# Latest **URL:** https://www.ruby-forum.com/latest.md?page=506 [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:** 507 --- ## [Help needed with config](https://www.ruby-forum.com/t/help-needed-with-config/237300)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 2\ **Last updated:** [November 4, 2013, 8:24pm UTC](https://www.ruby-forum.com/t/help-needed-with-config/237300 "2013-11-04T20:24:05Z")
Hi, I’m baffled. What I want to do is to serve static and php files from one root if they exist there, and from another if they don’t, and give a 404 error if the file is in neither location. I have the following con… --- ## [Calling functions](https://www.ruby-forum.com/t/calling-functions/237298)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 7\ **Last updated:** [November 4, 2013, 6:22pm UTC](https://www.ruby-forum.com/t/calling-functions/237298 "2013-11-04T18:22:35Z")
Hey guys, totally new to Ruby so bear with me please. I can’t get the functions to call is a little script I’m trying to get to run, just some basic input output to learn my way around Ruby. ###CODE START### #!/usr/b… --- ## [Simple Tx/Rx setup](https://www.ruby-forum.com/t/simple-tx-rx-setup/237295)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 1\ **Last updated:** [November 4, 2013, 4:01pm UTC](https://www.ruby-forum.com/t/simple-tx-rx-setup/237295 "2013-11-04T16:01:12Z")
Hello folks, I am attempting to transmit a bit stream from one bladeRF to another bladeRF using an SMA cable from the Tx output to the Rx input of the other. For simplicity’s sake, I’m transmitting a finite bit strea… --- ## [Simple Tx/Rx setup](https://www.ruby-forum.com/t/simple-tx-rx-setup/237296)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 0\ **Last updated:** [November 4, 2013, 3:59pm UTC](https://www.ruby-forum.com/t/simple-tx-rx-setup/237296 "2013-11-04T15:59:27Z")
Hello folks, I am attempting to transmit a bit stream from one bladeRF to another bladeRF using an SMA cable from the Tx output to the Rx input of the other. For simplicity’s sake, I’m transmitting a finite bit strea… --- ## [Turn OFF Daglight saving time in Rails app](https://www.ruby-forum.com/t/turn-off-daglight-saving-time-in-rails-app/237240)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 1\ **Last updated:** [November 4, 2013, 3:16pm UTC](https://www.ruby-forum.com/t/turn-off-daglight-saving-time-in-rails-app/237240 "2013-11-04T15:16:53Z")
Hello G.s, Is there any way that we can turn off DayLight saving in rails app? Rails uses tzinfo gem for converting time in zones but it does not handle it correctly for some timezone. Is there any way we can turn O… --- ## [Nginx http proxy support for backend server health checks / status monitoring url](https://www.ruby-forum.com/t/nginx-http-proxy-support-for-backend-server-health-checks-status-monitoring-url/237244)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 3\ **Last updated:** [November 4, 2013, 12:58pm UTC](https://www.ruby-forum.com/t/nginx-http-proxy-support-for-backend-server-health-checks-status-monitoring-url/237244 "2013-11-04T12:58:55Z")
Hello, I’m using nginx as a http proxy / loadbalancer for an application which which has the following setup on the backend servers: https/403 provides the application at: https://hostname-of-backend/app/ statu… --- ## [Alf 0.15.0 is out. Relational algebra at your fingertips -- www.try-alf.org](https://www.ruby-forum.com/t/alf-0-15-0-is-out-relational-algebra-at-your-fingertips-www-try-alf-org/237288)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 1\ **Last updated:** [November 4, 2013, 10:43am UTC](https://www.ruby-forum.com/t/alf-0-15-0-is-out-relational-algebra-at-your-fingertips-www-try-alf-org/237288 "2013-11-04T10:43:59Z")
