# Top **URL:** https://www.ruby-forum.com/top.md?page=1370 [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:** 1371 --- ## [Sitecontroller instance variable in custom tag](https://www.ruby-forum.com/t/sitecontroller-instance-variable-in-custom-tag/123051)
**Author:** [@daz](https://www.ruby-forum.com/u/daz)\ **Replies:** 3\ **Last updated:** [December 13, 2007, 10:27pm UTC](https://www.ruby-forum.com/t/sitecontroller-instance-variable-in-custom-tag/123051 "2007-12-13T22:27:12Z")
Hi, I’m trying to figure out how to access the value of an instance variable that gets setup on SiteController when my extension is activated. I’d like to use this value in a tag, but I can’ figure out how to access … --- ## [Number\_to\_currency](https://www.ruby-forum.com/t/number-to-currency/122304)
**Author:** [@jmaenpaa](https://www.ruby-forum.com/u/jmaenpaa)\ **Replies:** 3\ **Last updated:** [December 6, 2007, 5:38pm UTC](https://www.ruby-forum.com/t/number-to-currency/122304 "2007-12-06T17:38:07Z")
I am using the number to currency function because i live in the uk and the company want me to only show values of the pound of course.I have created all my application using ruby script/generate scaffold\_resource… I … --- ## [Dreamhost deployment question - can't get it to work](https://www.ruby-forum.com/t/dreamhost-deployment-question-cant-get-it-to-work/120127)
**Author:** [@fenlowe](https://www.ruby-forum.com/u/fenlowe)\ **Replies:** 3\ **Last updated:** [November 22, 2007, 4:07pm UTC](https://www.ruby-forum.com/t/dreamhost-deployment-question-cant-get-it-to-work/120127 "2007-11-22T16:07:32Z")
Hi all, I ran the depot application based on the book “Agile web development with Rails” on my local machine and it works great. Now I follow “http://wiki.dreamhost.com/Ruby\_on\_Rails” to setup on dreamhost, I have de… --- ## [\[ANN\] CSV Importer for ActiveRecord](https://www.ruby-forum.com/t/ann-csv-importer-for-activerecord/110330)
**Author:** [@stepheneb](https://www.ruby-forum.com/u/stepheneb)\ **Replies:** 3\ **Last updated:** [November 3, 2007, 11:32pm UTC](https://www.ruby-forum.com/t/ann-csv-importer-for-activerecord/110330 "2007-11-03T23:32:18Z")
Hey all, Just thought I’d let you all know that I’ve posted a CSV importer plugin for Rails that adds an import method to ActiveRecord: http://www.stephenbartholomew.co.uk/2007/7/20/csv-importer-for-rails. It’s fairl… --- ## [Conexion a dos bases de datos](https://www.ruby-forum.com/t/conexion-a-dos-bases-de-datos/114445)
**Author:** [@Joselo](https://www.ruby-forum.com/u/Joselo)\ **Replies:** 3\ **Last updated:** [September 12, 2007, 8:42pm UTC](https://www.ruby-forum.com/t/conexion-a-dos-bases-de-datos/114445 "2007-09-12T20:42:59Z")
Hola amigos de la lista, se que esta pregunta ya estubo en discusión hace un tiempo atras, lamentablemente no la encuentro, concreta mente: Como podría conectarme a mas de una base de datos dentro de una misma apli… --- ## [Page attachments update/bugfix](https://www.ruby-forum.com/t/page-attachments-update-bugfix/110934)
**Author:** [@smc7000](https://www.ruby-forum.com/u/smc7000)\ **Replies:** 3\ **Last updated:** [August 3, 2007, 12:35am UTC](https://www.ruby-forum.com/t/page-attachments-update-bugfix/110934 "2007-08-03T00:35:33Z")
Everyone, I have fixed the problem with the \ tag that you were all experiencing. One would think that having written at least a dozen iterators for various extensions that I would remember this sma… --- ## [Rail con apt-get y problemas con las gemas](https://www.ruby-forum.com/t/rail-con-apt-get-y-problemas-con-las-gemas/109959)
