# Latest **URL:** https://www.ruby-forum.com/latest.md?page=536 [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:** 537 --- ## [Strong parameters with has many gives “no implicit conversion of Symbol into Integer”](https://www.ruby-forum.com/t/strong-parameters-with-has-many-gives-no-implicit-conversion-of-symbol-into-integer/236656)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 1\ **Last updated:** [September 23, 2013, 5:53pm UTC](https://www.ruby-forum.com/t/strong-parameters-with-has-many-gives-no-implicit-conversion-of-symbol-into-integer/236656 "2013-09-23T17:53:11Z")
Trying to create a user from a json request but my server gives me “typeError (no implicit conversion of Symbol into Integer)”. I understand that it’s something wrong with my nested attribute but i dont know what, th… --- ## [Two ruby processes are running for one Rails app](https://www.ruby-forum.com/t/two-ruby-processes-are-running-for-one-rails-app/246276)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 3\ **Last updated:** [September 23, 2013, 5:28pm UTC](https://www.ruby-forum.com/t/two-ruby-processes-are-running-for-one-rails-app/246276 "2013-09-23T17:28:38Z")
Hi, I’m using ruby 1.8.7 with rails app(2.3.11) and deployed the app with apache server. My app performance is too slow so i configured the app with new relic and could see the ruby has 2 instances. One is for ruby(n… --- ## [Question about adding your own classes](https://www.ruby-forum.com/t/question-about-adding-your-own-classes/236636)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 4\ **Last updated:** [September 23, 2013, 5:22pm UTC](https://www.ruby-forum.com/t/question-about-adding-your-own-classes/236636 "2013-09-23T17:22:13Z")
Dear List, I am using gr\_modtool to create new modules and blocks, and I have a question about adding additional .cc/.h files that are not included by gr\_modtool to the cmake file or otherwise importing them by hand. … --- ## [Parameter as Array is empty jruby-ole32](https://www.ruby-forum.com/t/parameter-as-array-is-empty-jruby-ole32/246272)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 0\ **Last updated:** [September 23, 2013, 5:03pm UTC](https://www.ruby-forum.com/t/parameter-as-array-is-empty-jruby-ole32/246272 "2013-09-23T17:03:35Z")
Dear developers, I’m testing to connect with a DLL created in C# with this simple strcuture: \[ C# CODE \]… public interface ICore { \[System.ComponentModel.Description("… array test")\] void MyTest(string\[\] str); } … --- ## [Fwd: How to save file to s3 after processing by ffmpeg using carrierwave](https://www.ruby-forum.com/t/fwd-how-to-save-file-to-s3-after-processing-by-ffmpeg-using-carrierwave/236655)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 3\ **Last updated:** [September 23, 2013, 4:36pm UTC](https://www.ruby-forum.com/t/fwd-how-to-save-file-to-s3-after-processing-by-ffmpeg-using-carrierwave/236655 "2013-09-23T16:36:01Z")
HI All, I am trying to convert the bit rate of the Mp3 file before uploading to S3, I can able to create version for the mp3 file but the version is not saving in s3 instead original file is uploading to s3, any hel… --- ## [Ruby 1.9.0 problem with DL.dlopen](https://www.ruby-forum.com/t/ruby-1-9-0-problem-with-dl-dlopen/125580)
**Author:** [@chauk-mean](https://www.ruby-forum.com/u/chauk-mean)\ **Replies:** 4\ **Last updated:** [September 23, 2013, 4:29pm UTC](https://www.ruby-forum.com/t/ruby-1-9-0-problem-with-dl-dlopen/125580 "2013-09-23T16:29:06Z")
Hi, The following code runs with ruby 1.8.6 (2007-09-24 patchlevel 111) \[i386-mswin32\] on Windows : require ‘dl’ user32 = DL.dlopen(‘user32’) msgbox = user32\[‘MessageBoxA’, ‘ILSSI’\] msgbox.call(0, “Hello”, “Message… --- ## [Errors.on equilvalent on Rails 4](https://www.ruby-forum.com/t/errors-on-equilvalent-on-rails-4/246241)
