# Top **URL:** https://www.ruby-forum.com/top.md?page=1388 [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:** 1389 --- ## [Find with dynamic attribute name](https://www.ruby-forum.com/t/find-with-dynamic-attribute-name/123921)
**Author:** [@tomn](https://www.ruby-forum.com/u/tomn)\ **Replies:** 5\ **Last updated:** [December 22, 2007, 3:16am UTC](https://www.ruby-forum.com/t/find-with-dynamic-attribute-name/123921 "2007-12-22T03:16:49Z")
The model Teacher has attributes of :name, :period1, :period2, :period3 In a part of the view I am iterating with an “upto” clause and have made an instance variable named “hold\_period” that has a strings like “peri… --- ## [RESTful admin interface? how?](https://www.ruby-forum.com/t/restful-admin-interface-how/123226)
**Author:** [@JSPablo\_FernSSSSnd](https://www.ruby-forum.com/u/JSPablo_FernSSSSnd)\ **Replies:** 5\ **Last updated:** [December 15, 2007, 11:45am UTC](https://www.ruby-forum.com/t/restful-admin-interface-how/123226 "2007-12-15T11:45:09Z")
Hello, So I have a web site with companies and products. I use REST and make companies a resource and products a resource (and a ‘sub-resource’ of company). But only for viewing, no new, no create, no destroy, no upd… --- ## [Lambda funcs that call gets won't halt program execution?](https://www.ruby-forum.com/t/lambda-funcs-that-call-gets-wont-halt-program-execution/122256)
**Author:** [@bodikp](https://www.ruby-forum.com/u/bodikp)\ **Replies:** 5\ **Last updated:** [December 6, 2007, 10:11pm UTC](https://www.ruby-forum.com/t/lambda-funcs-that-call-gets-wont-halt-program-execution/122256 "2007-12-06T22:11:34Z")
Once again, a problem with my Befunge interpreter. I’m trying to implement the ~ and & functions - get a character and a number, respectively. My & function looks like this: instructions\["&"\] = lambda { print "Number:… --- ## [How to redirect a "system" standard output and standard error to a variable (Linux)](https://www.ruby-forum.com/t/how-to-redirect-a-system-standard-output-and-standard-error-to-a-variable-linux/121429)
**Author:** [@Venks](https://www.ruby-forum.com/u/Venks)\ **Replies:** 5\ **Last updated:** [November 27, 2007, 10:55pm UTC](https://www.ruby-forum.com/t/how-to-redirect-a-system-standard-output-and-standard-error-to-a-variable-linux/121429 "2007-11-27T22:55:45Z")
To clarify further I want to capture any standard output or standard error. Thanks, ---------- Forwarded message ---------- From: Venks removed\_email\_address@domain.invalid Date: Nov 27, 2007 3:58 PM Subject: How t… --- ## [Validating Non-ActiveRecord Objects](https://www.ruby-forum.com/t/validating-non-activerecord-objects/114531)
**Author:** [@bluetrust](https://www.ruby-forum.com/u/bluetrust)\ **Replies:** 5\ **Last updated:** [October 3, 2007, 3:16am UTC](https://www.ruby-forum.com/t/validating-non-activerecord-objects/114531 "2007-10-03T03:16:34Z")
I am trying to validate a form that’s not using a database. The class (validateable.rb) comes from Rails Recipes and I am not sure how I can get the validation to work with my controller and view. It’s probably trivia… --- ## [Script errors](https://www.ruby-forum.com/t/script-errors/113713)
**Author:** [@dreamwave](https://www.ruby-forum.com/u/dreamwave)\ **Replies:** 5\ **Last updated:** [September 4, 2007, 7:03pm UTC](https://www.ruby-forum.com/t/script-errors/113713 "2007-09-04T19:03:36Z")
require ‘rubygems’ require ‘ruport’ require ‘ruport/util’ require ‘date’ require ‘optparse’ opts = OptionParser.new do |opts| opts.on("-h", “–help”, “Displays this help.”) do |a| puts opts end opts.on("-s", “–st… --- ## [Quick question about @ and @@](https://www.ruby-forum.com/t/quick-question-about-and/104414)