**Author:** [@emili](https://www.ruby-forum.com/u/emili)\ **Replies:** 3\ **Last updated:** [July 20, 2007, 6:31pm UTC](https://www.ruby-forum.com/t/rail-con-apt-get-y-problemas-con-las-gemas/109959 "2007-07-20T18:31:44Z")
Buenas, he instalado rails con apt-get (version 1.2.2) el probema es que cuando intento instalar una gema con rubygems me aparece el siguiente error gem install hoe Successfully installed hoe-1.2.1 /usr/local/lib/sit… --- ## [Building a computer for GNURadio](https://www.ruby-forum.com/t/building-a-computer-for-gnuradio/89902)
**Author:** [@Eric\_ASCottrell](https://www.ruby-forum.com/u/Eric_ASCottrell)\ **Replies:** 0\ **Last updated:** [March 23, 2007, 5:24pm UTC](https://www.ruby-forum.com/t/building-a-computer-for-gnuradio/89902 "2007-03-23T17:24:43Z")
Hello, Currently I am using a Thinkpad Z60t laptop for GNURadio using OpenSUSE 10.2. It has a 1.73 GHz Pentium M. It seems to do a good job but I have hit the processing wall a few times. Most turned out to be pro… --- ## [Qa\_\*.py](https://www.ruby-forum.com/t/qa-py/84540)
**Author:** [@Bob\_McGwier](https://www.ruby-forum.com/u/Bob_McGwier)\ **Replies:** 3\ **Last updated:** [February 5, 2007, 10:56pm UTC](https://www.ruby-forum.com/t/qa-py/84540 "2007-02-05T22:56:24Z")
Without exception, on the ps3 under FC5-PPC, python qa\_???.py generates a segment fault so make check fails of course in run\_tests.sh. There is no other information provided at the segment fault. Bob – Robert … --- ## [YAML model initializations](https://www.ruby-forum.com/t/yaml-model-initializations/81902)
**Author:** [@Tiffani\_Ashley\_B](https://www.ruby-forum.com/u/Tiffani_Ashley_B)\ **Replies:** 3\ **Last updated:** [January 16, 2007, 6:17am UTC](https://www.ruby-forum.com/t/yaml-model-initializations/81902 "2007-01-16T06:17:12Z")
Hi everybody, Is there a way in Rails to create Active Record model objects from YAML just like you can with XML? -Tiffani A.B. --- ## [Redirect to last page in pagination](https://www.ruby-forum.com/t/redirect-to-last-page-in-pagination/81296)
**Author:** [@daborg69](https://www.ruby-forum.com/u/daborg69)\ **Replies:** 3\ **Last updated:** [January 9, 2007, 2:47pm UTC](https://www.ruby-forum.com/t/redirect-to-last-page-in-pagination/81296 "2007-01-09T14:47:01Z")
Hey, I have a forum and at the bottom of each page of the current topic I have a form to add a reply. I am using the following pagination to display 20 posts per topic per page… page = (params\[:page\] ||= 1).to\_i … --- ## [Single Table Inheritance with a (possibly dumb) twist](https://www.ruby-forum.com/t/single-table-inheritance-with-a-possibly-dumb-twist/102627)
**Author:** [@wonko](https://www.ruby-forum.com/u/wonko)\ **Replies:** 3\ **Last updated:** [December 28, 2006, 5:08am UTC](https://www.ruby-forum.com/t/single-table-inheritance-with-a-possibly-dumb-twist/102627 "2006-12-28T05:08:54Z")
Hello, I am developing an application that will have 100’s of model classes each derived from a single source class. Each model will have 4 similar attributes but then have about a dozen unique ones each. I looked i… --- ## [Strange behaviour with before\_filter and instance variables](https://www.ruby-forum.com/t/strange-behaviour-with-before-filter-and-instance-variables/70666)
