# Top **URL:** https://www.ruby-forum.com/top.md?page=1253 [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:** 1254 --- ## [\[patch\] Ensure correct refcounting on Gst::ElementFactory.make](https://www.ruby-forum.com/t/patch-ensure-correct-refcounting-on-gst-elementfactory-make/133275)
**Author:** [@sschunselaar](https://www.ruby-forum.com/u/sschunselaar)\ **Replies:** 3\ **Last updated:** [April 6, 2008, 1:49am UTC](https://www.ruby-forum.com/t/patch-ensure-correct-refcounting-on-gst-elementfactory-make/133275 "2008-04-06T01:49:20Z")
Hi, See patch for details. I was unsure which coding-style to use here. I picked the one already used in this file to minimize white-space diffs and prevent coding style inconsitency inside one function. Sjoerd --- ## [Multi-language pages with radiant?](https://www.ruby-forum.com/t/multi-language-pages-with-radiant/121365)
**Author:** [@TSSSSnu\_Runnel](https://www.ruby-forum.com/u/TSSSSnu_Runnel)\ **Replies:** 3\ **Last updated:** [November 27, 2007, 5:39pm UTC](https://www.ruby-forum.com/t/multi-language-pages-with-radiant/121365 "2007-11-27T17:39:50Z")
Hi I didn’t find an answer to my question through Google, maybe I didn’t know how to look. Anyway – how do you make a multi-language website with radiant? Is it so that you make your site structure under Radiant’s “P… --- ## [\[\]\[1,&nil\] = 2](https://www.ruby-forum.com/t/1-nil-2/108155)
**Author:** [@Tanaka\_A](https://www.ruby-forum.com/u/Tanaka_A)\ **Replies:** 3\ **Last updated:** [September 25, 2007, 11:04pm UTC](https://www.ruby-forum.com/t/1-nil-2/108155 "2007-09-25T23:04:08Z")
e$B0J2\<$N$h$&$Ke(B \[\]\[1,&nil\] = 2 e$B$H$9$k$H!"e(Bnil e$B$Ke(B \[\]= e$B$,$J$$$H$$e(B e$B$&%(%i!\<$K$J$k$N$O0U?^$;$6$k$b$N$G$O$J$$$G$7$g$&$+!#e(B % ./ruby -ve ‘\[\]\[1,&nil\] = 2’ ruby 1.9.0 (2007-06-29 patchlevel 0) \[i686-… --- ## [Acceder a los datos de un array con condiciones](https://www.ruby-forum.com/t/acceder-a-los-datos-de-un-array-con-condiciones/113966)
**Author:** [@davidjrice](https://www.ruby-forum.com/u/davidjrice)\ **Replies:** 3\ **Last updated:** [September 6, 2007, 7:34pm UTC](https://www.ruby-forum.com/t/acceder-a-los-datos-de-un-array-con-condiciones/113966 "2007-09-06T19:34:48Z")
Buenas, tengo un pequeño problema, a ver si alguien me puede echar una mano: Tengo una tabla products y una products\_descriptions con las descripciones en diferentes idiomas de cada producto. Por lo qual las relacio… --- ## [Logic Programming](https://www.ruby-forum.com/t/logic-programming/103076)
**Author:** [@unknown](https://www.ruby-forum.com/u/unknown)\ **Replies:** 3\ **Last updated:** [May 1, 2007, 5:01pm UTC](https://www.ruby-forum.com/t/logic-programming/103076 "2007-05-01T17:01:17Z")
Hello everyone. Following a Ruby Q. posting a while a go, and various prior mentions of Prolog, I ventured off and had an explore on Wikipedia: Logic programming - Wikipedia Opinion piece: My interest here is that I… --- ## [RFX2400 Jamming](https://www.ruby-forum.com/t/rfx2400-jamming/91560)
**Author:** [@Jeremy\_Chew](https://www.ruby-forum.com/u/Jeremy_Chew)\ **Replies:** 3\ **Last updated:** [April 11, 2007, 11:19am UTC](https://www.ruby-forum.com/t/rfx2400-jamming/91560 "2007-04-11T11:19:23Z")
Hi, I am not sure if others like Syed Shah may be having the same problem, but I notice similar symptoms as he has with my new RFX2400s I got just last month. With a spectrum analyser, I notice that with just switch… --- ## [Code organisation "template" interference(?) with RUBYLIB en](https://www.ruby-forum.com/t/code-organisation-template-interference-with-rubylib-en/88358)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 3\ **Last updated:** [March 12, 2007, 3:51pm UTC](https://www.ruby-forum.com/t/code-organisation-template-interference-with-rubylib-en/88358 "2007-03-12T15:51:50Z")
