# Top **URL:** https://www.ruby-forum.com/top.md?page=1993 [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:** 1994 --- ## [Regarding the sample usrp project](https://www.ruby-forum.com/t/regarding-the-sample-usrp-project/92132)
**Author:** [@Kuntal](https://www.ruby-forum.com/u/Kuntal)\ **Replies:** 1\ **Last updated:** [April 19, 2007, 4:55pm UTC](https://www.ruby-forum.com/t/regarding-the-sample-usrp-project/92132 "2007-04-19T16:55:09Z")
Hello, I have a few doubts. What is the use of the following .rbf files? std\_4rx\_0tx std\_2rxhb\_2tx multi\_2rxhb\_2tx I get the purpose from the names itself, but I want to know if there is some relevant documenta… --- ## [Self.id access inside model](https://www.ruby-forum.com/t/self-id-access-inside-model/80808)
**Author:** [@Chad](https://www.ruby-forum.com/u/Chad)\ **Replies:** 1\ **Last updated:** [December 31, 2006, 1:18pm UTC](https://www.ruby-forum.com/t/self-id-access-inside-model/80808 "2006-12-31T13:18:20Z")
Happy Holidays! I have a Member.rb model with the following line: has\_many :friends, :class\_name =\> “Member”, :finder\_sql =\> " SELECT members.\* FROM members, friendships WHERE (members.id = friendships.member\_id AND… --- ## [Database setup fails](https://www.ruby-forum.com/t/database-setup-fails/75865)
**Author:** [@johnf](https://www.ruby-forum.com/u/johnf)\ **Replies:** 1\ **Last updated:** [November 13, 2006, 11:10pm UTC](https://www.ruby-forum.com/t/database-setup-fails/75865 "2006-11-13T23:10:54Z")
I saw this problem in the archives and was wondering if anyone ever resolved it. I get this error after the /script/setup\_database production /command. Server is running Ubuntu. Thanks. Creating tables… – drop\_tabl… --- ## [USRP push-to-talk?](https://www.ruby-forum.com/t/usrp-push-to-talk/69727)
**Author:** [@Bdale\_Garbee](https://www.ruby-forum.com/u/Bdale_Garbee)\ **Replies:** 1\ **Last updated:** [September 24, 2006, 12:36am UTC](https://www.ruby-forum.com/t/usrp-push-to-talk/69727 "2006-09-24T00:36:14Z")
Working on interfacing an external 1296 Mhz transverter to one of my USRPs with basic RX and basic TX daughter cards. Has anyone already done something like this and established a “standard” way of implementing TX/R… --- ## [Spam protection warnings when starting up Mongrel](https://www.ruby-forum.com/t/spam-protection-warnings-when-starting-up-mongrel/99052)
**Author:** [@kyleh](https://www.ruby-forum.com/u/kyleh)\ **Replies:** 1\ **Last updated:** [July 20, 2006, 1:20pm UTC](https://www.ruby-forum.com/t/spam-protection-warnings-when-starting-up-mongrel/99052 "2006-07-20T13:20:04Z")
Recently I’ve noticed that when firing up my Typo site for development there are a series of warnings. The errors are listed below: /home/kyle/ror/typo/config/…/lib/spam\_protection.rb:3: warning: already initialized … --- ## [Railsplayground.com dns question](https://www.ruby-forum.com/t/railsplayground-com-dns-question/62041)
**Author:** [@Nhila\_D](https://www.ruby-forum.com/u/Nhila_D)\ **Replies:** 1\ **Last updated:** [June 22, 2006, 3:34am UTC](https://www.ruby-forum.com/t/railsplayground-com-dns-question/62041 "2006-06-22T03:34:17Z")
ok, i just sign up for the reseller plan of railsplayground.com, i recieved my confirmation email with this info(changed the x for security reasons): +=================================== | Accessing Your Web S. +===… --- ## [Re: Q about the FasterCSV](https://www.ruby-forum.com/t/re-q-about-the-fastercsv/94302)
**Author:** [@PeSSSSaS\_Botp](https://www.ruby-forum.com/u/PeSSSSaS_Botp)\ **Replies:** 1\ **Last updated:** [April 28, 2006, 7:25am UTC](https://www.ruby-forum.com/t/re-q-about-the-fastercsv/94302 "2006-04-28T07:25:14Z")
James Edward G. II \[mailto:removed\_email\_address@domain.invalid\] : What’s the correct way to handle: one, “two” ? Is the second field two or “two” or “two”. I have no imho, the latter. computer just reads what is… --- ## ["uninitialized constant Reloadable" error heads-up](https://www.ruby-forum.com/t/uninitialized-constant-reloadable-error-heads-up/93571)
