# Top **URL:** https://www.ruby-forum.com/top.md?page=1552 [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:** 1553 --- ## [Error while installing a new version of GNURadion on USRP e110](https://www.ruby-forum.com/t/error-while-installing-a-new-version-of-gnuradion-on-usrp-e110/240458)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 1\ **Last updated:** [April 15, 2014, 11:04am UTC](https://www.ruby-forum.com/t/error-while-installing-a-new-version-of-gnuradion-on-usrp-e110/240458 "2014-04-15T11:04:58Z")
Hi, I removed the old version of the GNURadio installed on the USRP e110,I followed instructions on the FAQ forum in order to install a new version of it.everything seemed all right at the beginning but suddenly an e… --- ## [Virtual attributes in Rails](https://www.ruby-forum.com/t/virtual-attributes-in-rails/228804)
**Author:** [@srirammca](https://www.ruby-forum.com/u/srirammca)\ **Replies:** 1\ **Last updated:** [May 8, 2013, 4:27pm UTC](https://www.ruby-forum.com/t/virtual-attributes-in-rails/228804 "2013-05-08T16:27:06Z")
What do you knew about virtual attriburtes in rails ? Generally we can get idea about attr\_accessible and attr\_accessor so what these two can do . i found the difference between these two from this blog. Very useful … --- ## [Strange error: uninitialized constant Barby::Code128A on Heroku server?](https://www.ruby-forum.com/t/strange-error-uninitialized-constant-barby-code128a-on-heroku-server/221841)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 1\ **Last updated:** [August 3, 2012, 9:14am UTC](https://www.ruby-forum.com/t/strange-error-uninitialized-constant-barby-code128a-on-heroku-server/221841 "2012-08-03T09:14:59Z")
I can\`t figure out why on heroku server my app crashed. On local server all seems works. 2012-08-01T17:14:50+00:00 app\[web.1\]: NameError (uninitialized constant Barby::Code128A): 2012-08-01T17:14:50+00:00 app\[web.1\]… --- ## [\[ANN\] Ruby-GNOME2 1.0.0](https://www.ruby-forum.com/t/ann-ruby-gnome2-1-0-0/209409)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 1\ **Last updated:** [July 24, 2011, 2:02am UTC](https://www.ruby-forum.com/t/ann-ruby-gnome2-1-0-0/209409 "2011-07-24T02:02:39Z")
Hi, The Ruby-GNOME2 project released Ruby-GNOME2 1.0.0: http://ruby-gnome2.sourceforge.jp/hiki.cgi?News\_20110713\_1 This is the first major release!!! Yey! The first release, 0.1, was released at 2002-11-23. (9years a… --- ## [Specing scopes that use includes()](https://www.ruby-forum.com/t/specing-scopes-that-use-includes/209371)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 1\ **Last updated:** [July 13, 2011, 1:02pm UTC](https://www.ruby-forum.com/t/specing-scopes-that-use-includes/209371 "2011-07-13T13:02:56Z")
I’m a newcomer to the list. Appologies if this has been discussed before, but all I could find with regards to specing scopes relates to those that filter records or apply sorting. What’s the best way to spec a scope … --- ## [Relation between the amplitude and the voltage of the signal](https://www.ruby-forum.com/t/relation-between-the-amplitude-and-the-voltage-of-the-signal/204979)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 1\ **Last updated:** [March 26, 2011, 1:13am UTC](https://www.ruby-forum.com/t/relation-between-the-amplitude-and-the-voltage-of-the-signal/204979 "2011-03-26T01:13:27Z")
Dear all, I’m wondering how to correspond the amplitude set in software to the voltage of the signal. I did some test, which demonstrate that setting the amplitude to 32767 and the GPA gain to 20dB could reach full sc… --- ## [JRuby Import Static](https://www.ruby-forum.com/t/jruby-import-static/189031)