(Warning: this post is waaaaay longer than I intended) Hello, Apologies if the subject line is a bit cryptic, but it’s not easy to describe in a single line. Anyway… A while back an astute fellow on comp.lang.ruby (… --- ## [Consulta de datos de otro modelo](https://www.ruby-forum.com/t/consulta-de-datos-de-otro-modelo/84057)
**Author:** [@wifer](https://www.ruby-forum.com/u/wifer)\ **Replies:** 3\ **Last updated:** [February 1, 2007, 9:40am UTC](https://www.ruby-forum.com/t/consulta-de-datos-de-otro-modelo/84057 "2007-02-01T09:40:49Z")
hola Muchachos. mi consulta es la siguiente: en una vista de un modelo quiero traer la descripcion de un id que esta en otro modelo, por favor me orientan. mil gracias. --- ## [\[Bug\] Seg Faulting in index.rb:718](https://www.ruby-forum.com/t/bug-seg-faulting-in-index-rb-718/72776)
**Author:** [@igrigorik](https://www.ruby-forum.com/u/igrigorik)\ **Replies:** 3\ **Last updated:** [October 20, 2006, 5:42pm UTC](https://www.ruby-forum.com/t/bug-seg-faulting-in-index-rb-718/72776 "2006-10-20T17:42:19Z")
Hey, Ferret is repeatedly seg-faulting my mongrel servers on the same line: /usr/local/lib/ruby/gems/1.8/gems/ferret-0.10.11/lib/ferret/index.rb:718: \[BUG\] Segmentation fault ruby 1.8.5 (2006-08-25) \[i686-linux\] I’m… --- ## [Geolocation -- hostip.info code for rails](https://www.ruby-forum.com/t/geolocation-hostip-info-code-for-rails/59157)
**Author:** [@stephanwehner](https://www.ruby-forum.com/u/stephanwehner)\ **Replies:** 3\ **Last updated:** [May 3, 2006, 7:09pm UTC](https://www.ruby-forum.com/t/geolocation-hostip-info-code-for-rails/59157 "2006-05-03T19:09:37Z")
Hi there, I’ve put code together for using the hostip.info data under Rails. Hostip.info is a community-based project to geolocate IP addresses, making the database freely available. This database allows to translate … --- ## [\[login\_generator\] implementing login limits](https://www.ruby-forum.com/t/login-generator-implementing-login-limits/54966)
**Author:** [@sp00nyg](https://www.ruby-forum.com/u/sp00nyg)\ **Replies:** 3\ **Last updated:** [March 16, 2006, 4:13pm UTC](https://www.ruby-forum.com/t/login-generator-implementing-login-limits/54966 "2006-03-16T16:13:23Z")
I have a simple Rails app that I am close to deploying on our intranet. The security model is “either you are an admin or your are not,” with the method of implementing this model being done by the login\_generator 1.1… --- ## [Render :partial stops setting local variables](https://www.ruby-forum.com/t/render-partial-stops-setting-local-variables/89103)
**Author:** [@seanwarburton](https://www.ruby-forum.com/u/seanwarburton)\ **Replies:** 3\ **Last updated:** [January 4, 2006, 8:06pm UTC](https://www.ruby-forum.com/t/render-partial-stops-setting-local-variables/89103 "2006-01-04T20:06:25Z")
I’m not sure what happened, or what change has caused this to happen, but render :partial (or any render for that matter, doesn’t seem to let me set local variables via the local\_assigns argument hash. for example \<… --- ## [Changes to Ruby since pick-axe book came out](https://www.ruby-forum.com/t/changes-to-ruby-since-pick-axe-book-came-out/56144)