**Author:** [@Sebastian\_Probst\_E](https://www.ruby-forum.com/u/Sebastian_Probst_E)\ **Replies:** 3\ **Last updated:** [November 11, 2006, 9:08am UTC](https://www.ruby-forum.com/t/strange-behaviour-with-before-filter-and-instance-variables/70666 "2006-11-11T09:08:47Z")
Dear message-board users I am still learning Ruby on Rails so the answer to the question I am posting might be obvious, but I can’t see any logical reason why I am getting this strange behaviour, so here goes: To tes… --- ## [Multiple objects from an add form](https://www.ruby-forum.com/t/multiple-objects-from-an-add-form/72954)
**Author:** [@dsl239](https://www.ruby-forum.com/u/dsl239)\ **Replies:** 3\ **Last updated:** [October 20, 2006, 6:48pm UTC](https://www.ruby-forum.com/t/multiple-objects-from-an-add-form/72954 "2006-10-20T18:48:41Z")
Hi, I am trying to create multiple objects from the same “add” form For example: Say I have a page where I want to add two movies, I have currently tried The problem comes in the controller. The keys (0 and 1) are… --- ## [Auth\_generator and GD woes](https://www.ruby-forum.com/t/auth-generator-and-gd-woes/51017)
**Author:** [@Scott\_Longberry](https://www.ruby-forum.com/u/Scott_Longberry)\ **Replies:** 3\ **Last updated:** [October 2, 2006, 6:16am UTC](https://www.ruby-forum.com/t/auth-generator-and-gd-woes/51017 "2006-10-02T06:16:15Z")
Hi All, I am trying to use the auth\_generator package and am having problems with the GD requirements. So, while I realize this is tangental to rails, I am hoping someone may have some insight for me. I get the fol… --- ## [Record the entire RF spectrum](https://www.ruby-forum.com/t/record-the-entire-rf-spectrum/66917)
**Author:** [@mat\_holton](https://www.ruby-forum.com/u/mat_holton)\ **Replies:** 3\ **Last updated:** [September 10, 2006, 1:47am UTC](https://www.ruby-forum.com/t/record-the-entire-rf-spectrum/66917 "2006-09-10T01:47:45Z")
Hi there everyone, I sent Eric and email asking if it was possible to record the entire spectrum and about the possibilities that would result if this was possible. After an excellent reply, I continued and he suggest… --- ## [USRP - hotplug / udev / auto-loading of firmware](https://www.ruby-forum.com/t/usrp-hotplug-udev-auto-loading-of-firmware/96527)
**Author:** [@Kalen\_Watermeyer](https://www.ruby-forum.com/u/Kalen_Watermeyer)\ **Replies:** 3\ **Last updated:** [June 29, 2006, 6:46pm UTC](https://www.ruby-forum.com/t/usrp-hotplug-udev-auto-loading-of-firmware/96527 "2006-06-29T18:46:04Z")
Hello again, Am I correct in saying that the standard USRP setup is to have some entry in hotplug configuration that points the device manager to a firmware loading app, allowing the USRP to be configured as soon as … --- ## [Capistrano and Dreamhost issue](https://www.ruby-forum.com/t/capistrano-and-dreamhost-issue/60928)
**Author:** [@etxera](https://www.ruby-forum.com/u/etxera)\ **Replies:** 3\ **Last updated:** [June 17, 2006, 2:43pm UTC](https://www.ruby-forum.com/t/capistrano-and-dreamhost-issue/60928 "2006-06-17T14:43:29Z")
Hi, i’m striving to capistranize a foo app on DH. Everything is hosted on DH to simplify a bit : svn repository (http access) the application the DB I used the recipe of Jamis B. modified by Geoffrey Grosenbach whic… --- ## [LightHTTPD FastCgi Error in Production Mode](https://www.ruby-forum.com/t/lighthttpd-fastcgi-error-in-production-mode/60235)
