# Top **URL:** https://www.ruby-forum.com/top.md?page=787 [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:** 788 --- ## [\[ANN\] JRuby 1.3.0 Released](https://www.ruby-forum.com/t/ann-jruby-1-3-0-released/169457)
**Author:** [@Thomas\_E\_Enebo](https://www.ruby-forum.com/u/Thomas_E_Enebo)\ **Replies:** 7\ **Last updated:** [June 4, 2009, 9:38pm UTC](https://www.ruby-forum.com/t/ann-jruby-1-3-0-released/169457 "2009-06-04T21:38:34Z")
The JRuby community is pleased to announce the release of JRuby 1.3.0 Homepage: http://www.jruby.org/ Download: http://dist.codehaus.org/jruby/ The fixes in this release are primarily obvious compatibility problems a… --- ## [Ripristino database da backup e impossibilita' ad utilizzare le migrations](https://www.ruby-forum.com/t/ripristino-database-da-backup-e-impossibilita-ad-utilizzare-le-migrations/166660)
**Author:** [@msan](https://www.ruby-forum.com/u/msan)\ **Replies:** 7\ **Last updated:** [April 30, 2009, 11:51am UTC](https://www.ruby-forum.com/t/ripristino-database-da-backup-e-impossibilita-ad-utilizzare-le-migrations/166660 "2009-04-30T11:51:10Z")
Ho fatto un ripristino di un database da un file di backup. Tale ripristino mi ha ovviamente creato tutte le tabelle all’interno del database con i dati associati. A questo punto pero’ mi e’ impossibile utilizzare le … --- ## [Is faster using abbreviated parameter names?](https://www.ruby-forum.com/t/is-faster-using-abbreviated-parameter-names/161829)
**Author:** [@ISSSSaki\_Baz\_C](https://www.ruby-forum.com/u/ISSSSaki_Baz_C)\ **Replies:** 7\ **Last updated:** [March 3, 2009, 12:07am UTC](https://www.ruby-forum.com/t/is-faster-using-abbreviated-parameter-names/161829 "2009-03-03T00:07:26Z")
Hi, a simple question: a) def hello(string) # stuff with ‘string’ end b) def hello(s) # stuff with ‘s’ end Will be b) faster since the parameter name contains less letters? --- ## [Constantes en Plugins](https://www.ruby-forum.com/t/constantes-en-plugins/153748)
**Author:** [@Ceritium](https://www.ruby-forum.com/u/Ceritium)\ **Replies:** 7\ **Last updated:** [November 20, 2008, 7:55pm UTC](https://www.ruby-forum.com/t/constantes-en-plugins/153748 "2008-11-20T19:55:01Z")
Hola a todos ante todo. Hacía tiempo quería probar a crear un plugin y al final me decidí por encapsular unas librerías y métodos en java y ruby que usaba para generar PDFs a partir de una plantilla ERB, HAML o … --- ## [HowTo search a string for content?](https://www.ruby-forum.com/t/howto-search-a-string-for-content/148157)
**Author:** [@drlelon](https://www.ruby-forum.com/u/drlelon)\ **Replies:** 7\ **Last updated:** [September 11, 2008, 9:40am UTC](https://www.ruby-forum.com/t/howto-search-a-string-for-content/148157 "2008-09-11T09:40:41Z")
Obviously not a genius with Ruby. I simply want to check if the string from an form input is a phone number, or an email. I started testing wether the string.class was Bignum or Fixnum. If it was I presumed it was … --- ## [Fixtures, how to set a serialized Hash object](https://www.ruby-forum.com/t/fixtures-how-to-set-a-serialized-hash-object/144209)
**Author:** [@kadoudal](https://www.ruby-forum.com/u/kadoudal)\ **Replies:** 1\ **Last updated:** [July 26, 2008, 11:43pm UTC](https://www.ruby-forum.com/t/fixtures-how-to-set-a-serialized-hash-object/144209 "2008-07-26T23:43:23Z")
I defined in my model : … serialize :unavailables … which is set like this (Hash : “year” =\> 2-dimensional Array) {“2008” =\> Array.new(13).map!{ Array.new(32, 1)} } In my fixture I need to initiliaze this field… --- ## [Recherche par date et select\_date](https://www.ruby-forum.com/t/recherche-par-date-et-select-date/119946)