Hi ! Alf 0.15.0, Relational Algebra at your Fingertips, has just been released to rubygems.org. Alf provides a rich set of features for querying databases and manipulating data, including: Relation as a first cla… --- ## [Redirecting java stdout to a JRuby socket](https://www.ruby-forum.com/t/redirecting-java-stdout-to-a-jruby-socket/237293)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 0\ **Last updated:** [November 4, 2013, 10:39am UTC](https://www.ruby-forum.com/t/redirecting-java-stdout-to-a-jruby-socket/237293 "2013-11-04T10:39:18Z")
Hi Gurus, Is there a way to redirect java.lang.System.out to a RubySocket’s iostream? I was trying this with a simple tcp server, where I first had a $stdout = socket After which a plain puts() worked and dumped stu… --- ## [Data from Fixtures](https://www.ruby-forum.com/t/data-from-fixtures/237287)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 1\ **Last updated:** [November 4, 2013, 10:36am UTC](https://www.ruby-forum.com/t/data-from-fixtures/237287 "2013-11-04T10:36:58Z")
Hi, I’m using Cucumber+Watir for a POC. I want to use testdata from fixtures. How can I call the data available in fixtures(.yml file) in any .rb file? Appreciate suggestions. Thx, #M --- ## [Minegems: hosting privato di gems (opensource)](https://www.ruby-forum.com/t/minegems-hosting-privato-di-gems-opensource/237292)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 0\ **Last updated:** [November 4, 2013, 10:31am UTC](https://www.ruby-forum.com/t/minegems-hosting-privato-di-gems-opensource/237292 "2013-11-04T10:31:42Z")
Buon luned a tutti, Ho appena aperto il codice di Minegems: hosting privato di gems, che funziona con account multipli e pu essere messo in produzione su Heroku. Il progetto non attivamente mantenuto, e funziona solo… --- ## [How to do the validation](https://www.ruby-forum.com/t/how-to-do-the-validation/237291)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 0\ **Last updated:** [November 4, 2013, 9:47am UTC](https://www.ruby-forum.com/t/how-to-do-the-validation/237291 "2013-11-04T09:47:53Z")
validate tem\<35 2. the tem presence:true,the tem\_date can be set date 3. the tem\<35, tem\_c set “合格”,otherwise tem\_c set “不合格” --- ## [Unicorn 4.7.0 - Rack HTTP server for fast clients and Unix](https://www.ruby-forum.com/t/unicorn-4-7-0-rack-http-server-for-fast-clients-and-unix/237290)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 0\ **Last updated:** [November 4, 2013, 8:57am UTC](https://www.ruby-forum.com/t/unicorn-4-7-0-rack-http-server-for-fast-clients-and-unix/237290 "2013-11-04T08:57:04Z")
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… --- ## [Cannot access HTTPS](https://www.ruby-forum.com/t/cannot-access-https/236902)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 4\ **Last updated:** [November 4, 2013, 5:53am UTC](https://www.ruby-forum.com/t/cannot-access-https/236902 "2013-11-04T05:53:40Z")
I used RVM to install Ruby 2.0 on my Mac OS X Mountain Lion. OpenSSL is installed automatically by RVM before installing Ruby 2.0 (autolibs via Homebrew). My problem is that ‘net/http’ cannot request through HTTPS. He… --- ## [UUU and DDD communicating with N210 @ 10 Msymbol/s](https://www.ruby-forum.com/t/uuu-and-ddd-communicating-with-n210-10-msymbol-s/237284)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 1\ **Last updated:** [November 3, 2013, 10:41pm UTC](https://www.ruby-forum.com/t/uuu-and-ddd-communicating-with-n210-10-msymbol-s/237284 "2013-11-03T22:41:35Z")
Dear friends, I am getting some “UUU” at the beginning of a transmission stream and a lot of “DDDD” during the simultaneous reception stream. I am sending and simultaneously receiving a BPSK stream at 10 MSample/s on… --- ## [Why the Qam modulation cannot work well in ofdm benchmark example?](https://www.ruby-forum.com/t/why-the-qam-modulation-cannot-work-well-in-ofdm-benchmark-example/237270)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 2\ **Last updated:** [November 3, 2013, 10:13pm UTC](https://www.ruby-forum.com/t/why-the-qam-modulation-cannot-work-well-in-ofdm-benchmark-example/237270 "2013-11-03T22:13:20Z")