**Author:** [@Asfand\_Yar\_Q](https://www.ruby-forum.com/u/Asfand_Yar_Q)\ **Replies:** 3\ **Last updated:** [January 4, 2006, 2:27am UTC](https://www.ruby-forum.com/t/changes-to-ruby-since-pick-axe-book-came-out/56144 "2006-01-04T02:27:49Z")
Hi, I’d be interested in knowing a list of changes made to Ruby since the pick-axe book came out. You know, to staple to the inside back cover so that I know these things when I need them… Spank you smelly much in a… --- ## [Tricky Inheritence](https://www.ruby-forum.com/t/tricky-inheritence/230911)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 6\ **Last updated:** [July 18, 2014, 2:05pm UTC](https://www.ruby-forum.com/t/tricky-inheritence/230911 "2014-07-18T14:05:39Z")
I have created few models which are shown below. Base models are TransactionType and TransactionItem ExpenseType and IncomeType derives from TransactionType. Expense and Income derives from TransactionItem. class Tra… --- ## [Find the largest value of given 3 values](https://www.ruby-forum.com/t/find-the-largest-value-of-given-3-values/222986)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 6\ **Last updated:** [September 18, 2012, 11:15pm UTC](https://www.ruby-forum.com/t/find-the-largest-value-of-given-3-values/222986 "2012-09-18T23:15:37Z")
Hi folks, Good day! I want to find the largest value of given 3 values. Please suggest me,the simple ways of finding the largest value. --- ## [Executing javascript on the server side](https://www.ruby-forum.com/t/executing-javascript-on-the-server-side/214814)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 6\ **Last updated:** [December 13, 2011, 8:46am UTC](https://www.ruby-forum.com/t/executing-javascript-on-the-server-side/214814 "2011-12-13T08:46:16Z")
maybe somebody can help me with this. I need to execute javascript on the server side format.js do render :update do |page| page.insert\_html :bottom, content\_id, :partial =\> “add\_to\_favorite\_from\_dashboard”, :local… --- ## [Installing a gem in an application](https://www.ruby-forum.com/t/installing-a-gem-in-an-application/199846)
**Author:** [@Dobai-Pataky\_BSSSSl](https://www.ruby-forum.com/u/Dobai-Pataky_BSSSSl)\ **Replies:** 6\ **Last updated:** [November 30, 2010, 8:04pm UTC](https://www.ruby-forum.com/t/installing-a-gem-in-an-application/199846 "2010-11-30T20:04:19Z")
When I attempt to launch my application on my server, the Mongrel log says that Missing these required gems: haml I do not control my server and the ISP has told me that he will give me no support in terms of Ruby o… --- ## [Where are my field values?!](https://www.ruby-forum.com/t/where-are-my-field-values/195433)
**Author:** [@swengineer](https://www.ruby-forum.com/u/swengineer)\ **Replies:** 6\ **Last updated:** [September 23, 2010, 5:20pm UTC](https://www.ruby-forum.com/t/where-are-my-field-values/195433 "2010-09-23T17:20:31Z")
I have created a function in model that retrieves the idea of creating it uisng this link: The aim of the function is to calculate the following formula, provided that all are fields in the table: quantity\_sold = re… --- ## [Rubyforge \<-\> gemcutter issues](https://www.ruby-forum.com/t/rubyforge-gemcutter-issues/194787)
