# Top **URL:** https://www.ruby-forum.com/top.md?page=1308 [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:** 1309 --- ## [Tutorial on field\_observer?](https://www.ruby-forum.com/t/tutorial-on-field-observer/80605)
**Author:** [@taylorstrait](https://www.ruby-forum.com/u/taylorstrait)\ **Replies:** 4\ **Last updated:** [December 30, 2006, 11:27pm UTC](https://www.ruby-forum.com/t/tutorial-on-field-observer/80605 "2006-12-30T23:27:39Z")
I have the standard Country - State - City select boxes in a form and want the select options to cascade dynamically. There are a few hits for similar setups in the forum but I need something more fundamental. Is the… --- ## [Functional Testing AAF Plugin](https://www.ruby-forum.com/t/functional-testing-aaf-plugin/77946)
**Author:** [@mark](https://www.ruby-forum.com/u/mark)\ **Replies:** 4\ **Last updated:** [December 3, 2006, 6:39pm UTC](https://www.ruby-forum.com/t/functional-testing-aaf-plugin/77946 "2006-12-03T18:39:27Z")
Is there a way to reliably test the acts\_as\_ferret plugin using RoR functional tests? I load my fixtures and no matter what I do, the test won’t return a result for what should be a query that returns results. Any hel… --- ## [Parse date fields from mysql database](https://www.ruby-forum.com/t/parse-date-fields-from-mysql-database/75259)
**Author:** [@bartb](https://www.ruby-forum.com/u/bartb)\ **Replies:** 4\ **Last updated:** [November 8, 2006, 9:04pm UTC](https://www.ruby-forum.com/t/parse-date-fields-from-mysql-database/75259 "2006-11-08T21:04:26Z")
I would like to be able to parse date fields from a MySQL database in order to get the day, year, hour etc. separately. Which library could do that for me? I can’t think that I would have to parse those dates myself,… --- ## [Session storage](https://www.ruby-forum.com/t/session-storage/71684)
**Author:** [@luke](https://www.ruby-forum.com/u/luke)\ **Replies:** 4\ **Last updated:** [October 11, 2006, 5:50pm UTC](https://www.ruby-forum.com/t/session-storage/71684 "2006-10-11T17:50:34Z")
I’m in process of developing my first enterprise RoR application, and I’m wondering which kind of session storage to use. I’ve looked over a lot of stuff on the net (the very popular speed comparison, a few other hig… --- ## [Direct connection to db](https://www.ruby-forum.com/t/direct-connection-to-db/66089)
**Author:** [@paulbutcher](https://www.ruby-forum.com/u/paulbutcher)\ **Replies:** 4\ **Last updated:** [August 23, 2006, 7:18pm UTC](https://www.ruby-forum.com/t/direct-connection-to-db/66089 "2006-08-23T19:18:08Z")
How do you make a direct connection to a db, not through the model? Can I make use of execute “SELECT…”? Can that be put into a variable? Not sure I’m thinking right here, but what if I want to fetch data connected to… --- ## [Intro to embedded Ruby](https://www.ruby-forum.com/t/intro-to-embedded-ruby/60088)
**Author:** [@akrasia](https://www.ruby-forum.com/u/akrasia)\ **Replies:** 4\ **Last updated:** [May 10, 2006, 7:39am UTC](https://www.ruby-forum.com/t/intro-to-embedded-ruby/60088 "2006-05-10T07:39:50Z")
Hello all! I’m relatively new to the world of Ruby, but I feel I’m catching on quickly to the advantages and conveniences that the language offers. Mostly, I’ve been using it to develop games. A recent interest of mi… --- ## [Question about pagination](https://www.ruby-forum.com/t/question-about-pagination/56495)
**Author:** [@g0nzo](https://www.ruby-forum.com/u/g0nzo)\ **Replies:** 4\ **Last updated:** [April 2, 2006, 11:09am UTC](https://www.ruby-forum.com/t/question-about-pagination/56495 "2006-04-02T11:09:52Z")
Hi! I’ve got a list of project on the main page and if one of them is selected i render a partial using ajax with data of selected project. How to create links to next/previous project using pagination? --- ## [Preserve value-type semantics in imported types](https://www.ruby-forum.com/t/preserve-value-type-semantics-in-imported-types/65523)