Hi guys, Recently, I have conducted a project based on ofdm benchmark. However, when I use the high modulation rate like qam16 and qam64, the packet error rate increase significantly. I guess the reason is that the … --- ## [jScript framework?](https://www.ruby-forum.com/t/jscript-framework/237236)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 2\ **Last updated:** [November 3, 2013, 10:13pm UTC](https://www.ruby-forum.com/t/jscript-framework/237236 "2013-11-03T22:13:20Z")
newbie disclaimer - i have yet to even start using RoR… hello all - i am getting ready to start looking into RoR and was wondering about how various (and many) jScript frameworks might tie into RoR. particularly, i w… --- ## [AttributeError: 'module' object has no attribute 'square3\_ff'](https://www.ruby-forum.com/t/attributeerror-module-object-has-no-attribute-square3-ff/237200)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 3\ **Last updated:** [November 3, 2013, 5:07pm UTC](https://www.ruby-forum.com/t/attributeerror-module-object-has-no-attribute-square3-ff/237200 "2013-11-03T17:07:51Z")
Hello Everyone, I’m getting an error while adding a new block to grc version 3.7.2git-110-gb8b9bff2. I followed the tutorial at http://gnuradio.org/redmine/projects/gnuradio/wiki/OutOfTreeModules Also had to modify … --- ## [How to get multipe rx\_time tags while receiving continuously](https://www.ruby-forum.com/t/how-to-get-multipe-rx-time-tags-while-receiving-continuously/237239)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 4\ **Last updated:** [November 3, 2013, 3:48pm UTC](https://www.ruby-forum.com/t/how-to-get-multipe-rx-time-tags-while-receiving-continuously/237239 "2013-11-03T15:48:59Z")
Hi, As far as I know rx\_time tag is associated with the first sample of a receive stream. If I wanna get multiple rx\_time tags while receiving continuous data, should I stop and issue a new stream again and again for… --- ## [Any gotchas using Jruby 1.7x with JDK 1.8x?](https://www.ruby-forum.com/t/any-gotchas-using-jruby-1-7x-with-jdk-1-8x/237283)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 1\ **Last updated:** [November 3, 2013, 12:57pm UTC](https://www.ruby-forum.com/t/any-gotchas-using-jruby-1-7x-with-jdk-1-8x/237283 "2013-11-03T12:57:17Z")
thanks Charles --- ## [Jenv](https://www.ruby-forum.com/t/jenv/237247)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 3\ **Last updated:** [November 3, 2013, 12:51pm UTC](https://www.ruby-forum.com/t/jenv/237247 "2013-11-03T12:51:26Z")
hi, do you all use JENV ? http://www.jenv.be it seems very convenient but just hoped for some feedback from this list i.e. this in the context of coding and testing jruby projects. thanks Charles --- ## [Re: undefined reference to \`Pa\_\*](https://www.ruby-forum.com/t/re-undefined-reference-to-pa/237282)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [November 3, 2013, 9:59am UTC](https://www.ruby-forum.com/t/re-undefined-reference-to-pa/237282 "2013-11-03T09:59:44Z")
Portaudio packages are missing. apt-cache search portaudio libportaudiocpp0 - Portable audio I/O C++ bindings - shared library libportaudio2 - Portable audio I/O - shared library portaudio19-dev - Portable audio I/O … --- ## [Undefined reference to \`Pa\_\*](https://www.ruby-forum.com/t/undefined-reference-to-pa/237281)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 1\ **Last updated:** [November 3, 2013, 2:29am UTC](https://www.ruby-forum.com/t/undefined-reference-to-pa/237281 "2013-11-03T02:29:26Z")
hi, when trying to build under debian i get til here: Scanning dependencies of target dial\_tone \[ 72%\] Building CXX object gr-audio/examples/c++/CMakeFiles/dial\_tone.dir/dial\_tone.cc.o Linking CXX executable dial\_ton… --- ## [Reading Metadata file header from Octave](https://www.ruby-forum.com/t/reading-metadata-file-header-from-octave/237260)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 3\ **Last updated:** [November 2, 2013, 8:02pm UTC](https://www.ruby-forum.com/t/reading-metadata-file-header-from-octave/237260 "2013-11-02T20:02:17Z")