**Author:** [@ahoward](https://www.ruby-forum.com/u/ahoward)\ **Replies:** 6\ **Last updated:** [September 10, 2010, 10:30pm UTC](https://www.ruby-forum.com/t/rubyforge-gemcutter-issues/194787 "2010-09-10T22:30:50Z")
this is an issue gem publishers need to be aware off: RubyGems.org: Discussion until it’s fixed it’s possible that your releases are not making it to other people’s machines during ‘gem install’ fyi. --- ## [Placement of require() and missing symbols](https://www.ruby-forum.com/t/placement-of-require-and-missing-symbols/190295)
**Author:** [@Eric\_MSP\_Veith](https://www.ruby-forum.com/u/Eric_MSP_Veith)\ **Replies:** 6\ **Last updated:** [June 17, 2010, 4:34pm UTC](https://www.ruby-forum.com/t/placement-of-require-and-missing-symbols/190295 "2010-06-17T16:34:41Z")
\-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hello List, I’m trying to understand the way Ruby resolves symbol names and how the require statement fits in. I’ll start right away with an example, which comes in two … --- ## [Opening urls](https://www.ruby-forum.com/t/opening-urls/188813)
**Author:** [@site-master](https://www.ruby-forum.com/u/site-master)\ **Replies:** 6\ **Last updated:** [May 18, 2010, 11:02pm UTC](https://www.ruby-forum.com/t/opening-urls/188813 "2010-05-18T23:02:51Z")
hi could any one tell me how to open a web page in ruby i can open files on my pc IO.popen(wmp){file location} but cant seem to do web pages also my browser is chrome do i need i.e instead thanks --- ## [Advice on macruby and graphics](https://www.ruby-forum.com/t/advice-on-macruby-and-graphics/185945)
**Author:** [@damnpenguins](https://www.ruby-forum.com/u/damnpenguins)\ **Replies:** 6\ **Last updated:** [March 31, 2010, 10:35am UTC](https://www.ruby-forum.com/t/advice-on-macruby-and-graphics/185945 "2010-03-31T10:35:12Z")
Hi there Everyone, I’ve spent the last year or so away from ruby. That being said, I wouldn’t say I was a ruby guru at the height of my knowledge anyway! I’m interested in building a macruby desktop app for backtesti… --- ## [Arrays](https://www.ruby-forum.com/t/arrays/185725)
**Author:** [@mailtorajuit](https://www.ruby-forum.com/u/mailtorajuit)\ **Replies:** 6\ **Last updated:** [March 30, 2010, 4:30am UTC](https://www.ruby-forum.com/t/arrays/185725 "2010-03-30T04:30:17Z")
Hi all, i have an array contains no of elements. i want to concatinate 91 before every elemnt of array. example i have A= \[234,456,raju\] like this i want the out put arry tobe A=\[91234,91456,91raju\] like thissss i … --- ## [Undefined method on web and not in irb](https://www.ruby-forum.com/t/undefined-method-on-web-and-not-in-irb/184744)
**Author:** [@roa](https://www.ruby-forum.com/u/roa)\ **Replies:** 6\ **Last updated:** [March 7, 2010, 11:15pm UTC](https://www.ruby-forum.com/t/undefined-method-on-web-and-not-in-irb/184744 "2010-03-07T23:15:48Z")
Hi all I seem to have a small problem in Rails. Lets say I have a class Foo with an habtm association to Bar. So Foo has\_and\_belongs\_to Bars en vice versa. Now, when I do lets say Foo.new Foo.bars, I get an undefin… --- ## [Libxml-ruby is too crazy](https://www.ruby-forum.com/t/libxml-ruby-is-too-crazy/155159)
**Author:** [@hoshbad](https://www.ruby-forum.com/u/hoshbad)\ **Replies:** 6\ **Last updated:** [December 13, 2008, 8:41am UTC](https://www.ruby-forum.com/t/libxml-ruby-is-too-crazy/155159 "2008-12-13T08:41:34Z")
Okay, if any libxml-ruby developers read this list, I sincerely hope you will read this and hear my plea. Stop the madness! I just installed the latest version of libxml-ruby (0.9.6) and suddenly my old scripts are br… --- ## [Regular expression to identity special character](https://www.ruby-forum.com/t/regular-expression-to-identity-special-character/149654)