**Author:** [@Nicolas\_G](https://www.ruby-forum.com/u/Nicolas_G)\ **Replies:** 7\ **Last updated:** [November 13, 2007, 12:31pm UTC](https://www.ruby-forum.com/t/recherche-par-date-et-select-date/119946 "2007-11-13T12:31:25Z")
bonjour j’ai un problème avec une condition de date rails dernière version stable plugin redbox et globalte j’ai une vue avec un date select form\_remote\_tag( :update =\> “comptajour”, :url =\> { :action =\> ‘rech… --- ## [Loop over an array that changes the elements](https://www.ruby-forum.com/t/loop-over-an-array-that-changes-the-elements/109323)
**Author:** [@bernd](https://www.ruby-forum.com/u/bernd)\ **Replies:** 7\ **Last updated:** [July 13, 2007, 3:18pm UTC](https://www.ruby-forum.com/t/loop-over-an-array-that-changes-the-elements/109323 "2007-07-13T15:18:32Z")
Hi, I have a rather simple question. I have an array and want to change the elements of the array in a loop. For example in Java, you would write: int\[\] numbers = {1, 2, 3} for(int i = 0; i \< numbers.length; i++) { … --- ## [How can I call another controller's action (or better yet, h](https://www.ruby-forum.com/t/how-can-i-call-another-controllers-action-or-better-yet-h/108793)
**Author:** [@pergesu](https://www.ruby-forum.com/u/pergesu)\ **Replies:** 7\ **Last updated:** [July 10, 2007, 5:56am UTC](https://www.ruby-forum.com/t/how-can-i-call-another-controllers-action-or-better-yet-h/108793 "2007-07-10T05:56:29Z")
I’ve got an action that runs, and when it’s done I want the user to POST to another URL. However I don’t want to display a form that they need to submit. The two ideas I’ve had are to either call OtherController#crea… --- ## [What's the most common library for Ruby image processing?](https://www.ruby-forum.com/t/whats-the-most-common-library-for-ruby-image-processing/104236)
**Author:** [@anakintang](https://www.ruby-forum.com/u/anakintang)\ **Replies:** 7\ **Last updated:** [May 18, 2007, 9:15am UTC](https://www.ruby-forum.com/t/whats-the-most-common-library-for-ruby-image-processing/104236 "2007-05-18T09:15:24Z")
All, what’s the most common library for Ruby image processing? What I want to do is just compare two images based on pixels. Thanks --- ## [Authentication for one Section of Site](https://www.ruby-forum.com/t/authentication-for-one-section-of-site/85516)
**Author:** [@bluetrust](https://www.ruby-forum.com/u/bluetrust)\ **Replies:** 7\ **Last updated:** [February 15, 2007, 6:14am UTC](https://www.ruby-forum.com/t/authentication-for-one-section-of-site/85516 "2007-02-15T06:14:21Z")
I’ve got a set of pages that I want to require authentication on. Any suggestions on how to handle authentication on those pages? Thanks- Michael --- ## [Shame on me poorr newbie " unexpected kend"](https://www.ruby-forum.com/t/shame-on-me-poorr-newbie-unexpected-kend/57645)
**Author:** [@alexmic](https://www.ruby-forum.com/u/alexmic)\ **Replies:** 7\ **Last updated:** [April 13, 2006, 7:44pm UTC](https://www.ruby-forum.com/t/shame-on-me-poorr-newbie-unexpected-kend/57645 "2006-04-13T19:44:26Z")
Hi, I am trying to learn ruby through a udev utility coding. I usually manage to debug on my own but in this case i dont understand what is wrong… def finddevice() puts “We are now trying to find the device” found=… --- ## [Class variables and Constants](https://www.ruby-forum.com/t/class-variables-and-constants/54011)
