# Latest **URL:** https://www.ruby-forum.com/latest.md?page=581 [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:** 582 --- ## [Kernel.caller Performance Across Different Ruby Versions](https://www.ruby-forum.com/t/kernel-caller-performance-across-different-ruby-versions/235804)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 4\ **Last updated:** [July 16, 2013, 10:24pm UTC](https://www.ruby-forum.com/t/kernel-caller-performance-across-different-ruby-versions/235804 "2013-07-16T22:24:33Z")
I wrote a quick Ruby script to benchmark Kernel.caller using ruby-prof. I then ran that script manually across 3 Ruby versions. The results indicate that Kernel.caller is incrementally slower in newer Ruby versions. T… --- ## [Which object have my association extension method?](https://www.ruby-forum.com/t/which-object-have-my-association-extension-method/235807)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 0\ **Last updated:** [July 16, 2013, 10:21pm UTC](https://www.ruby-forum.com/t/which-object-have-my-association-extension-method/235807 "2013-07-16T22:21:37Z")
My Stackoverflow question: I have an association extension method like the following: class Bundle \< ActiveRecord::Base has\_many :items do def foo end end I was trying to use delayed job/sidekiq delay() method li… --- ## [Rails 3.2.13 model generator does not work in a mountable engine](https://www.ruby-forum.com/t/rails-3-2-13-model-generator-does-not-work-in-a-mountable-engine/228951)
**Author:** [@unknown](https://www.ruby-forum.com/u/unknown)\ **Replies:** 2\ **Last updated:** [July 16, 2013, 10:21pm UTC](https://www.ruby-forum.com/t/rails-3-2-13-model-generator-does-not-work-in-a-mountable-engine/228951 "2013-07-16T22:21:37Z")
I use rails plugin new engine\_name --mountable to generate a mountable engine, and cd engine\_name I tried rails g controller controller\_name, it works fine, but not rails g model model\_name, after I type this command … --- ## [Sleepy\_penguin 3.2.0 - Linux I/O events for Ruby](https://www.ruby-forum.com/t/sleepy-penguin-3-2-0-linux-i-o-events-for-ruby/235802)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 0\ **Last updated:** [July 16, 2013, 8:37pm UTC](https://www.ruby-forum.com/t/sleepy-penguin-3-2-0-linux-i-o-events-for-ruby/235802 "2013-07-16T20:37:03Z")
sleepy\_penguin provides access to newer, Linux-only system calls to wait on events from traditionally non-I/O sources. Bindings to the eventfd, timerfd, inotify, and epoll interfaces are provided. Experimental suppo… --- ## [SSL Reverse Proxy issues](https://www.ruby-forum.com/t/ssl-reverse-proxy-issues/235784)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 1\ **Last updated:** [July 16, 2013, 8:02pm UTC](https://www.ruby-forum.com/t/ssl-reverse-proxy-issues/235784 "2013-07-16T20:02:00Z")
So I have a nginx.conf file that has multiple server blocks in it and they all are working except this one, and this one is half working so I assume I’m just missing one thing. Basically what happens is you can goto … --- ## [Reg: SCGI application running error in NGINX server](https://www.ruby-forum.com/t/reg-scgi-application-running-error-in-nginx-server/235783)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 1\ **Last updated:** [July 16, 2013, 7:56pm UTC](https://www.ruby-forum.com/t/reg-scgi-application-running-error-in-nginx-server/235783 "2013-07-16T19:56:44Z")
Hi, I got this error in log file while running SCGI client in address 172.16.8.180 and nginx running on 172.16.8.143. /Error/: upstream timed out (110: Connection timed out) while reading response header from upstre… --- ## [Problem with assets and path](https://www.ruby-forum.com/t/problem-with-assets-and-path/235790)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 7\ **Last updated:** [July 16, 2013, 7:55pm UTC](https://www.ruby-forum.com/t/problem-with-assets-and-path/235790 "2013-07-16T19:55:34Z")
