# Top **URL:** https://www.ruby-forum.com/top.md?page=1641 [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:** 1642 --- ## [Metaprogramming and rdoc](https://www.ruby-forum.com/t/metaprogramming-and-rdoc/48094)
**Author:** [@fugalh](https://www.ruby-forum.com/u/fugalh)\ **Replies:** 3\ **Last updated:** [November 16, 2005, 10:10pm UTC](https://www.ruby-forum.com/t/metaprogramming-and-rdoc/48094 "2005-11-16T22:10:48Z")
I find myself metaprogramming in ruby more and more. I think this is a good thing. It also has the unfortunate side effect of pitting me against my old friend rdoc. I want to document the methods, but rdoc has no clue… --- ## [Question on openstruct objects in ruby](https://www.ruby-forum.com/t/question-on-openstruct-objects-in-ruby/232211)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 2\ **Last updated:** [September 29, 2014, 10:59am UTC](https://www.ruby-forum.com/t/question-on-openstruct-objects-in-ruby/232211 "2014-09-29T10:59:23Z")
I am creating an openstruct in ruby and trying to access its “suppress” attribute but I get the “LocalJumpError” but when I try any other attribute it looks ok… Any idea why?? irb(main):168:0\> irb(main):169:0\* austr… --- ## [CGRAN down, working on it](https://www.ruby-forum.com/t/cgran-down-working-on-it/240865)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 2\ **Last updated:** [May 14, 2014, 12:14am UTC](https://www.ruby-forum.com/t/cgran-down-working-on-it/240865 "2014-05-14T00:14:06Z")
It looks like CGRAN is down for some reason. The machine that hosts it is still up and I haven’t found the cause of the problem yet. Still digging. George --- ## [How to eager load assocations](https://www.ruby-forum.com/t/how-to-eager-load-assocations/240830)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 2\ **Last updated:** [May 2, 2014, 11:47am UTC](https://www.ruby-forum.com/t/how-to-eager-load-assocations/240830 "2014-05-02T11:47:27Z")
I have the following associations in my ActiveRecord models Groups Users Each Group has and belongs to many users There is an api endpoint - /api/v1/groups which returns a list of the groups. In the controller whe… --- ## [Error messages still don't escape angle brackets?](https://www.ruby-forum.com/t/error-messages-still-dont-escape-angle-brackets/239459)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 2\ **Last updated:** [March 1, 2014, 7:43pm UTC](https://www.ruby-forum.com/t/error-messages-still-dont-escape-angle-brackets/239459 "2014-03-01T19:43:00Z")
I’m finally upgrading to rails 4 with the hope that they have a better error reporting screen. But I still see frustrating stuff like this: Showing /Users/inspire/Projects/\_rails/ap.pro/app/views/layouts/default.slim … --- ## [Configure, make and self tests?](https://www.ruby-forum.com/t/configure-make-and-self-tests/237955)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 2\ **Last updated:** [December 8, 2013, 1:44pm UTC](https://www.ruby-forum.com/t/configure-make-and-self-tests/237955 "2013-12-08T13:44:32Z")
make check and make test results in “no rule to make target”. Does nginx include any self test? If so, how does on run them? Thanks in advance. --- ## [Create a scope that groups unique id and recent date](https://www.ruby-forum.com/t/create-a-scope-that-groups-unique-id-and-recent-date/237866)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 2\ **Last updated:** [December 4, 2013, 8:38am UTC](https://www.ruby-forum.com/t/create-a-scope-that-groups-unique-id-and-recent-date/237866 "2013-12-04T08:38:39Z")
I want to write a scope that returns the most recent (created\_at) row for each person\_id So this table id person\_id created\_at 1 111 2013-12-01 08:00 2 222 2013-11-20 07:00 3 111 … --- ## [I thought Rails 3.2 ActionController automatically converts JSON params hashes](https://www.ruby-forum.com/t/i-thought-rails-3-2-actioncontroller-automatically-converts-json-params-hashes/245746)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 2\ **Last updated:** [July 8, 2013, 1:38am UTC](https://www.ruby-forum.com/t/i-thought-rails-3-2-actioncontroller-automatically-converts-json-params-hashes/245746 "2013-07-08T01:38:21Z")