Did someone write an Octave/matlab code to read the metadata saved using “File Meta Sink” block in GRC, set in detached mode? I am using GRC 3.7.1. I obtain an header file 342 byte in size. I am interested in extrac… --- ## [USRP N210 communication with custom Daughterboard( RFFront End)](https://www.ruby-forum.com/t/usrp-n210-communication-with-custom-daughterboard-rffront-end/237279)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [November 2, 2013, 6:03pm UTC](https://www.ruby-forum.com/t/usrp-n210-communication-with-custom-daughterboard-rffront-end/237279 "2013-11-02T18:03:13Z")
Hi all, We are currently facing problem in USRP N210 communication with our custom daughter board. The USRP N210 device is not able to send any base band signal data to the daughter board through SPI interface. Curren… --- ## [Re: PSK31 dynamic TX flow](https://www.ruby-forum.com/t/re-psk31-dynamic-tx-flow/237277)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 0\ **Last updated:** [November 2, 2013, 5:03pm UTC](https://www.ruby-forum.com/t/re-psk31-dynamic-tx-flow/237277 "2013-11-02T17:03:29Z")
I posted a tutorial video of generating a PSK31 data file and transmission in GNU Radio. Now it will need to be enhanced to do the dynamic flow. --- ## [\-s reload does not update logfiles time, v1.5.6](https://www.ruby-forum.com/t/s-reload-does-not-update-logfiles-time-v1-5-6/237276)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 1\ **Last updated:** [November 2, 2013, 4:51pm UTC](https://www.ruby-forum.com/t/s-reload-does-not-update-logfiles-time-v1-5-6/237276 "2013-11-02T16:51:13Z")
A -s reload works as documented, however while the logfiles are being written to, the logfiles keep their last (before -s) time/date. Is this a known issue? After a simple restart the logfiles are time updated as nor… --- ## [\[ANN\] Invoker - 1.0.3 version released](https://www.ruby-forum.com/t/ann-invoker-1-0-3-version-released/237278)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [November 2, 2013, 3:22pm UTC](https://www.ruby-forum.com/t/ann-invoker-1-0-3-version-released/237278 "2013-11-02T15:22:26Z")
Hello folks, Invoker is a process supervisor for development environment. Think of it like Pow + Foreman, only better (:-)). More information about Invoker itself can be found from its Website: Changelog: Invoke… --- ## [Passing code blocks to methods and debugging](https://www.ruby-forum.com/t/passing-code-blocks-to-methods-and-debugging/237265)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 2\ **Last updated:** [November 2, 2013, 2:17pm UTC](https://www.ruby-forum.com/t/passing-code-blocks-to-methods-and-debugging/237265 "2013-11-02T14:17:01Z")
I’m fairly new to Ruby, puzzling the value of: def sub1(x) yield 5 \* x end sub1(2) {|y| puts 3 \* y } #=\> 30 … over: def sub2(x) y = 5 \* x puts 3 \* y end sub2(2) #=\> 30 Isn’t there the danger, with passin… --- ## [Honoring ETag of cached content](https://www.ruby-forum.com/t/honoring-etag-of-cached-content/237267)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 4\ **Last updated:** [November 2, 2013, 1:11pm UTC](https://www.ruby-forum.com/t/honoring-etag-of-cached-content/237267 "2013-11-02T13:11:36Z")
Hi, I’m using nginx proxy pass to cache content of our dynamic web application. In order to save some bandwidth our client application uses conditional requests based on ETag. However nginx ignores the ETag of cached… --- ## [Gruel, Gnuradio-core and building existing third party projects](https://www.ruby-forum.com/t/gruel-gnuradio-core-and-building-existing-third-party-projects/237275)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [November 2, 2013, 10:44am UTC](https://www.ruby-forum.com/t/gruel-gnuradio-core-and-building-existing-third-party-projects/237275 "2013-11-02T10:44:59Z")
Does anyone have a version of gr-rds updated to build under 3.7.1? - I am getting the missing gruel and gnuradio-core errors and as I am not a professional programmer I am having trouble working out what to do. [Previous page](https://www.ruby-forum.com/latest.md?page=505) [Next page](https://www.ruby-forum.com/latest.md?page=507)