My page doesn’t load css and images in production mode. For css I get a path like “/appname/assets/…”. What’s wrong? Should be without appname. I tried the config.assets.paths but no luck. My app runs on fcgi (if tha… --- ## [Error while using example grc files of ofdm in 3.7 version](https://www.ruby-forum.com/t/error-while-using-example-grc-files-of-ofdm-in-3-7-version/235805)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 0\ **Last updated:** [July 16, 2013, 7:52pm UTC](https://www.ruby-forum.com/t/error-while-using-example-grc-files-of-ofdm-in-3-7-version/235805 "2013-07-16T19:52:03Z")
hi community, i tried to use the examples in ofdm. first i tried to simulate by putting both ofdm\_tx and ofdm\_rx in a single flowgraph and i ran it. i got the following error. FATAL: Missing a required length tag o… --- ## [Logs show massive spam of "proxy.php" access](https://www.ruby-forum.com/t/logs-show-massive-spam-of-proxy-php-access/235794)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 1\ **Last updated:** [July 16, 2013, 7:50pm UTC](https://www.ruby-forum.com/t/logs-show-massive-spam-of-proxy-php-access/235794 "2013-07-16T19:50:53Z")
Hello, since I have installed nxginx on my Ubuntu LTS, I see the logs absolutely full of text like this: 2013/07/16 11:07:43 \[error\] 24590#0: \*445 rewrite or internal redirection cycle while internally redirecting … --- ## [Logging a variable set by nginx's Lua module](https://www.ruby-forum.com/t/logging-a-variable-set-by-nginxs-lua-module/235798)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 3\ **Last updated:** [July 16, 2013, 6:45pm UTC](https://www.ruby-forum.com/t/logging-a-variable-set-by-nginxs-lua-module/235798 "2013-07-16T18:45:27Z")
I am trying to use the Lua module in nginx to set a variable (“foo”) based on JSON in the body of a request. Then I want to log the value of that variable to the access log. Like so: gist:17f5bf4736566737cc65 · GitHu… --- ## [\[ANN\] Rails 3.2.14.rc2 has been released!](https://www.ruby-forum.com/t/ann-rails-3-2-14-rc2-has-been-released/235797)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 0\ **Last updated:** [July 16, 2013, 6:21pm UTC](https://www.ruby-forum.com/t/ann-rails-3-2-14-rc2-has-been-released/235797 "2013-07-16T18:21:28Z")
Hi everyone, One regression was found on the 3.2.14.rc1 release. So, following the script We are releasing a new release candidate, Rails 3.2.14.rc2. If no regressions are found we will release 3.2.14 final final thi… --- ## [Multiple insert - one form](https://www.ruby-forum.com/t/multiple-insert-one-form/235799)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 0\ **Last updated:** [July 16, 2013, 5:52pm UTC](https://www.ruby-forum.com/t/multiple-insert-one-form/235799 "2013-07-16T17:52:15Z")
I am stuck extending my formular. There is a list of users with a checkbox. Submitting the form creates new entires depending on which check\_box was clicked. I want to include another attribute, (#new) but dont know … --- ## [GR Developers' Call, July 18](https://www.ruby-forum.com/t/gr-developers-call-july-18/235795)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 0\ **Last updated:** [July 16, 2013, 5:21pm UTC](https://www.ruby-forum.com/t/gr-developers-call-july-18/235795 "2013-07-16T17:21:51Z")
Hi everyone, Our July conference call is happening this Thursday, July 18 at 5pm UTC. Details can be found here: http://gnuradio.org/redmine/projects/gnuradio/wiki/Call20130718 Talk to you then! Tom --- ## [Gemma per implementare una wiki?](https://www.ruby-forum.com/t/gemma-per-implementare-una-wiki/235793)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 6\ **Last updated:** [July 16, 2013, 5:17pm UTC](https://www.ruby-forum.com/t/gemma-per-implementare-una-wiki/235793 "2013-07-16T17:17:45Z")
Ciao a tutti, vorrei aggiungere le funzionalit di una wiki ad un progetto rails, ma non sto trovando una gemma adatta (che non usi git per le revisioni). Avete suggerimenti? Non avendo successo nella ricerca, stavo p… --- ## [Pry with spork does not block](https://www.ruby-forum.com/t/pry-with-spork-does-not-block/227727)
**Author:** [@costi](https://www.ruby-forum.com/u/costi)\ **Replies:** 2\ **Last updated:** [July 16, 2013, 4:58pm UTC](https://www.ruby-forum.com/t/pry-with-spork-does-not-block/227727 "2013-07-16T16:58:17Z")
I’m trying to use Pry with spork and it doesn’t work for me. The issue seems that reading from stdin does not block, so Pry does not block. Any read from STDIN returns right away. rspec -X console.rb File follows: r… --- ## [Simple QAM project](https://www.ruby-forum.com/t/simple-qam-project/235640)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 5\ **Last updated:** [July 16, 2013, 4:54pm UTC](https://www.ruby-forum.com/t/simple-qam-project/235640 "2013-07-16T16:54:57Z")