**Author:** [@mschwab](https://www.ruby-forum.com/u/mschwab)\ **Replies:** 5\ **Last updated:** [May 19, 2007, 1:50am UTC](https://www.ruby-forum.com/t/quick-question-about-and/104414 "2007-05-19T01:50:39Z")
What’s the difference between @ and @@? Specifically, which should I use if I need a global variable in a non-OOP Ruby program? Thanks! Mike S. --- ## [Combining Hash elements to produce single line output](https://www.ruby-forum.com/t/combining-hash-elements-to-produce-single-line-output/91962)
**Author:** [@paul](https://www.ruby-forum.com/u/paul)\ **Replies:** 5\ **Last updated:** [April 14, 2007, 12:07am UTC](https://www.ruby-forum.com/t/combining-hash-elements-to-produce-single-line-output/91962 "2007-04-14T00:07:30Z")
Hi there. I know I’ve done something similar to this before but I seem to be stumped at the moment and thought I would ask for help. I have a temporary Hash array that holds information in different elements that nee… --- ## [Trouble Running my app](https://www.ruby-forum.com/t/trouble-running-my-app/86271)
**Author:** [@matt](https://www.ruby-forum.com/u/matt)\ **Replies:** 5\ **Last updated:** [February 21, 2007, 4:27pm UTC](https://www.ruby-forum.com/t/trouble-running-my-app/86271 "2007-02-21T16:27:54Z")
Im having trouble running my app :frowning: I get the error message application error rails failed to start properly. So not being a total idiot(I may regret saying that) i checked the logs and there was a problem in… --- ## [Gem query finds gem, yet require fails](https://www.ruby-forum.com/t/gem-query-finds-gem-yet-require-fails/75704)
**Author:** [@mgreenly](https://www.ruby-forum.com/u/mgreenly)\ **Replies:** 5\ **Last updated:** [November 26, 2006, 3:24am UTC](https://www.ruby-forum.com/t/gem-query-finds-gem-yet-require-fails/75704 "2006-11-26T03:24:08Z")
I’m setting up a secondary machine to run tests. I’ve run into a problem with gems not being found. Everything works fine on my primary machine, and I haven’t been able to tease out what the difference is in the two s… --- ## [Auto\_complete\_for reimplementation](https://www.ruby-forum.com/t/auto-complete-for-reimplementation/71890)
**Author:** [@soulhunter](https://www.ruby-forum.com/u/soulhunter)\ **Replies:** 5\ **Last updated:** [October 14, 2006, 4:45am UTC](https://www.ruby-forum.com/t/auto-complete-for-reimplementation/71890 "2006-10-14T04:45:06Z")
Hi! I would like to create a “custom” version of the “auto\_complete\_for” function, I took the source code, and altered it to my needs, and, off course, changed the name (from auto\_complete\_for to custom\_auto\_complete… --- ## [Models inheritance](https://www.ruby-forum.com/t/models-inheritance/69711)
**Author:** [@adrianliem](https://www.ruby-forum.com/u/adrianliem)\ **Replies:** 5\ **Last updated:** [September 26, 2006, 1:38pm UTC](https://www.ruby-forum.com/t/models-inheritance/69711 "2006-09-26T13:38:38Z")
hello i’m a newbie, i have these models: class Document \< AR def self.authorized? def self.set\_current\_user\_id(user\_id) class Blog \< AR def self.authorized? def self.set\_current\_user\_id(user\_id) class Gallery \< AR … --- ## [Idea in development - Dynamic Records](https://www.ruby-forum.com/t/idea-in-development-dynamic-records/96409)
**Author:** [@stepheneb](https://www.ruby-forum.com/u/stepheneb)\ **Replies:** 5\ **Last updated:** [June 30, 2006, 9:36pm UTC](https://www.ruby-forum.com/t/idea-in-development-dynamic-records/96409 "2006-06-30T21:36:26Z")
Hi All, I’ve been working on a client project where by the client can manage the some fields/values available in a model. Here’s a quick writeup: http://stephenbartholomew.wordpress.com/2006/06/28/dynamic-records/ T… --- ## [One more try - ENV and FastCGI](https://www.ruby-forum.com/t/one-more-try-env-and-fastcgi/59028)
**Author:** [@sfmcfar](https://www.ruby-forum.com/u/sfmcfar)\ **Replies:** 5\ **Last updated:** [April 28, 2006, 4:26pm UTC](https://www.ruby-forum.com/t/one-more-try-env-and-fastcgi/59028 "2006-04-28T16:26:49Z")
Hi, I’m desperate, so I thought I’d try one more time in the hopes of getting a different audience. Basically. it boils down to this. Using CGI, the ENV hash is populated and is accessible from a model script. Us… --- ## [Filecolumn storage location](https://www.ruby-forum.com/t/filecolumn-storage-location/55740)