Hey, I was thinking I’d have my controllers do double-duty: the same actions handling json and html requests differentially. For this, it’s useful that Rails 3.2 automatic params hash conversion from json work (as de… --- ## [Muack 0.7.0 released](https://www.ruby-forum.com/t/muack-0-7-0-released/245653)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 2\ **Last updated:** [June 29, 2013, 9:12am UTC](https://www.ruby-forum.com/t/muack-0-7-0-released/245653 "2013-06-29T09:12:42Z")
Muack https://github.com/godfat/muack by Lin Jen-Shin (godfat) DESCRIPTION: Muack – Yet another mocking library. Basically it’s an RR clone, but much faster under heavy use. It’s 32x times faster (750s vs 23s) for … --- ## [\[Backport 200 - Backport #8380\]\[Assigned\] backport r40208 (refactor overflow check of integer multip](https://www.ruby-forum.com/t/backport-200-backport-8380-assigned-backport-r40208-refactor-overflow-check-of-integer-multip/228778)
**Author:** [@nagachika\_STomoyuki](https://www.ruby-forum.com/u/nagachika_STomoyuki)\ **Replies:** 2\ **Last updated:** [May 8, 2013, 6:12pm UTC](https://www.ruby-forum.com/t/backport-200-backport-8380-assigned-backport-r40208-refactor-overflow-check-of-integer-multip/228778 "2013-05-08T18:12:32Z")
Issue #8380 has been reported by nagachika (Tomoyuki C.). Backport #8380: backport r40208 (refactor overflow check of integer multiplication) Author: nagachika (Tomoyuki C.) Status: Assigned Priority: Normal Assi… --- ## [Re: How many preambles uesd in ofdm example for frame synchronization, 10 short preambles?](https://www.ruby-forum.com/t/re-how-many-preambles-uesd-in-ofdm-example-for-frame-synchronization-10-short-preambles/228034)
**Author:** [@Yingjie\_C](https://www.ruby-forum.com/u/Yingjie_C)\ **Replies:** 2\ **Last updated:** [April 8, 2013, 11:35am UTC](https://www.ruby-forum.com/t/re-how-many-preambles-uesd-in-ofdm-example-for-frame-synchronization-10-short-preambles/228034 "2013-04-08T11:35:48Z")
Thanks for your reply. I still have one question. I try to plot the peak detection data to observe the the shape of the peak, which seems like a plateau(square wave).I have done a simulation before in matlab. If only … --- ## [回复： Re: How to](https://www.ruby-forum.com/t/re-how-to/225662)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [January 23, 2013, 5:03am UTC](https://www.ruby-forum.com/t/re-how-to/225662 "2013-01-23T05:03:37Z")
=?UTF-8?Q?bind\_variable\_with?= =?UTF-8?Q?\_connection\_in\_a\_customized\_module=3F?= MIME-Version: 1.0 Content-Type: text/plain; charset=“utf-8” Content-Transfer-Encoding: quoted-printable Thank you very much. And for y… --- ## [Question about Primary Key](https://www.ruby-forum.com/t/question-about-primary-key/225462)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [January 9, 2013, 8:51pm UTC](https://www.ruby-forum.com/t/question-about-primary-key/225462 "2013-01-09T20:51:59Z")
Hi! I’ve a couple of questions about the primary key on RoR: Is there a way to use non-numeric autoincrement primary key? Is there a way to use compound primary key? If not possible, we want to work on a ruby gem to … --- ## [How to get ruby running on a webserver](https://www.ruby-forum.com/t/how-to-get-ruby-running-on-a-webserver/225091)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [December 13, 2012, 10:00am UTC](https://www.ruby-forum.com/t/how-to-get-ruby-running-on-a-webserver/225091 "2012-12-13T10:00:14Z")