I am trying to get data through a QAM-16 Modulator and just display the data stream on a Constellation Sink. I have 8khz sampled 8-bit data(char) going into the QAM Mod block. I have the output of the QAMmod block goi… --- ## [Need guidance for a simple search Rails application](https://www.ruby-forum.com/t/need-guidance-for-a-simple-search-rails-application/235780)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 6\ **Last updated:** [July 16, 2013, 4:51pm UTC](https://www.ruby-forum.com/t/need-guidance-for-a-simple-search-rails-application/235780 "2013-07-16T16:51:27Z")
Hi, I am learning Ruby. In the meantime, I have to make a simple app for a small company that I know how to make in PHP and MySQL. I have not started learning Rails yet (first I want to finish the Ruby book I have s… --- ## [Bug in volk on armv6](https://www.ruby-forum.com/t/bug-in-volk-on-armv6/245679)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 3\ **Last updated:** [July 16, 2013, 4:42pm UTC](https://www.ruby-forum.com/t/bug-in-volk-on-armv6/245679 "2013-07-16T16:42:04Z")
Hi! I would like to report a bug in volk on armv6. There is infinite “while” cycle in volk/tmpl/volk\_cpu.tmpl.c function “has\_neon” (line 111). Code “while(!found\_neon && auxvec\_f) {” will loop infinitely if there i… --- ## [SRIF workshop at SIGCOMM](https://www.ruby-forum.com/t/srif-workshop-at-sigcomm/245763)
**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\ **Replies:** 0\ **Last updated:** [July 16, 2013, 4:25pm UTC](https://www.ruby-forum.com/t/srif-workshop-at-sigcomm/245763 "2013-07-16T16:25:42Z")
Hi everyone, I want to remind everyone about the Software Radio Implementation Forum (SRIF) workshop at the ACM SIGCOMM conference in August in Hong Kong. I’m on the steering committee of the workshop, and we’ve been … --- ## [Reverse Proxy Stats](https://www.ruby-forum.com/t/reverse-proxy-stats/245832)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 0\ **Last updated:** [July 16, 2013, 4:09pm UTC](https://www.ruby-forum.com/t/reverse-proxy-stats/245832 "2013-07-16T16:09:20Z")
All, I’m wondering what people are doing for Reverse Proxy stats. Most project seem to be incomplete or may have bit rot. I’m looking to see the following. Active sessions to upstream servers Request distribution… --- ## [Nginx worker processors D state and high I/O utilization!](https://www.ruby-forum.com/t/nginx-worker-processors-d-state-and-high-i-o-utilization/245775)
**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\ **Replies:** 8\ **Last updated:** [July 16, 2013, 11:07am UTC](https://www.ruby-forum.com/t/nginx-worker-processors-d-state-and-high-i-o-utilization/245775 "2013-07-16T11:07:15Z")
Hello, We're using nginx-1.2.8 to serve large static files for video streaming. However all nginx worker\_processes are in “D” state and HDD I/O utilization is 99%. \[root@DNTX010 ~\]# ps aux |grep nginx root 3… --- ## [Re: measuring RSSI - N210 with RFX2400](https://www.ruby-forum.com/t/re-measuring-rssi-n210-with-rfx2400/245776)
**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\ **Replies:** 0\ **Last updated:** [July 16, 2013, 9:01am UTC](https://www.ruby-forum.com/t/re-measuring-rssi-n210-with-rfx2400/245776 "2013-07-16T09:01:39Z")
With respect to following post: http://lists.gnu.org/archive/html/discuss-gnuradio/2011-06/msg00066.html There is an “rssi” sensor:\>\>http://www.ettus.com/uhd\_docs/manual/html/dboards.html#rfx-series http://www.ettu… --- ## [Help for rails app controller](https://www.ruby-forum.com/t/help-for-rails-app-controller/235781)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 4\ **Last updated:** [July 16, 2013, 9:00am UTC](https://www.ruby-forum.com/t/help-for-rails-app-controller/235781 "2013-07-16T09:00:29Z")
