# Top **URL:** https://www.ruby-forum.com/top.md?page=1870 [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:** 1871 --- ## [SNR or Other Metrics](https://www.ruby-forum.com/t/snr-or-other-metrics/238094)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 2\ **Last updated:** [December 19, 2013, 5:09pm UTC](https://www.ruby-forum.com/t/snr-or-other-metrics/238094 "2013-12-19T17:09:06Z")
I’d like to report some signal metrics for satellite downlinks. SNR would seem to be one example, but most algorithms I see for SNR assume that you are generating a signal from a separate clean signal and noise sour… --- ## [Where's this ruby feature documented.and the case of an accidentally discovered feature](https://www.ruby-forum.com/t/wheres-this-ruby-feature-documented-and-the-case-of-an-accidentally-discovered-feature/245660)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 2\ **Last updated:** [June 28, 2013, 8:14pm UTC](https://www.ruby-forum.com/t/wheres-this-ruby-feature-documented-and-the-case-of-an-accidentally-discovered-feature/245660 "2013-06-28T20:14:17Z")
So, while doing some random testing in an IRB session, I accidentally discovered a feature of ruby that is new to me. Apparently, you can call a method named “call” by omitting the name of the method you wish to call: … --- ## [32-bit OS build problem](https://www.ruby-forum.com/t/32-bit-os-build-problem/229928)
**Author:** [@tomrobinson](https://www.ruby-forum.com/u/tomrobinson)\ **Replies:** 2\ **Last updated:** [February 13, 2013, 8:28am UTC](https://www.ruby-forum.com/t/32-bit-os-build-problem/229928 "2013-02-13T08:28:47Z")
Thanks to Marcus and Josh for helping to identify the problem with the 32-bit OSes. I just pushed a fix for this. It was a trivial patch but not at all obvious. Apparently, it has to do with how SWIG and Python inter… --- ## [COST-TERRA examples need gnuradio from 'next' branch?](https://www.ruby-forum.com/t/cost-terra-examples-need-gnuradio-from-next-branch/229616)
**Author:** [@Timo\_Juhani\_Lindfor](https://www.ruby-forum.com/u/Timo_Juhani_Lindfor)\ **Replies:** 2\ **Last updated:** [February 8, 2013, 10:18am UTC](https://www.ruby-forum.com/t/cost-terra-examples-need-gnuradio-from-next-branch/229616 "2013-02-08T10:18:56Z")
Hi, the “COST-TERRA Summer School, Dublin, Ireland” slides at GR Tutorial — Rondeau Research are great. Thanks a lot, Tom! However, is it possible that some of the examples use features that are only available in git… --- ## [Error /script/server](https://www.ruby-forum.com/t/error-script-server/225691)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [January 23, 2013, 7:50pm UTC](https://www.ruby-forum.com/t/error-script-server/225691 "2013-01-23T19:50:18Z")
hi this is bennu. i newbie to ruby and Rails… one open source application i deploying in linux shared hosting. while i am installing the application using http://mealaday.net/script/server i got this error #!/usr/bi… --- ## [Rails 3.2.10 and Rspec Tests that Fail?](https://www.ruby-forum.com/t/rails-3-2-10-and-rspec-tests-that-fail/225466)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [January 15, 2013, 11:39pm UTC](https://www.ruby-forum.com/t/rails-3-2-10-and-rspec-tests-that-fail/225466 "2013-01-15T23:39:18Z")
