# Latest **URL:** https://www.ruby-forum.com/latest.md?page=509 [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:** 510 --- ## [2 x 1 MISO Transmission with WBX](https://www.ruby-forum.com/t/2-x-1-miso-transmission-with-wbx/237201)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 1\ **Last updated:** [October 29, 2013, 11:18pm UTC](https://www.ruby-forum.com/t/2-x-1-miso-transmission-with-wbx/237201 "2013-10-29T23:18:36Z")
Hi, I am trying to transmit simultaneously from two WBX boards each in an N210. They are connected to each other via a MIMO cable, and then one is connected to my PC by Ethernet. They are both synchronized with exter… --- ## [Ngx\_openresty mainline version 1.4.3.1 released](https://www.ruby-forum.com/t/ngx-openresty-mainline-version-1-4-3-1-released/237208)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 0\ **Last updated:** [October 29, 2013, 9:50pm UTC](https://www.ruby-forum.com/t/ngx-openresty-mainline-version-1-4-3-1-released/237208 "2013-10-29T21:50:00Z")
Hello folks! I am pleased to announce that the new mainline version of ngx\_openresty, 1.4.3.1, is now released: http://openresty.org/#Download Special thanks go to all the contributors for making this happen! Below … --- ## [JRuby 1.7.6 performance tuning](https://www.ruby-forum.com/t/jruby-1-7-6-performance-tuning/237205)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 0\ **Last updated:** [October 29, 2013, 8:42pm UTC](https://www.ruby-forum.com/t/jruby-1-7-6-performance-tuning/237205 "2013-10-29T20:42:48Z")
I’d like to see an update of the performance tuning wiki page. What are current recommendations for JVM selection and command line settings for server scripts? --- ## [Alternative ssl](https://www.ruby-forum.com/t/alternative-ssl/217077)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 4\ **Last updated:** [October 29, 2013, 5:57pm UTC](https://www.ruby-forum.com/t/alternative-ssl/217077 "2013-10-29T17:57:28Z")
Hi, NGINX dev team has been working with CyaSSL in regard to integrating this library as an alternative SSL engine: What would be opinions here in regards to what kind of an SSL is good to have with nginx? And what… --- ## [Unescape result from inspect](https://www.ruby-forum.com/t/unescape-result-from-inspect/237007)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 4\ **Last updated:** [October 29, 2013, 5:44pm UTC](https://www.ruby-forum.com/t/unescape-result-from-inspect/237007 "2013-10-29T17:44:02Z")
how can i unescape the results from inspect method. I tried with URI but not lucky :frowning: x={“a”=\>“aaaaaaaaaaaaaa”,“b”=\>“ññññækkksdlæp@”} puts URI.unescape(x.inspect) --- ## [Project for Ruby- Theater seating](https://www.ruby-forum.com/t/project-for-ruby-theater-seating/237188)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 7\ **Last updated:** [October 29, 2013, 4:50pm UTC](https://www.ruby-forum.com/t/project-for-ruby-theater-seating/237188 "2013-10-29T16:50:15Z")
I need help…This is a project I have been trying to finish. Write a program that can be used by a small theater to sell tickets. The theater auditorium has 15 row of seats with 30 seats in each row. The program should… --- ## [Gnuradio-core.pc file is missing](https://www.ruby-forum.com/t/gnuradio-core-pc-file-is-missing/237187)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 7\ **Last updated:** [October 29, 2013, 4:01pm UTC](https://www.ruby-forum.com/t/gnuradio-core-pc-file-is-missing/237187 "2013-10-29T16:01:11Z")
Dear All, I want to install gnuradio. I write what I did and what I could not do: system: Ubuntu 13.04 installed Install Dependencies for my systems as in your web page: http://gnuradio.org/redmine/projects/gnuradi… --- ## [Ruby, find path of a directory](https://www.ruby-forum.com/t/ruby-find-path-of-a-directory/237197)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 1\ **Last updated:** [October 29, 2013, 3:17pm UTC](https://www.ruby-forum.com/t/ruby-find-path-of-a-directory/237197 "2013-10-29T15:17:22Z")
