ruby-forum.com/u/unknown)\
**Replies:** 3\
**Last updated:** [May 1, 2009, 9:40am UTC](https://www.ruby-forum.com/t/installing-gnuradio-on-opensuse/166693 "2009-05-01T09:40:19Z")

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Good afternoon, I’m currently trying to install gnuradio on OpenSuse.After a successful configure with the following options: The following GNU Radio components have been successfully configured: config gruel omnith…

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## [Encoding issue for special characters on Windows](https://www.ruby-forum.com/t/encoding-issue-for-special-characters-on-windows/157307)

<div class="topic-metadata">

**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\
**Replies:** 3\
**Last updated:** [January 13, 2009, 1:20pm UTC](https://www.ruby-forum.com/t/encoding-issue-for-special-characters-on-windows/157307 "2009-01-13T13:20:33Z")

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Hi, I am facing an issue with special characters handling inside a Ruby script running on Windows and am sure some of you could help me on this. This script copies files such as “\<English\_name\>.txt” to “\<Other\_langu…

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## [Getting children a oage that is not the current page](https://www.ruby-forum.com/t/getting-children-a-oage-that-is-not-the-current-page/135795)

<div class="topic-metadata">

**Author:** [@squeegy](https://www.ruby-forum.com/u/squeegy)\
**Replies:** 3\
**Last updated:** [April 25, 2008, 2:22am UTC](https://www.ruby-forum.com/t/getting-children-a-oage-that-is-not-the-current-page/135795 "2008-04-25T02:22:43Z")

</div>

I have a navigation element in my layout that I want to always show links to all children of a certain page that is nested one or 2 levels inside my hierarchy. I guess I need something like: \<r:page url="/foo/bar"\> \<…

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## [How to get Subversion working with Apache](https://www.ruby-forum.com/t/how-to-get-subversion-working-with-apache/106037)

<div class="topic-metadata">

**Author:** [@random52k](https://www.ruby-forum.com/u/random52k)\
**Replies:** 3\
**Last updated:** [June 7, 2007, 10:15pm UTC](https://www.ruby-forum.com/t/how-to-get-subversion-working-with-apache/106037 "2007-06-07T22:15:05Z")

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ok, I know how to create a Virtual Server with Apache I know how to create a file:// repository and import and update code. But my next step is to get Subversion working with Apache so that I can access my repository…

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## [\[HS\] Test Ruby forum](https://www.ruby-forum.com/t/hs-test-ruby-forum/104631)

<div class="topic-metadata">

**Author:** [@nuxygen](https://www.ruby-forum.com/u/nuxygen)\
**Replies:** 3\
**Last updated:** [May 21, 2007, 9:32am UTC](https://www.ruby-forum.com/t/hs-test-ruby-forum/104631 "2007-05-21T09:32:02Z")

</div>

Ceci est un test du relai des messages de Google groupes vers Ruby Forum. Désolé pour le dérangement… Richard

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## [Actualizar un campo boolean](https://www.ruby-forum.com/t/actualizar-un-campo-boolean/88638)

<div class="topic-metadata">

**Author:** [@lourdes](https://www.ruby-forum.com/u/lourdes)\
**Replies:** 3\
**Last updated:** [March 13, 2007, 10:09am UTC](https://www.ruby-forum.com/t/actualizar-un-campo-boolean/88638 "2007-03-13T10:09:36Z")

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Hola, buenos dias. Alguien me puede decir como actualizar un campo de una tabla de tipo boolean. Lo que estÃ© con valor 1 o true, ponerlo a 0 o false? Saludos y gracias

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## [Re: class local instance variable](https://www.ruby-forum.com/t/re-class-local-instance-variable/85838)

<div class="topic-metadata">

**Author:** [@Park\_Ji-In](https://www.ruby-forum.com/u/Park_Ji-In)\
**Replies:** 3\
**Last updated:** [February 17, 2007, 11:27am UTC](https://www.ruby-forum.com/t/re-class-local-instance-variable/85838 "2007-02-17T11:27:05Z")

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e$B$3$s$P$s$O!#KQe(B e$B\<G0ue(B e$B$H?=$7$^$9!#e(B e$B=i$a$F$J$N$G$I$&$+$h$m$7$/$\*4j$$$7$^$9!#e(B e$B\<B$O\>/$7A0$Ke(Btisphie at gmaile$B$G=q$$$?$b$N$,e(Barchivee$B$GJQ$K8+$($F$^$9!#e(B e$BK\\Ev$K$9$$^$;$s$G$7$?!#e(Butf…