The following tests used to reside in requests directory and used to work … since I have upgraded to rails 3.2.9 and now 3.2.10 they fail. I have the following tests in(I am only showing the first two tests): spec/fe… --- ## [Nested Form with Add/Remove Attributes Button](https://www.ruby-forum.com/t/nested-form-with-add-remove-attributes-button/225102)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [December 13, 2012, 1:48pm UTC](https://www.ruby-forum.com/t/nested-form-with-add-remove-attributes-button/225102 "2012-12-13T13:48:39Z")
Hi, I finally, w/paid help, got my nested form working such that the add/ remove attributes button works. Now I am wondering if it is possible to only have the ‘remove’ attributes button, only show up after the first… --- ## [Newbie, questions about === expression](https://www.ruby-forum.com/t/newbie-questions-about-expression/224036)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [October 27, 2012, 4:36pm UTC](https://www.ruby-forum.com/t/newbie-questions-about-expression/224036 "2012-10-27T16:36:55Z")
Hi, I’m learning ruby this days. And I followed this docs: Programming Ruby: The Pragmatic Programmer's Guide Now, I have some questions about === expression irb(main):138:0\> case 1 irb(main):139:1\> when 1…10 then… --- ## [\[ruby-trunk - Bug #6302\]\[Open\] irb で math-mode 中でも conf.math mode に nil を代入すると math-mode を抜ける事ができる](https://www.ruby-forum.com/t/ruby-trunk-bug-6302-open-irb-math-mode-conf-math-mode-nil-math-mode/218909)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [April 17, 2012, 2:21pm UTC](https://www.ruby-forum.com/t/ruby-trunk-bug-6302-open-irb-math-mode-conf-math-mode-nil-math-mode/218909 "2012-04-17T14:21:56Z")
Issue #6302 has been reported by sho-h (Sho H.). Bug #6302: irb で math-mode 中でも conf.math\_mode に nil を代入すると math-mode を抜ける事ができる Author: sho-h (Sho H.) Status: Open Priority: Low Assignee: Category: Target versi… --- ## [Modification on vita\_tx\_chain.v](https://www.ruby-forum.com/t/modification-on-vita-tx-chain-v/215002)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [January 4, 2012, 1:16pm UTC](https://www.ruby-forum.com/t/modification-on-vita-tx-chain-v/215002 "2012-01-04T13:16:39Z")
Hi all, I have done some modification on vita\_tx\_chain.v. I’m trying to get the data (I&Q) from another FPGA board using debug pins. When I receive the data, I write them into FIFO. The data are retrieved from FIFO wh… --- ## [FLV cache headers?](https://www.ruby-forum.com/t/flv-cache-headers/215303)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [December 31, 2011, 12:50pm UTC](https://www.ruby-forum.com/t/flv-cache-headers/215303 "2011-12-31T12:50:13Z")
Can FLV files be cached to the browser? I’m passing the “expires max” tag which looks like its working as this is the response header: HTTP/1.1 200 OK Server: nginx/1.1.12 Date: Thu, 29 Dec 2011 19:13:09 GMT Conte… --- ## [Gmaps4rails](https://www.ruby-forum.com/t/gmaps4rails/210719)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [August 16, 2011, 4:29pm UTC](https://www.ruby-forum.com/t/gmaps4rails/210719 "2011-08-16T16:29:53Z")
Hi guys, I’m trying to use longitude and latitude to center a map like so: \<%= gmaps(“map\_options” =\> { “auto\_zoom” =\> true, “center\_latitude” =\> 40.7275043, “center\_longitude” =\> -73.9800645},“markers” =\> { “data” =\>… --- ## [Heroku Db migrate not working](https://www.ruby-forum.com/t/heroku-db-migrate-not-working/209510)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [July 17, 2011, 10:03am UTC](https://www.ruby-forum.com/t/heroku-db-migrate-not-working/209510 "2011-07-17T10:03:39Z")