**Author:** [@mfeadler](https://www.ruby-forum.com/u/mfeadler)\ **Replies:** 3\ **Last updated:** [May 11, 2006, 4:02pm UTC](https://www.ruby-forum.com/t/lighthttpd-fastcgi-error-in-production-mode/60235 "2006-05-11T16:02:12Z")
I’ve been banging my head against the following for about 8 hours now, and have exhausted my web research options: /usr/home/matthew.feadler/rails/avclfc/public/dispatch.fcgi:21:in \`require’: no such file to load – /… --- ## [C extension: symbols](https://www.ruby-forum.com/t/c-extension-symbols/102465)
**Author:** [@pgundlach](https://www.ruby-forum.com/u/pgundlach)\ **Replies:** 3\ **Last updated:** [February 8, 2006, 8:03pm UTC](https://www.ruby-forum.com/t/c-extension-symbols/102465 "2006-02-08T20:03:43Z")
Hi, in pure ruby, I sometimes access hashes with symbols as keys: { :foo =\> “this”, :bar =\> “other” } Q: How would I create this kind of hash on the c part? OK, the hash is easy (rb\_hash\_new()). But how do I specify … --- ## [Removing RubyGems](https://www.ruby-forum.com/t/removing-rubygems/51322)
**Author:** [@waddilove](https://www.ruby-forum.com/u/waddilove)\ **Replies:** 3\ **Last updated:** [December 29, 2005, 8:37pm UTC](https://www.ruby-forum.com/t/removing-rubygems/51322 "2005-12-29T20:37:08Z")
Hmm, I have ended up with multiple instances of RubyGems installed on my OS X system. I can use PATH to ensure that the correct version is used, but I’d like to clean the system up. Can some kind person describe the … --- ## [When to use : before variables?](https://www.ruby-forum.com/t/when-to-use-before-variables/49442)
**Author:** [@daniel](https://www.ruby-forum.com/u/daniel)\ **Replies:** 3\ **Last updated:** [December 4, 2005, 8:03pm UTC](https://www.ruby-forum.com/t/when-to-use-before-variables/49442 "2005-12-04T20:03:37Z")
Hi out there, after looking at rails and the pickaxe book (not totally red yet, just used as a reference) I still wondering when to use just a construct :a =\> something What does it stands for and when to use it? Ple… --- ## [Converting uploaded HTML files into UTF8](https://www.ruby-forum.com/t/converting-uploaded-html-files-into-utf8/50238)
**Author:** [@carl](https://www.ruby-forum.com/u/carl)\ **Replies:** 3\ **Last updated:** [November 19, 2005, 9:07pm UTC](https://www.ruby-forum.com/t/converting-uploaded-html-files-into-utf8/50238 "2005-11-19T21:07:27Z")
I’m writing a rails app that allows an admin to upload files that will be searched by users. These files may be in text or html format, and frequently are in different charsets. For uniform presentation, I’d like to… --- ## [Configure question and passenger](https://www.ruby-forum.com/t/configure-question-and-passenger/192955)
**Author:** [@nephish](https://www.ruby-forum.com/u/nephish)\ **Replies:** 6\ **Last updated:** [August 9, 2010, 5:26pm UTC](https://www.ruby-forum.com/t/configure-question-and-passenger/192955 "2010-08-09T17:26:13Z")
Greetings all. I have seen a couple of diagrams on the net that look like a computer set up as an nginx server and more than one mongrel server running at once. What is the advantage of having more than one mongrel … --- ## [Association count sorting](https://www.ruby-forum.com/t/association-count-sorting/191877)
**Author:** [@badnaam](https://www.ruby-forum.com/u/badnaam)\ **Replies:** 6\ **Last updated:** [July 20, 2010, 10:41am UTC](https://www.ruby-forum.com/t/association-count-sorting/191877 "2010-07-20T10:41:05Z")
I have 3 models GrandPa, Pa, Kid GrandPa =\> has\_many :pas Pa =\> has\_many kids When I list GrandPa I would like to present the following 1 - GrandPa\_Name 2 - List of Pas sorted by the number kids each pa has in desc… --- ## [Copy data from many CDs using ruby](https://www.ruby-forum.com/t/copy-data-from-many-cds-using-ruby/168971)