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## [\[ANN\] New site launched](https://www.ruby-forum.com/t/ann-new-site-launched/80911)

<div class="topic-metadata">

**Author:** [@smc7000](https://www.ruby-forum.com/u/smc7000)\
**Replies:** 3\
**Last updated:** [January 2, 2007, 2:08am UTC](https://www.ruby-forum.com/t/ann-new-site-launched/80911 "2007-01-02T02:08:36Z")

</div>

Colleagues and friends, I am happy to announce the new website for Kansas City Kansas Community College, www.kckcc.edu. The site is the culmination of countless hours of planning, testing, and toiling. I’m announcin…

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## [DateBox](https://www.ruby-forum.com/t/datebox/95431)

<div class="topic-metadata">

**Author:** [@battreal](https://www.ruby-forum.com/u/battreal)\
**Replies:** 3\
**Last updated:** [June 1, 2006, 10:49am UTC](https://www.ruby-forum.com/t/datebox/95431 "2006-06-01T10:49:33Z")

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I have installed DateBox but now ActionMailer can not send emails. I get an error that says “wrong number of arguments”. I read somewhere that the latest version of Rails Engines interferes with ActionMailer. It work…

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## [Excel file modification without win32ole](https://www.ruby-forum.com/t/excel-file-modification-without-win32ole/70529)

<div class="topic-metadata">

**Author:** [@Julius\_de\_Bruijn](https://www.ruby-forum.com/u/Julius_de_Bruijn)\
**Replies:** 3\
**Last updated:** [February 22, 2006, 7:53am UTC](https://www.ruby-forum.com/t/excel-file-modification-without-win32ole/70529 "2006-02-22T07:53:55Z")

</div>

Greetings, I’ve been coding some internal tools for my company with Ruby for several months and I’d like to distribute some of those tools to other employees too. I have one specific tool, which does some calculatio…

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## [Kernel#select and threads](https://www.ruby-forum.com/t/kernel-select-and-threads/51016)

<div class="topic-metadata">

**Author:** [@hotjuneshen](https://www.ruby-forum.com/u/hotjuneshen)\
**Replies:** 3\
**Last updated:** [December 24, 2005, 1:19am UTC](https://www.ruby-forum.com/t/kernel-select-and-threads/51016 "2005-12-24T01:19:40Z")

</div>

Does calling kernel#select stop all ruby threads while it is waiting or does the interpreter run the select on a different kernel thread? By running the select on another kernel thread other ruby threads could run whi…

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## [Solving gem installation conflict error](https://www.ruby-forum.com/t/solving-gem-installation-conflict-error/260723)

<div class="topic-metadata">

**Author:** [@sunilkumarnagoore](https://www.ruby-forum.com/u/sunilkumarnagoore)\
**Replies:** 0\
**Last updated:** [December 29, 2020, 9:21am UTC](https://www.ruby-forum.com/t/solving-gem-installation-conflict-error/260723 "2020-12-29T09:21:30Z")

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Gem::ConflictError: Unable to activate activerecord-jdbcsqlserver-adapter-51.1.0, because activerecord-6.1.0 conflicts with activerecord (~\> 5.1.0, \>= 5.1.7), activerecord-jdbc-adapter-61.0-java conflicts with activereco…

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## [How to get stamped date and time on photo?](https://www.ruby-forum.com/t/how-to-get-stamped-date-and-time-on-photo/243783)

<div class="topic-metadata">

**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\
**Replies:** 0\
**Last updated:** [January 5, 2016, 1:30pm UTC](https://www.ruby-forum.com/t/how-to-get-stamped-date-and-time-on-photo/243783 "2016-01-05T13:30:40Z")

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Set Date and Time Stamp only on the Photos through “DEFAULT CAMERA” Only. Auto Date and Time Stamp on Photo application is a Free Android application for Photography. You can Stamped current date and time on your phot…

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## [Re: Google sitemap issue](https://www.ruby-forum.com/t/re-google-sitemap-issue/80073)

<div class="topic-metadata">

**Author:** [@shokk](https://www.ruby-forum.com/u/shokk)\
**Replies:** 0\
**Last updated:** [December 21, 2006, 6:29am UTC](https://www.ruby-forum.com/t/re-google-sitemap-issue/80073 "2006-12-21T06:29:30Z")