**Author:** [@jordelver](https://www.ruby-forum.com/u/jordelver)\ **Replies:** 5\ **Last updated:** [March 24, 2006, 5:53pm UTC](https://www.ruby-forum.com/t/filecolumn-storage-location/55740 "2006-03-24T17:53:02Z")
Hi, I am using file\_column for some image uploading. I want to have all the images stored under one root which I have managed by setting the :store\_dir option as below. file\_column :filename, :store\_dir =\> File.join(… --- ## [Metakoans.rb (#67)](https://www.ruby-forum.com/t/metakoans-rb-67/70565)
**Author:** [@MenTaLguY](https://www.ruby-forum.com/u/MenTaLguY)\ **Replies:** 5\ **Last updated:** [February 21, 2006, 3:35pm UTC](https://www.ruby-forum.com/t/metakoans-rb-67/70565 "2006-02-21T15:35:07Z")
I’ve got two. Here’s the first one I did: class Module def attribute( name, &default\_block ) name, default\_value = name.to\_a.first if name.is\_a? Hash default\_block ||= proc { default\_value } ivar = "@#{ name }".to… --- ## [Convert date](https://www.ruby-forum.com/t/convert-date/194558)
**Author:** [@luofeiyu](https://www.ruby-forum.com/u/luofeiyu)\ **Replies:** 6\ **Last updated:** [September 7, 2010, 9:50am UTC](https://www.ruby-forum.com/t/convert-date/194558 "2010-09-07T09:50:52Z")
in my irb console: irb(main):001:0\> require ‘rubygems’ =\> true irb(main):002:0\> require ‘date’ =\> false irb(main):003:0\> puts Date.parse(“oct”).to\_s.split("-")\[1\] 10 =\> nil 1.why irb(main):002:0\> require ‘dat… --- ## [Show crypted password?](https://www.ruby-forum.com/t/show-crypted-password/190660)
**Author:** [@davidz101](https://www.ruby-forum.com/u/davidz101)\ **Replies:** 6\ **Last updated:** [June 24, 2010, 6:38pm UTC](https://www.ruby-forum.com/t/show-crypted-password/190660 "2010-06-24T18:38:47Z")
In authlogic, I set the password field to “crypted password” Is there a way to display a password, even if its “crypted”? What if the user forgets the password and needs to recover it? How can I recover a crypted pass… --- ## [Writing more advanced activerecord error messages](https://www.ruby-forum.com/t/writing-more-advanced-activerecord-error-messages/182525)
**Author:** [@Rob\_A](https://www.ruby-forum.com/u/Rob_A)\ **Replies:** 6\ **Last updated:** [February 3, 2010, 12:52pm UTC](https://www.ruby-forum.com/t/writing-more-advanced-activerecord-error-messages/182525 "2010-02-03T12:52:59Z")
Hi, I want to be able to have a more detailed friendly message for users when they register with an email address thats already taken. At the moment I have written a small validation method to produce what I want, pe… --- ## [Can not put @ when debuging with Windows XP Home Edition](https://www.ruby-forum.com/t/can-not-put-when-debuging-with-windows-xp-home-edition/178364)
**Author:** [@xarc](https://www.ruby-forum.com/u/xarc)\ **Replies:** 6\ **Last updated:** [November 3, 2009, 10:21pm UTC](https://www.ruby-forum.com/t/can-not-put-when-debuging-with-windows-xp-home-edition/178364 "2009-11-03T22:21:53Z")
Hello, I have problems when I debug, buy only with a Laptop with XP Home Edition Here is my problem: when I debug I cann hot print @, \[ \] {… special characters. (see attached image) I have been looking for solutions… --- ## [More on Symbols](https://www.ruby-forum.com/t/more-on-symbols/172124)
**Author:** [@shusseina](https://www.ruby-forum.com/u/shusseina)\ **Replies:** 6\ **Last updated:** [July 15, 2009, 4:13pm UTC](https://www.ruby-forum.com/t/more-on-symbols/172124 "2009-07-15T16:13:16Z")
From what I have read, in Ruby a Symbol is prefixed with a colon as in :my\_symbol, yet I can do this… :my\_symbol =\> :my\_symbol my\_variable = :my\_symbol =\> :my\_symbol :my\_symbol.class =\> Symbol :my\_symbol.… --- ## [Making Ruby a standard browser side language](https://www.ruby-forum.com/t/making-ruby-a-standard-browser-side-language/134838)