**Author:** [@bobbysantiago](https://www.ruby-forum.com/u/bobbysantiago)\ **Replies:** 6\ **Last updated:** [May 28, 2009, 2:04am UTC](https://www.ruby-forum.com/t/copy-data-from-many-cds-using-ruby/168971 "2009-05-28T02:04:34Z")
Hi, I am a beginner with very basic knowledge of ruby, but I would like to create a script that would do the following: Prompt to input disc Create a new sequential folder within a specified directory Copy all files … --- ## [Association through 2 intermediate Models](https://www.ruby-forum.com/t/association-through-2-intermediate-models/161311)
**Author:** [@sol](https://www.ruby-forum.com/u/sol)\ **Replies:** 6\ **Last updated:** [February 25, 2009, 3:40pm UTC](https://www.ruby-forum.com/t/association-through-2-intermediate-models/161311 "2009-02-25T15:40:13Z")
Hey, I have an association chain like this: Site has\_many Feed(s) has\_many FeedEntry(/ies) has\_many Articles where the reverse is always belongs\_to: Article belongs\_to FeedEntry belongs\_to Feed belongs\_to Site Now w… --- ## [Keyzcar - cryptographic toolkit](https://www.ruby-forum.com/t/keyzcar-cryptographic-toolkit/148533)
**Author:** [@Kless](https://www.ruby-forum.com/u/Kless)\ **Replies:** 6\ **Last updated:** [October 15, 2008, 10:36pm UTC](https://www.ruby-forum.com/t/keyzcar-cryptographic-toolkit/148533 "2008-10-15T22:36:04Z")
Google has released Keyzcar \[1\], an open source cryptographic toolkit designed to make it easier and safer for developers to use cryptography in their applications. Keyczar supports authentication and encryption with … --- ## [Microsoft beats us to official JQuery support, Do we care?](https://www.ruby-forum.com/t/microsoft-beats-us-to-official-jquery-support-do-we-care/149730)
**Author:** [@ChessMess](https://www.ruby-forum.com/u/ChessMess)\ **Replies:** 6\ **Last updated:** [October 9, 2008, 12:07pm UTC](https://www.ruby-forum.com/t/microsoft-beats-us-to-official-jquery-support-do-we-care/149730 "2008-10-09T12:07:10Z")
Is it of any concern that more and more take up the JQuery banner? Why didn’t they pick Prototype and Scriptaculous? Seems like we jumped on the REST bandwagon pretty quick but we hold to P&S in face of its ever growi… --- ## [Includin a statement in each method](https://www.ruby-forum.com/t/includin-a-statement-in-each-method/148229)
**Author:** [@jsamildanach](https://www.ruby-forum.com/u/jsamildanach)\ **Replies:** 6\ **Last updated:** [September 10, 2008, 8:30pm UTC](https://www.ruby-forum.com/t/includin-a-statement-in-each-method/148229 "2008-09-10T20:30:32Z")
I am running tests and I would like to include logger.info("\\n\\n STARTING #{get\_method\_name} \\n\\n") in the beginning of each method in my account\_test.rb file. How would I do that without having to put it in each meth… --- ## [Fools Filing](https://www.ruby-forum.com/t/fools-filing/146224)
**Author:** [@tcsnide](https://www.ruby-forum.com/u/tcsnide)\ **Replies:** 6\ **Last updated:** [August 23, 2008, 4:00pm UTC](https://www.ruby-forum.com/t/fools-filing/146224 "2008-08-23T16:00:56Z")
Ya know, it always seems like I’m jump’n all around with these file/ dir related classes/modules/methods. We have: File Dir FileTest FileUtils Pathname Not to mention the String we often use to store the filename. I… --- ## [Define classes for use in views](https://www.ruby-forum.com/t/define-classes-for-use-in-views/132634)