**Author:** [@Abhishek\_shukla](https://www.ruby-forum.com/u/Abhishek_shukla)\ **Replies:** 6\ **Last updated:** [September 28, 2008, 7:59pm UTC](https://www.ruby-forum.com/t/regular-expression-to-identity-special-character/149654 "2008-09-28T19:59:04Z")
Hello friends i need a regular expression which will check if the string contain the special character or not? and accordingly it should return true, false value. Thanks abhi --- ## [SOS. How can I use dispatch.cgi from command line?](https://www.ruby-forum.com/t/sos-how-can-i-use-dispatch-cgi-from-command-line/142862)
**Author:** [@comopasta](https://www.ruby-forum.com/u/comopasta)\ **Replies:** 6\ **Last updated:** [July 12, 2008, 9:42pm UTC](https://www.ruby-forum.com/t/sos-how-can-i-use-dispatch-cgi-from-command-line/142862 "2008-07-12T21:42:25Z")
Hi, Arrgg. I’m getting nasty Premature end of script headers: dispatch.cgi, referer: http://www.myapp.com If I go to http://www.myapp.com I can get to the main page perfectly. But when I try to get to the login page h… --- ## [Comparing Time Zones](https://www.ruby-forum.com/t/comparing-time-zones/139583)
**Author:** [@blaine](https://www.ruby-forum.com/u/blaine)\ **Replies:** 6\ **Last updated:** [June 5, 2008, 4:25pm UTC](https://www.ruby-forum.com/t/comparing-time-zones/139583 "2008-06-05T16:25:13Z")
Is there a way in 2.1 to compare Time Zones? Basically, my application’s time zone is set to EST. I have a Client model with a time zone and I have a drop down using TimeZone.us\_zones which only stores the string of … --- ## [Complex#scalar? returns false](https://www.ruby-forum.com/t/complex-scalar-returns-false/134373)
**Author:** [@Kenta\_M](https://www.ruby-forum.com/u/Kenta_M)\ **Replies:** 6\ **Last updated:** [April 14, 2008, 11:37am UTC](https://www.ruby-forum.com/t/complex-scalar-returns-false/134373 "2008-04-14T11:37:29Z")
e$B$\`$i$?$G$9!%e(B Complex#scalar? e$B$,e(B false e$B$rJV$9$h$&$G$9!%%I%-%e%a%s%H$r8+$k$He(B http://doc.loveruby.net/refm/api/view/method/Numeric/i/scalar=3f e$B\<+?H$,e(B Complex e$B$+$=$N%5%V%/%i%9$N%$%s%9%?%s%9$G$… --- ## [Instant Rails and MySQL](https://www.ruby-forum.com/t/instant-rails-and-mysql/125423)
**Author:** [@ratkins](https://www.ruby-forum.com/u/ratkins)\ **Replies:** 6\ **Last updated:** [January 10, 2008, 12:03am UTC](https://www.ruby-forum.com/t/instant-rails-and-mysql/125423 "2008-01-10T00:03:02Z")
Just started using Instant rails 1.7. I want to look at the MySQL server and see my database. So I type ‘instantrails folder’\>mysql -u root mysql\>select database(); and it just gives me a null! I’ve already create… --- ## [Reils Conf 2007 links](https://www.ruby-forum.com/t/reils-conf-2007-links/104774)
**Author:** [@dima](https://www.ruby-forum.com/u/dima)\ **Replies:** 6\ **Last updated:** [May 25, 2007, 3:20am UTC](https://www.ruby-forum.com/t/reils-conf-2007-links/104774 "2007-05-25T03:20:47Z")
Does anybody have links to video or other presentation material from RailsConf for us less fortunate rails lovers? --- ## [Can't get .rjs files to be used automatically?](https://www.ruby-forum.com/t/cant-get-rjs-files-to-be-used-automatically/79075)
**Author:** [@nate](https://www.ruby-forum.com/u/nate)\ **Replies:** 6\ **Last updated:** [December 14, 2006, 7:58pm UTC](https://www.ruby-forum.com/t/cant-get-rjs-files-to-be-used-automatically/79075 "2006-12-14T19:58:41Z")
I’m on EdgeRails, and I can’t seem to get .rjs files to be used automatically. I’ve looked at Cody’s (and others) tutorials, and I always have to say “.rjs”, even when it’s the only one there! For example: def show … --- ## [How to stop all records from being returned](https://www.ruby-forum.com/t/how-to-stop-all-records-from-being-returned/72201)