**Author:** [@consiliens](https://www.ruby-forum.com/u/consiliens)\ **Replies:** 1\ **Last updated:** [May 22, 2010, 7:52pm UTC](https://www.ruby-forum.com/t/jruby-import-static/189031 "2010-05-22T19:52:11Z")
// Java import static java.nio.file.StandardWatchEventKind.\*; Ruby include\_class ‘java.nio.file.StandardWatchEventKind’ ENTRY\_DELETE = StandardWatchEventKind::ENTRY\_DELETE ENTRY\_CREATE = StandardWatchEventKind::ENTRY… --- ## [How to get the debug information of wxRuby scripts](https://www.ruby-forum.com/t/how-to-get-the-debug-information-of-wxruby-scripts/180184)
**Author:** [@jette](https://www.ruby-forum.com/u/jette)\ **Replies:** 1\ **Last updated:** [December 14, 2009, 9:51pm UTC](https://www.ruby-forum.com/t/how-to-get-the-debug-information-of-wxruby-scripts/180184 "2009-12-14T21:51:09Z")
Hello All I’m a newbie for wxRuby. I’ve tried wxRuby to make some of my little utilities. But, when I’m learning by doing…I’ve got one question. I have one piece of wxruby script. And after run this scripts, a “Micr… --- ## [Usrp / lftx ptt](https://www.ruby-forum.com/t/usrp-lftx-ptt/175068)
**Author:** [@FaschingbauerS\_Alex](https://www.ruby-forum.com/u/FaschingbauerS_Alex)\ **Replies:** 1\ **Last updated:** [September 12, 2009, 6:27am UTC](https://www.ruby-forum.com/t/usrp-lftx-ptt/175068 "2009-09-12T06:27:16Z")
Hello, i want to connect a RF power amplifier (PA) to the USRP / LFTX board. It is recommended to control the PA with an external signal to switch it from standby mode into transmit mode. The amplifier has an input f… --- ## [Ruby on Rails - navigation tree](https://www.ruby-forum.com/t/ruby-on-rails-navigation-tree/171851)
**Author:** [@Xenia](https://www.ruby-forum.com/u/Xenia)\ **Replies:** 1\ **Last updated:** [July 10, 2009, 3:31pm UTC](https://www.ruby-forum.com/t/ruby-on-rails-navigation-tree/171851 "2009-07-10T15:31:34Z")
Hi, folks, I am trying to build a beautiful navigation tree, to help users browse through an inherently hierarchical website. Looking for the appropriate control, I chose the yui treeview (javascript). There is a si… --- ## [How to control the time while ruby connect to oracle?](https://www.ruby-forum.com/t/how-to-control-the-time-while-ruby-connect-to-oracle/156866)
**Author:** [@zanetsang](https://www.ruby-forum.com/u/zanetsang)\ **Replies:** 1\ **Last updated:** [January 5, 2009, 3:28pm UTC](https://www.ruby-forum.com/t/how-to-control-the-time-while-ruby-connect-to-oracle/156866 "2009-01-05T15:28:10Z")
Hi,I really need your help.I have a program when I use ruby to conncet oralcle DB.My code is(testdb.rb): require ‘rubygems’ require ‘dbi’ puts “Begin Conn!” dbh=DBI.connect(‘DBI:OCI8:orcl’,‘sgpm’,‘sgpm’) puts “conn… --- ## [Format date input on active scaffold form](https://www.ruby-forum.com/t/format-date-input-on-active-scaffold-form/138594)
**Author:** [@david](https://www.ruby-forum.com/u/david)\ **Replies:** 1\ **Last updated:** [July 9, 2008, 6:14pm UTC](https://www.ruby-forum.com/t/format-date-input-on-active-scaffold-form/138594 "2008-07-09T18:14:09Z")
Hi, Being new to RoR, I have had difficulty finding information regarding date formats for active scaffold. I have a DATE field on the create form of one of my controllers. For this specific controller, I would lik… --- ## [How to validate multi-option checkboxes](https://www.ruby-forum.com/t/how-to-validate-multi-option-checkboxes/81762)
**Author:** [@jesse](https://www.ruby-forum.com/u/jesse)\ **Replies:** 1\ **Last updated:** [January 13, 2007, 4:09am UTC](https://www.ruby-forum.com/t/how-to-validate-multi-option-checkboxes/81762 "2007-01-13T04:09:34Z")
Hi, I am trying to create a form for a dating site where users can specify the body types they seek in their ideal match (ex: Slender, slim, average, fat, etc.). Since users may be attracted to more than one body typ… --- ## [DB load balancing](https://www.ruby-forum.com/t/db-load-balancing/65543)
**Author:** [@bodikp](https://www.ruby-forum.com/u/bodikp)\ **Replies:** 1\ **Last updated:** [August 19, 2006, 3:02pm UTC](https://www.ruby-forum.com/t/db-load-balancing/65543 "2006-08-19T15:02:49Z")
Hey all, Are any of you folks running rails apps on a MySQL Master/Slave configurations? If so, do you do splits of reads/writes, or any type of load balancing from rails? I’ve developed several applications in the … --- ## [Routes in Engines](https://www.ruby-forum.com/t/routes-in-engines/54639)