**Author:** [@apramanik](https://www.ruby-forum.com/u/apramanik)\ **Replies:** 6\ **Last updated:** [March 22, 2008, 5:30pm UTC](https://www.ruby-forum.com/t/define-classes-for-use-in-views/132634 "2008-03-22T17:30:36Z")
Hi all, I want to define some simple classes that can be created and passed around in views. I’m currently using hashes, but I want to use a class so I can assign default values. Is this possible? Where would I define … --- ## [Help with forms and joined tables?](https://www.ruby-forum.com/t/help-with-forms-and-joined-tables/129979)
**Author:** [@djknorr75](https://www.ruby-forum.com/u/djknorr75)\ **Replies:** 6\ **Last updated:** [February 24, 2008, 4:20am UTC](https://www.ruby-forum.com/t/help-with-forms-and-joined-tables/129979 "2008-02-24T04:20:44Z")
Hello all, I know this is something that should be almost ridiculously easy (I am new with RoR, so please be gentle). I am trying to create a comment on a simple forum posting, but am having problems setting up my fo… --- ## [How to retrive the number of articles in a given month?](https://www.ruby-forum.com/t/how-to-retrive-the-number-of-articles-in-a-given-month/120327)
**Author:** [@fcano](https://www.ruby-forum.com/u/fcano)\ **Replies:** 6\ **Last updated:** [November 16, 2007, 1:23am UTC](https://www.ruby-forum.com/t/how-to-retrive-the-number-of-articles-in-a-given-month/120327 "2007-11-16T01:23:32Z")
Hi! Sorry if this is more a SQL question than a Rails question. I have a model called Article that have an attribute called date. I want to retrive from the database the oldest article. And for each month since then … --- ## [Testing fails with fixtures not when invoked directly](https://www.ruby-forum.com/t/testing-fails-with-fixtures-not-when-invoked-directly/64916)
**Author:** [@3nd3r](https://www.ruby-forum.com/u/3nd3r)\ **Replies:** 6\ **Last updated:** [August 18, 2006, 8:55am UTC](https://www.ruby-forum.com/t/testing-fails-with-fixtures-not-when-invoked-directly/64916 "2006-08-18T08:55:49Z")
I have three files organization.rb, company.rb, and department.rb. I want to ensure the department always has a company require File.dirname(FILE) + ‘/…/test\_helper’ class OrganizationTest \< Test::Unit::TestCase fi… --- ## [What do we want to add to RubyForge (was: RubyForge in Ruby?](https://www.ruby-forum.com/t/what-do-we-want-to-add-to-rubyforge-was-rubyforge-in-ruby/64379)
**Author:** [@dpitman](https://www.ruby-forum.com/u/dpitman)\ **Replies:** 6\ **Last updated:** [June 30, 2006, 11:56am UTC](https://www.ruby-forum.com/t/what-do-we-want-to-add-to-rubyforge-was-rubyforge-in-ruby/64379 "2006-06-30T11:56:00Z")
Folks, I started this thread… please let me take a shot at summarizing people’s points: Rewriting GForge in Ruby for RubyForge is a waste of time and a religious persuit because it splits the development of an exis… --- ## [When \*a](https://www.ruby-forum.com/t/when-a/96056)
**Author:** [@Minero\_A](https://www.ruby-forum.com/u/Minero_A)\ **Replies:** 6\ **Last updated:** [June 27, 2006, 5:52pm UTC](https://www.ruby-forum.com/t/when-a/96056 "2006-06-27T17:52:51Z")
e$B@DLZ$G$9!#e(B e$B\ **Author:** [@adambeazley](https://www.ruby-forum.com/u/adambeazley)\ **Replies:** 6\ **Last updated:** [April 17, 2006, 10:21pm UTC](https://www.ruby-forum.com/t/two-forms-for-two-models-one-page/57898 "2006-04-17T22:21:34Z") I’ve got two forms for two different models on the same page. What I want is for one of the forms to return you to the same “new” page and not clear the data in the other form. I was hoping it would be as simple as r… --- ## [Non-blocking KitchenSink](https://www.ruby-forum.com/t/non-blocking-kitchensink/54410)