hi, im a new rails developper, and i try to create an action into a controller to do something like that: when u user purshase an item, his godparent (user contact) will receive money. i create the purshase controll… --- ## [Rest in ruby on rails](https://www.ruby-forum.com/t/rest-in-ruby-on-rails/245773)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 10\ **Last updated:** [July 16, 2013, 8:49am UTC](https://www.ruby-forum.com/t/rest-in-ruby-on-rails/245773 "2013-07-16T08:49:22Z")
Hello Friends, Can anybody explain me, What is Rest mean in RUBY ON RAILS… --- ## [Want a sample working source code for multi language application](https://www.ruby-forum.com/t/want-a-sample-working-source-code-for-multi-language-application/235773)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 2\ **Last updated:** [July 16, 2013, 8:47am UTC](https://www.ruby-forum.com/t/want-a-sample-working-source-code-for-multi-language-application/235773 "2013-07-16T08:47:37Z")
If any one have a sample rails application, which is in multiple language, please send me or just give me the link. I am trying to convert my application in Marathi that’s why i need it. Thanks, Tushar P… --- ## [Please give me some example about highchart in Rails using highcharts-rails gem](https://www.ruby-forum.com/t/please-give-me-some-example-about-highchart-in-rails-using-highcharts-rails-gem/245770)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 4\ **Last updated:** [July 16, 2013, 7:41am UTC](https://www.ruby-forum.com/t/please-give-me-some-example-about-highchart-in-rails-using-highcharts-rails-gem/245770 "2013-07-16T07:41:01Z")
I have to build some report screeen for my project I want to use highcharts-rails gem to build this screen I research some document about it but I want someone have ever done with highcharts-rails gem can give me some… --- ## [Difference between CGI based web applications and phusion passenger/ sinatra based web applications](https://www.ruby-forum.com/t/difference-between-cgi-based-web-applications-and-phusion-passenger-sinatra-based-web-applications/235792)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 0\ **Last updated:** [July 16, 2013, 6:07am UTC](https://www.ruby-forum.com/t/difference-between-cgi-based-web-applications-and-phusion-passenger-sinatra-based-web-applications/235792 "2013-07-16T06:07:06Z")
What is difference between CGI based web applications and phusion passenger/ sinatra based web applications? What could be the best option for REST implementation? -Shubhada --- ## [Rendering Partials from another Folder](https://www.ruby-forum.com/t/rendering-partials-from-another-folder/235787)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 1\ **Last updated:** [July 16, 2013, 5:23am UTC](https://www.ruby-forum.com/t/rendering-partials-from-another-folder/235787 "2013-07-16T05:23:07Z")
Hello G.s :slight\_smile: I’m fairly new to Rails and a problem keeps bugging me for days now. I’mt Trying to render a Partial from my App/view/pins folder to my app/view/layout folder (My menu). Basically im trying t… --- ## [Mistake in fmdet\_cf\_impl.cc:109?](https://www.ruby-forum.com/t/mistake-in-fmdet-cf-impl-cc-109/235722)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 1\ **Last updated:** [July 16, 2013, 12:51am UTC](https://www.ruby-forum.com/t/mistake-in-fmdet-cf-impl-cc-109/235722 "2013-07-16T00:51:08Z")
Hello all, I was reading the c++ code of FM demodulators in gnuradio and I encountered this in fmdet\_cf\_impl.cc:109: Sdot = d\_scl \* (-S0+d\_8S1-d\_8S1+S4); I don’t know according to what principle this demodulator work… --- ## [Problem with clock\_recovery\_mm on low data rates](https://www.ruby-forum.com/t/problem-with-clock-recovery-mm-on-low-data-rates/235775)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 1\ **Last updated:** [July 15, 2013, 11:51pm UTC](https://www.ruby-forum.com/t/problem-with-clock-recovery-mm-on-low-data-rates/235775 "2013-07-15T23:51:32Z")
Hi all, I am implementing a fsk receiver and using clock\_recovery\_mm for synchronization. The block was working fine till I lowered my data rate to 50bps. I do not know what goes wrong for low data rates. I am using… [Previous page](https://www.ruby-forum.com/latest.md?page=580) [Next page](https://www.ruby-forum.com/latest.md?page=582)