**Author:** [@nshb](https://www.ruby-forum.com/u/nshb)\ **Replies:** 1\ **Last updated:** [March 17, 2006, 1:55am UTC](https://www.ruby-forum.com/t/routes-in-engines/54639 "2006-03-17T01:55:25Z")
I had remembered pondering this myself, and it is likely that several others may have as well. I haven’t tested this yet, but I am under the impression throwing this inside of a /vendor/plugins/my\_engine/lib/routes.r… --- ## [Rake plugindoc returns error - any idea what the problem is](https://www.ruby-forum.com/t/rake-plugindoc-returns-error-any-idea-what-the-problem-is/89822)
**Author:** [@alex\_nesbitt](https://www.ruby-forum.com/u/alex_nesbitt)\ **Replies:** 1\ **Last updated:** [January 5, 2006, 5:23pm UTC](https://www.ruby-forum.com/t/rake-plugindoc-returns-error-any-idea-what-the-problem-is/89822 "2006-01-05T17:23:09Z")
I’m trying to make docs and when I run rake plugindoc I get rdoc -o doc/plugins/engines --title ‘Engines Plugin Documentation’ –line-number s --inline-source -T html --main ‘vendor/plugins/engines/README’ vendor/plug… --- ## [How I can use the keystore in a ruby request?](https://www.ruby-forum.com/t/how-i-can-use-the-keystore-in-a-ruby-request/254014)
**Author:** [@zepeda](https://www.ruby-forum.com/u/zepeda)\ **Replies:** 0\ **Last updated:** [February 4, 2020, 5:15pm UTC](https://www.ruby-forum.com/t/how-i-can-use-the-keystore-in-a-ruby-request/254014 "2020-02-04T17:15:56Z")
I have a problem, in my Keystore I have a cert required for connect with a endpoint when I call this endpoint with curl I have a success connection but when I try to call this endpoint in my ruby code I get this error SS… --- ## [How remove column name from null value record](https://www.ruby-forum.com/t/how-remove-column-name-from-null-value-record/245308)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 0\ **Last updated:** [March 27, 2017, 12:34am UTC](https://www.ruby-forum.com/t/how-remove-column-name-from-null-value-record/245308 "2017-03-27T00:34:15Z")
Hi I am working on ruby coding in watson appbuilder tool. I want to remove if the column name is null then remove that from column list so it won’t show empty spaces. for example: custid :123 custname : john T pho… --- ## [PKCS#11 key not properly supported?](https://www.ruby-forum.com/t/pkcs-11-key-not-properly-supported/244135)
**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\ **Replies:** 0\ **Last updated:** [February 25, 2016, 9:35am UTC](https://www.ruby-forum.com/t/pkcs-11-key-not-properly-supported/244135 "2016-02-25T09:35:00Z")
I’ll try to keep this message simple. E.G this command will work using the new version of engine\_pkcs11: sudo openssl req -engine pkcs11 -new -key “pkcs11:model=SoftHSM;manufacturer=SoftHSM;serial=1;token=;id=%d4%b1%6… --- ## [Location filter](https://www.ruby-forum.com/t/location-filter/232338)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 3\ **Last updated:** [October 3, 2014, 10:46pm UTC](https://www.ruby-forum.com/t/location-filter/232338 "2014-10-03T22:46:16Z")
Hi everybody, i’m a newbie with nginx, i use nginx for static content and apache. i use actually : location ~\* ^.+.(jpg|jpeg|gif|png|bmp|ico|pdf|flv|swf|exe|txt|css|js|xml|woff|eot|ttf|svg)$ { and all is ok but i … --- ## [Rubyscript2exe.rb does not include the require files](https://www.ruby-forum.com/t/rubyscript2exe-rb-does-not-include-the-require-files/226876)