Hi, I am on section 7.4.2 of the tutorial. However when I try to migrate my heroku database, i get the following error: C:\\Users\\Manu\\Documents\\Manu\\ruby\\sample\_app\>heroku rake db:migrate (in /app) rake aborted! un… --- ## [Dialog Boxes on Particular Screens](https://www.ruby-forum.com/t/dialog-boxes-on-particular-screens/207692)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [June 1, 2011, 6:05pm UTC](https://www.ruby-forum.com/t/dialog-boxes-on-particular-screens/207692 "2011-06-01T18:05:41Z")
Currently working with / developing for / supporting a multi-platform application that uses Ruby in the front-end. The application is regularly used on systems with multiple monitors, as many as five in the usual case… --- ## [FPGA mo](https://www.ruby-forum.com/t/fpga-mo/207582)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [May 28, 2011, 7:31pm UTC](https://www.ruby-forum.com/t/fpga-mo/207582 "2011-05-28T19:31:48Z")
Hi all, I’m not sure whether to post this to GnuRadio or to USRP-users, so I post it here. We’ve started a project to implement a custom SDR hardware (which we plan to open-source later) and we want to reuse as much … --- ## [Ruby Gtk, classe inheritance and initialize method problem](https://www.ruby-forum.com/t/ruby-gtk-classe-inheritance-and-initialize-method-problem/206655)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [May 6, 2011, 6:12pm UTC](https://www.ruby-forum.com/t/ruby-gtk-classe-inheritance-and-initialize-method-problem/206655 "2011-05-06T18:12:15Z")
Hi, I just want to create a subclass of Gtk::Windows and set parameters for the initialize method of this subclass. Here is the simple code: #!/usr/bin/ruby require ‘gtk2’ class RubyApp \< Gtk::Window def initialize… --- ## [UHD + USRP2: altering AD9510+AD9777 config settings](https://www.ruby-forum.com/t/uhd-usrp2-altering-ad9510-ad9777-config-settings/204303)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [March 10, 2011, 8:44am UTC](https://www.ruby-forum.com/t/uhd-usrp2-altering-ad9510-ad9777-config-settings/204303 "2011-03-10T08:44:09Z")
(Apologies for this repeat message; my original message didn’t seem to appear on the mailing list archive.) Hi folks, I’m writing a basic C++ UHD app to control some custom hardware on the USRP2/N210; I’m using the m… --- ## [System with multiple arguments fails on Windows when there are umlauts in the PATH](https://www.ruby-forum.com/t/system-with-multiple-arguments-fails-on-windows-when-there-are-umlauts-in-the-path/203115)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [February 14, 2011, 2:08am UTC](https://www.ruby-forum.com/t/system-with-multiple-arguments-fails-on-windows-when-there-are-umlauts-in-the-path/203115 "2011-02-14T02:08:50Z")
We have recently discovered a nasty bug in our software, in which it failed to call one of the commands that come with it using system. The bug only occurs if it is installed in a directory containing an umlaut. Afte… --- ## [G U Radio Companion : Implementing DQPSK modultation](https://www.ruby-forum.com/t/g-u-radio-companion-implementing-dqpsk-modultation/202810)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [February 7, 2011, 9:32am UTC](https://www.ruby-forum.com/t/g-u-radio-companion-implementing-dqpsk-modultation/202810 "2011-02-07T09:32:23Z")