Hi, I have purchased a VPS that has WHM cpanel. I have logged into the root of my system using putty and installed ruby 1.9.3 via rvm and rails 3.2.9. I have created a website in cpanel that has created a public\_html … --- ## [Phantom redirects in Log file](https://www.ruby-forum.com/t/phantom-redirects-in-log-file/221170)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [July 3, 2012, 3:21pm UTC](https://www.ruby-forum.com/t/phantom-redirects-in-log-file/221170 "2012-07-03T15:21:59Z")
Hello, I am hosting multiple domains on a vserver, and I observe some cross-domains redirects at the end of a visit: xxx.xxx.211.94\] / IND - Bangalore / domain1.info / - \[03/Jul/2012:13:15:31 +0200\] “GET /favicon.i… --- ## [Speedup start times?](https://www.ruby-forum.com/t/speedup-start-times/218709)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [April 9, 2012, 9:11pm UTC](https://www.ruby-forum.com/t/speedup-start-times/218709 "2012-04-09T21:11:54Z")
Hello all. I noticed that jruby (on my box) takes $ timer jruby -e “puts 3” 3 1.627504 takes 1.6 seconds, and that’s with an SSD. Is there any hope of a quick startup (without nailgun–cold start). Maybe if the cla… --- ## [Devise with Rails 3](https://www.ruby-forum.com/t/devise-with-rails-3/216309)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [February 2, 2012, 4:54pm UTC](https://www.ruby-forum.com/t/devise-with-rails-3/216309 "2012-02-02T16:54:09Z")
Hi All, Im using devise with rails 3. My requirement in this is, There are two scenarios. User send reset password for their email id. Admin send reset password for the user mail id, where the user is not activ… --- ## [GNURadio and Parrallel Computing](https://www.ruby-forum.com/t/gnuradio-and-parrallel-computing/216081)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [January 24, 2012, 11:14pm UTC](https://www.ruby-forum.com/t/gnuradio-and-parrallel-computing/216081 "2012-01-24T23:14:29Z")
Hi, We want to fully utilize the multi-core/GPU archtecture to implement the GNURadio based signal processing flow. Are there any official materials summarizing the usage for the so-called TPB (thread-per-block) mech… --- ## [Rails 3.2 on JRuby](https://www.ruby-forum.com/t/rails-3-2-on-jruby/215310)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [December 30, 2011, 1:52pm UTC](https://www.ruby-forum.com/t/rails-3-2-on-jruby/215310 "2011-12-30T13:52:19Z")
When I try to install Rails 3.2 rc 1 on JRuby 1.6.5, I get this gemspec error: Invalid gemspec in \[/Users/robin/.rvm/gems/jruby-1.6.5/specifications/railties-3.2.0.rc1.gemspec\]: Illformed requirement \["#YAML::Yecht::… --- ## [Rails beginner here - uninitialized constant](https://www.ruby-forum.com/t/rails-beginner-here-uninitialized-constant/208405)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [June 18, 2011, 10:48am UTC](https://www.ruby-forum.com/t/rails-beginner-here-uninitialized-constant/208405 "2011-06-18T10:48:14Z")
Hi guys, rails newbie here(started with rails last Friday :slight\_smile: Back on topic! I went through this tutorial: http://bit.ly/frV1hv to create an HTML5 music streaming app in rails. However, I can’t seem to get … --- ## [Grc block definition directories](https://www.ruby-forum.com/t/grc-block-definition-directories/208205)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [June 12, 2011, 11:32pm UTC](https://www.ruby-forum.com/t/grc-block-definition-directories/208205 "2011-06-12T23:32:43Z")
I notice that in some directories (eg, gr-noaa, gr-pager) there is a grc subdirectory with the corresponding definitions, while for others the definitions are in the grc/blocks directory. Is there a specific reason fo… --- ## [Creare una sandbox per le gemme usate dal progetto](https://www.ruby-forum.com/t/creare-una-sandbox-per-le-gemme-usate-dal-progetto/207398)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [May 25, 2011, 9:55am UTC](https://www.ruby-forum.com/t/creare-una-sandbox-per-le-gemme-usate-dal-progetto/207398 "2011-05-25T09:55:00Z")