**Author:** [@merc](https://www.ruby-forum.com/u/merc)\ **Replies:** 7\ **Last updated:** [February 24, 2006, 6:45pm UTC](https://www.ruby-forum.com/t/class-variables-and-constants/54011 "2006-02-24T18:45:35Z")
Hello people, what is the actual difference between class variables and constants? If I write: #!/usr/local/bin/ruby -w class TonyCantCode @@internal=10 def TonyCantCode::something return @@inter… --- ## [Two Lines of C in Ruby Source](https://www.ruby-forum.com/t/two-lines-of-c-in-ruby-source/64367)
**Author:** [@bct](https://www.ruby-forum.com/u/bct)\ **Replies:** 7\ **Last updated:** [January 27, 2006, 6:27pm UTC](https://www.ruby-forum.com/t/two-lines-of-c-in-ruby-source/64367 "2006-01-27T18:27:44Z")
Hello, Can somebody tell me what these lines of code mean? extern int snprintf \_\_((char \*, size\_t n, char const \*, …)); extern int vsnprintf \_((char \*, size\_t n, char const \*, va\_list)); I am confused over what \_, \_\_… --- ## [Buffers and Sample Rates](https://www.ruby-forum.com/t/buffers-and-sample-rates/242364)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 3\ **Last updated:** [June 18, 2015, 10:14pm UTC](https://www.ruby-forum.com/t/buffers-and-sample-rates/242364 "2015-06-18T22:14:08Z")
Hi all, I’m working on a system that has hardware defining an input rate and hardware defining an output rate. This is a data based system, so I can’t afford to lose any bits, which implies sample rate changes have t… --- ## [Tastierino bancomat](https://www.ruby-forum.com/t/tastierino-bancomat/230118)
**Author:** [@jason\_sam](https://www.ruby-forum.com/u/jason_sam)\ **Replies:** 3\ **Last updated:** [June 19, 2014, 5:44pm UTC](https://www.ruby-forum.com/t/tastierino-bancomat/230118 "2014-06-19T17:44:21Z")
ciao ho realizzato la seguente interfaccia in shoes per un bancomat e vorrei sapere come legare ogni tasto alla sua funzione(penso il metodo puts nei pulsanti non sia corretto) e possibilmente posizionarli meglio. e … --- ## [Req help convert apachi2 config to nginx](https://www.ruby-forum.com/t/req-help-convert-apachi2-config-to-nginx/240613)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 3\ **Last updated:** [April 23, 2014, 3:36pm UTC](https://www.ruby-forum.com/t/req-help-convert-apachi2-config-to-nginx/240613 "2014-04-23T15:36:15Z")
Hi, In my organization, we are using Apache2 for serving diff web applications such as mediawiki,moodle,redmine,svn,etc.Now we are decided to use Nginx for the performance.but converting is a big head ache and even s… --- ## [Delete temp upload files at the end of the request?](https://www.ruby-forum.com/t/delete-temp-upload-files-at-the-end-of-the-request/239115)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 3\ **Last updated:** [February 13, 2014, 7:00am UTC](https://www.ruby-forum.com/t/delete-temp-upload-files-at-the-end-of-the-request/239115 "2014-02-13T07:00:06Z")
Hi With the upload module, is the uploaded file supposed to be removed automatically at the end of the request? That is, the file that has just been uploaded and stored in upload\_store. I think I saw some behaviour o… --- ## [Issue with multipart response compression](https://www.ruby-forum.com/t/issue-with-multipart-response-compression/238623)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 3\ **Last updated:** [January 28, 2014, 7:57am UTC](https://www.ruby-forum.com/t/issue-with-multipart-response-compression/238623 "2014-01-28T07:57:36Z")