Hi , I am new to GNU Radio and am facing difficulties in implementing DQPSK modulation on Gnu Radio Companion. The system works fine , but for one small glitch. The DQPSK modulator/demodulator’s input and output are … --- ## [What's the rails way to display data from multiple models on one page](https://www.ruby-forum.com/t/whats-the-rails-way-to-display-data-from-multiple-models-on-one-page/202108)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [January 24, 2011, 11:46am UTC](https://www.ruby-forum.com/t/whats-the-rails-way-to-display-data-from-multiple-models-on-one-page/202108 "2011-01-24T11:46:21Z")
Hi there, I’m working on a little portfolio-site to get to know rails a little better. On this site I have a blog, a gallery (my portfolio) and other stuff for which each I created a model. On the start-page I want t… --- ## [Rails2 routing guide?](https://www.ruby-forum.com/t/rails2-routing-guide/200826)
**Author:** [@Dobai-Pataky\_BSSSSl](https://www.ruby-forum.com/u/Dobai-Pataky_BSSSSl)\ **Replies:** 2\ **Last updated:** [December 22, 2010, 10:36pm UTC](https://www.ruby-forum.com/t/rails2-routing-guide/200826 "2010-12-22T22:36:58Z")
Anyone know if the old Rails2 version of the Routing Guide at is still available anywhere? I still have some Rails2 apps to support, and that guide was very useful, I’m missing the Rails2 version. --- ## [Unicorn 3.0.0 - disable rewindable input!](https://www.ruby-forum.com/t/unicorn-3-0-0-disable-rewindable-input/199390)
**Author:** [@okkezSS](https://www.ruby-forum.com/u/okkezSS)\ **Replies:** 2\ **Last updated:** [November 20, 2010, 4:38am UTC](https://www.ruby-forum.com/t/unicorn-3-0-0-disable-rewindable-input/199390 "2010-11-20T04:38:50Z")
Unicorn is an HTTP server for Rack applications designed to only serve fast clients on low-latency, high-bandwidth connections and take advantage of features in Unix/Unix-like kernels. Slow clients should only be ser… --- ## [Named\_scope](https://www.ruby-forum.com/t/named-scope/199180)
**Author:** [@Dobai-Pataky\_BSSSSl](https://www.ruby-forum.com/u/Dobai-Pataky_BSSSSl)\ **Replies:** 2\ **Last updated:** [November 16, 2010, 2:47pm UTC](https://www.ruby-forum.com/t/named-scope/199180 "2010-11-16T14:47:40Z")
Ciao a tutti, io in un modello ho qualcosa del tipo named\_scope :not\_started, :conditions =\> \[“starting\_date \> ?”, Date.current\] possibile che questo named\_scope venga valutato solo quando avvio il server? se si c’ u… --- ## [\[Ruby 1.9-Bug#3886\]\[Assigned\] cannot list the pathname of my own modules in backtrace on mswin64](https://www.ruby-forum.com/t/ruby-1-9-bug-3886-assigned-cannot-list-the-pathname-of-my-own-modules-in-backtrace-on-mswin64/195729)
**Author:** [@Usaku\_NAKAMURA](https://www.ruby-forum.com/u/Usaku_NAKAMURA)\ **Replies:** 2\ **Last updated:** [September 29, 2010, 12:47pm UTC](https://www.ruby-forum.com/t/ruby-1-9-bug-3886-assigned-cannot-list-the-pathname-of-my-own-modules-in-backtrace-on-mswin64/195729 "2010-09-29T12:47:08Z")
Bug #3886: cannot list the pathname of my own modules in backtrace on mswin64 http://redmine.ruby-lang.org/issues/show/3886 e$B5/I\<\ **Author:** [@wickie](https://www.ruby-forum.com/u/wickie)\ **Replies:** 2\ **Last updated:** [July 15, 2010, 5:16am UTC](https://www.ruby-forum.com/t/performance-difference-between-if-e-and-try-files/191599 "2010-07-15T05:16:39Z") I am trying to generate a following in getting a small modification added to Drupal that would allow it to work with try\_files, as it doesn’t right now (full explanation here: nginx and Drupal | Drupal.org) I am wond… --- ## [MongoDB Nginx Module](https://www.ruby-forum.com/t/mongodb-nginx-module/191453)