Ciao a tutti, scusate la domanda da principiante sto cercando maggiori informazioni su come usare gem. Mi ricordo di aver letto da qualche parte queste informazioni ma non so dove. Vorrei che ogni singolo progetto … --- ## [Rails 3 and postgresql scemas](https://www.ruby-forum.com/t/rails-3-and-postgresql-scemas/207141)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [May 20, 2011, 6:48pm UTC](https://www.ruby-forum.com/t/rails-3-and-postgresql-scemas/207141 "2011-05-20T18:48:16Z")
Does Rails 3 support native working with postgresql schemas, or I should try some own solution? I have some already-created postgresql database with 4 or somth schemas. By putting “schema\_search\_path: ejabber, public… --- ## [N210: detectable with uhd\_probe, unusable with gnuradio-companion](https://www.ruby-forum.com/t/n210-detectable-with-uhd-probe-unusable-with-gnuradio-companion/203344)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [February 18, 2011, 7:43am UTC](https://www.ruby-forum.com/t/n210-detectable-with-uhd-probe-unusable-with-gnuradio-companion/203344 "2011-02-18T07:43:47Z")
Hi everyone. I’m continuing my quest to try out my new USRP N210 and WBX transceiver board. I still haven’t managed to make it do anything useful yet. I have it attached directly to a Mac OS X 10.6 system, via the bu… --- ## [Facets Dictionary](https://www.ruby-forum.com/t/facets-dictionary/202726)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [February 4, 2011, 4:15pm UTC](https://www.ruby-forum.com/t/facets-dictionary/202726 "2011-02-04T16:15:50Z")
Ciao, qualcuno sa dove e’ finita la classe Dictionary della gemma Facets? Era presente nella versione 2.8.4 ma nella 2.9.0 e’ sparita… Dictionary e’ una classe che implementa un hash ordinato, qualcuno e’ a conoscenz… --- ## [Synchronize USRP using 5Hz pps](https://www.ruby-forum.com/t/synchronize-usrp-using-5hz-pps/201974)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [January 19, 2011, 3:53am UTC](https://www.ruby-forum.com/t/synchronize-usrp-using-5hz-pps/201974 "2011-01-19T03:53:44Z")
Hello, I am using Garmin 18 5Hz PPS clock for USRP synchronization. This is the GPS: Garmin | Select a Location However, because it is 5Hz PPS not 1Hz, the synchronization looks not working properly. I got following… --- ## [Ruby + Vim + REPL](https://www.ruby-forum.com/t/ruby-vim-repl/199195)
**Author:** [@Dobai-Pataky\_BSSSSl](https://www.ruby-forum.com/u/Dobai-Pataky_BSSSSl)\ **Replies:** 2\ **Last updated:** [November 16, 2010, 5:06pm UTC](https://www.ruby-forum.com/t/ruby-vim-repl/199195 "2010-11-16T17:06:29Z")
Hi list, just wrote up a simple ruby repl completion pased on irb or require ‘debug’. It looks like this: http://mawercer.de/~marc/ruby-completion.jpg Everything is work in progress. Let me know if you’re intereste… --- ## [Autotest & rspec2](https://www.ruby-forum.com/t/autotest-rspec2/185122)
**Author:** [@jeroen](https://www.ruby-forum.com/u/jeroen)\ **Replies:** 2\ **Last updated:** [March 14, 2010, 7:53pm UTC](https://www.ruby-forum.com/t/autotest-rspec2/185122 "2010-03-14T19:53:22Z")
Hi guys, I’m trying to find some information on how to get autotest to run the rspec2 tests. I have my project setup so “rake spec” runs the specs properly, but autotest seems to ignore/don’t know that there are specs … --- ## [Build error if PTHREAD\_STACK\_MIN is a function call](https://www.ruby-forum.com/t/build-error-if-pthread-stack-min-is-a-function-call/179342)
**Author:** [@Yusuke\_ENDOH](https://www.ruby-forum.com/u/Yusuke_ENDOH)\ **Replies:** 2\ **Last updated:** [November 23, 2009, 3:18am UTC](https://www.ruby-forum.com/t/build-error-if-pthread-stack-min-is-a-function-call/179342 "2009-11-23T03:18:41Z")
e$B1sF#$G$9!#e(B OpenSolaris e$B$Ge(B ruby e$B$r%S%k%I$7$F$\_$?$i%(%i!\<$,=P$^$7$?!#e(B In file included from thread.c:213: thread\_pthread.c:470: error: enumerator value for RUBY\_STACK\_MIN' not integer constant thread.c… --- ## [\[Bug #1148\] CGI::pretty$B$N@55,I=8=$N2~NI(B](https://www.ruby-forum.com/t/bug-1148-cgi-pretty-b-n-55-i-8-n2-ni-b/160149)