**Author:** [@erangross](https://www.ruby-forum.com/u/erangross)\ **Replies:** 3\ **Last updated:** [February 26, 2013, 9:51am UTC](https://www.ruby-forum.com/t/rubyscript2exe-rb-does-not-include-the-require-files/226876 "2013-02-26T09:51:43Z")
I have a large script, the main script is written last in the end of the file. I have a condition from line 520 if (is\_version5 == 1) require ‘FortiManagerWSxmlDriver5\_0.rb’ else require ‘FortiManagerWSxmlDriver.r… --- ## [Array#sample(n, replace=false)](https://www.ruby-forum.com/t/array-sample-n-replace-false/223974)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 0\ **Last updated:** [October 25, 2012, 11:04am UTC](https://www.ruby-forum.com/t/array-sample-n-replace-false/223974 "2012-10-25T11:04:05Z")
Issue #3647 has been updated by yhara (Yutaka HARA). Target version changed from 2.0.0 to next minor Feature #3647: Array#sample(n, replace=false) Author: mrkn (Kenta M.) Status: Feedback Priority: Normal Assigne… --- ## [USRP LO Relocation Latency](https://www.ruby-forum.com/t/usrp-lo-relocation-latency/223245)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 3\ **Last updated:** [September 27, 2012, 2:05pm UTC](https://www.ruby-forum.com/t/usrp-lo-relocation-latency/223245 "2012-09-27T14:05:05Z")
Dear gr / USRP fellows, I’m currently experimenting with USRP B100 Local Oscillator relocation time. I’ve done some experiments on the RX path by tuning towards and away from an OFDM beacon signal. I have flushed i… --- ## [Object.subclasses\_of gone](https://www.ruby-forum.com/t/object-subclasses-of-gone/183500)
**Author:** [@bartocc](https://www.ruby-forum.com/u/bartocc)\ **Replies:** 3\ **Last updated:** [August 28, 2012, 10:05pm UTC](https://www.ruby-forum.com/t/object-subclasses-of-gone/183500 "2012-08-28T22:05:50Z")
Hi list, With Rails 3 beta, activesupport/lib/active\_support/core\_ext/object/extending.rb is gone, and with it Object.subclasses\_of. Is there an official replacement for that ? Maybe in Ruby 1.8.7 ? Cordialement, J… --- ## [\[ruby-trunk - Bug #5932\]\[Open\] gc mark children で SEGV が発生](https://www.ruby-forum.com/t/ruby-trunk-bug-5932-open-gc-mark-children-segv/216140)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 3\ **Last updated:** [May 28, 2012, 1:23pm UTC](https://www.ruby-forum.com/t/ruby-trunk-bug-5932-open-gc-mark-children-segv/216140 "2012-05-28T13:23:07Z")
Issue #5932 has been reported by Hiroshi SHIBATA. Bug #5932: gc\_mark\_children で SEGV が発生 Author: Hiroshi SHIBATA Status: Open Priority: Normal Assignee: Category: Target version: 1.9.2 ruby -v: ruby 1.9.2p290 (… --- ## [Testing Signin for Admin\_Employee](https://www.ruby-forum.com/t/testing-signin-for-admin-employee/217192)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 0\ **Last updated:** [February 23, 2012, 5:32pm UTC](https://www.ruby-forum.com/t/testing-signin-for-admin-employee/217192 "2012-02-23T17:32:06Z")
I am following railstutorial 2nd edition and in it we have a Signin test in our integration tests as follows: require ‘spec\_helper’ describe “Authentication” do subject { page } describe "signin" do before { vis… --- ## [Problems with pg 0.13.0 gem](https://www.ruby-forum.com/t/problems-with-pg-0-13-0-gem/216704)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 3\ **Last updated:** [February 14, 2012, 11:28am UTC](https://www.ruby-forum.com/t/problems-with-pg-0-13-0-gem/216704 "2012-02-14T11:28:21Z")
after updating pg gem to 0.13.0 got following error on production server (rails 3.2.1 + unicorn): “Use of uninitialized PG::Connection. (fatal)”, here is some trace from unicorn\_error.log: /srv/site/shared/bundle/ruby… --- ## [Return First Value that Passes](https://www.ruby-forum.com/t/return-first-value-that-passes/216697)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 3\ **Last updated:** [February 11, 2012, 2:11pm UTC](https://www.ruby-forum.com/t/return-first-value-that-passes/216697 "2012-02-11T14:11:38Z")
Hello Everyone, I am new to Ruby, but I like how many of the functions one would use in programming are baked right in. Here is my problem, I have an array with objects that is ordered by a particular attribute, lets… --- ## [Inline symbols](https://www.ruby-forum.com/t/inline-symbols/214148)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 3\ **Last updated:** [November 25, 2011, 4:17am UTC](https://www.ruby-forum.com/t/inline-symbols/214148 "2011-11-25T04:17:44Z")