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Is this something available in older versions of Typo - SVN ver 1004 in my case? Hi list I have a small issue with the google sitemap function. The sitemap is supposed to return every entry (articles + pages + cate…

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## [\[Constant Reloading\] Where is the right place to put MyCustomFormBuilder?](https://www.ruby-forum.com/t/constant-reloading-where-is-the-right-place-to-put-mycustomformbuilder/233830)

<div class="topic-metadata">

**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\
**Replies:** 2\
**Last updated:** [January 15, 2015, 6:48pm UTC](https://www.ruby-forum.com/t/constant-reloading-where-is-the-right-place-to-put-mycustomformbuilder/233830 "2015-01-15T18:48:39Z")

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I have a custom form builder for my application: file location: /lib/ruby/app\_form\_builder.rb class ActionView::Helpers::AppFormBuilder \< ActionView::Helpers::FormBuilder include ActionView::Helpers::TagHelper inclu…

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## [Strange overflow problem on USRP N2XX](https://www.ruby-forum.com/t/strange-overflow-problem-on-usrp-n2xx/222993)

<div class="topic-metadata">

**Author:** [@aris](https://www.ruby-forum.com/u/aris)\
**Replies:** 2\
**Last updated:** [September 18, 2012, 7:31pm UTC](https://www.ruby-forum.com/t/strange-overflow-problem-on-usrp-n2xx/222993 "2012-09-18T19:31:15Z")

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Hi all, Now I’m using several USRP N200 and N210 to build an observation network. I have bought several new computers, which are exactly the same. When I connect a USRP N210 with one computer, it has overflow problem …

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## [Error installing libxml-ruby (1.1.4)](https://www.ruby-forum.com/t/error-installing-libxml-ruby-1-1-4/220700)

<div class="topic-metadata">

**Author:** [@aris](https://www.ruby-forum.com/u/aris)\
**Replies:** 2\
**Last updated:** [June 19, 2012, 12:22am UTC](https://www.ruby-forum.com/t/error-installing-libxml-ruby-1-1-4/220700 "2012-06-19T00:22:06Z")

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Hi, I’m trying to install libxml-ruby 1.1.4, but its giving error, I have searched on google tried all types of solutions I found, but it still giving the same error Gem::Installer::ExtensionBuildError: ERROR: Failed …

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## [WebDriver and Nginx](https://www.ruby-forum.com/t/webdriver-and-nginx/212047)

<div class="topic-metadata">

**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\
**Replies:** 2\
**Last updated:** [September 21, 2011, 12:00am UTC](https://www.ruby-forum.com/t/webdriver-and-nginx/212047 "2011-09-21T00:00:18Z")

</div>

Has anyone tried using nginx and webdriver together? Before I used nginx as a reverse proxy, I never had any problems, but now I can’t get the browser being controlled by webdriver to get webpages. An example from the…

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## [Error while installing Cucumber in IronRuby 1.1.1](https://www.ruby-forum.com/t/error-while-installing-cucumber-in-ironruby-1-1-1/198767)

<div class="topic-metadata">

**Author:** [@Dobai-Pataky\_BSSSSl](https://www.ruby-forum.com/u/Dobai-Pataky_BSSSSl)\
**Replies:** 2\
**Last updated:** [November 9, 2010, 3:45am UTC](https://www.ruby-forum.com/t/error-while-installing-cucumber-in-ironruby-1-1-1/198767 "2010-11-09T03:45:58Z")

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Hi there, While I try to install Cucumber in IronRuby 1.1.1, and I got this error: ERROR:While executing gem… (TypeError) can’t convert NilClass into String Looks like it is a null class exception. But I could not lo…

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## [Double underscore nomenclature in Python](https://www.ruby-forum.com/t/double-underscore-nomenclature-in-python/165449)

<div class="topic-metadata">

**Author:** [@toadkicker](https://www.ruby-forum.com/u/toadkicker)\
**Replies:** 2\
**Last updated:** [April 14, 2009, 2:43pm UTC](https://www.ruby-forum.com/t/double-underscore-nomenclature-in-python/165449 "2009-04-14T14:43:20Z")

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So, I’m stuck re-engineering some dreadful Python library code into Ruby (and I mean terrible, a mish-mash of different clashing programming paradigms – inheritance, delegation, etc. severely intertwined all over, ugg…