**Author:** [@winterheat](https://www.ruby-forum.com/u/winterheat)\ **Replies:** 6\ **Last updated:** [April 17, 2008, 1:42pm UTC](https://www.ruby-forum.com/t/making-ruby-a-standard-browser-side-language/134838 "2008-04-17T13:42:25Z")
it looks like Prototype was made to mimic Ruby in Javascript, and people who use Prototype usually love it. I wonder if Ruby can be made into another browser side language and what can make that happen? If Firefox a… --- ## ["Programming Ruby", when to expect P11?](https://www.ruby-forum.com/t/programming-ruby-when-to-expect-p11/115542)
**Author:** [@mcampbell](https://www.ruby-forum.com/u/mcampbell)\ **Replies:** 6\ **Last updated:** [September 26, 2007, 8:55am UTC](https://www.ruby-forum.com/t/programming-ruby-when-to-expect-p11/115542 "2007-09-26T08:55:49Z")
It’s been a year since the last printing and I’ve noticed a lot of errata has gathered up since then, it seems like it’s high time for P11. I want to go through the book once again, but if P11 is imminent, I’d rather … --- ## [Associations troubles](https://www.ruby-forum.com/t/associations-troubles/115217)
**Author:** [@student](https://www.ruby-forum.com/u/student)\ **Replies:** 6\ **Last updated:** [September 21, 2007, 9:55pm UTC](https://www.ruby-forum.com/t/associations-troubles/115217 "2007-09-21T21:55:45Z")
Still working this global legacy database. I’m autogenerating the base model files. Here’s the error: ActionView::TemplateError (compile error C:/InstantRails/ruby/lib/ruby/gems/1.8/gems/activerecord-1.15.3/lib/ ac… --- ## [Sanity check needed for "include?" - help please](https://www.ruby-forum.com/t/sanity-check-needed-for-include-help-please/115099)
**Author:** [@cmaxvv](https://www.ruby-forum.com/u/cmaxvv)\ **Replies:** 6\ **Last updated:** [September 20, 2007, 8:56pm UTC](https://www.ruby-forum.com/t/sanity-check-needed-for-include-help-please/115099 "2007-09-20T20:56:17Z")
I’ve got two objects, @original\_article and @article, both are instances of Article. Both have a list of ‘links’, where links are other articles. I want to test if @original\_article has @article in its links already… --- ## [Where are the Ruby FAQ gone?](https://www.ruby-forum.com/t/where-are-the-ruby-faq-gone/110245)
**Author:** [@ronaldfischer](https://www.ruby-forum.com/u/ronaldfischer)\ **Replies:** 6\ **Last updated:** [July 25, 2007, 5:26am UTC](https://www.ruby-forum.com/t/where-are-the-ruby-faq-gone/110245 "2007-07-25T05:26:29Z")
Does anyone know where the Ruby FAQs are gone to? The two sites which had hosted the FAQs until recently, http://dev.rubycentral.com/faq/rubyfaq.html http://www.rubygarden.org/faq/ don’t seem to work anymore. The fo… --- ## [Form and Symbol](https://www.ruby-forum.com/t/form-and-symbol/81521)
**Author:** [@AurSSSSlien\_Bottazi](https://www.ruby-forum.com/u/AurSSSSlien_Bottazi)\ **Replies:** 6\ **Last updated:** [January 9, 2007, 9:23pm UTC](https://www.ruby-forum.com/t/form-and-symbol/81521 "2007-01-09T21:23:39Z")
I am new to ruby on rails. I checked online and on many tutorials but I can’t find an answer to my problem :frowning: As an exercise I am creating a weblog I am using a simple form to add a new “page” to my weblog Fo… --- ## [Q from a novice user in Japan](https://www.ruby-forum.com/t/q-from-a-novice-user-in-japan/75275)
**Author:** [@Mamoru\_Y](https://www.ruby-forum.com/u/Mamoru_Y)\ **Replies:** 6\ **Last updated:** [November 28, 2006, 2:34pm UTC](https://www.ruby-forum.com/t/q-from-a-novice-user-in-japan/75275 "2006-11-28T14:34:57Z")
Dear GNUradio experts, I am very new to GNUradio. I am in Kyoto University, Japan studying ionosphere by using radar and other techniques. I am interested in developing a 150/400MHz beacon receiver with GNUradio + U… --- ## [Avoiding Nil errors](https://www.ruby-forum.com/t/avoiding-nil-errors/76094)