Hello, I’m fairly new to Ruby, cucumber, and WebDriver and ran into what seems to be a Ruby issue. It doesn’t seem to be handling my .intern or .to\_sym in this mock-up inline form, ele.send\_keys(x\[i\], x\[i\].intern, x\[… --- ## [Make USRP run w/o SW intervention](https://www.ruby-forum.com/t/make-usrp-run-w-o-sw-intervention/212271)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 3\ **Last updated:** [October 7, 2011, 4:34am UTC](https://www.ruby-forum.com/t/make-usrp-run-w-o-sw-intervention/212271 "2011-10-07T04:34:25Z")
Hello Friends, My name is Reginald and I am an SDR enthusiast currently pursuing my latest project with the N210 box. I have the utmost respect for this hardware and hope to integrate it into my newest intellectual … --- ## [Form to handle Array type](https://www.ruby-forum.com/t/form-to-handle-array-type/207176)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 3\ **Last updated:** [May 20, 2011, 5:43pm UTC](https://www.ruby-forum.com/t/form-to-handle-array-type/207176 "2011-05-20T17:43:31Z")
Is there a form to handle Array type? I generated a scaffold for a model that has Array for a field type. But the partial form does not handle this type. How do we tie Array types to forms? Thanks, Alex --- ## [RubyInline trouble](https://www.ruby-forum.com/t/rubyinline-trouble/207036)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 3\ **Last updated:** [May 17, 2011, 11:16am UTC](https://www.ruby-forum.com/t/rubyinline-trouble/207036 "2011-05-17T11:16:10Z")
Hi all, I am battling with RubyInline to try the following benchmark: http://pastie.org/1910786 However, it it appears that I am not allowed to define stuff or initialize an array at the top level in C. How do I get… --- ## [Troubles with autotest and rspec2](https://www.ruby-forum.com/t/troubles-with-autotest-and-rspec2/205175)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 3\ **Last updated:** [March 31, 2011, 7:48pm UTC](https://www.ruby-forum.com/t/troubles-with-autotest-and-rspec2/205175 "2011-03-31T19:48:03Z")
I’m trying to use autotest in conjunction with RSpec 2. Almost everything seems to work… with one exception. If I change any specs, autotest does the expected focused spec on my code! Great! But if I change the impl… --- ## [Tests fail after activerecord rename\_column](https://www.ruby-forum.com/t/tests-fail-after-activerecord-rename-column/204828)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 3\ **Last updated:** [March 22, 2011, 9:16pm UTC](https://www.ruby-forum.com/t/tests-fail-after-activerecord-rename-column/204828 "2011-03-22T21:16:16Z")
I’ve renamed a column in an activerecord table by migrating. I searched and changed all references from to in source / tests. However, a lot of my tests now fail with errors of the type : SQLException … table has no… --- ## [How to delete a single item here.cant be so hard!](https://www.ruby-forum.com/t/how-to-delete-a-single-item-here-cant-be-so-hard/203437)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 3\ **Last updated:** [February 20, 2011, 4:18am UTC](https://www.ruby-forum.com/t/how-to-delete-a-single-item-here-cant-be-so-hard/203437 "2011-02-20T04:18:38Z")
Hi, im new to Ruby on Rails and im trying to do the following i = 1 @elements = Post.find(:all) @elements.each do |el| if el.name==“test” # remove el from @elements end end How can i achieve this? i was trying to… --- ## [Dynamically creating the html for forms created by user in application](https://www.ruby-forum.com/t/dynamically-creating-the-html-for-forms-created-by-user-in-application/193036)