Is it possible to find/get the complete path of a directory by specifying the directory name as which drive it is in? For example I’ve a directory on drive as D:\\abc\\efg\\screenshots\\ I want to find the complete path … --- ## [Debugging New Gnuradio blocks](https://www.ruby-forum.com/t/debugging-new-gnuradio-blocks/237189)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 2\ **Last updated:** [October 29, 2013, 2:49pm UTC](https://www.ruby-forum.com/t/debugging-new-gnuradio-blocks/237189 "2013-10-29T14:49:19Z")
Dear List, Im finding it particularly challenging to debug new gnu radio blocks. If I have a printf() in my work() function, the output is not written to std out; is it redirected elsewhere? What other methods are you… --- ## [How can I use module methods as class methods?](https://www.ruby-forum.com/t/how-can-i-use-module-methods-as-class-methods/237175)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 9\ **Last updated:** [October 29, 2013, 1:52pm UTC](https://www.ruby-forum.com/t/how-can-i-use-module-methods-as-class-methods/237175 "2013-10-29T13:52:38Z")
Hi, Here is a code : module A def self.foo 1 end def bar 2 end end Now if I do extend class B extend A end B.bar # 2 B.foo # error B.new.foo # error Now if I do include class B include A end B.new.bar … --- ## [Memory cache read/write problem](https://www.ruby-forum.com/t/memory-cache-read-write-problem/237196)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [October 29, 2013, 1:47pm UTC](https://www.ruby-forum.com/t/memory-cache-read-write-problem/237196 "2013-10-29T13:47:23Z")
I have posted the question is stack overflow and unable to find the solution of the problem. http://stackoverflow.com/questions/19655803/internationalization-i18n-cache-read-write Please help me to solve the problem --- ## [Configure Webrick server](https://www.ruby-forum.com/t/configure-webrick-server/237195)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [October 29, 2013, 1:41pm UTC](https://www.ruby-forum.com/t/configure-webrick-server/237195 "2013-10-29T13:41:32Z")
Hi, I am new to RoR and I want to know how to configure Webrick server and how to display URL without changing it when a request comes to it. So please help in that. Thanks, R.Ashok K. Reddy --- ## [Minor misleading configure error-msg around PCRE](https://www.ruby-forum.com/t/minor-misleading-configure-error-msg-around-pcre/237194)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 1\ **Last updated:** [October 29, 2013, 11:48am UTC](https://www.ruby-forum.com/t/minor-misleading-configure-error-msg-around-pcre/237194 "2013-10-29T11:48:48Z")
Hi, ./configure: error: the HTTP rewrite module requires the PCRE library. You can either disable the module by using –without-http\_rewrite\_module option, or install the PCRE library into the system, or build the PCR… --- ## [Webdav & chunk encoding : error code 500](https://www.ruby-forum.com/t/webdav-chunk-encoding-error-code-500/237192)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 1\ **Last updated:** [October 29, 2013, 11:42am UTC](https://www.ruby-forum.com/t/webdav-chunk-encoding-error-code-500/237192 "2013-10-29T11:42:22Z")
Hello, We’re trying to use an appliance with the Nginx Webdav server. It is a streaming encoding plateform which is trying to send chunks. But for each chunks, we got a 500 error. We noticed the following error logs … --- ## [Re: Webdav & chunk encoding : error code 500](https://www.ruby-forum.com/t/re-webdav-chunk-encoding-error-code-500/237193)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [October 29, 2013, 10:57am UTC](https://www.ruby-forum.com/t/re-webdav-chunk-encoding-error-code-500/237193 "2013-10-29T10:57:23Z")
