# Top **URL:** https://www.ruby-forum.com/top.md?page=1526 [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:** 1527 --- ## [Missing admin tabs and extensions!](https://www.ruby-forum.com/t/missing-admin-tabs-and-extensions/105301)
**Author:** [@jonathan2000](https://www.ruby-forum.com/u/jonathan2000)\ **Replies:** 2\ **Last updated:** [May 28, 2007, 5:39pm UTC](https://www.ruby-forum.com/t/missing-admin-tabs-and-extensions/105301 "2007-05-28T17:39:39Z")
Hi, I just created a new radiant app, with the usual “radiant appname” command. Then I did the usual steps: creating config/database.yml, the production database, bootstrapping the database, changing owner of files f… --- ## [Select(object, method, choices, options = {}, html\_options =](https://www.ruby-forum.com/t/select-object-method-choices-options-html-options/105123)
**Author:** [@william](https://www.ruby-forum.com/u/william)\ **Replies:** 2\ **Last updated:** [May 27, 2007, 3:06am UTC](https://www.ruby-forum.com/t/select-object-method-choices-options-html-options/105123 "2007-05-27T03:06:30Z")
select(object, method, choices, options = {}, html\_options = {}) por favor me explican esta sintaxis que quiere decir cada una de las cosas, que va es esos parametros. como hago para entender esta nomenclatura, me que… --- ## [I can't seem to make the jump from 1.1.6 to 1.2.3](https://www.ruby-forum.com/t/i-cant-seem-to-make-the-jump-from-1-1-6-to-1-2-3/91739)
**Author:** [@craigrails](https://www.ruby-forum.com/u/craigrails)\ **Replies:** 2\ **Last updated:** [April 12, 2007, 10:57pm UTC](https://www.ruby-forum.com/t/i-cant-seem-to-make-the-jump-from-1-1-6-to-1-2-3/91739 "2007-04-12T22:57:13Z")
Not much in the way of errors except for this one which doesn’t make sense to me… Message undefined method \`password’ for # Location http://localhost:3000/ Action login Controller login Query Method GET SSL … --- ## [Socket blocking on mingw32](https://www.ruby-forum.com/t/socket-blocking-on-mingw32/90030)
**Author:** [@wanabe](https://www.ruby-forum.com/u/wanabe)\ **Replies:** 2\ **Last updated:** [April 9, 2007, 9:35am UTC](https://www.ruby-forum.com/t/socket-blocking-on-mingw32/90030 "2007-04-09T09:35:11Z")
e$B%o%J%Y$G$9!#e(B mingw32e$B\>e$Ne(Btrunke$B$G%=%1%C%H$r;H$\*$&$H$9$k$H!"e(Bsocket.c e$B$Ne(B ruby\_connect()e$BFb$Ge(B e$B=hM}$,%V%m%C%/$5$l$F$7$^$$$^$9!#%a!\<%kKvHx$K%Q%C%A$rE:IU$7$^$9!#e(B e$B%N%s%V%m%C%-%s%0%b!\<%I$… --- ## [Rake test and validates\_inclusion\_of](https://www.ruby-forum.com/t/rake-test-and-validates-inclusion-of/82189)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 2\ **Last updated:** [March 15, 2007, 9:35pm UTC](https://www.ruby-forum.com/t/rake-test-and-validates-inclusion-of/82189 "2007-03-15T21:35:33Z")
Hello, I am just starting off with Rails, so I apologize in advance if there is a terribly obvious answer to my problem. I’ve done some searching and found similar problems to my own, but nothing which yielded a solu… --- ## [DBSRX C++ Driver, Read I2C Issues](https://www.ruby-forum.com/t/dbsrx-c-driver-read-i2c-issues/84906)
**Author:** [@Gregory\_W\_Heckler](https://www.ruby-forum.com/u/Gregory_W_Heckler)\ **Replies:** 2\ **Last updated:** [February 8, 2007, 6:43pm UTC](https://www.ruby-forum.com/t/dbsrx-c-driver-read-i2c-issues/84906 "2007-02-08T18:43:47Z")
Hey, I’m almost done with the C++ port of the DBSRX driver, I’m stuck with one thing though. When I attempt to read the Max2118 status bytes in order to perform the charge pump calibration the read\_i2c function keeps … --- ## [Importing from RSS](https://www.ruby-forum.com/t/importing-from-rss/78766)
**Author:** [@spacechurro](https://www.ruby-forum.com/u/spacechurro)\ **Replies:** 2\ **Last updated:** [December 9, 2006, 9:31am UTC](https://www.ruby-forum.com/t/importing-from-rss/78766 "2006-12-09T09:31:03Z")
i read somewhere that typo was able to import from another blogging system via RSS… i can’t seem to find any info on this… does anyone else know about this? thanks! peace, sergio photographer, journalist, visiona… --- ## [Accessing .xml files through rubyzip](https://www.ruby-forum.com/t/accessing-xml-files-through-rubyzip/74347)
**Author:** [@gsiener](https://www.ruby-forum.com/u/gsiener)\ **Replies:** 2\ **Last updated:** [November 7, 2006, 11:03am UTC](https://www.ruby-forum.com/t/accessing-xml-files-through-rubyzip/74347 "2006-11-07T11:03:40Z")
Hi, Can anyone please suggest an approach for handling a .zip archive which contains .xls files ? I want to process the .xls files in turn on the fly as win32OLE objects to extract cell data and create new charts. Of … --- ## [Re: export environment variable](https://www.ruby-forum.com/t/re-export-environment-variable/71028)