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## ['ruby' not recognized as internal](https://www.ruby-forum.com/t/ruby-not-recognized-as-internal/78792)

<div class="topic-metadata">

**Author:** [@parvg](https://www.ruby-forum.com/u/parvg)\
**Replies:** 2\
**Last updated:** [December 8, 2006, 5:56pm UTC](https://www.ruby-forum.com/t/ruby-not-recognized-as-internal/78792 "2006-12-08T17:56:16Z")

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Newbie question (s) /problem: I have ruby 1.8.5 on windows xp. when i type “ruby -v” in command line i keep getting the message: “‘ruby’ is not recognized as an internal or external command, operable program or batch…

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## [Scaffold a Plural table w/ No Pluralization in environment](https://www.ruby-forum.com/t/scaffold-a-plural-table-w-no-pluralization-in-environment/98796)

<div class="topic-metadata">

**Author:** [@sombrero](https://www.ruby-forum.com/u/sombrero)\
**Replies:** 2\
**Last updated:** [July 18, 2006, 3:09pm UTC](https://www.ruby-forum.com/t/scaffold-a-plural-table-w-no-pluralization-in-environment/98796 "2006-07-18T15:09:12Z")

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Hi guys, I have a situation here. I have my project set to no pluralization due to legacy tables in environment.rb. Now, I have some new tables which I’m starting to pluralize. When I do a generate a scaffold to this …

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## [Python refugee seeks advice on learning ruby and RoR](https://www.ruby-forum.com/t/python-refugee-seeks-advice-on-learning-ruby-and-ror/233887)

<div class="topic-metadata">

**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\
**Replies:** 4\
**Last updated:** [January 22, 2015, 5:26am UTC](https://www.ruby-forum.com/t/python-refugee-seeks-advice-on-learning-ruby-and-ror/233887 "2015-01-22T05:26:48Z")

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Hi, all, I’m fairly handy with Python and wanted to know what books or websites you’d recommend for learning Ruby if you plan to move on to learn RoR. I’ve been reading the free online version of Learn Ruby the Hard W…

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## [Delete array element if next elements value overrides previous element value](https://www.ruby-forum.com/t/delete-array-element-if-next-elements-value-overrides-previous-element-value/233558)

<div class="topic-metadata">

**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\
**Replies:** 4\
**Last updated:** [December 25, 2014, 12:32am UTC](https://www.ruby-forum.com/t/delete-array-element-if-next-elements-value-overrides-previous-element-value/233558 "2014-12-25T00:32:12Z")

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Hello! For example, I have array: \[\[“can”, “:manage”, “:site”, nil\], \[“can”, “:view”, “:dashboard”, nil\], \[“cannot”, “:manage”, “:site”, nil\]\] And I want to remove \[“can”, “:manage”, “:site”, nil\] element, basing on …

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## [Bridge to ruby-forum is back?](https://www.ruby-forum.com/t/bridge-to-ruby-forum-is-back/240965)

<div class="topic-metadata">

**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\
**Replies:** 4\
**Last updated:** [May 8, 2014, 2:42pm UTC](https://www.ruby-forum.com/t/bridge-to-ruby-forum-is-back/240965 "2014-05-08T14:42:06Z")

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I was under the impression that the bridge had been severed. I was even telling people they should come back to the list now that the signal:noise ratio is fixed. Is the bridge back now?

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## [HIer block---Generate error](https://www.ruby-forum.com/t/hier-block-generate-error/245609)

<div class="topic-metadata">

**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\
**Replies:** 4\
**Last updated:** [June 21, 2013, 8:00pm UTC](https://www.ruby-forum.com/t/hier-block-generate-error/245609 "2013-06-21T20:00:59Z")

</div>

Hi, i’m trying to create my first hier block following these rules: http://gnuradio.org/redmine/projects/gnuradio/wiki/GNURadioCompanion#Hierarchical-Blocks but when i’m going to generate the flow graph, i get the err…

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## [Nginx proxy vs apache proxy](https://www.ruby-forum.com/t/nginx-proxy-vs-apache-proxy/245511)

<div class="topic-metadata">

**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\
**Replies:** 4\
**Last updated:** [June 19, 2013, 3:19pm UTC](https://www.ruby-forum.com/t/nginx-proxy-vs-apache-proxy/245511 "2013-06-19T15:19:41Z")