**Author:** [@bluengreen](https://www.ruby-forum.com/u/bluengreen)\ **Replies:** 6\ **Last updated:** [November 15, 2006, 11:22pm UTC](https://www.ruby-forum.com/t/avoiding-nil-errors/76094 "2006-11-15T23:22:00Z")
How do I suppress the nil errors in ActionView Erb templates? For instance if I have a record in the database table that allows null fields and then I show the record, in this case an association using belongs\_to, how… --- ## [Rails and Checkboxes](https://www.ruby-forum.com/t/rails-and-checkboxes/65350)
**Author:** [@feanix](https://www.ruby-forum.com/u/feanix)\ **Replies:** 6\ **Last updated:** [August 17, 2006, 6:17pm UTC](https://www.ruby-forum.com/t/rails-and-checkboxes/65350 "2006-08-17T18:17:45Z")
Hi I’m having a really hard time trying to get a specific form in RoR to work. I’m trying to build a really simple page which lets the user make a pizza by setting check boxes. The choose their toppings, click submit … --- ## [Problem with lighttpd](https://www.ruby-forum.com/t/problem-with-lighttpd/63528)
**Author:** [@countbrass](https://www.ruby-forum.com/u/countbrass)\ **Replies:** 6\ **Last updated:** [June 19, 2006, 9:58am UTC](https://www.ruby-forum.com/t/problem-with-lighttpd/63528 "2006-06-19T09:58:50Z")
I have a problem with lighttpd on OSX. Everything builds fine (and webrick runs just fine) but lighttpd barfs: edward-kenworthys-computer:~/Development/Ruby/pricematic/trunk edward$ script/server =\> Booting lighttpd … --- ## [Measuring hosting performance: shared \<--\> vps \<--\> dedicate](https://www.ruby-forum.com/t/measuring-hosting-performance-shared-vps-dedicate/53851)
**Author:** [@aravet](https://www.ruby-forum.com/u/aravet)\ **Replies:** 6\ **Last updated:** [February 15, 2006, 6:47pm UTC](https://www.ruby-forum.com/t/measuring-hosting-performance-shared-vps-dedicate/53851 "2006-02-15T18:47:11Z")
Every app we build has to be deployed, and the price has to be right. dedicated servers start at 99$/m (Dreamhost, …), and shared hosting go up to 47$/m (PlanetArgon) or 60$/m (TextDrive) Railsplayground: 2$/m TextDri… --- ## [Unexpected behaviour](https://www.ruby-forum.com/t/unexpected-behaviour/231126)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 4\ **Last updated:** [July 23, 2014, 4:43pm UTC](https://www.ruby-forum.com/t/unexpected-behaviour/231126 "2014-07-23T16:43:49Z")
I tried the following in versions 1.8.\* and 2.0.\*. Output from console given below. -------------------------------------------- h = Hash.new(\[\]) # Want default output to be a list =\> {} h\[‘a’\] # I expect an empty li… --- ## [Advice on building a Rails App](https://www.ruby-forum.com/t/advice-on-building-a-rails-app/236533)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 4\ **Last updated:** [September 11, 2013, 10:51pm UTC](https://www.ruby-forum.com/t/advice-on-building-a-rails-app/236533 "2013-09-11T22:51:50Z")
Hello… I’m hoping to get some advice on building a certain section of my prototype I am trying to build. What would recommendations would anybody have if I wanted to create a questionnaire that would create a set of … --- ## [Trouble with http post](https://www.ruby-forum.com/t/trouble-with-http-post/224418)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 4\ **Last updated:** [November 12, 2012, 5:18am UTC](https://www.ruby-forum.com/t/trouble-with-http-post/224418 "2012-11-12T05:18:52Z")
I am trying to create an http post request that sends a series of parameters and then 512 bytes of hex data in the body. I think the post needs to be formatted something like this: http://url/set.cgi?dst=RES&type=11&i… --- ## [Howto\_square\_ff require Gruel](https://www.ruby-forum.com/t/howto-square-ff-require-gruel/224355)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 4\ **Last updated:** [November 9, 2012, 2:34am UTC](https://www.ruby-forum.com/t/howto-square-ff-require-gruel/224355 "2012-11-09T02:34:20Z")