**Author:** [@zanoni](https://www.ruby-forum.com/u/zanoni)\ **Replies:** 6\ **Last updated:** [October 15, 2006, 4:28pm UTC](https://www.ruby-forum.com/t/how-to-stop-all-records-from-being-returned/72201 "2006-10-15T16:28:29Z")
Trying various things here to eliminate this problem. In my dyanmic search , if no search criteria is selected then all records are returned. It’s not what I want. By the way this is an observe\_form. Help is greatl… --- ## [Linking one model to another](https://www.ruby-forum.com/t/linking-one-model-to-another/58107)
**Author:** [@david](https://www.ruby-forum.com/u/david)\ **Replies:** 6\ **Last updated:** [April 19, 2006, 9:56am UTC](https://www.ruby-forum.com/t/linking-one-model-to-another/58107 "2006-04-19T09:56:24Z")
I have a User model and a Thing model. I want to link users with things, so I have a migration that creates a permissions table with user\_id and thing\_id. The migration works fine and gives me three columns, I assum… --- ## [Getting runtime error while using Tk.restart](https://www.ruby-forum.com/t/getting-runtime-error-while-using-tk-restart/220356)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 5\ **Last updated:** [July 11, 2012, 9:35am UTC](https://www.ruby-forum.com/t/getting-runtime-error-while-using-tk-restart/220356 "2012-07-11T09:35:11Z")
Hi All, I am using the below given code in ruby but getting a runtime error. require ‘test/unit’ require ‘watir’ require ‘tk’ require ‘date’ include Watir class Home\_Page \< Test::Unit::TestCase def test\_Page Tk.… --- ## [Really big items, best practices?](https://www.ruby-forum.com/t/really-big-items-best-practices/214243)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 5\ **Last updated:** [January 19, 2012, 11:23am UTC](https://www.ruby-forum.com/t/really-big-items-best-practices/214243 "2012-01-19T11:23:28Z")
Hi everyone, we’ve recently been working one some GR projects where item sizes can get really big. One example is cyclostationary spectral estimation code, which will be released soon. If you’re not familiar with cyc… --- ## [Plotting Data Received by USRP](https://www.ruby-forum.com/t/plotting-data-received-by-usrp/209859)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 5\ **Last updated:** [July 27, 2011, 2:00am UTC](https://www.ruby-forum.com/t/plotting-data-received-by-usrp/209859 "2011-07-27T02:00:52Z")
Hey all, Using benchmark\_qt\_loopback2.py as a starting point, I’m receiving digital data from an external sensor using my own RF front end. The data is being received correctly, but my problem is this. I’d like to p… --- ## [Does anyone know how to access a module namespace using a chained method?](https://www.ruby-forum.com/t/does-anyone-know-how-to-access-a-module-namespace-using-a-chained-method/207928)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 5\ **Last updated:** [June 7, 2011, 8:54pm UTC](https://www.ruby-forum.com/t/does-anyone-know-how-to-access-a-module-namespace-using-a-chained-method/207928 "2011-06-07T20:54:27Z")
EngineBlogPost == @blog.engine\_blog\_post Engine::BlogPost == ??? Thanks! --- ## [3.1.0 beta install how to?](https://www.ruby-forum.com/t/3-1-0-beta-install-how-to/203714)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 5\ **Last updated:** [May 9, 2011, 4:25pm UTC](https://www.ruby-forum.com/t/3-1-0-beta-install-how-to/203714 "2011-05-09T16:25:23Z")