Hello I use Nginx/1.4.4 as a reverse proxy and my backend webserver generates multipart response with some dynamic boundary. I use nginx gzip module to send compress data to the client but it is unable to compress th… --- ## [Gr-lte error](https://www.ruby-forum.com/t/gr-lte-error/238442)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 3\ **Last updated:** [January 10, 2014, 1:27am UTC](https://www.ruby-forum.com/t/gr-lte-error/238442 "2014-01-10T01:27:38Z")
I am facing this error while during make of gr-lte(3.6.5.1) OS : Ubuntu 12.04 GNU Radio ver : 3.6.5.1 GCC : 4.6.3 make -j5 Scanning dependencies of target pygen\_apps\_9a6dd Scanning dependencies of target \_lte\_swig\_sw… --- ## [ListStore - possible to use String and Pixbuf image in the same field?](https://www.ruby-forum.com/t/liststore-possible-to-use-string-and-pixbuf-image-in-the-same-field/212059)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 3\ **Last updated:** [September 22, 2011, 9:30pm UTC](https://www.ruby-forum.com/t/liststore-possible-to-use-string-and-pixbuf-image-in-the-same-field/212059 "2011-09-22T21:30:04Z")
Hi, I use something like this: @list\_store\_party = Gtk::ListStore.new( Gdk::Pixbuf, String, # ID String, # Name String, # Profession String, # Number of Attacks. String, # Race String, # Gender String, # Level … --- ## [File Column open tmp file](https://www.ruby-forum.com/t/file-column-open-tmp-file/202091)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 3\ **Last updated:** [January 21, 2011, 7:56pm UTC](https://www.ruby-forum.com/t/file-column-open-tmp-file/202091 "2011-01-21T19:56:11Z")
Does anyone know how to open a file like the below? “Filedata”=\>#\} file\_column is used to upload a document and i need to open… --- ## [Get Proc of current block?](https://www.ruby-forum.com/t/get-proc-of-current-block/193954)
**Author:** [@tcsnide](https://www.ruby-forum.com/u/tcsnide)\ **Replies:** 3\ **Last updated:** [September 27, 2010, 4:22pm UTC](https://www.ruby-forum.com/t/get-proc-of-current-block/193954 "2010-09-27T16:22:21Z")
Is there any way to get a hold of the current block? I’ve been playing around with recursive enumerations and it occurs to me that the most flexible technique would simply be to reuse the currently running block. For… --- ## [Proxy\_pass to multi background monit http services](https://www.ruby-forum.com/t/proxy-pass-to-multi-background-monit-http-services/161554)
**Author:** [@seven](https://www.ruby-forum.com/u/seven)\ **Replies:** 3\ **Last updated:** [June 25, 2009, 11:52pm UTC](https://www.ruby-forum.com/t/proxy-pass-to-multi-background-monit-http-services/161554 "2009-06-25T23:52:28Z")
monit has an embedded web interface, I want to use nginx to proxy several servers: http://monit.example.com/server1 http://monit.example.com/server2 http://monit.example.com/server3 http://monit.example.com/server4 … --- ## [Mephisto, lighttpd, sqlite3 VS gentoo](https://www.ruby-forum.com/t/mephisto-lighttpd-sqlite3-vs-gentoo/138179)
**Author:** [@lucapette](https://www.ruby-forum.com/u/lucapette)\ **Replies:** 3\ **Last updated:** [May 23, 2008, 10:53pm UTC](https://www.ruby-forum.com/t/mephisto-lighttpd-sqlite3-vs-gentoo/138179 "2008-05-23T22:53:41Z")
Salve a tutti,non trovando un servizio di hosting gratuito per rails, ho deciso di metterlo su nella mia gentoo-box. Innanzi tutto ho decompresso il \*tar.bz di mephisto nella cartella /home/lucapost/public\_html/. Ho … --- ## [Best GR-friendly Linux distro ... Ubuntu won!](https://www.ruby-forum.com/t/best-gr-friendly-linux-distro-ubuntu-won/132995)