Tom & Gong, It seems I have the same problem as you two have been discussing. I create a module (howto) using the gr\_modtool and added hwto\_square\_ff using ‘gr\_modtool add’. I completed the tutorial, but cannot make … --- ## [JRuby 1.7.0.preview2 released](https://www.ruby-forum.com/t/jruby-1-7-0-preview2-released/221971)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 4\ **Last updated:** [August 24, 2012, 4:26pm UTC](https://www.ruby-forum.com/t/jruby-1-7-0-preview2-released/221971 "2012-08-24T16:26:25Z")
Ruby 1.7.0.preview2 Released Tuesday, August 07 2012 The JRuby community is pleased to announce the release of JRuby 1.7.0.preview2. Homepage: http://www.jruby.org/ Download: http://www.jruby.org/download This is th… --- ## [Blks2.pfb\_arb\_resampler segfault](https://www.ruby-forum.com/t/blks2-pfb-arb-resampler-segfault/219717)
**Author:** [@Gurdipe\_D](https://www.ruby-forum.com/u/Gurdipe_D)\ **Replies:** 4\ **Last updated:** [May 13, 2012, 10:57pm UTC](https://www.ruby-forum.com/t/blks2-pfb-arb-resampler-segfault/219717 "2012-05-13T22:57:33Z")
I was implementing the two functions from blks2/pfb\_arb\_resampler.py in C++ and I noticed that the python code crashes for some reason. I was trying it using the attached GRC file. I think the C++ code itself is fine … --- ## [Config directive inheritance: docs and rules (was: Config variable inheritance)](https://www.ruby-forum.com/t/config-directive-inheritance-docs-and-rules-was-config-variable-inheritance/218538)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 4\ **Last updated:** [April 4, 2012, 8:19pm UTC](https://www.ruby-forum.com/t/config-directive-inheritance-docs-and-rules-was-config-variable-inheritance/218538 "2012-04-04T20:19:32Z")
Hi all - Problem with inheriting fastcgi params - NGINX - Ruby-Forum seems to contain some information I’ve not found explicitly stated anywhere else: that config directive inheritance is an all or nothing mechanism. … --- ## [How do I make a delete button that doesn't go to another page?](https://www.ruby-forum.com/t/how-do-i-make-a-delete-button-that-doesnt-go-to-another-page/217234)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 4\ **Last updated:** [February 24, 2012, 11:02pm UTC](https://www.ruby-forum.com/t/how-do-i-make-a-delete-button-that-doesnt-go-to-another-page/217234 "2012-02-24T23:02:08Z")
I’m trying to make a delete button for child objects. When the button is pressed, I want the view to stay the same to protect whatever data the user has entered already. When the button is pressed, it should prompt “A… --- ## [Ssh login to a host](https://www.ruby-forum.com/t/ssh-login-to-a-host/211141)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 4\ **Last updated:** [August 27, 2011, 5:33am UTC](https://www.ruby-forum.com/t/ssh-login-to-a-host/211141 "2011-08-27T05:33:21Z")
Hi, Can someone give me some advice on how to reliably check that a server is alive and accepts ssh login? Have tried ping but that opens a small window that ssh login is still not available. Thanks. --- ## [Error while installing ruby with rvm on snowleopard](https://www.ruby-forum.com/t/error-while-installing-ruby-with-rvm-on-snowleopard/209958)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 4\ **Last updated:** [July 28, 2011, 8:22am UTC](https://www.ruby-forum.com/t/error-while-installing-ruby-with-rvm-on-snowleopard/209958 "2011-07-28T08:22:45Z")
I am getting some weird error while installing ruby with rvm on snowleopard. Can anyone help me out with this. Retrieving rubygems-1.8.6 curl: (6) Couldn’t resolve host ‘production.cf.rubygems.org’ ERROR: There was … --- ## [Help needed to start with RoR](https://www.ruby-forum.com/t/help-needed-to-start-with-ror/206712)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 4\ **Last updated:** [May 8, 2011, 9:32pm UTC](https://www.ruby-forum.com/t/help-needed-to-start-with-ror/206712 "2011-05-08T21:32:01Z")