**Author:** [@Takeyuki\_F](https://www.ruby-forum.com/u/Takeyuki_F)\ **Replies:** 2\ **Last updated:** [October 10, 2009, 11:59pm UTC](https://www.ruby-forum.com/t/bug-1148-cgi-pretty-b-n-55-i-8-n2-ni-b/160149 "2009-10-10T23:59:01Z")
Bug #1148: CGI::prettye$B$N@55,I=8=$N2~NIe(B http://redmine.ruby-lang.org/issues/show/1148 e$B5/I\<\ **Author:** [@tdellaringa](https://www.ruby-forum.com/u/tdellaringa)\ **Replies:** 2\ **Last updated:** [August 10, 2009, 11:09am UTC](https://www.ruby-forum.com/t/font-selector-using-radio-button/173472 "2009-08-10T11:09:03Z") I have looked all around to try and find an answer to this. I have the Agile book and although it has lots of information, it has relatively little on radio buttons. I have a website in which I want users to be able t… --- ## [The list of Ruby Committers](https://www.ruby-forum.com/t/the-list-of-ruby-committers/170175)
**Author:** [@Yugui\_SYuki\_S.S](https://www.ruby-forum.com/u/Yugui_SYuki_S.S)\ **Replies:** 2\ **Last updated:** [June 20, 2009, 5:43am UTC](https://www.ruby-forum.com/t/the-list-of-ruby-committers/170175 "2009-06-20T05:43:23Z")
\-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hi, I made a list of the Ruby committers. The attached file contains three versions of the list. \* OPML (for feed readers) \* RDF (FOAF) \* HTML (for humans) The original… --- ## [Installing sqlite3-ruby with rubygems on Ubuntu 8.0.4.1](https://www.ruby-forum.com/t/installing-sqlite3-ruby-with-rubygems-on-ubuntu-8-0-4-1/152855)
**Author:** [@bigchoco](https://www.ruby-forum.com/u/bigchoco)\ **Replies:** 2\ **Last updated:** [March 3, 2009, 3:19am UTC](https://www.ruby-forum.com/t/installing-sqlite3-ruby-with-rubygems-on-ubuntu-8-0-4-1/152855 "2009-03-03T03:19:12Z")
Hi everyone, I’m on Ubuntu Hardy and I just installed ruby1.8 irb1.8 ri1.8 rdoc1.8 rubygems ruby1.8-dev I then intalled rails with rubygems and had to run the gem update –system command once I wanted to create m… --- ## [Sequence of page.visual\_effect and page.replace\_html](https://www.ruby-forum.com/t/sequence-of-page-visual-effect-and-page-replace-html/160843)
**Author:** [@e\_deleflie](https://www.ruby-forum.com/u/e_deleflie)\ **Replies:** 2\ **Last updated:** [February 20, 2009, 9:46am UTC](https://www.ruby-forum.com/t/sequence-of-page-visual-effect-and-page-replace-html/160843 "2009-02-20T09:46:15Z")
All, I’ve got will\_paginate working with AJAX (using un-obstructive javascript, i.e. good for SEO). All good. When the user clicks “Next \>\>”, I want the next page of results to fade in. But the problem seems to be (i… --- ## [How to set roles during user creation (role\_requirement+rest](https://www.ruby-forum.com/t/how-to-set-roles-during-user-creation-role-requirement-rest/160438)
**Author:** [@railslist](https://www.ruby-forum.com/u/railslist)\ **Replies:** 2\ **Last updated:** [February 16, 2009, 5:31pm UTC](https://www.ruby-forum.com/t/how-to-set-roles-during-user-creation-role-requirement-rest/160438 "2009-02-16T17:31:02Z")
I am using role\_requirement + restful\_authentication for my project. Role based authorization works fine as long as data is present in roles\_users table for users and roles. I would like to insert data into this tabl… --- ## [Experience with ruby on serialport](https://www.ruby-forum.com/t/experience-with-ruby-on-serialport/153246)
**Author:** [@Stefan\_E](https://www.ruby-forum.com/u/Stefan_E)\ **Replies:** 2\ **Last updated:** [November 17, 2008, 5:57am UTC](https://www.ruby-forum.com/t/experience-with-ruby-on-serialport/153246 "2008-11-17T05:57:45Z")
Hi, i want to use http://rubyforge.org/projects/ruby-serialport/ to communicate with /dev/ttyS0 (com1). Has anyone experience with this library or perhaps an example code? Cheers, Stefan --- ## [How to tell Scite where Ruby is located](https://www.ruby-forum.com/t/how-to-tell-scite-where-ruby-is-located/153330)