**Author:** [@Christopher\_Triolo](https://www.ruby-forum.com/u/Christopher_Triolo)\ **Replies:** 2\ **Last updated:** [July 13, 2010, 4:26am UTC](https://www.ruby-forum.com/t/mongodb-nginx-module/191453 "2010-07-13T04:26:36Z")
Hi Nginx Mailing List, I’m in the process of creating a nginx module that serves files from a file system within mongoDB. Code is here: http://github.com/mdirolf/nginx-gridfs Basically we embed our C-driver into the… --- ## [\[BUG:trunk\] eval with binding, without location](https://www.ruby-forum.com/t/bug-trunk-eval-with-binding-without-location/172005)
**Author:** [@Yugui\_SYuki\_S.S](https://www.ruby-forum.com/u/Yugui_SYuki_S.S)\ **Replies:** 2\ **Last updated:** [April 27, 2010, 6:00pm UTC](https://www.ruby-forum.com/t/bug-trunk-eval-with-binding-without-location/172005 "2010-04-27T18:00:47Z")
evale$B$NBhe(B3, 4e$B0z?t$r\>JN,$7$?:\]$Ke(Bbindinge$B$,;}$C$F$$$ke(Bfile, linee$B$,EAGE$7$J$/e(B e$B$J$C$F$$$^$9!#$3$l$O0U?^$7$?$3$H$G$7$g$&$+!#e(B irbe$B$N%P%C%/%H%l!\<%9$,$3$l$N$?$a$K$A$g$C$HIT?F@Z$K$J$C$F$$$^$9!#e(B … --- ## [Zero-width positive "look-behind"?](https://www.ruby-forum.com/t/zero-width-positive-look-behind/186590)
**Author:** [@nmotter](https://www.ruby-forum.com/u/nmotter)\ **Replies:** 2\ **Last updated:** [April 9, 2010, 2:14pm UTC](https://www.ruby-forum.com/t/zero-width-positive-look-behind/186590 "2010-04-09T14:14:25Z")
“tttttattttt”.match(/ttt(?=a)/) # Rubular: ttt(?=a) =\> \[“ttt”\] “tttttattttt”.match(/(?=a)ttt/) # Rubular: (?=a)ttt =\> nil Why? And how can I get this effect? --- ## [\[Feature:trunk\] \[irb\] interactive help](https://www.ruby-forum.com/t/feature-trunk-irb-interactive-help/179839)
**Author:** [@nobu](https://www.ruby-forum.com/u/nobu)\ **Replies:** 2\ **Last updated:** [April 8, 2010, 12:27am UTC](https://www.ruby-forum.com/t/feature-trunk-irb-interactive-help/179839 "2010-04-08T00:27:41Z")
e$B$J$+$@$G$9!#e(B rie$B$Ne(Binteractive modee$B$re(Birbe$B$+$i;H$($k$h$&$K$9$k$H$$$&$N$O$I$&$G$7$ge(B e$B$&$+!#e(B Index: lib/irb/cmd/help.rb — lib/irb/cmd/help.rb (revision 25998) +++ lib/irb/cmd/help.rb (workin… --- ## [Convert multi dimentional array to array of hashes](https://www.ruby-forum.com/t/convert-multi-dimentional-array-to-array-of-hashes/186446)
**Author:** [@all4miller](https://www.ruby-forum.com/u/all4miller)\ **Replies:** 2\ **Last updated:** [April 7, 2010, 11:56am UTC](https://www.ruby-forum.com/t/convert-multi-dimentional-array-to-array-of-hashes/186446 "2010-04-07T11:56:47Z")
Hi, How can I turn and array like this this \[\[1,2,3,4,5\],\[1,2,3,4,5\]\] into this \[{:lt=\>1,:ln=\>1},{:lt=\>2,:ln=\>2},{:lt=\>3,:ln=\>3},{:lt=\>4,:ln=\>4},{:lt=\>5,:ln=\>5}\] Cheers --- ## [Amateur's effort to add a new page to his website](https://www.ruby-forum.com/t/amateurs-effort-to-add-a-new-page-to-his-website/185050)
**Author:** [@RichardOnRails](https://www.ruby-forum.com/u/RichardOnRails)\ **Replies:** 2\ **Last updated:** [March 12, 2010, 6:32pm UTC](https://www.ruby-forum.com/t/amateurs-effort-to-add-a-new-page-to-his-website/185050 "2010-03-12T18:32:03Z")
Hi All, I’ve got a friend who’s had a simple website up for years: www.xxxx.com. The site was obviously generated with some kind of fill-in-the-blanks facility. He wants to add a page to his site for his mom’s stuff… --- ## [Rails 3 Problem: no such file to load -- rails (LoadError)](https://www.ruby-forum.com/t/rails-3-problem-no-such-file-to-load-rails-loaderror/181934)