**Author:** [@johnlester](https://www.ruby-forum.com/u/johnlester)\ **Replies:** 4\ **Last updated:** [February 11, 2006, 12:02am UTC](https://www.ruby-forum.com/t/preserve-value-type-semantics-in-imported-types/65523 "2006-02-11T00:02:08Z")
I’m importing a value type from the CLR and I’d like to preserve value type semantics in Ruby … I’m not sure this can be done. Consider the Point struct in C# as an example: Point p1 = new Point(2, 3); Point p2 = p1… --- ## [Find()ing rows w/ NULL columns?](https://www.ruby-forum.com/t/find-ing-rows-w-null-columns/50164)
**Author:** [@Hugh\_S](https://www.ruby-forum.com/u/Hugh_S)\ **Replies:** 4\ **Last updated:** [January 1, 2006, 9:33pm UTC](https://www.ruby-forum.com/t/find-ing-rows-w-null-columns/50164 "2006-01-01T21:33:48Z")
Agile Web D. with Rails doesn’t seem to have NULL in the index \[or my eyes have failed me again\], and web searching turns up lots of SQL statements containing NOT NULL. I have a table of loans, and I want to record wh… --- ## [Video of "Frontend Ruby with Glimmer DSL for Web" at Ruby on Rio 2025-06-06](https://www.ruby-forum.com/t/video-of-frontend-ruby-with-glimmer-dsl-for-web-at-ruby-on-rio-2025-06-06/268100)
**Author:** [@AndyMaleh](https://www.ruby-forum.com/u/AndyMaleh)\ **Replies:** 0\ **Last updated:** [December 25, 2025, 8:31pm UTC](https://www.ruby-forum.com/t/video-of-frontend-ruby-with-glimmer-dsl-for-web-at-ruby-on-rio-2025-06-06/268100 "2025-12-25T20:31:53Z")
A video has been uploaded of the Ruby on Rio 2025-06-06 talk I gave: “Frontend Ruby with Glimmer DSL for Web”. It covers Glimmer DSL for Web, the Frontend Ruby on Rails gem that won a Fukuoka Prefecture Future IT Initiat… --- ## [How to take text\_field value in a variable before form submit](https://www.ruby-forum.com/t/how-to-take-text-field-value-in-a-variable-before-form-submit/245143)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 0\ **Last updated:** [November 14, 2016, 6:50am UTC](https://www.ruby-forum.com/t/how-to-take-text-field-value-in-a-variable-before-form-submit/245143 "2016-11-14T06:50:11Z")
Hello friends, I am new in ruby on rails, I want to take text\_field value in a variable then this variable value, I want to pass controller method throw form\_for method. \_employee.html.erb file \<%= text\_field :… --- ## [Getting ActionController::UrlGenerationError in controller test after upgrade from 3.2.22 to 4.0.13](https://www.ruby-forum.com/t/getting-actioncontroller-urlgenerationerror-in-controller-test-after-upgrade-from-3-2-22-to-4-0-13/242900)
**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\ **Replies:** 0\ **Last updated:** [August 6, 2015, 11:01am UTC](https://www.ruby-forum.com/t/getting-actioncontroller-urlgenerationerror-in-controller-test-after-upgrade-from-3-2-22-to-4-0-13/242900 "2015-08-06T11:01:34Z")
Hello. While on 3.2 I had a controller spec which was calling an action: … get :show … The route was this: guides\_show GET /guides/:id(.:name.html)(.:format) guides#show {:id=\>/\\d+/} While I was missing th… --- ## [DataMapper select fields from join tables](https://www.ruby-forum.com/t/datamapper-select-fields-from-join-tables/230034)
**Author:** [@jason\_sam](https://www.ruby-forum.com/u/jason_sam)\ **Replies:** 0\ **Last updated:** [May 27, 2014, 10:12pm UTC](https://www.ruby-forum.com/t/datamapper-select-fields-from-join-tables/230034 "2014-05-27T22:12:35Z")
I’m using DataMapper in Sinatra (not Rails, but hopefully close enough - I’m new!) I have created a model similar to this: class Server include DataMapper::Resource property :id, Serial property :name, String p… --- ## [High memory use with Rails + Passenger + Apache](https://www.ruby-forum.com/t/high-memory-use-with-rails-passenger-apache/222261)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 0\ **Last updated:** [August 20, 2012, 5:26pm UTC](https://www.ruby-forum.com/t/high-memory-use-with-rails-passenger-apache/222261 "2012-08-20T17:26:17Z")