**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\ **Replies:** 1\ **Last updated:** [September 23, 2013, 3:20pm UTC](https://www.ruby-forum.com/t/errors-on-equilvalent-on-rails-4/246241 "2013-09-23T15:20:38Z")
Hello! I’m starting with RoR today, but I buy a RoR 3.2 book, and my installation on Ubuntu is Rails 4 and Ruby 2.0. Anyway, in book I have this code: article.errors.on(:title) But, not works in Rails 4. 2.0.0-p24… --- ## [\[JOBS\] Looking for Devs in India to work at US on Rhomobile](https://www.ruby-forum.com/t/jobs-looking-for-devs-in-india-to-work-at-us-on-rhomobile/236657)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 0\ **Last updated:** [September 23, 2013, 2:53pm UTC](https://www.ruby-forum.com/t/jobs-looking-for-devs-in-india-to-work-at-us-on-rhomobile/236657 "2013-09-23T14:53:44Z")
Hi, Please forward your resumes to removed\_email\_address@domain.invalid to work on a India-United States (onsite + offsite) RoR development project on Motorola Rhomobile. Preference to H1B holders. If you have experi… --- ## [Submit-a-single-form-to-same-user-model-with-many-user-i](https://www.ruby-forum.com/t/submit-a-single-form-to-same-user-model-with-many-user-i/246242)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 0\ **Last updated:** [September 23, 2013, 2:50pm UTC](https://www.ruby-forum.com/t/submit-a-single-form-to-same-user-model-with-many-user-i/246242 "2013-09-23T14:50:49Z")
Can anyone please help me with this question on SO ? --- ## [System development lifecycle activites](https://www.ruby-forum.com/t/system-development-lifecycle-activites/236653)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 6\ **Last updated:** [September 23, 2013, 2:33pm UTC](https://www.ruby-forum.com/t/system-development-lifecycle-activites/236653 "2013-09-23T14:33:40Z")
Hi, I’ve been reading about the sdlc activites and I’d like to compose a short list of things to do when starting a new app. I just wanted to ask in general what you guys are using to design a new app. I guess it app… --- ## [Multiple Instances of Server?](https://www.ruby-forum.com/t/multiple-instances-of-server/123702)
**Author:** [@pete](https://www.ruby-forum.com/u/pete)\ **Replies:** 3\ **Last updated:** [September 23, 2013, 2:10pm UTC](https://www.ruby-forum.com/t/multiple-instances-of-server/123702 "2013-09-23T14:10:42Z")
Hello- Is it not possible to run multiple instances of ‘ruby script/server’ for different applications? I have 2 apps, say App1 and App2 and I would like to be able to host these locally at the same time using ruby s… --- ## [OptParse - how do I get the argument values?](https://www.ruby-forum.com/t/optparse-how-do-i-get-the-argument-values/236651)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 1\ **Last updated:** [September 23, 2013, 12:11pm UTC](https://www.ruby-forum.com/t/optparse-how-do-i-get-the-argument-values/236651 "2013-09-23T12:11:50Z")
I am trying to use OptParser to get the values of my options, but in the blocks I only seem to get boolean values. options = {} opt\_parser = OptionParser.new do |opts| opts.on(’-h’, ‘–help’, ‘Help’) { usage() } opts… --- ## [Read quotes about courage](https://www.ruby-forum.com/t/read-quotes-about-courage/236652)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 0\ **Last updated:** [September 23, 2013, 10:46am UTC](https://www.ruby-forum.com/t/read-quotes-about-courage/236652 "2013-09-23T10:46:30Z")
Quotes have motivated many people from age groups and have assisted them to comprehend their way of way of lifestyle in a better way. They have been essential happy quotes from plenty of your energy and effort person… --- ## [Sorting an array of arrays](https://www.ruby-forum.com/t/sorting-an-array-of-arrays/236645)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 5\ **Last updated:** [September 23, 2013, 9:06am UTC](https://www.ruby-forum.com/t/sorting-an-array-of-arrays/236645 "2013-09-23T09:06:35Z")
I have an array of arrays. The first field of each contained array is a date. The second field of each contained array is the corresponding day of the week. I thought that it would be very easy to sort the outer ar… --- ## [USRP2 plus WBX for sale](https://www.ruby-forum.com/t/usrp2-plus-wbx-for-sale/236242)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 1\ **Last updated:** [September 23, 2013, 7:32am UTC](https://www.ruby-forum.com/t/usrp2-plus-wbx-for-sale/236242 "2013-09-23T07:32:53Z")