**Author:** [@Kristian](https://www.ruby-forum.com/u/Kristian)\ **Replies:** 2\ **Last updated:** [January 20, 2010, 10:54pm UTC](https://www.ruby-forum.com/t/rails-3-problem-no-such-file-to-load-rails-loaderror/181934 "2010-01-20T22:54:15Z")
I just ran the gem bundle on the third\_rails demo app, but for some reason rails can’t be loaded!? kristian-mandrups-macbook-pro:third\_rails kristianconsult$ rails -v Rails 3.0.pre kristian-mandrups-macbook-pro:third… --- ## [Per favore un consiglio](https://www.ruby-forum.com/t/per-favore-un-consiglio/178970)
**Author:** [@orsobruno](https://www.ruby-forum.com/u/orsobruno)\ **Replies:** 2\ **Last updated:** [November 20, 2009, 10:31am UTC](https://www.ruby-forum.com/t/per-favore-un-consiglio/178970 "2009-11-20T10:31:04Z")
Sono un dilettante appassionato di informatica, conosco un po’ ruby e vorrei comperare un libro per migliorare la mia conoscenza di questo linguaggio, in particolare di Ruby 1.9.xxx. Ho trovato due libri in materia: … --- ## [Mocking problem in controller](https://www.ruby-forum.com/t/mocking-problem-in-controller/177990)
**Author:** [@drewB](https://www.ruby-forum.com/u/drewB)\ **Replies:** 2\ **Last updated:** [October 27, 2009, 10:27pm UTC](https://www.ruby-forum.com/t/mocking-problem-in-controller/177990 "2009-10-27T22:27:58Z")
I am having a lot of trouble figure out how to mock one my controller methods. I was hoping someone might be able to help me. Controller: def create … @objective = current\_user.objectives.create(params\[:objective\]… --- ## [Am I on the right track?](https://www.ruby-forum.com/t/am-i-on-the-right-track/175885)
**Author:** [@calvin](https://www.ruby-forum.com/u/calvin)\ **Replies:** 2\ **Last updated:** [September 23, 2009, 1:19am UTC](https://www.ruby-forum.com/t/am-i-on-the-right-track/175885 "2009-09-23T01:19:06Z")
Hi, I am pretty new to RSpec and I wonder if some code I have written is leading me in the right direction. Any advice is greatly appreciated! here is the code from calculator.rb class Calculator def equation(val1, … --- ## [Noob collection\_select question](https://www.ruby-forum.com/t/noob-collection-select-question/170493)
**Author:** [@spencer](https://www.ruby-forum.com/u/spencer)\ **Replies:** 2\ **Last updated:** [September 15, 2009, 11:31am UTC](https://www.ruby-forum.com/t/noob-collection-select-question/170493 "2009-09-15T11:31:45Z")
Hi, I have a question about the collection\_select helper and how it saves using the update\_attributes command. If I have a form\_for using a model instance such as @person and have elements inside it like: \<%= f.text\_… --- ## [Nginx-0.8.12](https://www.ruby-forum.com/t/nginx-0-8-12/174685)
**Author:** [@imixaly4](https://www.ruby-forum.com/u/imixaly4)\ **Replies:** 2\ **Last updated:** [August 31, 2009, 3:40pm UTC](https://www.ruby-forum.com/t/nginx-0-8-12/174685 "2009-08-31T15:40:38Z")
Changes with nginx 0.8.12 31 Aug 2009 \*) Feature: the "sendfile" parameter in the "aio" directive on FreeBSD. \*) Bugfix: in try\_files; the bug had appeared in 0.8.11. \*) Bugfi… --- ## [Ruby 1.9 ruby-debug | Alternative?](https://www.ruby-forum.com/t/ruby-1-9-ruby-debug-alternative/166334)
**Author:** [@rafael](https://www.ruby-forum.com/u/rafael)\ **Replies:** 2\ **Last updated:** [July 31, 2009, 7:54pm UTC](https://www.ruby-forum.com/t/ruby-1-9-ruby-debug-alternative/166334 "2009-07-31T19:54:45Z")
Hi everybody, I am looking around but only found confirmation of the fact, that ruby- debug is not maintained (right now/ anymore / yet) Are you looking into the same issue, have you any alternatives? greez --- ## [I suspect syntax got me this time](https://www.ruby-forum.com/t/i-suspect-syntax-got-me-this-time/229180)