I’ve got a server to host a basic Rails app ( \< 2MB in total size). The server is running Apache 2.2.14 and Passenger 2.2.7 Testing on my web server goes like this: Apache stopped: 8% memory allocated (of 1GB) Ap… --- ## [Error indexing for the first time](https://www.ruby-forum.com/t/error-indexing-for-the-first-time/167394)
**Author:** [@janke](https://www.ruby-forum.com/u/janke)\ **Replies:** 0\ **Last updated:** [May 7, 2009, 12:55pm UTC](https://www.ruby-forum.com/t/error-indexing-for-the-first-time/167394 "2009-05-07T12:55:28Z")
Hi, I’ve added acts\_as\_ferret on my model and add the field ‘name’ to the ferret index for the first time. I’m using rails 2.2 acts\_as\_ferret(:fields =\> { :name =\> {:store =\> :yes, :boost =\> 2.0}}, :remote =\> true, … --- ## [Array#compact!](https://www.ruby-forum.com/t/array-compact/244255)
**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\ **Replies:** 1\ **Last updated:** [March 12, 2016, 11:33am UTC](https://www.ruby-forum.com/t/array-compact/244255 "2016-03-12T11:33:17Z")
Why does Array#compact! return nil if no nil elements were removed from the array? I would expect the behavior of this method to act similar to the other ! methods for the array class, which is to alter the original o… --- ## [I have no idea what this means](https://www.ruby-forum.com/t/i-have-no-idea-what-this-means/243450)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 1\ **Last updated:** [November 25, 2015, 6:20pm UTC](https://www.ruby-forum.com/t/i-have-no-idea-what-this-means/243450 "2015-11-25T18:20:23Z")
Migrations are pending. To resolve this issue, run: bin/rake db:migrate RAILS\_ENV=development Extracted source (around line #392): 390 391 392 393 394 395 def check\_pending!(connection = Base.connection) r… --- ## [Nginx-1.9.2](https://www.ruby-forum.com/t/nginx-1-9-2/242336)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 1\ **Last updated:** [June 16, 2015, 8:27pm UTC](https://www.ruby-forum.com/t/nginx-1-9-2/242336 "2015-06-16T20:27:32Z")
Changes with nginx 1.9.2 16 Jun 2015 \*) Feature: the "backlog" parameter of the "listen" directives of the mail proxy and stream modules. \*) Feature: the "allow" and "deny" d… --- ## [Get\_tags\_in\_window not implemented in python](https://www.ruby-forum.com/t/get-tags-in-window-not-implemented-in-python/230525)
**Author:** [@jason\_sam](https://www.ruby-forum.com/u/jason_sam)\ **Replies:** 1\ **Last updated:** [June 22, 2014, 10:52am UTC](https://www.ruby-forum.com/t/get-tags-in-window-not-implemented-in-python/230525 "2014-06-22T10:52:51Z")
Hi, I’m trying to use the function get\_tags\_in\_window in an implementation of a gr.sync\_block in python. Apparently, this function is not visible to SWIG. Does anyone have a hint on what I can do? PS: get\_tags\_in\_r… --- ## [\[ANN\]\[XPOST\] Invoicing - 1.0.0 released](https://www.ruby-forum.com/t/ann-xpost-invoicing-1-0-0-released/240485)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 1\ **Last updated:** [April 16, 2014, 1:33pm UTC](https://www.ruby-forum.com/t/ann-xpost-invoicing-1-0-0-released/240485 "2014-04-16T13:33:25Z")
Hello people, We have released invoicing gem which helps you in creating, managing and generating pdf for invoices. Bit of background: Invoicing gem was initially developed by Martin Kleppmann (ept (Martin Kleppmann… --- ## [How to TX burst data from file, at specified time](https://www.ruby-forum.com/t/how-to-tx-burst-data-from-file-at-specified-time/237233)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 1\ **Last updated:** [November 1, 2013, 12:35am UTC](https://www.ruby-forum.com/t/how-to-tx-burst-data-from-file-at-specified-time/237233 "2013-11-01T00:35:32Z")
I would like to receive a suggestions of yours on which is the simplest way to transmit a burst of data, at specific time, using USRP N210. I am planning to input 1pps & 10 MHz to the USRP, in order to have the start… --- ## [Progressbar while file/folder copy in progress](https://www.ruby-forum.com/t/progressbar-while-file-folder-copy-in-progress/228418)