Hi, I am a new guy to enter the world of RoR. I am still in my college and will be graduating in September this year. I have worked a bit in RoR but all of my projects were non commercial and made just for fun and le… --- ## [One click two actions](https://www.ruby-forum.com/t/one-click-two-actions/206253)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 4\ **Last updated:** [May 1, 2011, 6:56pm UTC](https://www.ruby-forum.com/t/one-click-two-actions/206253 "2011-05-01T18:56:56Z")
New to RoR here. I need to execute two actions with one click. Basically when a link/button is clicked, I need to populate two different div in the same page, both of them being two different resources. I would like t… --- ## [Noob question re:returning nil](https://www.ruby-forum.com/t/noob-question-re-returning-nil/205718)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 4\ **Last updated:** [April 14, 2011, 8:22am UTC](https://www.ruby-forum.com/t/noob-question-re-returning-nil/205718 "2011-04-14T08:22:50Z")
Hello all, I am a beginner programmer and a beginner to Ruby. I was just going through a tutorial book and trying to create some programs. The current program I am working on I am having trouble with. I have defined a… --- ## [HTTP/1.1 backend](https://www.ruby-forum.com/t/http-1-1-backend/198025)
**Author:** [@Dobai-Pataky\_BSSSSl](https://www.ruby-forum.com/u/Dobai-Pataky_BSSSSl)\ **Replies:** 4\ **Last updated:** [October 26, 2010, 4:52am UTC](https://www.ruby-forum.com/t/http-1-1-backend/198025 "2010-10-26T04:52:05Z")
Has anyone here had any luck using a 2 layer proxy system to provide keep-alive support to nignx’s backend. My goal is to setup a system like this: User -\> Nginx -\> SoftwareX -\> Backend (Different Country) -\> Software… --- ## [Nokogiri help](https://www.ruby-forum.com/t/nokogiri-help/192930)
**Author:** [@sentinel](https://www.ruby-forum.com/u/sentinel)\ **Replies:** 4\ **Last updated:** [August 12, 2010, 2:42am UTC](https://www.ruby-forum.com/t/nokogiri-help/192930 "2010-08-12T02:42:40Z")
I am trying to access some particular children in a document. I find myself having to loop (several levels) through children checking name == “xxx”. I am wondering whething there is more direct way of getting the same… --- ## [Access authlogic current\_user in actionmailer view](https://www.ruby-forum.com/t/access-authlogic-current-user-in-actionmailer-view/184418)
**Author:** [@tom-mac](https://www.ruby-forum.com/u/tom-mac)\ **Replies:** 4\ **Last updated:** [March 3, 2010, 10:16pm UTC](https://www.ruby-forum.com/t/access-authlogic-current-user-in-actionmailer-view/184418 "2010-03-03T22:16:15Z")
Hi I am using authlogic and having current\_user as a private method in application controller . Now I would like to know how I can access that in my actionmailer view Or actionmailer class Thanks in advance Tom --- ## [USRP MIMO node bandwidth](https://www.ruby-forum.com/t/usrp-mimo-node-bandwidth/181833)
**Author:** [@SSSSSSscar\_GonzSSSS](https://www.ruby-forum.com/u/SSSSSSscar_GonzSSSS)\ **Replies:** 4\ **Last updated:** [January 19, 2010, 11:23am UTC](https://www.ruby-forum.com/t/usrp-mimo-node-bandwidth/181833 "2010-01-19T11:23:43Z")
Dear all. We are trying to setup a MIMO node using a USRP motherboard and two xcvr2450. Theoretically the maximum allowable transmission bandwidth when using two antennas simultaneously is 4 MHz or 8 MHz if using a s… --- ## [Git](https://www.ruby-forum.com/t/git/180730)
**Author:** [@pepe](https://www.ruby-forum.com/u/pepe)\ **Replies:** 4\ **Last updated:** [December 28, 2009, 3:16pm UTC](https://www.ruby-forum.com/t/git/180730 "2009-12-28T15:16:48Z")
Sorry if this is not the appropriate forum for the question. How long does it take to get used to using git? I have never used a version control system and I don’t want to go through the pain much longer. Thanks in a… [Previous page](https://www.ruby-forum.com/top.md?page=1387&per_page=50) [Next page](https://www.ruby-forum.com/top.md?page=1389&per_page=50)