**Author:** [@mohamed\_adm](https://www.ruby-forum.com/u/mohamed_adm)\ **Replies:** 3\ **Last updated:** [April 18, 2008, 2:56pm UTC](https://www.ruby-forum.com/t/best-gr-friendly-linux-distro-ubuntu-won/132995 "2008-04-18T14:56:52Z")
Ubuntu 7.10 Gusty seems to be more GR-friendly than others, I tried it well and everything works fine, but can’t find USB info from “lsusb” or “/proc/bus/usb”! any ideas? To install just follow wiki guides at: http:… --- ## [Page/action caching across multiple machines](https://www.ruby-forum.com/t/page-action-caching-across-multiple-machines/132877)
**Author:** [@jeff](https://www.ruby-forum.com/u/jeff)\ **Replies:** 3\ **Last updated:** [March 26, 2008, 3:24pm UTC](https://www.ruby-forum.com/t/page-action-caching-across-multiple-machines/132877 "2008-03-26T15:24:36Z")
Does anyone have a preferred way of doing page/action caching across multiple machines? I know with fragment caching you can use memcached. But page caching usually goes in the document root, so it is not usually i… --- ## [Associations without foreign keys?](https://www.ruby-forum.com/t/associations-without-foreign-keys/129608)
**Author:** [@Confused\_Vorlon](https://www.ruby-forum.com/u/Confused_Vorlon)\ **Replies:** 0\ **Last updated:** [February 20, 2008, 1:38am UTC](https://www.ruby-forum.com/t/associations-without-foreign-keys/129608 "2008-02-20T01:38:11Z")
Hi Folks, I have a game where users get access to technologies. The technology records aren’t owned - so a normal foreign key doesn’t make sense. I want to tell rails not to bother with xxx\_id, and just to use condit… --- ## [Re: Caching problems with Typo 5.0.2](https://www.ruby-forum.com/t/re-caching-problems-with-typo-5-0-2/127518)
**Author:** [@paul](https://www.ruby-forum.com/u/paul)\ **Replies:** 3\ **Last updated:** [February 2, 2008, 10:30pm UTC](https://www.ruby-forum.com/t/re-caching-problems-with-typo-5-0-2/127518 "2008-02-02T22:30:40Z")
I deleted everything in typo/public that had a datestamp after the installation time. Nothing seems to be cached erroneously any longer. Regards Paul --- ## [Open new window problem](https://www.ruby-forum.com/t/open-new-window-problem/85168)
**Author:** [@albert](https://www.ruby-forum.com/u/albert)\ **Replies:** 3\ **Last updated:** [February 27, 2007, 4:01am UTC](https://www.ruby-forum.com/t/open-new-window-problem/85168 "2007-02-27T04:01:44Z")
I try to open a pdf file in a new window using the following code: \<%= link\_to document.name, :controller =\> ‘member’, :action =\> :show\_attachment, :id =\> document.id, :popup =\> \[‘new window’, ‘width=800, height=700, … --- ## ["abc"\[3\] returns ""](https://www.ruby-forum.com/t/abc-3-returns/64062)
**Author:** [@Tanaka\_A](https://www.ruby-forum.com/u/Tanaka_A)\ **Replies:** 3\ **Last updated:** [June 22, 2006, 3:34am UTC](https://www.ruby-forum.com/t/abc-3-returns/64062 "2006-06-22T03:34:29Z")
test-all e$B$,e(B http://www.rubyist.net/~akr/chkbuild/debian-sarge/ruby-trunk/log/20060621T190802.txt.gz e$B$H$$$&$h$&$Ke(B timeout e$B$9$k$N$GD4$Y$?$H$3$m!"e(B % ./ruby -ve ‘p “abc”\[3\]’ ruby 1.9.0 (2006-06-21) \[i68… --- ## [NameError in CompetitorsController#index](https://www.ruby-forum.com/t/nameerror-in-competitorscontroller-index/188640)