**Author:** [@spinhoo](https://www.ruby-forum.com/u/spinhoo)\ **Replies:** 2\ **Last updated:** [July 24, 2009, 5:07pm UTC](https://www.ruby-forum.com/t/i-suspect-syntax-got-me-this-time/229180 "2009-07-24T17:07:33Z")
Hi I have created a class with a class method. I am trying to call it from a different class and I get the “uninitialized constant” error. Could some body help me out. Class with class method To change this templ… --- ## [Ruby from C++ (new to both) question](https://www.ruby-forum.com/t/ruby-from-c-new-to-both-question/172606)
**Author:** [@Steven\_LeBeau](https://www.ruby-forum.com/u/Steven_LeBeau)\ **Replies:** 2\ **Last updated:** [July 24, 2009, 5:20am UTC](https://www.ruby-forum.com/t/ruby-from-c-new-to-both-question/172606 "2009-07-24T05:20:00Z")
Hi, I’m currently taking a beginning C++ class and learning Ruby on my own. One thing I’m curious about (but don’t have the vocabulary to articulate it to a search engine, apparently) is if there’s an equivalent to d… --- ## [MagickWand for Ruby 0.1.0](https://www.ruby-forum.com/t/magickwand-for-ruby-0-1-0/169300)
**Author:** [@timhunter](https://www.ruby-forum.com/u/timhunter)\ **Replies:** 2\ **Last updated:** [June 2, 2009, 11:44pm UTC](https://www.ruby-forum.com/t/magickwand-for-ruby-0-1-0/169300 "2009-06-02T23:44:55Z")
I’ve just uploaded the first beta release of MagickWand for Ruby, my new binding to ImageMagick. MagickWand for Ruby is a complete rethinking of RMagick. I call it “RMagick rebooted.” MagickWand for Ruby objects are m… --- ## [Why d\_phase in Costas loop different in gr\_costas\_loop from gr\_mpsk\_receiver?](https://www.ruby-forum.com/t/why-d-phase-in-costas-loop-different-in-gr-costas-loop-from-gr-mpsk-receiver/168897)
**Author:** [@Mir\_MSAli](https://www.ruby-forum.com/u/Mir_MSAli)\ **Replies:** 2\ **Last updated:** [May 27, 2009, 2:39pm UTC](https://www.ruby-forum.com/t/why-d-phase-in-costas-loop-different-in-gr-costas-loop-from-gr-mpsk-receiver/168897 "2009-05-27T14:39:14Z")
Hi, Why is the d\_phase equation different in these two files? d\_phase += d\_alpha\*phase\_error; // In gr\_mpsk\_receiver.cc and d\_phase = d\_phase + d\_freq + d\_alpha \* error; // In gr\_costas\_loop.cc The d\_freq term is om… --- ## [Vertical frames for ruby-doc.org?](https://www.ruby-forum.com/t/vertical-frames-for-ruby-doc-org/168615)
**Author:** [@Michael\_JSISJacks](https://www.ruby-forum.com/u/Michael_JSISJacks)\ **Replies:** 2\ **Last updated:** [May 23, 2009, 11:40am UTC](https://www.ruby-forum.com/t/vertical-frames-for-ruby-doc-org/168615 "2009-05-23T11:40:58Z")
Hi all, Is anyone aware of a good hack to make the frames display vertically instead of horizontally on ruby-doc.org? I have much more screen width than I have height, and it would be a bit easier on the eyes I think. … --- ## [Function to check a value exists or not in array in RoR](https://www.ruby-forum.com/t/function-to-check-a-value-exists-or-not-in-array-in-ror/167684)
**Author:** [@venkat\_ruby](https://www.ruby-forum.com/u/venkat_ruby)\ **Replies:** 2\ **Last updated:** [May 11, 2009, 3:28pm UTC](https://www.ruby-forum.com/t/function-to-check-a-value-exists-or-not-in-array-in-ror/167684 "2009-05-11T15:28:11Z")
Hello, I need a function “to check a value exists or not in array” in RoR Please help… --- ## [Maxsize error in exporting excel file](https://www.ruby-forum.com/t/maxsize-error-in-exporting-excel-file/166279)