Hi, I am able to install rails 3.1 using the bundler. But I can not get it install on my system gem. I am using rvm. I want to be able to create a new app using 3.1 from my system. Thanks, Alex --- ## [Help -- how to implement transmitting periodic on/off tones](https://www.ruby-forum.com/t/help-how-to-implement-transmitting-periodic-on-off-tones/199781)
**Author:** [@Dobai-Pataky\_BSSSSl](https://www.ruby-forum.com/u/Dobai-Pataky_BSSSSl)\ **Replies:** 5\ **Last updated:** [December 21, 2010, 5:11am UTC](https://www.ruby-forum.com/t/help-how-to-implement-transmitting-periodic-on-off-tones/199781 "2010-12-21T05:11:05Z")
Hello: I have a USRP2 board and a WBX daughterboard. I am trying to implement a scheme where a single-tone sine wave (at frequencies between 1 kHz and 10 kHz) is transmitted intermittently. Specifically, time is divid… --- ## [Heroku error msg:App Crashed](https://www.ruby-forum.com/t/heroku-error-msg-app-crashed/226101)
**Author:** [@emanuel](https://www.ruby-forum.com/u/emanuel)\ **Replies:** 5\ **Last updated:** [November 29, 2010, 6:05pm UTC](https://www.ruby-forum.com/t/heroku-error-msg-app-crashed/226101 "2010-11-29T18:05:22Z")
Hi , i developed a small application(which contails only static pages) . I tried to host that on heroku .just when everything was finished when i opened my site i,e http://floating-moon-89.heroku.com/ i am getting an … --- ## [Determining link geo-location](https://www.ruby-forum.com/t/determining-link-geo-location/193712)
**Author:** [@Rajinder\_Y](https://www.ruby-forum.com/u/Rajinder_Y)\ **Replies:** 5\ **Last updated:** [August 26, 2010, 9:36am UTC](https://www.ruby-forum.com/t/determining-link-geo-location/193712 "2010-08-26T09:36:58Z")
I am trying to figure out how to get the user’s geo-location when a request comes in after they’ve clicked on a link. Is there a easy way to do this in rails, also is the geo-location provided by the user’s browser, o… --- ## [ANN: Ruby 1.8.6 pl399 released](https://www.ruby-forum.com/t/ann-ruby-1-8-6-pl399-released/182983)
**Author:** [@kirkhoward](https://www.ruby-forum.com/u/kirkhoward)\ **Replies:** 5\ **Last updated:** [February 19, 2010, 8:43pm UTC](https://www.ruby-forum.com/t/ann-ruby-1-8-6-pl399-released/182983 "2010-02-19T20:43:36Z")
Ruby 1.8.6 pl399 has been released. This release fixes a problem that was encountered yesterday with builds on some platforms. The only difference between pl399 and pl398 is that pl399 required a minor syntax change i… --- ## [System waiting for launched process AND forked processes](https://www.ruby-forum.com/t/system-waiting-for-launched-process-and-forked-processes/183630)
**Author:** [@pmorel](https://www.ruby-forum.com/u/pmorel)\ **Replies:** 5\ **Last updated:** [February 17, 2010, 10:23pm UTC](https://www.ruby-forum.com/t/system-waiting-for-launched-process-and-forked-processes/183630 "2010-02-17T22:23:57Z")
Hello, We have written a small client-server program in c/socket. To launch the server, we call the program which internally fork. The original process returns immediately but the forked process stays alive and listen… --- ## [Upgrade from 7.63 to 7.64 fails](https://www.ruby-forum.com/t/upgrade-from-7-63-to-7-64-fails/179175)