**Author:** [@rtdp](https://www.ruby-forum.com/u/rtdp)\ **Replies:** 3\ **Last updated:** [August 27, 2010, 6:40pm UTC](https://www.ruby-forum.com/t/dynamically-creating-the-html-for-forms-created-by-user-in-application/193036 "2010-08-27T18:40:24Z")
hello, In my rails application, a user creates a form by selecting the type of the data i.e.(string, integer, text) and he then gives input filed name for it. i.e. if user wants Name as capition, txtname as input fie… --- ## [Application freezes time to time](https://www.ruby-forum.com/t/application-freezes-time-to-time/190793)
**Author:** [@nauman](https://www.ruby-forum.com/u/nauman)\ **Replies:** 3\ **Last updated:** [June 29, 2010, 2:37am UTC](https://www.ruby-forum.com/t/application-freezes-time-to-time/190793 "2010-06-29T02:37:06Z")
Hello, Our application freezes time to time now, here is the log file: http://pastie.org/1021435, each time we need to restart tomcat service. We are using: jruby 1.4.0 Ruby on Rails 2.3.4 with these gems: actionm… --- ## [About ruby -d script/server](https://www.ruby-forum.com/t/about-ruby-d-script-server/188483)
**Author:** [@s8186255](https://www.ruby-forum.com/u/s8186255)\ **Replies:** 3\ **Last updated:** [May 13, 2010, 3:14pm UTC](https://www.ruby-forum.com/t/about-ruby-d-script-server/188483 "2010-05-13T15:14:31Z")
any ruby and any rails ,when using ruby -d script/server，appear a lot of errors as follow.Maybe It does not affect application running,but I feel uncomfortable .Who can solve it.thanks. : ruby -d script/server Exc… --- ## [You have a nil object when you didn't expect it! Error!](https://www.ruby-forum.com/t/you-have-a-nil-object-when-you-didnt-expect-it-error/183715)
**Author:** [@sam](https://www.ruby-forum.com/u/sam)\ **Replies:** 3\ **Last updated:** [February 26, 2010, 11:58am UTC](https://www.ruby-forum.com/t/you-have-a-nil-object-when-you-didnt-expect-it-error/183715 "2010-02-26T11:58:27Z")
Hi, I’ve created a business form and an address form using scaffolding and I am trying to get the business form to display some information from the address form, but I keep getting an “You have a nil object when you … --- ## [Rails ORM](https://www.ruby-forum.com/t/rails-orm/183878)
**Author:** [@mschm](https://www.ruby-forum.com/u/mschm)\ **Replies:** 0\ **Last updated:** [February 22, 2010, 9:29am UTC](https://www.ruby-forum.com/t/rails-orm/183878 "2010-02-22T09:29:18Z")
Als Beginner der Rails und Ruby Szene bewege ich mich auf die Entwicklung von Objekt-Relationalem Mapping zu. Würde mich dennoch sehr freuen, wenn sich andere Entwickler finden, die sich an ähnlichen Projekten betei… --- ## [" appearing in email](https://www.ruby-forum.com/t/quot-appearing-in-email/182925)
**Author:** [@bloc](https://www.ruby-forum.com/u/bloc)\ **Replies:** 3\ **Last updated:** [February 5, 2010, 4:22pm UTC](https://www.ruby-forum.com/t/quot-appearing-in-email/182925 "2010-02-05T16:22:35Z")
I am having problems with the formatting of my email. This is what my code looks like email = NotifyMailer.create\_send\_notifications(@notification,@test) email.set\_content\_type(“text/plain”) NotifyMailer.deliver(… --- ## [Pop up window](https://www.ruby-forum.com/t/pop-up-window/170943)
**Author:** [@marmolin](https://www.ruby-forum.com/u/marmolin)\ **Replies:** 3\ **Last updated:** [June 24, 2009, 4:56pm UTC](https://www.ruby-forum.com/t/pop-up-window/170943 "2009-06-24T16:56:57Z")
Rails ha an option pop\_up to helper link\_to However this options does not put focus on the pop up window whic means that it coud be hidden below other windows The script should rather be window.open (…). focus(), than… --- ## [Rake gems not working in test environment](https://www.ruby-forum.com/t/rake-gems-not-working-in-test-environment/166298)