</div>

I’m sure this is probably just a misconfiguration or a misunderstanding of nginx proxying. I’m looking to replace apache as my ssl/proxy server for a Jboss/tcServer backend. Unfortunately, I have a java web start a…

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## [E' normale che un'action venga chiamata due volte tramite ajax?](https://www.ruby-forum.com/t/e-normale-che-unaction-venga-chiamata-due-volte-tramite-ajax/217847)

<div class="topic-metadata">

**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\
**Replies:** 4\
**Last updated:** [March 14, 2012, 7:36pm UTC](https://www.ruby-forum.com/t/e-normale-che-unaction-venga-chiamata-due-volte-tramite-ajax/217847 "2012-03-14T19:36:26Z")

</div>

Nella view: = link\_to “Aggiungi”, new\_business\_document\_url(@business), :remote =\> true, :class =\> “btn” nel documents\_controller: respond\_to :html, :js def new @business = Business.find(params\[:business\_id\]) @doc…

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## [Writing My Own Sorting Method (New to Ruby)](https://www.ruby-forum.com/t/writing-my-own-sorting-method-new-to-ruby/214923)

<div class="topic-metadata">

**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\
**Replies:** 4\
**Last updated:** [December 16, 2011, 9:51pm UTC](https://www.ruby-forum.com/t/writing-my-own-sorting-method-new-to-ruby/214923 "2011-12-16T21:51:58Z")

</div>

Hi, Super new to Ruby (learning using the Chris P. book) and trying to work through some problems. Right now I’m working on defining a method for sorting a list of words and have written out what I think to be the so…

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## [Heroku and sqlite - i have a problem](https://www.ruby-forum.com/t/heroku-and-sqlite-i-have-a-problem/197378)

<div class="topic-metadata">

**Author:** [@Dobai-Pataky\_BSSSSl](https://www.ruby-forum.com/u/Dobai-Pataky_BSSSSl)\
**Replies:** 4\
**Last updated:** [October 13, 2010, 6:59pm UTC](https://www.ruby-forum.com/t/heroku-and-sqlite-i-have-a-problem/197378 "2010-10-13T18:59:44Z")

</div>

Hello People, I cant publish Ruby on Rails application on HEROKU. It says “file sqlite3 is missing”. But I know its not missing and the application runs allright on my computer. Is it true that I should stop using SQ…

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## [\[bug:trunk\] Invalid read of size 4 by redefining load](https://www.ruby-forum.com/t/bug-trunk-invalid-read-of-size-4-by-redefining-load/183841)

<div class="topic-metadata">

**Author:** [@Tanaka\_A](https://www.ruby-forum.com/u/Tanaka_A)\
**Replies:** 4\
**Last updated:** [April 20, 2010, 2:33pm UTC](https://www.ruby-forum.com/t/bug-trunk-invalid-read-of-size-4-by-redefining-load/183841 "2010-04-20T14:33:44Z")

</div>

e$B0J2\<$N$h$&$Ke(B load e$BCf$Ke(B load e$B$r:FDj5A$9$k$H!“JQ$J$H$3$m$r%”%/%;%9$9$k$N$,e(B valgrind e$B$G4QB,$5$l$^$9!#e(B % cat tst.rb module Kernel def load(\*args) end end raise % valgrind ./ruby -ve ‘load “ts…

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## [Capturing incremental output from STDOUT](https://www.ruby-forum.com/t/capturing-incremental-output-from-stdout/184780)

<div class="topic-metadata">

**Author:** [@james-calivar](https://www.ruby-forum.com/u/james-calivar)\
**Replies:** 4\
**Last updated:** [March 10, 2010, 1:28pm UTC](https://www.ruby-forum.com/t/capturing-incremental-output-from-stdout/184780 "2010-03-10T13:28:35Z")

</div>

Hi all, If I run an external process, e.g. IO.popen(‘cucumber’) Then Ruby blocks while waiting for the whole output of the subprocess. Is there a way to read the subprocess’ output incrementally as it is being writ…

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## [Gtk+-2.0 problem](https://www.ruby-forum.com/t/gtk-2-0-problem/162546)

<div class="topic-metadata">

**Author:** [@rick\_2047](https://www.ruby-forum.com/u/rick_2047)\
**Replies:** 4\
**Last updated:** [March 11, 2009, 1:43pm UTC](https://www.ruby-forum.com/t/gtk-2-0-problem/162546 "2009-03-11T13:43:13Z")