**Author:** [@johnt519](https://www.ruby-forum.com/u/johnt519)\ **Replies:** 5\ **Last updated:** [November 19, 2009, 5:12pm UTC](https://www.ruby-forum.com/t/upgrade-from-7-63-to-7-64-fails/179175 "2009-11-19T17:12:06Z")
All previous updates worked fine and now i get following error on make install: make\[1\]: Entering directory /usr/local/src/nginx-0.7.64' test -d '/usr/local/nginx' || mkdir -p '/usr/local/nginx' test -d '/usr/local' ||… --- ## [Dojo with Rails](https://www.ruby-forum.com/t/dojo-with-rails/177091)
**Author:** [@karthikeyan](https://www.ruby-forum.com/u/karthikeyan)\ **Replies:** 5\ **Last updated:** [October 11, 2009, 8:12pm UTC](https://www.ruby-forum.com/t/dojo-with-rails/177091 "2009-10-11T20:12:56Z")
Hello Group, I am a PHP programmer eager to use Rails. I want to know weather there is any tutorials on how to use Dojo with Rails? I checked out d-rails Google Group, it was in mess! It gives me a impression that d-r… --- ## [Further explain about receiving packets using 2 daughterboads in 2 framer sink didn't work correctly](https://www.ruby-forum.com/t/further-explain-about-receiving-packets-using-2-daughterboads-in-2-framer-sink-didnt-work-correctly/163748)
**Author:** [@Ling\_H](https://www.ruby-forum.com/u/Ling_H)\ **Replies:** 5\ **Last updated:** [May 17, 2009, 5:46am UTC](https://www.ruby-forum.com/t/further-explain-about-receiving-packets-using-2-daughterboads-in-2-framer-sink-didnt-work-correctly/163748 "2009-05-17T05:46:35Z")
Here is my staff, I’m using two USRPs both with two daughterboards rfx400 and rfx2400. One USRP only transmit and the other USRP only receive at a time. The two daughterboads on one USRP receive or transmit at the sa… --- ## [Rb\_raise problem in C extension](https://www.ruby-forum.com/t/rb-raise-problem-in-c-extension/166206)
**Author:** [@unknown](https://www.ruby-forum.com/u/unknown)\ **Replies:** 5\ **Last updated:** [April 23, 2009, 7:50pm UTC](https://www.ruby-forum.com/t/rb-raise-problem-in-c-extension/166206 "2009-04-23T19:50:23Z")
I am using Ruby 1.8.6-26 from the One Click Installer on Windows. I have a C extension that tries to calloc() memory. If the calloc() fails I call rb\_raise(rb\_eNoMemError,“Cannot allocate data”). My program is getting… --- ## [Comprehensive Rewrite Rules / Regular Expressions Guide?](https://www.ruby-forum.com/t/comprehensive-rewrite-rules-regular-expressions-guide/164435)
**Author:** [@oler](https://www.ruby-forum.com/u/oler)\ **Replies:** 5\ **Last updated:** [April 1, 2009, 1:46pm UTC](https://www.ruby-forum.com/t/comprehensive-rewrite-rules-regular-expressions-guide/164435 "2009-04-01T13:46:56Z")
Hey everyone, I want to modify some rewrites I currently have in my nginx.conf, but I could not find proper documentation of the available operators and language constructs to do so. Googling I found tons of people tr… --- ## [Is there an idiom for mass-populating Hash keys?](https://www.ruby-forum.com/t/is-there-an-idiom-for-mass-populating-hash-keys/164184)
**Author:** [@Shot\_SPiotr\_S.S](https://www.ruby-forum.com/u/Shot_SPiotr_S.S)\ **Replies:** 5\ **Last updated:** [March 31, 2009, 1:18am UTC](https://www.ruby-forum.com/t/is-there-an-idiom-for-mass-populating-hash-keys/164184 "2009-03-31T01:18:56Z")
Hello, good folk of ruby-talk. I was wondering whether there’s a Ruby idiom to mass-populate keys of a Hash. I’m coding a graph class supporting labeled vertices, and I want to represent this relationship as a @v… [Previous page](https://www.ruby-forum.com/top.md?page=1252&per_page=50) [Next page](https://www.ruby-forum.com/top.md?page=1254&per_page=50)