**Author:** [@sundar\_ima](https://www.ruby-forum.com/u/sundar_ima)\ **Replies:** 1\ **Last updated:** [April 22, 2013, 7:01am UTC](https://www.ruby-forum.com/t/progressbar-while-file-folder-copy-in-progress/228418 "2013-04-22T07:01:28Z")
I would like to have a progress bar for my application while file/folder copy is in progress. Is it possible to use “FileUtils.cp\_r” in background. So that it create different process and i can loop it to compare init… --- ## [Fix for GLib::Spawn regression](https://www.ruby-forum.com/t/fix-for-glib-spawn-regression/212485)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 1\ **Last updated:** [October 4, 2011, 3:22pm UTC](https://www.ruby-forum.com/t/fix-for-glib-spawn-regression/212485 "2011-10-04T15:22:42Z")
Hi, I’ve just opened a pull request Fix for GLib::Spawn regression by geoffyoungs · Pull Request #1 · ruby-gnome/ruby-gnome · GitHub with a patch that fixes GLib::Spawn.async, GLib::Spawn…async\_with\_pipes and GLib::S… --- ## [Fwd: Backend handling of Expect: 100-Continue header](https://www.ruby-forum.com/t/fwd-backend-handling-of-expect-100-continue-header/209596)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 1\ **Last updated:** [July 18, 2011, 5:17pm UTC](https://www.ruby-forum.com/t/fwd-backend-handling-of-expect-100-continue-header/209596 "2011-07-18T17:17:49Z")
Hi guys, I am forwarding questions from my friend (it seems that he has some problems with posting to this group). Hope it’s OK for you. Cheers, Kamil ---------- Forwarded message ---------- From: Łukasz Osipiuk re… --- ## [Gem list --pre : 404 error?](https://www.ruby-forum.com/t/gem-list-pre-404-error/206354)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 1\ **Last updated:** [April 29, 2011, 12:06am UTC](https://www.ruby-forum.com/t/gem-list-pre-404-error/206354 "2011-04-29T00:06:38Z")
rubygems 1.7.2, ruby 1.8.7. I thought this was the way to see what “pre” versions of a gem are available: gem list --pre --remote someGem When I try that though, I get this error message: \*\*\* REMOTE GEMS \*\*\* ERROR:… --- ## [Access Denied for mongrel\_service](https://www.ruby-forum.com/t/access-denied-for-mongrel-service/198646)
**Author:** [@okkezSS](https://www.ruby-forum.com/u/okkezSS)\ **Replies:** 1\ **Last updated:** [November 8, 2010, 9:27pm UTC](https://www.ruby-forum.com/t/access-denied-for-mongrel-service/198646 "2010-11-08T21:27:31Z")
Hi there, When using the mongrel\_service in windows, I am getting an Access Denied error. I can understand that this is because of some permission access. But do not know where to do these access related things to get… --- ## [Need help with navigation key events](https://www.ruby-forum.com/t/need-help-with-navigation-key-events/195168)
**Author:** [@w\_barnes](https://www.ruby-forum.com/u/w_barnes)\ **Replies:** 1\ **Last updated:** [September 18, 2010, 6:25am UTC](https://www.ruby-forum.com/t/need-help-with-navigation-key-events/195168 "2010-09-18T06:25:41Z")
Hello, I’m having some trouble figuring out how to process navigation key events. I added the following test code to my dialog box: def initialize( … ) evt\_navigation\_key(:on\_navigation\_key) end def on\_navigation\_… --- ## [What appears to be a really sneaky bug related to loading assemblies (System::Action is temporarily](https://www.ruby-forum.com/t/what-appears-to-be-a-really-sneaky-bug-related-to-loading-assemblies-system-action-is-temporarily/184952)
**Author:** [@Orion\_E](https://www.ruby-forum.com/u/Orion_E)\ **Replies:** 1\ **Last updated:** [March 10, 2010, 11:38pm UTC](https://www.ruby-forum.com/t/what-appears-to-be-a-really-sneaky-bug-related-to-loading-assemblies-system-action-is-temporarily/184952 "2010-03-10T23:38:07Z")
Intro: Using IronRuby 1.0 rc2; .NET 3.5SP1 on windows XP sp3 I have some code which is using DynamicMethod / GetILGenerator to create statically typed methods at runtime, so I can call IUnknown-based COM objects from … --- ## [\*\*\* Quick help with paperclip \*\*\*](https://www.ruby-forum.com/t/quick-help-with-paperclip/178316)