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I am on arch linux and installed gtk-ruby from the pacman But when i require the lib from my script it gives me this error \[rick@Sophiya ~\]$ irb irb(main):001:0\> require ‘gtk2’ irb: symbol lookup error: /usr/lib/ruby…

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## [Expires\_in with fragment-caching](https://www.ruby-forum.com/t/expires-in-with-fragment-caching/156527)

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**Author:** [@sigma](https://www.ruby-forum.com/u/sigma)\
**Replies:** 4\
**Last updated:** [December 29, 2008, 10:11pm UTC](https://www.ruby-forum.com/t/expires-in-with-fragment-caching/156527 "2008-12-29T22:11:16Z")

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Hi all Is it posible do have a expires\_in with fragment-caching? Does this work with memcached? Thank you for your aswers! Chris

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## [Can we control the rate at which a block spews data](https://www.ruby-forum.com/t/can-we-control-the-rate-at-which-a-block-spews-data/148100)

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**Author:** [@Murtuza](https://www.ruby-forum.com/u/Murtuza)\
**Replies:** 4\
**Last updated:** [September 20, 2008, 10:00pm UTC](https://www.ruby-forum.com/t/can-we-control-the-rate-at-which-a-block-spews-data/148100 "2008-09-20T22:00:30Z")

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Hi friends, I have a gnuradio block that generates Gold code PN sequence. This code is based on Ed’s code (mentioned earlier in a thread) which makes use of the gr.glfsr\_source\_b block and gr.xor\_bb block. This gold…

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## [XMLRPC Problem](https://www.ruby-forum.com/t/xmlrpc-problem/87764)

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**Author:** [@deadinplastic](https://www.ruby-forum.com/u/deadinplastic)\
**Replies:** 4\
**Last updated:** [March 6, 2007, 11:19am UTC](https://www.ruby-forum.com/t/xmlrpc-problem/87764 "2007-03-06T11:19:22Z")

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Hello, I am trying to run a small test case here and it times out on me all the time: Here is my code: require ‘xmlrpc/client’ require ‘pp’ applicationName = “Demo AcceptanceTestingApp” server = XMLRPC::Client.ne…

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## [Strange HABTM behavior against SQL Server (AR 1.14.4)](https://www.ruby-forum.com/t/strange-habtm-behavior-against-sql-server-ar-1-14-4/80599)

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**Author:** [@weyus](https://www.ruby-forum.com/u/weyus)\
**Replies:** 4\
**Last updated:** [December 29, 2006, 8:25am UTC](https://www.ruby-forum.com/t/strange-habtm-behavior-against-sql-server-ar-1-14-4/80599 "2006-12-29T08:25:28Z")

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All, Win XP SQL Server 2000 Rails 1.1.6 (AR 1.14.4) I have two objects (Job and Warning) in a HABTM relationship. Below are the pertinent sections of the model files and the schema for the join table. job.rb: cl…

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## [Is it possible to have an image based button with DYNAMIC te](https://www.ruby-forum.com/t/is-it-possible-to-have-an-image-based-button-with-dynamic-te/80292)

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**Author:** [@greg](https://www.ruby-forum.com/u/greg)\
**Replies:** 4\
**Last updated:** [December 23, 2006, 10:47pm UTC](https://www.ruby-forum.com/t/is-it-possible-to-have-an-image-based-button-with-dynamic-te/80292 "2006-12-23T22:47:54Z")

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Hi, I wanted to move to more web 2.0 style buttons (i.e. images created in photoshop) but I’m not sure how to keep the flexibility of the button text? Currently I have text in properties, for multiple languages (i.e.…

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## [Posting input feilds using link](https://www.ruby-forum.com/t/posting-input-feilds-using-link/72028)

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**Author:** [@dipeshbatheja](https://www.ruby-forum.com/u/dipeshbatheja)\
**Replies:** 4\
**Last updated:** [October 15, 2006, 10:56am UTC](https://www.ruby-forum.com/t/posting-input-feilds-using-link/72028 "2006-10-15T10:56:36Z")

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I have a page that contains a form and some input fields. instead of a submit button to post the data back to the server I want to put a link. This link when clicked should post the data back to the server. Any pointe…