mkdir -p /data/ram/864/.tmp ?? --- ## [T.string :name, :null =\> false - is being ignored! (Devise)](https://www.ruby-forum.com/t/t-string-name-null-false-is-being-ignored-devise/237172)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 4\ **Last updated:** [October 29, 2013, 10:55am UTC](https://www.ruby-forum.com/t/t-string-name-null-false-is-being-ignored-devise/237172 "2013-10-29T10:55:02Z")
People, I have included the devise gem in an app and it is going OK but I needed a name field as well as the email so I added it to the migration file: class DeviseCreateUsers \< ActiveRecord::Migration def change cr… --- ## [Time.at](https://www.ruby-forum.com/t/time-at/237191)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 1\ **Last updated:** [October 29, 2013, 10:01am UTC](https://www.ruby-forum.com/t/time-at/237191 "2013-10-29T10:01:17Z")
Hi friends, now i upgrade my ruby version 2.0.0. How can use Time.at In ruby 2.0.0. Thanks for advance. --- ## [Migrate postgresql database to uuid](https://www.ruby-forum.com/t/migrate-postgresql-database-to-uuid/237127)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 6\ **Last updated:** [October 29, 2013, 7:08am UTC](https://www.ruby-forum.com/t/migrate-postgresql-database-to-uuid/237127 "2013-10-29T07:08:58Z")
Hi all, I am using rails 3.1 and ruby 1.9.3,Now i want to use uuid concept in rails 3 for existing data so i did like :- create\_table :posts, :id =\> false do |t| t.string :uuid, :limit =\> 36, :primary =\> true end A… --- ## [Moving away from web agency](https://www.ruby-forum.com/t/moving-away-from-web-agency/237179)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 7\ **Last updated:** [October 29, 2013, 1:57am UTC](https://www.ruby-forum.com/t/moving-away-from-web-agency/237179 "2013-10-29T01:57:43Z")
Hi We are having issues with our currentl web agency who have built our website on ASP using Ruby on Rails. Forgive my ignorance if I have this the wrong way around, this is not my area of expertise! Can someone tell… --- ## [Rails 2.3.2 and config.action\_controller.session](https://www.ruby-forum.com/t/rails-2-3-2-and-config-action-controller-session/237186)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 22\ **Last updated:** [October 29, 2013, 1:10am UTC](https://www.ruby-forum.com/t/rails-2-3-2-and-config-action-controller-session/237186 "2013-10-29T01:10:23Z")
Further on migrating my ancient 1.8.6 Rails 2.3.2 app from Windows to Linux Mint, whatever I do, I keep getting the same error pertaining to “\* A key is required to write a cookie containing the session data. Use co… --- ## [Does rake db:schema:load need the whole environment?](https://www.ruby-forum.com/t/does-rake-dbload-need-the-whole-environment/237190)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [October 29, 2013, 12:54am UTC](https://www.ruby-forum.com/t/does-rake-dbload-need-the-whole-environment/237190 "2013-10-29T00:54:36Z")
I ran into a “chicken before the egg” problem where a gem was expecting the tables to be present when loaded which was fine until you try and build the db from scratch using db:setup. When it hits db:schema:load the … --- ## [Ironruby.net down?](https://www.ruby-forum.com/t/ironruby-net-down/236261)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 13\ **Last updated:** [October 28, 2013, 10:34pm UTC](https://www.ruby-forum.com/t/ironruby-net-down/236261 "2013-10-28T22:34:20Z")
Hi all, I’m trying to go to http://ironruby.net Is the website down? Regards, Eduardo --- ## [Tests of gr-analog failed](https://www.ruby-forum.com/t/tests-of-gr-analog-failed/237149)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 4\ **Last updated:** [October 28, 2013, 10:05pm UTC](https://www.ruby-forum.com/t/tests-of-gr-analog-failed/237149 "2013-10-28T22:05:42Z")