**Author:** [@hackdaddy](https://www.ruby-forum.com/u/hackdaddy)\ **Replies:** 6\ **Last updated:** [March 7, 2006, 2:38am UTC](https://www.ruby-forum.com/t/non-blocking-kitchensink/54410 "2006-03-07T02:38:35Z")
I am a recent convert and I am very impressed by the productivity gains from Ruby. I would like to basically throw the kitchen sink into the Ruby scripts I am creating. I need to use Webrick, SOAP client, SOAP server… --- ## [Ruby modules for Apache Active MQ software installation](https://www.ruby-forum.com/t/ruby-modules-for-apache-active-mq-software-installation/243508)
**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\ **Replies:** 2\ **Last updated:** [April 26, 2016, 12:30pm UTC](https://www.ruby-forum.com/t/ruby-modules-for-apache-active-mq-software-installation/243508 "2016-04-26T12:30:13Z")
Hi, I have a requirement for implementing Ruby modules to automate the below software products installations. Apache Active MQ installation IBM MQ installation IBM MB installation Can you please share the details i… --- ## [Script pushes Vir. Memory to Limit](https://www.ruby-forum.com/t/script-pushes-vir-memory-to-limit/234348)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 2\ **Last updated:** [February 27, 2015, 12:09am UTC](https://www.ruby-forum.com/t/script-pushes-vir-memory-to-limit/234348 "2015-02-27T00:09:54Z")
Good Afternoon Rubyists (sp?), I've been playing around with the language for about a month now, and have just completed my first “production” project involving a web-crawler using REST. I'm using it to run around … --- ## [Model name of different components of USRP radio front ends](https://www.ruby-forum.com/t/model-name-of-different-components-of-usrp-radio-front-ends/238386)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 2\ **Last updated:** [January 8, 2014, 2:45am UTC](https://www.ruby-forum.com/t/model-name-of-different-components-of-usrp-radio-front-ends/238386 "2014-01-08T02:45:25Z")
I am working on how channel scheduling algorithm influences system level power consumption in software defined radios. I need the power consumption of different components of SDR front ends. Is there any document tha… --- ## [\[ANN\] Rack 1.5.0, a modular Ruby webserver interface](https://www.ruby-forum.com/t/ann-rack-1-5-0-a-modular-ruby-webserver-interface/225658)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [January 22, 2013, 11:08am UTC](https://www.ruby-forum.com/t/ann-rack-1-5-0-a-modular-ruby-webserver-interface/225658 "2013-01-22T11:08:40Z")
Hello, Today we are proud to announce the release of Rack 1.5.0. = Rack, a modular Ruby webserver interface Rack provides a minimal, modular and adaptable interface for developing web applications in Ruby. By wrappi… --- ## [An interview with Yukihiro "Matz" Matsumoto](https://www.ruby-forum.com/t/an-interview-with-yukihiro-matz-matsumoto/224824)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [November 27, 2012, 5:41pm UTC](https://www.ruby-forum.com/t/an-interview-with-yukihiro-matz-matsumoto/224824 "2012-11-27T17:41:26Z")