I have a USRP2 plus WBX in excellent working condition for sale. I am asking $975 which includes shipping anywhere in continental US. --- ## [For sale: Ettus Research USRP N210](https://www.ruby-forum.com/t/for-sale-ettus-research-usrp-n210/236646)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 1\ **Last updated:** [September 23, 2013, 7:27am UTC](https://www.ruby-forum.com/t/for-sale-ettus-research-usrp-n210/236646 "2013-09-23T07:27:58Z")
Hello! I have one USRP N210 for sale, it comes in box with power supply and network cable. Probably new. Any interests for it? I live in Sweden and will ship overseas. Regards – View this message in context: ht… --- ## [USRP N210 for sale](https://www.ruby-forum.com/t/usrp-n210-for-sale/228031)
**Author:** [@sprsquish](https://www.ruby-forum.com/u/sprsquish)\ **Replies:** 1\ **Last updated:** [September 23, 2013, 7:19am UTC](https://www.ruby-forum.com/t/usrp-n210-for-sale/228031 "2013-09-23T07:19:52Z")
I am selling my USRP N210 in order to downgrade to the B100. I don’t need or use the extra capabilities as I mainly do ham radio experimenting with it and all signals I would work with are smaller than 8MHz. I am … --- ## [Watir-rspec 1.0 released](https://www.ruby-forum.com/t/watir-rspec-1-0-released/246257)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 1\ **Last updated:** [September 23, 2013, 6:31am UTC](https://www.ruby-forum.com/t/watir-rspec-1-0-released/246257 "2013-09-23T06:31:44Z")
Hi! Released watir-rspec 1.0: add installation binary watir-rspec for easier installation of the gem many internal changes README revamp Installation Add these lines to your application’s Gemfile: group :test do g… --- ## [Dtas 0.4.0 - duct tape audio suite for \*nix](https://www.ruby-forum.com/t/dtas-0-4-0-duct-tape-audio-suite-for-nix/236648)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 0\ **Last updated:** [September 23, 2013, 1:50am UTC](https://www.ruby-forum.com/t/dtas-0-4-0-duct-tape-audio-suite-for-nix/236648 "2013-09-23T01:50:35Z")
Free Software command-line tools for audio playback, mastering, and whatever else related to audio. dtas follows the worse-is-better philosophy and acts as duct tape to combine existing command-line tools for flexibi… --- ## [Proxy Server](https://www.ruby-forum.com/t/proxy-server/236610)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 5\ **Last updated:** [September 23, 2013, 12:52am UTC](https://www.ruby-forum.com/t/proxy-server/236610 "2013-09-23T00:52:44Z")
I understand that all a proxy does is redirect net traffic, but I dont see how one could be used to bypass web content filtering. I do plan to write one, (and make money off of people in my school) and I would like fo… --- ## [Ngx\_openresty stable version 1.4.2.8 released](https://www.ruby-forum.com/t/ngx-openresty-stable-version-1-4-2-8-released/236644)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 0\ **Last updated:** [September 23, 2013, 12:47am UTC](https://www.ruby-forum.com/t/ngx-openresty-stable-version-1-4-2-8-released/236644 "2013-09-23T00:47:29Z")
Hello folks! I am happy to announce that the new stable version of ngx\_openresty, 1.4.2.8, is now released: http://openresty.org/#Download Special thanks go to all the contributors for making this happen! Below is t… --- ## [GNU Radio Is On Kali Linux](https://www.ruby-forum.com/t/gnu-radio-is-on-kali-linux/236649)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 1\ **Last updated:** [September 23, 2013, 12:16am UTC](https://www.ruby-forum.com/t/gnu-radio-is-on-kali-linux/236649 "2013-09-23T00:16:31Z")
GNU Radio Fans- GNU Radio comes pre-installed on the latest version of Kali Linux: http://www.kali.org/news/kali-linux-software-defined-radio-support/http://www.kali.org/news/kali-linux-software-defined-radio-support/ … --- ## [How to redirect only if/after a FAILED basic authentication?](https://www.ruby-forum.com/t/how-to-redirect-only-if-after-a-failed-basic-authentication/236647)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 1\ **Last updated:** [September 23, 2013, 12:05am UTC](https://www.ruby-forum.com/t/how-to-redirect-only-if-after-a-failed-basic-authentication/236647 "2013-09-23T00:05:24Z")