**Author:** [@dnstevenson](https://www.ruby-forum.com/u/dnstevenson)\ **Replies:** 1\ **Last updated:** [April 19, 2006, 7:54pm UTC](https://www.ruby-forum.com/t/uninitialized-constant-reloadable-error-heads-up/93571 "2006-04-19T19:54:09Z")
I can’t duplicate this problem on my local machine, but also can’t find any mentions of it on the Gmane archive, so thought I’d just throw in a quick mention in case anyone else comes across it. On Textdrive, using … --- ## [How to read ActiveRecord errors](https://www.ruby-forum.com/t/how-to-read-activerecord-errors/94052)
**Author:** [@f\_church](https://www.ruby-forum.com/u/f_church)\ **Replies:** 1\ **Last updated:** [April 19, 2006, 9:23am UTC](https://www.ruby-forum.com/t/how-to-read-activerecord-errors/94052 "2006-04-19T09:23:31Z")
How can ActiveRecord errors be read within the model itself? I am deliberately putting error records in the form, however after the save command, the error messages show up in the browser. How can the ActiveRecord me… --- ## [Alarm.rb (#73)](https://www.ruby-forum.com/t/alarm-rb-73/90024)
**Author:** [@bbazzarrakk](https://www.ruby-forum.com/u/bbazzarrakk)\ **Replies:** 1\ **Last updated:** [March 29, 2006, 5:09pm UTC](https://www.ruby-forum.com/t/alarm-rb-73/90024 "2006-03-29T17:09:38Z")
The three rules of Ruby Q.: Please do not post any solutions or spoiler discussion for this quiz until 48 hours have passed from the time on this message. Support Ruby Q. by submitting ideas as often as you can: … --- ## [Newbie: Cookbook Application problem with MYSQL](https://www.ruby-forum.com/t/newbie-cookbook-application-problem-with-mysql/53081)
**Author:** [@aldofer](https://www.ruby-forum.com/u/aldofer)\ **Replies:** 1\ **Last updated:** [January 24, 2006, 10:02pm UTC](https://www.ruby-forum.com/t/newbie-cookbook-application-problem-with-mysql/53081 "2006-01-24T22:02:59Z")
Hi everybody, I’ve been reading lot of material about Ruby on Rails, and it looks like really rocks. I’ve downloaded the one-click version for Windows and started to build the example cookbook app, found in: Every… --- ## [Automating Android emulator using WATIR](https://www.ruby-forum.com/t/automating-android-emulator-using-watir/231253)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 2\ **Last updated:** [July 31, 2014, 6:06am UTC](https://www.ruby-forum.com/t/automating-android-emulator-using-watir/231253 "2014-07-31T06:06:56Z")
hi, I am checking whether is’t possible to automate Android emulator using WATIR, I could not able to open this window using any kind of url, that’s it’s not possible through the code “browser.goto ‘www.abc.com’” i n… --- ## [Are you a Ruby or Rails Vetran- Pls write to me](https://www.ruby-forum.com/t/are-you-a-ruby-or-rails-vetran-pls-write-to-me/237130)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 2\ **Last updated:** [October 25, 2013, 4:23pm UTC](https://www.ruby-forum.com/t/are-you-a-ruby-or-rails-vetran-pls-write-to-me/237130 "2013-10-25T16:23:17Z")
Greetings. Happiest Minds Technologies, Bangalore is looking for a Ruby Developer with the following skills set. This will be for the Product Engineering Services group. Key Technical Skills: Posses overall 5-8 … --- ## [Need help in Hash](https://www.ruby-forum.com/t/need-help-in-hash/236341)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 2\ **Last updated:** [August 27, 2013, 9:10pm UTC](https://www.ruby-forum.com/t/need-help-in-hash/236341 "2013-08-27T21:10:40Z")