**Author:** [@ganeshk](https://www.ruby-forum.com/u/ganeshk)\ **Replies:** 2\ **Last updated:** [May 7, 2009, 6:48am UTC](https://www.ruby-forum.com/t/maxsize-error-in-exporting-excel-file/166279 "2009-05-07T06:48:08Z")
Hi, I am having exporting data to excel file from one report in our project.But the report contains more than 5 lack records so the parse excel gem it is giving “max size error” Plz reply me if anybody knows solution … --- ## [Reference clock and sync\_to\_pps](https://www.ruby-forum.com/t/reference-clock-and-sync-to-pps/166689)
**Author:** [@Juha\_V](https://www.ruby-forum.com/u/Juha_V)\ **Replies:** 2\ **Last updated:** [May 6, 2009, 9:37am UTC](https://www.ruby-forum.com/t/reference-clock-and-sync-to-pps/166689 "2009-05-06T09:37:09Z")
Why does the config\_mimo(MC\_WE\_SYNC\_TO\_SMA) always return true, even when there is no reference signal connected to the SMA connector? From what I understand, the sync\_to\_pps() feature works as follows: when the next … --- ## [Default scaffold makes a test.rb with errors](https://www.ruby-forum.com/t/default-scaffold-makes-a-test-rb-with-errors/166439)
**Author:** [@adsouzp](https://www.ruby-forum.com/u/adsouzp)\ **Replies:** 2\ **Last updated:** [April 25, 2009, 7:45pm UTC](https://www.ruby-forum.com/t/default-scaffold-makes-a-test-rb-with-errors/166439 "2009-04-25T19:45:47Z")
Lines 24, 29, 34, (39 and 40) show errors I received when I used – trace when I db:migrate all saying: test\_should\_show\_contact(ContactsControllerTest): NoMethodError: undefined method \`contacts’ Is the default file … --- ## [Windows platform, test if a file is fully flushed to disk](https://www.ruby-forum.com/t/windows-platform-test-if-a-file-is-fully-flushed-to-disk/165828)
**Author:** [@brianwisti](https://www.ruby-forum.com/u/brianwisti)\ **Replies:** 2\ **Last updated:** [April 17, 2009, 11:53pm UTC](https://www.ruby-forum.com/t/windows-platform-test-if-a-file-is-fully-flushed-to-disk/165828 "2009-04-17T23:53:26Z")
Hi all, I’ve written a Ruby script that scans a directory for new files at a specified interval, using Directory\_Watcher (Thanks for the great gem Tim Pease!), and when a new file is added to the directory - it strea… --- ## [Nginx + Memcached: Questions / Advice](https://www.ruby-forum.com/t/nginx-memcached-questions-advice/163032)
**Author:** [@unclouded](https://www.ruby-forum.com/u/unclouded)\ **Replies:** 2\ **Last updated:** [March 17, 2009, 1:10am UTC](https://www.ruby-forum.com/t/nginx-memcached-questions-advice/163032 "2009-03-17T01:10:27Z")
Hello, I’m looking to add some increased caching to our setup, and was interested in incorporating memcached to nginx. I just had a few questions, looking for a little direction! First, our current setup has an ngin… --- ## [ANN: openssl-nonblock 0.2.0](https://www.ruby-forum.com/t/ann-openssl-nonblock-0-2-0/162468)
**Author:** [@murfhy](https://www.ruby-forum.com/u/murfhy)\ **Replies:** 2\ **Last updated:** [March 10, 2009, 7:54am UTC](https://www.ruby-forum.com/t/ann-openssl-nonblock-0-2-0/162468 "2009-03-10T07:54:46Z")
Announcing openssl-nonblock 0.2.0, now available at: http://rubyforge.org/frs/shownotes.php?release\_id=32127 This gem patches the following nonblocking methods into the Ruby OpenSSL extension on Ruby 1.8.6, 1.8.7, and… [Previous page](https://www.ruby-forum.com/top.md?page=1869&per_page=50) [Next page](https://www.ruby-forum.com/top.md?page=1871&per_page=50)