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## [How do I overwrite/extend a scaffold module?](https://www.ruby-forum.com/t/how-do-i-overwrite-extend-a-scaffold-module/98971)

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**Author:** [@ldk2005](https://www.ruby-forum.com/u/ldk2005)\
**Replies:** 4\
**Last updated:** [July 19, 2006, 3:22pm UTC](https://www.ruby-forum.com/t/how-do-i-overwrite-extend-a-scaffold-module/98971 "2006-07-19T15:22:41Z")

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I have many pages to generate quickly. They are based off of the scaffold generator, but I want to convert the rhtml files to Markaby, and change some formatting. Without having to do a lot of repetitive hand editi…

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## [What does =\> mean?](https://www.ruby-forum.com/t/what-does-mean/96459)

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**Author:** [@tripdragon](https://www.ruby-forum.com/u/tripdragon)\
**Replies:** 4\
**Last updated:** [June 28, 2006, 10:33pm UTC](https://www.ruby-forum.com/t/what-does-mean/96459 "2006-06-28T22:33:38Z")

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I see =\> is a hash in ruby so is # , errrg But then I see in Rails #=\> and then render :action =\> ‘list.rhtml’ and other uses to it , I just need some sort of definition to what it mean, is it redirect send\_to ‘th…

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## [Admin settings not sticking](https://www.ruby-forum.com/t/admin-settings-not-sticking/55514)

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**Author:** [@Jack\_Schwarz](https://www.ruby-forum.com/u/Jack_Schwarz)\
**Replies:** 4\
**Last updated:** [March 22, 2006, 12:24am UTC](https://www.ruby-forum.com/t/admin-settings-not-sticking/55514 "2006-03-22T00:24:52Z")

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I recently updated to the latest revision \[935\] and now I am unable to make comments or make changes to my admin settings. Commenting gives me an Input/output error. All options in my settings are checked and I am una…

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## [Ruby can't open library: /Library/MySQL/lib/mysql/libmysqlcl](https://www.ruby-forum.com/t/ruby-cant-open-library-library-mysql-lib-mysql-libmysqlcl/98481)

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**Author:** [@arpan](https://www.ruby-forum.com/u/arpan)\
**Replies:** 4\
**Last updated:** [January 30, 2006, 6:51am UTC](https://www.ruby-forum.com/t/ruby-cant-open-library-library-mysql-lib-mysql-libmysqlcl/98481 "2006-01-30T06:51:35Z")

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When I try to start a Rails app, I get the following error: ruby can’t open library: /Library/MySQL/lib/mysql/libmysqlclient.12.dylib I’m on OS X and was previously using Complete MySQL. Recently, I upgraded to MySQL…

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## [Granting SSH access to a Ruby on Rails user](https://www.ruby-forum.com/t/granting-ssh-access-to-a-ruby-on-rails-user/95093)

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**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\
**Replies:** 4\
**Last updated:** [January 13, 2006, 9:56am UTC](https://www.ruby-forum.com/t/granting-ssh-access-to-a-ruby-on-rails-user/95093 "2006-01-13T09:56:28Z")

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I installed Rails and Rubygems on a web server for a customer who wants to install a Ruby on Rails application that he developped. He needs SSH access to interact with Ruby, so I’ll have to grant him access, but I wan…

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## [Testing file uploads](https://www.ruby-forum.com/t/testing-file-uploads/51675)

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**Author:** [@samj](https://www.ruby-forum.com/u/samj)\
**Replies:** 4\
**Last updated:** [January 8, 2006, 12:56am UTC](https://www.ruby-forum.com/t/testing-file-uploads/51675 "2006-01-08T00:56:17Z")

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Hi all, I was wondering about the class used when rails receives file uploads. Sometimes it appears to be a File, and other times it is a StringIO. Also it has methods such as original\_filename that don’t appear to b…

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## [Set default order for find(:all) in a model](https://www.ruby-forum.com/t/set-default-order-for-find-all-in-a-model/48807)

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**Author:** [@liquid](https://www.ruby-forum.com/u/liquid)\
**Replies:** 4\
**Last updated:** [November 25, 2005, 10:59am UTC](https://www.ruby-forum.com/t/set-default-order-for-find-all-in-a-model/48807 "2005-11-25T10:59:11Z")

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Hi everyone Is there a way that I can get the find(:all) method to return in a specified order, without including the :order argument every time? Guess I just don’t like typing… Cheers

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