Hello Everyone, I am a newbie in Ruby and I am trying to learn Ruby these day. I was going through Hash today and I got stuck in problem related to Hash I have the following Hash {“key1” =\> \[“param\_1”,“param\_2”\], “ke… --- ## [Store multiple checkbox values in single column of table](https://www.ruby-forum.com/t/store-multiple-checkbox-values-in-single-column-of-table/236095)
**Author:** [@alcina](https://www.ruby-forum.com/u/alcina)\ **Replies:** 2\ **Last updated:** [August 5, 2013, 3:56pm UTC](https://www.ruby-forum.com/t/store-multiple-checkbox-values-in-single-column-of-table/236095 "2013-08-05T15:56:08Z")
hi all, i need to store multiple checkbox values in single column of a table. here is my short code Kumar2013hk/check · GitHub .Please help me in this regard… --- ## [Unique constraint on a date looks for previous day](https://www.ruby-forum.com/t/unique-constraint-on-a-date-looks-for-previous-day/224816)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [November 27, 2012, 12:10pm UTC](https://www.ruby-forum.com/t/unique-constraint-on-a-date-looks-for-previous-day/224816 "2012-11-27T12:10:23Z")
I’m saving some objects on the DB that should be unique for a given date. So I have added this to the model: validates\_uniqueness\_of :related\_date, :scope =\> \[:indicator\_id, :edone\_id\] So an object with a given indi… --- ## [Finding Files recursively on Mac?](https://www.ruby-forum.com/t/finding-files-recursively-on-mac/224242)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [November 5, 2012, 3:51am UTC](https://www.ruby-forum.com/t/finding-files-recursively-on-mac/224242 "2012-11-05T03:51:37Z")
Using recursive file searches on a Mac results in Ruby digging into Bundle Apps of all sorts, iCal backups, and plenty of other “Files” on the Mac which are really folders that get special treatment by the OS (and whi… --- ## [RuntimeError: audio\_alsa\_sink](https://www.ruby-forum.com/t/runtimeerror-audio-alsa-sink/220568)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [June 26, 2012, 1:05pm UTC](https://www.ruby-forum.com/t/runtimeerror-audio-alsa-sink/220568 "2012-06-26T13:05:15Z")
Hi, When trying to use audio sing in GRC 3.6.1, I get the error(which is in image form in attachment). I surfed the forums for similar error, but could not find a proper solution. Moreover changing the sample rate has … --- ## [Installing ruby with rvm](https://www.ruby-forum.com/t/installing-ruby-with-rvm/220816)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 2\ **Last updated:** [June 21, 2012, 6:15am UTC](https://www.ruby-forum.com/t/installing-ruby-with-rvm/220816 "2012-06-21T06:15:09Z")
I got this error log. I have snow leopard 10.6.8 Does this mean i have to download xcode? \[2012-06-20 23:40:17\] ./configure --prefix="/Users/IBurgan/.rvm/usr" checking for a BSD-compatible install… /usr/bin/install -… --- ## [Why the benchmark results are different?](https://www.ruby-forum.com/t/why-the-benchmark-results-are-different/218955)
**Author:** [@Gurdipe\_D](https://www.ruby-forum.com/u/Gurdipe_D)\ **Replies:** 2\ **Last updated:** [April 19, 2012, 12:24pm UTC](https://www.ruby-forum.com/t/why-the-benchmark-results-are-different/218955 "2012-04-19T12:24:01Z")
Hi, I install the newest nginx, and run 3 benchmark tools: ab/http\_load/weighttp. I get three rps results 9129.48/2594.08 /1107. So which tool give the right result? ab2 -n 10000 -c 1000 http://10.6.2.213/ This is… --- ## [Bash - "jobs -l" command from ruby. HMmmmm](https://www.ruby-forum.com/t/bash-jobs-l-command-from-ruby-hmmmmm/218729)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [April 10, 2012, 2:25pm UTC](https://www.ruby-forum.com/t/bash-jobs-l-command-from-ruby-hmmmmm/218729 "2012-04-10T14:25:35Z")