**Author:** [@manish](https://www.ruby-forum.com/u/manish)\ **Replies:** 5\ **Last updated:** [May 18, 2010, 10:27am UTC](https://www.ruby-forum.com/t/nameerror-in-competitorscontroller-index/188640 "2010-05-18T10:27:53Z")
Hi all I am getting this problem when I run this code in server. In my localhost everything is running fine. But when I deploy my code in the server it shows me the error. I am using FERRET SERARCH IN MODEL. NameErro… --- ## [Requiring "test\_notifier/rspec" in spec,opts](https://www.ruby-forum.com/t/requiring-test-notifier-rspec-in-spec-opts/184455)
**Author:** [@drewB](https://www.ruby-forum.com/u/drewB)\ **Replies:** 5\ **Last updated:** [March 3, 2010, 3:01pm UTC](https://www.ruby-forum.com/t/requiring-test-notifier-rspec-in-spec-opts/184455 "2010-03-03T15:01:17Z")
There is a nice little gem that gives you desktop notifications of your spec commands called test\_noitifer (fnando (Nando Vieira) · GitHub test\_notifier). I can get it to work by including require “test\_notifier/rspe… --- ## [Redirect 301 and cache](https://www.ruby-forum.com/t/redirect-301-and-cache/181299)
**Author:** [@johndel](https://www.ruby-forum.com/u/johndel)\ **Replies:** 5\ **Last updated:** [January 9, 2010, 5:51pm UTC](https://www.ruby-forum.com/t/redirect-301-and-cache/181299 "2010-01-09T17:51:24Z")
I want my rails app to redirect from no-WWW to WWW domain (for example if I enter example.com/test to redirect to www.example.com/test). I put the following code in the application controller and worked fine: before\_f… --- ## [Oniguruma: Different result in ruby 1.9.1 and 1.8.7](https://www.ruby-forum.com/t/oniguruma-different-result-in-ruby-1-9-1-and-1-8-7/174917)
**Author:** [@miguelfteixeira](https://www.ruby-forum.com/u/miguelfteixeira)\ **Replies:** 5\ **Last updated:** [September 5, 2009, 1:14pm UTC](https://www.ruby-forum.com/t/oniguruma-different-result-in-ruby-1-9-1-and-1-8-7/174917 "2009-09-05T13:14:29Z")
Hi, I have the following regular expression created in ruby 1.9.1: /(?:(?:$(?‘name1’\[\\w\\s'\]+)(?:(?‘name2’(?:created|developed)\[\\w\\s\]+)(?name3’(?:in|at)\[\\w\\s\]+)))|(?:$(?‘name1’\[\\w\\s'\]+)(?‘name2’(:?created|developed)\[\\w\\… --- ## [Pr-zlib 1.0.0 - A Pure Ruby zlib library](https://www.ruby-forum.com/t/pr-zlib-1-0-0-a-pure-ruby-zlib-library/170169)
**Author:** [@danielb](https://www.ruby-forum.com/u/danielb)\ **Replies:** 5\ **Last updated:** [June 14, 2009, 5:41am UTC](https://www.ruby-forum.com/t/pr-zlib-1-0-0-a-pure-ruby-zlib-library/170169 "2009-06-14T05:41:57Z")
Hi all, The Pure Team is pleased to announce the release of pr-zlib 1.0.0. = What is it? The pr-zlib library is actually two separate libraries packaged together. The first, rbzlib.rb, is a pure Ruby port of zlib.h … --- ## [Socket Progamming - Beginner questions](https://www.ruby-forum.com/t/socket-progamming-beginner-questions/152466)
**Author:** [@grish](https://www.ruby-forum.com/u/grish)\ **Replies:** 5\ **Last updated:** [November 10, 2008, 9:37pm UTC](https://www.ruby-forum.com/t/socket-progamming-beginner-questions/152466 "2008-11-10T21:37:30Z")
Hi, I’m trying to learn Ruby and Socket programming. So far I managed to find some tutorials about Ruby and Socket programming and have made really simple applications like a Time server sending the time to a client.… --- ## [Specs pass when run with other app specs, but fail when run independently](https://www.ruby-forum.com/t/specs-pass-when-run-with-other-app-specs-but-fail-when-run-independently/147453)