I’m setting up an auth-before-proxy\_pass config. The following works now: location / { root /dev/null; auth\_basic “Restricted Remote”; auth\_basic\_user\_file /data/etc/security/auth/passwd.basic; proxy\_pass h… --- ## [Nginx as an AUTH + proxy\_pass in front of a mail server on the LAN; I'm missing something about pass](https://www.ruby-forum.com/t/nginx-as-an-auth-proxy-pass-in-front-of-a-mail-server-on-the-lan-im-missing-something-about-pass/246236)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 5\ **Last updated:** [September 22, 2013, 11:16pm UTC](https://www.ruby-forum.com/t/nginx-as-an-auth-proxy-pass-in-front-of-a-mail-server-on-the-lan-im-missing-something-about-pass/246236 "2013-09-22T23:16:19Z")
I have a mail server on my lan. It exposes a WebUI over SSL on port:443. It currently only has 1-step, password authentication. I want to add a 2nd layer of authentication, and put that mailserver behind an nginx s… --- ## [USRP Lan not detected](https://www.ruby-forum.com/t/usrp-lan-not-detected/236509)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 1\ **Last updated:** [September 22, 2013, 10:54pm UTC](https://www.ruby-forum.com/t/usrp-lan-not-detected/236509 "2013-09-22T22:54:07Z")
Dear all, I am using USRP N210 with a Lenovo Thinkpad labtop. When I connect ethernet wire nothing happens (the leds on both the lab and the USRP do not flash). And also the network gives me the message “Wired Network … --- ## [Presentations on USRP and GNU Radio](https://www.ruby-forum.com/t/presentations-on-usrp-and-gnu-radio/246237)
**Author:** [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\ **Replies:** 1\ **Last updated:** [September 22, 2013, 6:25pm UTC](https://www.ruby-forum.com/t/presentations-on-usrp-and-gnu-radio/246237 "2013-09-22T18:25:56Z")
Hello Everyone, This is an odd request. Something unethical to be frank. Nevertheless, I ask it. I have to give a presentation on USRPs and GNU Radio in a talk in our department this weekend. To most of the listeners… --- ## [String#crypt behaving differently that in MRI](https://www.ruby-forum.com/t/string-crypt-behaving-differently-that-in-mri/246243)
**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\ **Replies:** 4\ **Last updated:** [September 22, 2013, 1:18pm UTC](https://www.ruby-forum.com/t/string-crypt-behaving-differently-that-in-mri/246243 "2013-09-22T13:18:04Z")
Hey, I tried getting a Rails project working on JRuby 1.7.4 and a test regarding password hashes failed. Passwords hashes are created by: password.crypt(’$6$’ + salt) On MRI (2.0.0-p247), this returns a proper sha512… --- ## [Pluto gem update - another planet generator/feed reader now w/ template packs, live sites, and more](https://www.ruby-forum.com/t/pluto-gem-update-another-planet-generator-feed-reader-now-w-template-packs-live-sites-and-more/236643)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 0\ **Last updated:** [September 22, 2013, 11:35am UTC](https://www.ruby-forum.com/t/pluto-gem-update-another-planet-generator-feed-reader-now-w-template-packs-live-sites-and-more/236643 "2013-09-22T11:35:50Z")
Hello, I’ve updated the pluto gem. What’s pluto? The pluto gem lets you build planet sites, that is, web pages that get auto-build and auto-updated from published web feeds. See the Planet vienna.rb \[1\] or Planet Ru… --- ## [\[ANN\] jbundler-0.5.0 release](https://www.ruby-forum.com/t/ann-jbundler-0-5-0-release/236613)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 3\ **Last updated:** [September 22, 2013, 1:29am UTC](https://www.ruby-forum.com/t/ann-jbundler-0-5-0-release/236613 "2013-09-22T01:29:26Z")
happy to announce jbundler-0.5.0 release new features: jbundle tree gives an overview of the dependency tree jbundle executable -b bootstrap.rb will pack all gems and jars along with jruby itself and creates an ex… --- ## [Updating gr-specest to 3.7](https://www.ruby-forum.com/t/updating-gr-specest-to-3-7/236585)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 6\ **Last updated:** [September 22, 2013, 12:44am UTC](https://www.ruby-forum.com/t/updating-gr-specest-to-3-7/236585 "2013-09-22T00:44:27Z")
I’ve spent some time recently attempting to update gr-specest to 3.7, and I’ve run into a linker issue that’s a bit out of my depth, any suggestions would be helpful. I’ve been following the guide published at http:/… [Previous page](https://www.ruby-forum.com/latest.md?page=535) [Next page](https://www.ruby-forum.com/latest.md?page=537)