Hi, My situation: In bash, I start jobs and tasks etc… These all get a PID. Now with the command: jobs -l I can list these and get their PIDs. This command gives me a list like this (example): \[1\] 24056 Stopped … --- ## [Close to tagging and releasing 3.5.3, merging next branch](https://www.ruby-forum.com/t/close-to-tagging-and-releasing-3-5-3-merging-next-branch/218616)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [April 7, 2012, 2:13am UTC](https://www.ruby-forum.com/t/close-to-tagging-and-releasing-3-5-3-merging-next-branch/218616 "2012-04-07T02:13:52Z")
At this point, the master branch of the repository is ready for tagging and releasing as 3.5.3, which is the last planned release of the 3.5.x series. It will have a maint branch, so there is a possibility of a 3.5.3… --- ## [Duration of Calculations in Python scripts](https://www.ruby-forum.com/t/duration-of-calculations-in-python-scripts/217177)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [February 24, 2012, 12:59pm UTC](https://www.ruby-forum.com/t/duration-of-calculations-in-python-scripts/217177 "2012-02-24T12:59:23Z")
Hello, in the context of spectrum sensing in the 2.4 GHz band using a modified version of the usrp\_spectrum\_sense.py script, I am having problems with high latency times. Since the time for recording samples and all … --- ## [Freightrain 0.8.0 released](https://www.ruby-forum.com/t/freightrain-0-8-0-released/215988)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [February 5, 2012, 10:59am UTC](https://www.ruby-forum.com/t/freightrain-0-8-0-released/215988 "2012-02-05T10:59:29Z")
== Freightrain Ruby desktop development made easyFreightrain is a framework for developing desktop applications with ruby. Currently stable support is available for gtk+ only but Qt and WxWidgets are also supported. t… --- ## [Rails 3 with iPhone](https://www.ruby-forum.com/t/rails-3-with-iphone/215876)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [January 19, 2012, 10:03am UTC](https://www.ruby-forum.com/t/rails-3-with-iphone/215876 "2012-01-19T10:03:21Z")
Hi all, Im working in a project where i will get response from iPhone. But while getting this, Im getting a bunch of errors like this… Error during failsafe response: ActionView::Template::Error /usr/lib/ruby/gems/1.… --- ## [Problem "making" latest trunk](https://www.ruby-forum.com/t/problem-making-latest-trunk/213680)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [November 9, 2011, 2:05pm UTC](https://www.ruby-forum.com/t/problem-making-latest-trunk/213680 "2011-11-09T14:05:39Z")
I use the old method (./bootstrap, ./configure, make) on Fedora 16 64b and get the following errors: /bin/sh …/…/…/libtool --tag=CXX --mode=link g++ -g -O2 -Wall -Woverloaded-virtual -pthread -o gnuradio-config… --- ## [Capture and plot 802.11 frames](https://www.ruby-forum.com/t/capture-and-plot-802-11-frames/212520)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [October 5, 2011, 6:55pm UTC](https://www.ruby-forum.com/t/capture-and-plot-802-11-frames/212520 "2011-10-05T18:55:41Z")
Hello, I am a new user of the GNU platform. I managed to install the paltform on my Ubuntu 10.4 PC and I am currently trying to capture 802.11 frames that are transmitted in my WLAN. I am using these tools: usrp\_… --- ## [Modify the Basic RX Daughterboard](https://www.ruby-forum.com/t/modify-the-basic-rx-daughterboard/211608)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [September 8, 2011, 10:41pm UTC](https://www.ruby-forum.com/t/modify-the-basic-rx-daughterboard/211608 "2011-09-08T22:41:09Z")