**Author:** [@lee](https://www.ruby-forum.com/u/lee)\ **Replies:** 3\ **Last updated:** [April 25, 2009, 1:42am UTC](https://www.ruby-forum.com/t/rake-gems-not-working-in-test-environment/166298 "2009-04-25T01:42:39Z")
I am unable to get ‘rake gems’ to run in my test environment. I am using the following command: rake gems RAILS\_ENV=test and getting the error below. rake gems RAILS\_ENV=development works ok. Any thoughts appreciated… --- ## [Question on module user context](https://www.ruby-forum.com/t/question-on-module-user-context/165295)
**Author:** [@Delta\_Y](https://www.ruby-forum.com/u/Delta_Y)\ **Replies:** 3\ **Last updated:** [April 11, 2009, 9:58pm UTC](https://www.ruby-forum.com/t/question-on-module-user-context/165295 "2009-04-11T21:58:15Z")
Hi , If I set a context to a module with ngx\_http\_set\_ctx(r, c, module) Is this context valid only for current http request? Should I set the context for each new http request? BR, DeltaY --- ## [How can I know if a program is running inside irb?](https://www.ruby-forum.com/t/how-can-i-know-if-a-program-is-running-inside-irb/162903)
**Author:** [@abc](https://www.ruby-forum.com/u/abc)\ **Replies:** 3\ **Last updated:** [March 15, 2009, 2:36pm UTC](https://www.ruby-forum.com/t/how-can-i-know-if-a-program-is-running-inside-irb/162903 "2009-03-15T14:36:12Z")
Hi, from a certain piece of code, how can I know if it’s been run inside irb, or just ruby. I’ve tried looking in the IRB rdoc, but haven’t found any relevant methods. Thanks in advance. --- ## [Git push](https://www.ruby-forum.com/t/git-push/158417)
**Author:** [@raker\_t](https://www.ruby-forum.com/u/raker_t)\ **Replies:** 3\ **Last updated:** [March 3, 2009, 11:27pm UTC](https://www.ruby-forum.com/t/git-push/158417 "2009-03-03T23:27:18Z")
I’ve been doing daily pushes, but I forgot to send the emails. Sorry about that. I’ve just pushed a new Git Revision. Enjoy JD --- ## [How can I load a session from the cookie store manually?](https://www.ruby-forum.com/t/how-can-i-load-a-session-from-the-cookie-store-manually/161768)
**Author:** [@ehudros](https://www.ruby-forum.com/u/ehudros)\ **Replies:** 3\ **Last updated:** [March 2, 2009, 2:59pm UTC](https://www.ruby-forum.com/t/how-can-i-load-a-session-from-the-cookie-store-manually/161768 "2009-03-02T14:59:07Z")
Hi all, I’m trying to achieve something a bit unusual - I want to use a session\_id I have to retrieve the session object from the CookieStore. Obviously, Rails does it somehow but I couldn’t figure out how. Can anyon… --- ## [Syslog patch for nginx-0.7.34](https://www.ruby-forum.com/t/syslog-patch-for-nginx-0-7-34/160224)
**Author:** [@xguardiola](https://www.ruby-forum.com/u/xguardiola)\ **Replies:** 0\ **Last updated:** [February 13, 2009, 6:01am UTC](https://www.ruby-forum.com/t/syslog-patch-for-nginx-0-7-34/160224 "2009-02-13T06:01:03Z")
Hello, I adapted Marlon de Boer syslog patch to latest nginx release : http://1cafe.fr/portage/www-servers/nginx/files/syslog-0.7.34.patch Any feedback welcome. xav --- ## [Serve files by alias](https://www.ruby-forum.com/t/serve-files-by-alias/157299)
**Author:** [@dust](https://www.ruby-forum.com/u/dust)\ **Replies:** 0\ **Last updated:** [January 9, 2009, 8:36am UTC](https://www.ruby-forum.com/t/serve-files-by-alias/157299 "2009-01-09T08:36:33Z")
Hi there. I’d like to serve a bunch of files stored in the filesystem. Unlike serving them directly by their name, I would like to have them served by ID, e.g. like http://example.com/file/1337 serves /u01/media/some… --- ## [Downloading a CSV file](https://www.ruby-forum.com/t/downloading-a-csv-file/152408)
**Author:** [@snantz](https://www.ruby-forum.com/u/snantz)\ **Replies:** 3\ **Last updated:** [November 3, 2008, 6:08pm UTC](https://www.ruby-forum.com/t/downloading-a-csv-file/152408 "2008-11-03T18:08:01Z")
I have this app where users can look-up certain information and then save it into a CSV file. My problem is that when a user using IE7 tries to save this file I get an error saying something to the effect that “unable… [Previous page](https://www.ruby-forum.com/top.md?page=1551&per_page=50) [Next page](https://www.ruby-forum.com/top.md?page=1553&per_page=50)