**Author:** [@alex-osu3](https://www.ruby-forum.com/u/alex-osu3)\ **Replies:** 2\ **Last updated:** [November 15, 2008, 12:16am UTC](https://www.ruby-forum.com/t/how-to-tell-scite-where-ruby-is-located/153330 "2008-11-15T00:16:53Z")
Hi all, I install Ruby to a new place instead of the default path, and I can’t set Ruby’s path from within system’s enviroment variables due to write/read restriction on the computer. How can I tell Scite where Ruby … --- ## [Tomcat memory usage rising - is this normal?](https://www.ruby-forum.com/t/tomcat-memory-usage-rising-is-this-normal/153157)
**Author:** [@typej](https://www.ruby-forum.com/u/typej)\ **Replies:** 2\ **Last updated:** [November 12, 2008, 10:48pm UTC](https://www.ruby-forum.com/t/tomcat-memory-usage-rising-is-this-normal/153157 "2008-11-12T22:48:37Z")
Hey guys - Do you know if it is normal for tomcat to grow in memory size and not come back down? Currently I have an application that has not been restarted for over 20 days, and it has gone from 200 mb to 750 mb. I… --- ## [Nomi di metodo dinamici, come fare?](https://www.ruby-forum.com/t/nomi-di-metodo-dinamici-come-fare/152003)
**Author:** [@kerouak](https://www.ruby-forum.com/u/kerouak)\ **Replies:** 2\ **Last updated:** [October 28, 2008, 10:55pm UTC](https://www.ruby-forum.com/t/nomi-di-metodo-dinamici-come-fare/152003 "2008-10-28T22:55:24Z")
Salve a tutti, sono nuovo del forum e principiante di Rails. Vorrei sapere se esiste un modo per immettere codice ruby “a più alto livello” dentro a quello in esecuzione. Non sapendo bene come meglio formulare la dom… --- ## [Difference in behaviour using 'require' within threads](https://www.ruby-forum.com/t/difference-in-behaviour-using-require-within-threads/151779)
**Author:** [@captaffy](https://www.ruby-forum.com/u/captaffy)\ **Replies:** 2\ **Last updated:** [October 27, 2008, 8:55am UTC](https://www.ruby-forum.com/t/difference-in-behaviour-using-require-within-threads/151779 "2008-10-27T08:55:36Z")
Hi list, Following on from my previous question regarding threading I have observed what appears to be a difference in behaviour of ‘require’ when running code within a number of different threads. I’m not sure whethe… --- ## [Reg. Expressions with file directories](https://www.ruby-forum.com/t/reg-expressions-with-file-directories/150074)
**Author:** [@silentd3at4](https://www.ruby-forum.com/u/silentd3at4)\ **Replies:** 2\ **Last updated:** [October 3, 2008, 10:10am UTC](https://www.ruby-forum.com/t/reg-expressions-with-file-directories/150074 "2008-10-03T10:10:48Z")
Im writing this program that is suppose to rename files using regular expressions. I am suppose to pass 3 line arguments: the directory in which to rename files, a regular expression that matches files to be renamed, … --- ## [Rexml alternatives](https://www.ruby-forum.com/t/rexml-alternatives/148487)
**Author:** [@rbjl](https://www.ruby-forum.com/u/rbjl)\ **Replies:** 2\ **Last updated:** [September 13, 2008, 6:26pm UTC](https://www.ruby-forum.com/t/rexml-alternatives/148487 "2008-09-13T18:26:18Z")
Hello, I really like coding ruby or ruby on rails apps, but rexml often leads to frustration. If I use xpath in watir-tests rexml takes plenty of time evaluating and execution time jumps from seconds to minutes. S… --- ## [How to find second match in a file](https://www.ruby-forum.com/t/how-to-find-second-match-in-a-file/141452)
**Author:** [@cheyne](https://www.ruby-forum.com/u/cheyne)\ **Replies:** 2\ **Last updated:** [June 26, 2008, 3:33pm UTC](https://www.ruby-forum.com/t/how-to-find-second-match-in-a-file/141452 "2008-06-26T15:33:02Z")
Hi, everyone My code opens a file and read line by line to find a given string as first match. After I found one, how can i find the second match, a different string, which is supposed to appear several lines after th… --- ## [FormOption Helper for Group Select](https://www.ruby-forum.com/t/formoption-helper-for-group-select/140443)