**Author:** [@RubyonRails\_newbie](https://www.ruby-forum.com/u/RubyonRails_newbie)\ **Replies:** 7\ **Last updated:** [November 2, 2009, 9:05pm UTC](https://www.ruby-forum.com/t/quick-help-with-paperclip/178316 "2009-11-02T21:05:38Z")
Hi All, Someone reccomended using paperclip as a way to easily upload photos. Basically I want a quick and easy solution to allow users to add a profile picture. Anyway - I have followed the tutorial on here: http:/… --- ## [Wxruby problem](https://www.ruby-forum.com/t/wxruby-problem/172904)
**Author:** [@rainer](https://www.ruby-forum.com/u/rainer)\ **Replies:** 7\ **Last updated:** [July 30, 2009, 3:13pm UTC](https://www.ruby-forum.com/t/wxruby-problem/172904 "2009-07-30T15:13:28Z")
Hello, I have a problem trying to get wxruby to work with Ruby 1.9.1 on Windows xp. I typed “gem install wxruby” I tried to run the sample “bigdemo.rb”, which had already been working under Ruby 1.8.6 some time ago. … --- ## [Dev list?](https://www.ruby-forum.com/t/dev-list/165660)
**Author:** [@walkerku](https://www.ruby-forum.com/u/walkerku)\ **Replies:** 1\ **Last updated:** [April 16, 2009, 9:29am UTC](https://www.ruby-forum.com/t/dev-list/165660 "2009-04-16T09:29:03Z")
Is there a dev list for typo? Kurt I am changing my email address to removed\_email\_address@domain.invalid http://www.CircleW.org/~kurt/ --- ## [Formatting options, text filters and macros](https://www.ruby-forum.com/t/formatting-options-text-filters-and-macros/163298)
**Author:** [@brblakley](https://www.ruby-forum.com/u/brblakley)\ **Replies:** 1\ **Last updated:** [March 20, 2009, 1:59pm UTC](https://www.ruby-forum.com/t/formatting-options-text-filters-and-macros/163298 "2009-03-20T13:59:54Z")
Hey all, I was wondering if someone could point me in the right direction for finding information about some of Typo’s various formatting goodies. I can’t seem to find any documentation on this stuff - but am finding … --- ## [Mechanize and encoding](https://www.ruby-forum.com/t/mechanize-and-encoding/153916)
**Author:** [@aspartam](https://www.ruby-forum.com/u/aspartam)\ **Replies:** 1\ **Last updated:** [December 2, 2008, 4:03pm UTC](https://www.ruby-forum.com/t/mechanize-and-encoding/153916 "2008-12-02T16:03:34Z")
I’m trying to scrape a page that both HTTP-header and the HMTL document claim is UTF-8, but all special characters are substituted by a question mark when I use Mechanize/Hpricot to scrape some accented strings and sa… --- ## [The Recently Revised page of rails wiki was broken](https://www.ruby-forum.com/t/the-recently-revised-page-of-rails-wiki-was-broken/144371)
**Author:** [@phoenix520](https://www.ruby-forum.com/u/phoenix520)\ **Replies:** 7\ **Last updated:** [July 29, 2008, 4:28pm UTC](https://www.ruby-forum.com/t/the-recently-revised-page-of-rails-wiki-was-broken/144371 "2008-07-29T16:28:37Z")
I like to read http://wiki.rubyonrails.org/rails/recent everyday to learn rails,because I can find some new tips and knowledge from there everyday.However,the page was broken a few weeks ago,and still can’t be visited… --- ## [Unlink file](https://www.ruby-forum.com/t/unlink-file/142456)
**Author:** [@jaiganez](https://www.ruby-forum.com/u/jaiganez)\ **Replies:** 1\ **Last updated:** [July 8, 2008, 8:27am UTC](https://www.ruby-forum.com/t/unlink-file/142456 "2008-07-08T08:27:05Z")
i ve done image/file upload in database as well as in image/file folder…& i can able to update the existing files/images in database …but i cant able to unlink the old files/images in folder whilke update…pls help me… --- ## [Has\_many: through, :class\_name, :foreign\_key](https://www.ruby-forum.com/t/has-many-through-class-name-foreign-key/130561)