Riporto da HN: http://fredwu.me/post/36493181321/an-interview-with-yukihiro-matz-matsumoto Ciao :-), --- ## [Perl\_modules](https://www.ruby-forum.com/t/perl-modules/221649)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [July 24, 2012, 1:01pm UTC](https://www.ruby-forum.com/t/perl-modules/221649 "2012-07-24T13:01:04Z")
I compiled nginx with perl ( --with-http\_perl\_module ), … checking for perl perl version: v5.8.8 built for i386-linux-thread-multi perl interpreter multiplicity found … installed it , and then i get \[root@host ngi… --- ## [Try\_files acting weird, maybe affected by IF?](https://www.ruby-forum.com/t/try-files-acting-weird-maybe-affected-by-if/220684)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [June 17, 2012, 10:47am UTC](https://www.ruby-forum.com/t/try-files-acting-weird-maybe-affected-by-if/220684 "2012-06-17T10:47:16Z")
Hi, I’ve been trying to force nginx to dynamically handle hosts. This is my configuration file server { listen 127.0.0.1:80; server\_name ~^(:?(?.+).)?(?\[^.\]+.\[^.\]+)$; index … --- ## [Flow graph with feedback by using udp source/sink](https://www.ruby-forum.com/t/flow-graph-with-feedback-by-using-udp-source-sink/219624)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [May 12, 2012, 1:32am UTC](https://www.ruby-forum.com/t/flow-graph-with-feedback-by-using-udp-source-sink/219624 "2012-05-12T01:32:20Z")
Hi list, I build a flow graph with both transmitter and receiver, and the forward path works fine. Then I want to let receiver block to feedback some data to the transmitter block, and I learn that GNU Radio does not … --- ## [How to remove/suppress gr\_buffer::allocate\_buffer: warning:](https://www.ruby-forum.com/t/how-to-remove-suppress-gr-buffer-warning/208416)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [June 20, 2011, 9:11am UTC](https://www.ruby-forum.com/t/how-to-remove-suppress-gr-buffer-warning/208416 "2011-06-20T09:11:01Z")
I am getting the following warning when running my script: gr\_buffer::allocate\_buffer: warning: tried to allocate 4 items of size 88192. Due to alignment requirements 32 were allocated. If this isn’t OK, consider pad… --- ## [Problemi dopo update di alcune gems](https://www.ruby-forum.com/t/problemi-dopo-update-di-alcune-gems/198634)
**Author:** [@Dobai-Pataky\_BSSSSl](https://www.ruby-forum.com/u/Dobai-Pataky_BSSSSl)\ **Replies:** 2\ **Last updated:** [November 4, 2010, 6:19pm UTC](https://www.ruby-forum.com/t/problemi-dopo-update-di-alcune-gems/198634 "2010-11-04T18:19:29Z")
Ho fatto l’update di alcune gem, tra cui rails da 3.0 a 3.0.1 e bundler ed ora mi ritrovo col seguente errore: bundle install /home/user/jruby/lib/ruby/site\_ruby/1.8/rubygems/package/tar\_input.rb:111:in \`initialize’:… --- ## [How can I do an onChange event with Rails3 and jQuery?](https://www.ruby-forum.com/t/how-can-i-do-an-onchange-event-with-rails3-and-jquery/194001)
**Author:** [@andy](https://www.ruby-forum.com/u/andy)\ **Replies:** 2\ **Last updated:** [August 27, 2010, 6:06pm UTC](https://www.ruby-forum.com/t/how-can-i-do-an-onchange-event-with-rails3-and-jquery/194001 "2010-08-27T18:06:02Z")
I’m using jQuery with Rails3. I’d like to trigger some AJAX on the change of a SELECT element. I’ve tried the old Prototype way: {:onchange =\>remote\_function(:update =\> “mytable”, :url =\> “/xxx”)} I get a JS error:… [Previous page](https://www.ruby-forum.com/top.md?page=1369&per_page=50) [Next page](https://www.ruby-forum.com/top.md?page=1371&per_page=50)