**Author:** [@stevel](https://www.ruby-forum.com/u/stevel)\ **Replies:** 2\ **Last updated:** [June 20, 2008, 1:06am UTC](https://www.ruby-forum.com/t/formoption-helper-for-group-select/140443 "2008-06-20T01:06:54Z")
I am trying to generate the Form Select with the OPTGROUP tags, from a simple array. For example I have an array : \[Acer, laptop, 1\], \[Acer, monitor, 2\], \[HP, desktop, 3\], \[HP, printer,4\] I know how to use the Select … --- ## [No envía por post un select tag](https://www.ruby-forum.com/t/no-enva-a-por-post-un-select-tag/135901)
**Author:** [@calabriama](https://www.ruby-forum.com/u/calabriama)\ **Replies:** 2\ **Last updated:** [April 26, 2008, 1:14pm UTC](https://www.ruby-forum.com/t/no-enva-a-por-post-un-select-tag/135901 "2008-04-26T13:14:07Z")
Hola amigos, estoy teniendo un problemilla con un select en mi formulario que no se envía por post. Envía el resto de datos menos el valor de mi select (project\_id). Decir que en mi modelo Audit existe el campo projec… --- ## [Error usando eventos con god](https://www.ruby-forum.com/t/error-usando-eventos-con-god/135765)
**Author:** [@antoniorv](https://www.ruby-forum.com/u/antoniorv)\ **Replies:** 2\ **Last updated:** [April 26, 2008, 2:25am UTC](https://www.ruby-forum.com/t/error-usando-eventos-con-god/135765 "2008-04-26T02:25:49Z")
Hola, Alguien ha probado god para monitorizar los servidores en lugar de monit? Tengo un problemilla y es que montando un ejemplo que encontré para monitorizar nginx y mysql con god, y el mismo ejemplo que hay en la… --- ## [Check\_box\_tag remote\_function](https://www.ruby-forum.com/t/check-box-tag-remote-function/130739)
**Author:** [@bucks](https://www.ruby-forum.com/u/bucks)\ **Replies:** 2\ **Last updated:** [March 4, 2008, 6:26pm UTC](https://www.ruby-forum.com/t/check-box-tag-remote-function/130739 "2008-03-04T18:26:01Z")
I have a collection of check\_box\_tags that look like the following: \<% for item in @items %\> \<%= check\_box\_tag “item\[item\_ids\]\[\]”, item.id, false, {:onchange =\> remote\_function(:url =\> update\_items\_path, :with =\> "‘it… --- ## [Migracion de datos SQLServer -\> MySQL](https://www.ruby-forum.com/t/migracion-de-datos-sqlserver-mysql/128206)
**Author:** [@fernan2](https://www.ruby-forum.com/u/fernan2)\ **Replies:** 2\ **Last updated:** [February 7, 2008, 11:30am UTC](https://www.ruby-forum.com/t/migracion-de-datos-sqlserver-mysql/128206 "2008-02-07T11:30:04Z")
Hola, tengo que hacer una migración importante de datos de SQLServer a MySQL. He probado con archivos YAML y con migraciones de Rails, pero el resultado es un desastre cuando se llega a campos que contienen textos co… --- ## [MySQL updated data not showing up](https://www.ruby-forum.com/t/mysql-updated-data-not-showing-up/119982)
**Author:** [@tomtt](https://www.ruby-forum.com/u/tomtt)\ **Replies:** 2\ **Last updated:** [November 12, 2007, 6:54pm UTC](https://www.ruby-forum.com/t/mysql-updated-data-not-showing-up/119982 "2007-11-12T18:54:17Z")
I have a Rails app running in production mode that queries a MySQL database. When I update the data in the db (notably the updated\_on field), the new date does not show up on the web page (even after I stop and restar… --- ## [Imagen como botón de formulario](https://www.ruby-forum.com/t/imagen-como-bota-n-de-formulario/116599)
**Author:** [@zaid](https://www.ruby-forum.com/u/zaid)\ **Replies:** 2\ **Last updated:** [October 7, 2007, 9:49pm UTC](https://www.ruby-forum.com/t/imagen-como-bota-n-de-formulario/116599 "2007-10-07T21:49:59Z")
Hola Cómo se puede poner una imagen como botón de un formulario?? Estoy probando así: \<%= submit\_tag ( image\_tag("…/images/aceptar.gif", :border =\> 0), :value=\> ‘Select’) %\> Pero me da error… Gracias [Previous page](https://www.ruby-forum.com/top.md?page=1640&per_page=50) [Next page](https://www.ruby-forum.com/top.md?page=1642&per_page=50)