I have my own RF front end i’m using with the USRP, but it requires a High impedance load to operate correctly. Since the basic RX daughterboard has a 50 ohm impedance, I have to modify it or add a separate voltage b… --- ## [Delayed\_Job: code working fine without .delay / with .delay it fails. Why?](https://www.ruby-forum.com/t/delayed-job-code-working-fine-without-delay-with-delay-it-fails-why/210706)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [August 15, 2011, 2:33pm UTC](https://www.ruby-forum.com/t/delayed-job-code-working-fine-without-delay-with-delay-it-fails-why/210706 "2011-08-15T14:33:34Z")
Hi all, I wrote a simple code to set up the “pit\_id” from a village table from 1 to 2, from 2 to 3 and so on. It works fine without .delay . But i need it so whats wrong with that code? #village\_controller def post… --- ## [Encoding problem](https://www.ruby-forum.com/t/encoding-problem/210073)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [July 29, 2011, 10:58pm UTC](https://www.ruby-forum.com/t/encoding-problem/210073 "2011-07-29T22:58:22Z")
i’m new to ruby, and having got the basics by now i decided to try and write a program that fetches RSS feeds and mashes them up into a burroughs-style cut-up. i first tested the feedtools gem. code: require ‘rubyge… --- ## [Is gnuradio.org down?](https://www.ruby-forum.com/t/is-gnuradio-org-down/208579)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [June 24, 2011, 5:53pm UTC](https://www.ruby-forum.com/t/is-gnuradio-org-down/208579 "2011-06-24T17:53:29Z")
Hi is gnuradio.org down? Can someone hit restart? Thanks, Jim --- ## [What does & in front of symbol do for a map iterator?](https://www.ruby-forum.com/t/what-does-in-front-of-symbol-do-for-a-map-iterator/207801)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [June 3, 2011, 6:04pm UTC](https://www.ruby-forum.com/t/what-does-in-front-of-symbol-do-for-a-map-iterator/207801 "2011-06-03T18:04:36Z")
Hey all, In this line: visits.map(&:visit\_status\_id).max == VisitState.get(state).id I’m just curious what that ampersand is doing there and its relevance to being passed into map with the symbol. Also, when you spe… --- ## [Rails 3.0.8.rc1](https://www.ruby-forum.com/t/rails-3-0-8-rc1/207451)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [May 27, 2011, 2:40am UTC](https://www.ruby-forum.com/t/rails-3-0-8-rc1/207451 "2011-05-27T02:40:09Z")
ZOMG HI EVERYBODY!!! HAPPY WEDNESDAY (UTC-7). I am EXCITED, PLEASED, and even MORE EXCITED to announce the release of the Rails 3.0.8 released candidate NUMBER ONE! OMG RELEASE CANDIDATE. WHAT DOES IT MEAN? This i… --- ## ["sqlite3" module](https://www.ruby-forum.com/t/sqlite3-module/207382)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [May 25, 2011, 10:24pm UTC](https://www.ruby-forum.com/t/sqlite3-module/207382 "2011-05-25T22:24:03Z")
Hey all, I recently started playing with Rails, but I have run into a problem. Whenever i try to use the “rails generate scaffold” command, Rails tells me that I do not have SQLite3 installed. However, I went into th… --- ## [Reloading conf](https://www.ruby-forum.com/t/reloading-conf/206486)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [May 3, 2011, 2:28am UTC](https://www.ruby-forum.com/t/reloading-conf/206486 "2011-05-03T02:28:03Z")
Hi! How reloading my conf can affect my running nginx instances that are under load? Just made a small test and I saw that some requests to the upstream are being lost. I am reloading the same configuration I had, did… --- ## [Search](https://www.ruby-forum.com/t/search/206404)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [May 1, 2011, 8:51pm UTC](https://www.ruby-forum.com/t/search/206404 "2011-05-01T20:51:50Z")
Model Shop: role\_number :integer(10) role\_date :date name :string(255) ssn :string(255) nationality :string(255) address :string(255) number :string(255) website :str… --- ## [Comment creer un formulaire maitre-detail](https://www.ruby-forum.com/t/comment-creer-un-formulaire-maitre-detail/204250)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [March 8, 2011, 7:27pm UTC](https://www.ruby-forum.com/t/comment-creer-un-formulaire-maitre-detail/204250 "2011-03-08T19:27:08Z")