**Author:** [@timhunter](https://www.ruby-forum.com/u/timhunter)\ **Replies:** 5\ **Last updated:** [September 2, 2008, 6:41am UTC](https://www.ruby-forum.com/t/specs-pass-when-run-with-other-app-specs-but-fail-when-run-independently/147453 "2008-09-02T06:41:13Z")
Hi there, I’ve noticed something a little odd with the session\_controller specs that are generated from the rails plugin restful\_authentication. When they’re run with all the other app specs (i.e. when I first fire… --- ## [Rails KB Anwendung?](https://www.ruby-forum.com/t/rails-kb-anwendung/140207)
**Author:** [@d-w](https://www.ruby-forum.com/u/d-w)\ **Replies:** 5\ **Last updated:** [June 12, 2008, 11:22am UTC](https://www.ruby-forum.com/t/rails-kb-anwendung/140207 "2008-06-12T11:22:05Z")
Hallo Liste, weiss jemand ob es eine “schöne” Knowledge Base in Rails geschreiben gibt? --- ## [Arbitrary mathematical relations, not just hashes](https://www.ruby-forum.com/t/arbitrary-mathematical-relations-not-just-hashes/134030)
**Author:** [@Kelly\_J](https://www.ruby-forum.com/u/Kelly_J)\ **Replies:** 5\ **Last updated:** [April 7, 2008, 6:02am UTC](https://www.ruby-forum.com/t/arbitrary-mathematical-relations-not-just-hashes/134030 "2008-04-07T06:02:22Z")
Many programming languages (including Perl, Ruby, and PHP) support hashes: $color\[‘apple’\] = ‘red’; $color\[‘ruby’\] = ‘red’; $type\[‘apple’\] = ‘fruit’; $type\[‘ruby’\] = ‘gem’; This quickly lets me find the color or ty… --- ## [Question about "No such file to load -- rexml/encodings/ISO-](https://www.ruby-forum.com/t/question-about-no-such-file-to-load-rexml-encodings-iso/64559)
**Author:** [@Yaoyao\_Gu](https://www.ruby-forum.com/u/Yaoyao_Gu)\ **Replies:** 5\ **Last updated:** [August 10, 2006, 12:26am UTC](https://www.ruby-forum.com/t/question-about-no-such-file-to-load-rexml-encodings-iso/64559 "2006-08-10T00:26:38Z")
Hi all, I am new to Ruby, so forgave me if this question has been asked before. I am running a software on Windows XP which is written in Ruby . The script has been converted to exe. I kept getting the following error … --- ## [Integrating vbulletin](https://www.ruby-forum.com/t/integrating-vbulletin/53798)
**Author:** [@adamdorsey](https://www.ruby-forum.com/u/adamdorsey)\ **Replies:** 5\ **Last updated:** [February 14, 2006, 9:44pm UTC](https://www.ruby-forum.com/t/integrating-vbulletin/53798 "2006-02-14T21:44:16Z")
Has anyone successfully integrated (embedded) vbulletin into a rails app? I would be curious to see if/how this worked. RForum still seems quite beta so I am looking for something a little more tried and true. thanks … --- ## [Help on I/O pipe](https://www.ruby-forum.com/t/help-on-i-o-pipe/51567)
**Author:** [@cookoo](https://www.ruby-forum.com/u/cookoo)\ **Replies:** 5\ **Last updated:** [January 4, 2006, 3:00am UTC](https://www.ruby-forum.com/t/help-on-i-o-pipe/51567 "2006-01-04T03:00:59Z")
One process of my analysis program uses an external non-linear optimizer. That optimizer needs a model file as the argument. The current approach I employ to accomplish this is to create a model file on disk everytim… --- ## [Using rails with stored procedures](https://www.ruby-forum.com/t/using-rails-with-stored-procedures/50717)