Hi, I’m just compiling gnuradio 3.7 latest git. Some tests in gr-analog failed with undefined symbol: Traceback (most recent call last): File “/home/schroer/gnuradiocomponents/gnuradio/gr-analog/python/analog/qa\_agc… --- ## [New Ruby Girl](https://www.ruby-forum.com/t/new-ruby-girl/237140)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 3\ **Last updated:** [October 28, 2013, 9:32pm UTC](https://www.ruby-forum.com/t/new-ruby-girl/237140 "2013-10-28T21:32:59Z")
Hi, I’m student on anakkale 18 Mart University computer engineering, i got interested ruby, i want to do some works with ruby, are there jobs i can do? --- ## [\[GRC\] Search function rewrite](https://www.ruby-forum.com/t/grc-search-function-rewrite/237147)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 3\ **Last updated:** [October 28, 2013, 9:16pm UTC](https://www.ruby-forum.com/t/grc-search-function-rewrite/237147 "2013-10-28T21:16:02Z")
Hi, I just completed a rewrite of the search function in GRC (on master). The block tree is now filted (instead of showing search results in a separete category). Also, this fixes the long-standing bug where GRC woul… --- ## [Twitter API in ruby on rails application](https://www.ruby-forum.com/t/twitter-api-in-ruby-on-rails-application/237185)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [October 28, 2013, 8:28pm UTC](https://www.ruby-forum.com/t/twitter-api-in-ruby-on-rails-application/237185 "2013-10-28T20:28:42Z")
Hi, I am developing a ruby on rails application for getting all users tweets from twitter after twitter login from my application I am able to get user\_id,email,provider,name etc from twitter login but I want to use … --- ## [Bug with recent changes to Volk](https://www.ruby-forum.com/t/bug-with-recent-changes-to-volk/237181)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 6\ **Last updated:** [October 28, 2013, 8:22pm UTC](https://www.ruby-forum.com/t/bug-with-recent-changes-to-volk/237181 "2013-10-28T20:22:51Z")
I believe there is a bug with the commit “volk: fixed volk rotator kernel to support aligned and unaligned.” I built and successfully installed the merge just prior to this commit just fine, but when I attempt to in… --- ## [Nill output message (classes)](https://www.ruby-forum.com/t/nill-output-message-classes/237158)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 14\ **Last updated:** [October 28, 2013, 7:53pm UTC](https://www.ruby-forum.com/t/nill-output-message-classes/237158 "2013-10-28T19:53:03Z")
I’m trying to practice and learn by making my first program. I just started learning about classes so I decided to convert the whole program so it has a class in it. It was successful (kinda), but in the end I don’t k… --- ## [HttpLimitReqModule: In the error log, what is the unit of the "excess" value?](https://www.ruby-forum.com/t/httplimitreqmodule-in-the-error-log-what-is-the-unit-of-the-excess-value/237184)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [October 28, 2013, 7:15pm UTC](https://www.ruby-forum.com/t/httplimitreqmodule-in-the-error-log-what-is-the-unit-of-the-excess-value/237184 "2013-10-28T19:15:04Z")
Hi, This is an example of an entry in the log, left by HttpLimitReqModule: 2013/10/27 10:00:11 \[error\] 1402#0: \*313355 limiting requests, excess: 0.580 by zone “zone1”, client: 20.147.43.103, server: api.acme.com, re… --- ## [Volumetric visualization](https://www.ruby-forum.com/t/volumetric-visualization/237183)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [October 28, 2013, 7:12pm UTC](https://www.ruby-forum.com/t/volumetric-visualization/237183 "2013-10-28T19:12:40Z")
Hello Experts! for study purposes I need to create a SketchUp Ruby script for volumetric visualization of radiation fields. Dose volume must be divided into voxels where each voxel have x;y;z coordinates and value V … [Previous page](https://www.ruby-forum.com/latest.md?page=508) [Next page](https://www.ruby-forum.com/latest.md?page=510)