Salut a tous! Est-il possible de creer un formulaire maitre-detail? J’ai besoin de creer une fenetre ou l’utilisateur rentre un commande et les differents produits associaes a cette commande. Puis-je afficher le tout… --- ## [Attr\_reader - general question](https://www.ruby-forum.com/t/attr-reader-general-question/202569)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 2\ **Last updated:** [February 1, 2011, 7:32pm UTC](https://www.ruby-forum.com/t/attr-reader-general-question/202569 "2011-02-01T19:32:50Z")
I have the following configuration: class ExternalBallistics attr\_accessor :a,:b #inputs attr\_reader :c #outputs def initialize(&block) instance\_eval &block end def calculate c = a + b end end #cl… --- ## [Modules acting up after relocating code](https://www.ruby-forum.com/t/modules-acting-up-after-relocating-code/202369)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [January 28, 2011, 6:53pm UTC](https://www.ruby-forum.com/t/modules-acting-up-after-relocating-code/202369 "2011-01-28T18:53:16Z")
Hello, I’m having a strange problem with some of my required modules/gems. After relocating code to new files some of the modules has started acting strange. For example, Hpricot has started generating Exceptions as … --- ## [Running methods on a class in gem](https://www.ruby-forum.com/t/running-methods-on-a-class-in-gem/201416)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [January 7, 2011, 9:24am UTC](https://www.ruby-forum.com/t/running-methods-on-a-class-in-gem/201416 "2011-01-07T09:24:44Z")
I have installed a gem “Rubygsm and dependencies” I have the send sms working via the gem The following code is from the gem core file for receiving an sms: call-seq: receive(callback\_method, interval=5, join\_thread=f… --- ## [Peek at $stdin](https://www.ruby-forum.com/t/peek-at-stdin/200994)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 2\ **Last updated:** [December 27, 2010, 9:00pm UTC](https://www.ruby-forum.com/t/peek-at-stdin/200994 "2010-12-27T21:00:51Z")
Any way to peek at the first character of $stdin without actually consuming it? I tried using #rewind but get a seek error. Thanks. --- ## [Begginer needs help](https://www.ruby-forum.com/t/begginer-needs-help/195590)
**Author:** [@jake\_1637](https://www.ruby-forum.com/u/jake_1637)\ **Replies:** 2\ **Last updated:** [September 26, 2010, 2:56am UTC](https://www.ruby-forum.com/t/begginer-needs-help/195590 "2010-09-26T02:56:27Z")
Hi i’m in a programming a class and i’m doing an assignment i’ve gotten it to work but one of the entries is messed up it takes the place of a diffrent one Here’s the code require ‘gtk2’ window = Gtk::Window.new wi… --- ## [Installing Project Spree : Starting Error](https://www.ruby-forum.com/t/installing-project-spree-starting-error/195580)
**Author:** [@mark](https://www.ruby-forum.com/u/mark)\ **Replies:** 2\ **Last updated:** [September 25, 2010, 10:54pm UTC](https://www.ruby-forum.com/t/installing-project-spree-starting-error/195580 "2010-09-25T22:54:07Z")
Hey, starting the server for the project spree brings following error. Anyone some ideas? Thanks ./script/server =\> Booting Mongrel =\> Rails 2.3.8 application starting on http://0.0.0.0:3000 /System/Library/Framewo… --- ## [Rails 3.0, setting asset\_host class](https://www.ruby-forum.com/t/rails-3-0-setting-asset-host-class/194311)