**Author:** [@Ivan\_Ukhov](https://www.ruby-forum.com/u/Ivan_Ukhov)\ **Replies:** 1\ **Last updated:** [February 29, 2008, 4:20pm UTC](https://www.ruby-forum.com/t/has-many-through-class-name-foreign-key/130561 "2008-02-29T16:20:43Z")
Hello! When we use has\_many :through, is there a way to specify the name of the class and the foreign key? This question pops up when the join table has fields that are not named according to names of the joinable ta… --- ## [Error when running script/plugin install with -x](https://www.ruby-forum.com/t/error-when-running-script-plugin-install-with-x/111368)
**Author:** [@Hardbap](https://www.ruby-forum.com/u/Hardbap)\ **Replies:** 7\ **Last updated:** [August 7, 2007, 3:30am UTC](https://www.ruby-forum.com/t/error-when-running-script-plugin-install-with-x/111368 "2007-08-07T03:30:45Z")
I’m trying to install the RSpec plugin using this command: ruby script/plugin install -x svn://rubyforge.org/var/svn/rspec/tags/CURRENT/rspec But I get this message: Cannot install using externals because this projec… --- ## [The feeds are gone](https://www.ruby-forum.com/t/the-feeds-are-gone/89884)
**Author:** [@foobar](https://www.ruby-forum.com/u/foobar)\ **Replies:** 1\ **Last updated:** [May 3, 2007, 8:04am UTC](https://www.ruby-forum.com/t/the-feeds-are-gone/89884 "2007-05-03T08:04:23Z")
To be precise, the feed for the new posts on ruby-forum.com is there, but the feeds for the particular forums (e.g. http://www.ruby-forum.com/feed/forum/4) are not (Application Error). --- ## [Error 691](https://www.ruby-forum.com/t/error-691/89872)
**Author:** [@johan1974](https://www.ruby-forum.com/u/johan1974)\ **Replies:** 1\ **Last updated:** [April 29, 2007, 10:04am UTC](https://www.ruby-forum.com/t/error-691/89872 "2007-04-29T10:04:13Z")
Hello, After a working VPN connection i suddenly get the error \[quote\]Error 691: no acces beacause user or password are not valid at this domain\[/quote\] I have used different acounts and different paswwords and i am … --- ## [Flex\_Image Quality Option](https://www.ruby-forum.com/t/flex-image-quality-option/83988)
**Author:** [@ahmad](https://www.ruby-forum.com/u/ahmad)\ **Replies:** 7\ **Last updated:** [February 1, 2007, 10:15pm UTC](https://www.ruby-forum.com/t/flex-image-quality-option/83988 "2007-02-01T22:15:15Z")
Installed flex\_image yesterday for the first time, great and useful plugin. However, the quality option doesn’t seem to work, I can resize, add border … etc but can’t change the quality of the image. Environment: Win… --- ## [Kernel#system bug?](https://www.ruby-forum.com/t/kernel-system-bug/80036)
**Author:** [@charlton](https://www.ruby-forum.com/u/charlton)\ **Replies:** 7\ **Last updated:** [December 21, 2006, 7:45pm UTC](https://www.ruby-forum.com/t/kernel-system-bug/80036 "2006-12-21T19:45:12Z")
Running Ruby 1.8.4 on Linux This problem seems to exist with the system() function but also has the same problem with IO#popen. Seems the working directory of a subshell can be affected by the command being executed? … --- ## [.sync() for ActiveRecord objects](https://www.ruby-forum.com/t/sync-for-activerecord-objects/74951)
**Author:** [@yeah](https://www.ruby-forum.com/u/yeah)\ **Replies:** 1\ **Last updated:** [November 7, 2006, 11:05am UTC](https://www.ruby-forum.com/t/sync-for-activerecord-objects/74951 "2006-11-07T11:05:08Z")
Hi everybody, the other day, I thought it may be useful to have a .sync() method on ActiveRecord objects. The behavior would be something between a .reload() and a .save(). At every reload, an internal hash would st… --- ## [Noob devision question](https://www.ruby-forum.com/t/noob-devision-question/99832)