**Author:** [@Gioachino\_Bartolott](https://www.ruby-forum.com/u/Gioachino_Bartolott)\ **Replies:** 5\ **Last updated:** [December 21, 2005, 3:42am UTC](https://www.ruby-forum.com/t/using-rails-with-stored-procedures/50717 "2005-12-21T03:42:45Z")
Hi all! I am quite new to rails, and I would like to know if there is a tutorial, or if someone can tell me how to use rails with stored procedures and views. Any help would be appreciated. Thanks to all --- ## [1.7.2 error messages better than 1.6.8](https://www.ruby-forum.com/t/1-7-2-error-messages-better-than-1-6-8/229932)
**Author:** [@robin2](https://www.ruby-forum.com/u/robin2)\ **Replies:** 4\ **Last updated:** [February 15, 2013, 4:49pm UTC](https://www.ruby-forum.com/t/1-7-2-error-messages-better-than-1-6-8/229932 "2013-02-15T16:49:36Z")
It seems that JRuby 1.7.2 produces much more informative error messages when run in scriptingContainer compared with 1.6.8. I can’t find any explanation for this change. Is it a different default setting in 1.7.2 and … --- ## [Most simple usage of zlib or pr-zlib](https://www.ruby-forum.com/t/most-simple-usage-of-zlib-or-pr-zlib/204299)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 4\ **Last updated:** [March 10, 2011, 5:52am UTC](https://www.ruby-forum.com/t/most-simple-usage-of-zlib-or-pr-zlib/204299 "2011-03-10T05:52:51Z")
HI \*, I’m trying to unzip a file programmatically, and having lots of difficulties. ruby-1.9.2-p136 :009 \> data = StringIO.new( open( ‘test.zip’, ‘r’ ).read ) =\> #StringIO:0x00000100c4c8a8 ruby-1.9.2-p136 :010 \> Zli… --- ## [Tab](https://www.ruby-forum.com/t/tab/164616)
**Author:** [@hendra\_kusuma](https://www.ruby-forum.com/u/hendra_kusuma)\ **Replies:** 4\ **Last updated:** [April 5, 2009, 10:41am UTC](https://www.ruby-forum.com/t/tab/164616 "2009-04-05T10:41:52Z")
Hi there How to make tab button move the focus to next widget? Thanks Hendra --- ## [Dose jruby conflict with other dynamic language on JVM?](https://www.ruby-forum.com/t/dose-jruby-conflict-with-other-dynamic-language-on-jvm/155295)
**Author:** [@swung](https://www.ruby-forum.com/u/swung)\ **Replies:** 4\ **Last updated:** [December 11, 2008, 4:49am UTC](https://www.ruby-forum.com/t/dose-jruby-conflict-with-other-dynamic-language-on-jvm/155295 "2008-12-11T04:49:26Z")
Hi guru, I am trying to use jruby in my project now. It seems that jruby does not work with other dynamic language on JVM, for example, jython. My story is to use jruby to setup a testing environment. It contains Web… --- ## [Iterate through a table record](https://www.ruby-forum.com/t/iterate-through-a-table-record/153860)
**Author:** [@musty](https://www.ruby-forum.com/u/musty)\ **Replies:** 4\ **Last updated:** [November 22, 2008, 4:52am UTC](https://www.ruby-forum.com/t/iterate-through-a-table-record/153860 "2008-11-22T04:52:14Z")
Hello…I’ve searched before posting but can’t find anything. New and need help. I want to iterate through some fields in my database table and populate a html table with their values. As an example, lets say I have a … --- ## [Typo throwing an exception](https://www.ruby-forum.com/t/typo-throwing-an-exception/126717)
**Author:** [@sanbare](https://www.ruby-forum.com/u/sanbare)\ **Replies:** 4\ **Last updated:** [January 22, 2008, 4:05pm UTC](https://www.ruby-forum.com/t/typo-throwing-an-exception/126717 "2008-01-22T16:05:34Z")
Hi, I am still running Typo 4.1 only, and suddenly Typo has started throwing an Application Error (exception thrown out of an action, like in dispatcher setups or broken ruby code). Can someone please help me on this… [Previous page](https://www.ruby-forum.com/top.md?page=786&per_page=50) [Next page](https://www.ruby-forum.com/top.md?page=788&per_page=50)