**Author:** [@kyle](https://www.ruby-forum.com/u/kyle)\ **Replies:** 2\ **Last updated:** [September 6, 2010, 4:39pm UTC](https://www.ruby-forum.com/t/rails-3-0-setting-asset-host-class/194311 "2010-09-06T16:39:46Z")
I am upgrading to Rails 3.0, but am having a difficult time getting it to boot. I have a custom asset host class that passes the name of the asset host into its constructor. I set this class in each of the environme… --- ## [Form validation and processing w/o model (no Db/ActiveRecord)](https://www.ruby-forum.com/t/form-validation-and-processing-w-o-model-no-db-activerecord/193370)
**Author:** [@ntk](https://www.ruby-forum.com/u/ntk)\ **Replies:** 2\ **Last updated:** [August 16, 2010, 7:35pm UTC](https://www.ruby-forum.com/t/form-validation-and-processing-w-o-model-no-db-activerecord/193370 "2010-08-16T19:35:43Z")
All - Trying not to fight rails on this, basically have a form and all the same as would be with an ActiveRecord model except that there is no table. I started out using this article: …which is kind of a hack by … --- ## [Re: DQPSK bug or incorrect settings?](https://www.ruby-forum.com/t/re-dqpsk-bug-or-incorrect-settings/193115)
**Author:** [@ikjtel](https://www.ruby-forum.com/u/ikjtel)\ **Replies:** 2\ **Last updated:** [August 11, 2010, 4:37pm UTC](https://www.ruby-forum.com/t/re-dqpsk-bug-or-incorrect-settings/193115 "2010-08-11T16:37:54Z")
In a word, NEVER. No self respecting communication systems designer would allow that much excess bandwidth on the air or any realistic transmission medium. To me this doesn’t make sense. The spectral bandwidth requi… --- ## [What does Hpricot use under the hood? Regexp?](https://www.ruby-forum.com/t/what-does-hpricot-use-under-the-hood-regexp/191151)
**Author:** [@fipa](https://www.ruby-forum.com/u/fipa)\ **Replies:** 2\ **Last updated:** [July 6, 2010, 4:04pm UTC](https://www.ruby-forum.com/t/what-does-hpricot-use-under-the-hood-regexp/191151 "2010-07-06T16:04:05Z")
Hi, I was wondering what hpricot uses under the hood. Does it use regexp? I’m not sure about that. Thanks --- ## [Controller action code not being executed](https://www.ruby-forum.com/t/controller-action-code-not-being-executed/187095)
**Author:** [@lpeabody](https://www.ruby-forum.com/u/lpeabody)\ **Replies:** 2\ **Last updated:** [April 16, 2010, 9:26pm UTC](https://www.ruby-forum.com/t/controller-action-code-not-being-executed/187095 "2010-04-16T21:26:03Z")
Hi all! I have a similar post going on at railsforum.com, but I figured getting help from multiple sources is better than just one! Let me begin. I have a controller, CommentsController, with a custom action ‘permit… --- ## [GNU Radio and Fedora 12 - installation problems with no solution, who to contact?](https://www.ruby-forum.com/t/gnu-radio-and-fedora-12-installation-problems-with-no-solution-who-to-contact/184855)
**Author:** [@spliffer](https://www.ruby-forum.com/u/spliffer)\ **Replies:** 2\ **Last updated:** [March 9, 2010, 4:44pm UTC](https://www.ruby-forum.com/t/gnu-radio-and-fedora-12-installation-problems-with-no-solution-who-to-contact/184855 "2010-03-09T16:44:30Z")
Hello, I have followed the installation instructions to install GNU Radio for Fedora 12 http://gnuradio.org/redmine/wiki/1/FedoraInstall As described in here: http://lists.gnu.org/archive/html/discuss-gnuradio/2010-… --- ## [Can a server make a post to itself?](https://www.ruby-forum.com/t/can-a-server-make-a-post-to-itself/184218)
**Author:** [@dino\_d](https://www.ruby-forum.com/u/dino_d)\ **Replies:** 2\ **Last updated:** [February 27, 2010, 7:39pm UTC](https://www.ruby-forum.com/t/can-a-server-make-a-post-to-itself/184218 "2010-02-27T19:39:20Z")
Hi- I have a rails app where a form gets submitted, and that data from the form has to be validated. It’s a widget app, so other sites will use the validation routine, but I also want to use it myself, from the same… [Previous page](https://www.ruby-forum.com/top.md?page=1992&per_page=50) [Next page](https://www.ruby-forum.com/top.md?page=1994&per_page=50)