**Author:** [@jamiethehutt](https://www.ruby-forum.com/u/jamiethehutt)\ **Replies:** 7\ **Last updated:** [July 25, 2006, 11:09pm UTC](https://www.ruby-forum.com/t/noob-devision-question/99832 "2006-07-25T23:09:04Z")
I’m trying to make a percentage progress bar for an XMMS web interface, I want to take the total track time and the elapsed time and then make a length for the bar from the percentage completed. something like: total… --- ## [Can not install gem](https://www.ruby-forum.com/t/can-not-install-gem/244425)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 2\ **Last updated:** [April 7, 2016, 8:56pm UTC](https://www.ruby-forum.com/t/can-not-install-gem/244425 "2016-04-07T20:56:01Z")
Hi, I am getting this error while trying to gem install cucumber: could not find a valid gem ‘capybara’ (\>=0), here is why: unable to download data from https://rubygems.org/ - no such name (https://rubygems.org/spec… --- ## [Re: \[trellis - ofdm\]](https://www.ruby-forum.com/t/re-trellis-ofdm/242147)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 2\ **Last updated:** [May 31, 2015, 6:23pm UTC](https://www.ruby-forum.com/t/re-trellis-ofdm/242147 "2015-05-31T18:23:46Z")
Hello Rita’s pcf I’m trying to use the trellis encoder with the ofdm mod and the ofdm demod too. Could you please tell me why it can’t be used just by connecting the trellis encoder’s output with the ofdm mod’s inp… --- ## [Rails 4 app with has\_many through](https://www.ruby-forum.com/t/rails-4-app-with-has-many-through/241476)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 2\ **Last updated:** [April 12, 2015, 7:47pm UTC](https://www.ruby-forum.com/t/rails-4-app-with-has-many-through/241476 "2015-04-12T19:47:07Z")
I need to make an application in which there are two models: User and Company. In this case, users may be employees of the company, and then the user must be associated with Company model, and if the user is not an e… --- ## [How can I rewrite an url with GET parameters?](https://www.ruby-forum.com/t/how-can-i-rewrite-an-url-with-get-parameters/240081)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 2\ **Last updated:** [March 26, 2014, 6:17pm UTC](https://www.ruby-forum.com/t/how-can-i-rewrite-an-url-with-get-parameters/240081 "2014-03-26T18:17:42Z")
Hello, How can I have this : http://example.org/en/somepage.php For : http://example.org/somepage.php?locale=en ( locale=en is always present) Thanks. Posted at Nginx Forum: --- ## [Login Problem](https://www.ruby-forum.com/t/login-problem/236698)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 2\ **Last updated:** [October 10, 2013, 10:42am UTC](https://www.ruby-forum.com/t/login-problem/236698 "2013-10-10T10:42:37Z")
Hello All, I am getting a problem while login for inactive users. While login I am getting - Processing by Devise::SessionsController#new as HTML User Load (0.7ms) SELECT “users”.\* FROM “users” WHERE “users”.“id” = … --- ## [Working with dynamic fields](https://www.ruby-forum.com/t/working-with-dynamic-fields/236207)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 2\ **Last updated:** [August 15, 2013, 5:04pm UTC](https://www.ruby-forum.com/t/working-with-dynamic-fields/236207 "2013-08-15T17:04:55Z")
Hi, I’m developing a app with dynamic field using hstore ( postgres ). The app works great, but now, i’m trying to implement validations. my code is: #model … def initialize\_custom\_fields class\_eval do validates … --- ## [External Redirect when expecting internal redirect](https://www.ruby-forum.com/t/external-redirect-when-expecting-internal-redirect/227291)
**Author:** [@hildegunst](https://www.ruby-forum.com/u/hildegunst)\ **Replies:** 2\ **Last updated:** [March 10, 2013, 2:28pm UTC](https://www.ruby-forum.com/t/external-redirect-when-expecting-internal-redirect/227291 "2013-03-10T14:28:51Z")
Hello, I’m running nginx 1.2.1-2.2 on Debian Wheezy (testing). I try to obtain the following: Depending on the subnet accessing either rewrite internally to a cgi script or to a static Website. For the cgi script tha… [Previous page](https://www.ruby-forum.com/top.md?page=1307&per_page=50) [Next page](https://www.ruby-forum.com/top.md?page=1309&per_page=50)