**Author:** [@Gennady\_B](https://www.ruby-forum.com/u/Gennady_B)\ **Replies:** 2\ **Last updated:** [October 4, 2006, 8:11pm UTC](https://www.ruby-forum.com/t/re-export-environment-variable/71028 "2006-10-04T20:11:06Z")
Mohammad K. wrote: I would like to accomplish something like this in a ruby script export RUBYLIB=$HOME/MyLib/ ENV\[‘RUBYLIB’\] = File.expand\_path(’~/MyLib/’) Gennady. --- ## [Arbitrary "Columns" for ActiveRecord](https://www.ruby-forum.com/t/arbitrary-columns-for-activerecord/102228)
**Author:** [@Rick\_Martinez](https://www.ruby-forum.com/u/Rick_Martinez)\ **Replies:** 2\ **Last updated:** [August 15, 2006, 2:20pm UTC](https://www.ruby-forum.com/t/arbitrary-columns-for-activerecord/102228 "2006-08-15T14:20:43Z")
I’m having a bit of a tough time coming up with a good solution for what I’m trying to do. I’ve come up with a couple of solutions that work pretty well but many use way too many queries or are just not very good. Bas… --- ## [Typing "cvs " in title/body field causes "Precondition Faile](https://www.ruby-forum.com/t/typing-cvs-in-title-body-field-causes-precondition-faile/63083)
**Author:** [@Dae\_San\_H](https://www.ruby-forum.com/u/Dae_San_H)\ **Replies:** 2\ **Last updated:** [June 13, 2006, 8:27am UTC](https://www.ruby-forum.com/t/typing-cvs-in-title-body-field-causes-precondition-faile/63083 "2006-06-13T08:27:40Z")
Hi. When creating an article or a page in typo admin, if I type "cvs " in title or body field, (note the trailing space) I get the following error: Precondition Failed The precondition on the request for the URL /adm… --- ## [How to do case-sensitive searches](https://www.ruby-forum.com/t/how-to-do-case-sensitive-searches/58166)
**Author:** [@doncarlosx](https://www.ruby-forum.com/u/doncarlosx)\ **Replies:** 2\ **Last updated:** [April 25, 2006, 4:07pm UTC](https://www.ruby-forum.com/t/how-to-do-case-sensitive-searches/58166 "2006-04-25T16:07:46Z")
Forgive me if this topic has already been discussed on the list. I googled but couldn’t find much. I’d like to search through text for US state abbreviations that are written in capitals. What is the best way to do… --- ## [Using gems problem -- LoadError](https://www.ruby-forum.com/t/using-gems-problem-loaderror/57632)
**Author:** [@Vladsialv\_T](https://www.ruby-forum.com/u/Vladsialv_T)\ **Replies:** 2\ **Last updated:** [April 12, 2006, 6:59pm UTC](https://www.ruby-forum.com/t/using-gems-problem-loaderror/57632 "2006-04-12T18:59:45Z")
Hello all, I am a newbie with ruby and gems and I have this frustrating problem not being able to load any gem I install. I am running Ubuntu 5.10 and I have just installed ruby1.8 deb (1.8.4) and have compiled rubyg… --- ## [Using web service for authenitcation](https://www.ruby-forum.com/t/using-web-service-for-authenitcation/57401)
**Author:** [@hemant\_kumar](https://www.ruby-forum.com/u/hemant_kumar)\ **Replies:** 2\ **Last updated:** [April 11, 2006, 12:02am UTC](https://www.ruby-forum.com/t/using-web-service-for-authenitcation/57401 "2006-04-11T00:02:25Z")
I am writting a web service for authenitcation of users and was using web\_service\_scaffold :invoke for testing it out…and was able to consume it using .NET. But my question is, whats the simplest method using which i … --- ## [Rails didn't install correctly](https://www.ruby-forum.com/t/rails-didnt-install-correctly/78948)
**Author:** [@spiz](https://www.ruby-forum.com/u/spiz)\ **Replies:** 2\ **Last updated:** [December 28, 2005, 8:04pm UTC](https://www.ruby-forum.com/t/rails-didnt-install-correctly/78948 "2005-12-28T20:04:48Z")
Hi all, I already sent this to the Rails list, but I figure someone here might know how to troubleshoot this. Apparently rails didn’t install correctly on my Mandrake 10.0 system. \[slitt@mydesk work\]$ rails demo /… --- ## [Multithread TCPServer not dequeueing packets](https://www.ruby-forum.com/t/multithread-tcpserver-not-dequeueing-packets/180220)
**Author:** [@davidjrice](https://www.ruby-forum.com/u/davidjrice)\ **Replies:** 6\ **Last updated:** [December 15, 2009, 9:20pm UTC](https://www.ruby-forum.com/t/multithread-tcpserver-not-dequeueing-packets/180220 "2009-12-15T21:20:59Z")
Hi All I am moving a software from ruby 1.8.5 to 1.9.1. We have a multi thread TCP server and the code looks like: @csock = TCPServer.new(@host, port) @server\_thread\_id = Thread.new { server() } def server() while … --- ## [Writing new controllers](https://www.ruby-forum.com/t/writing-new-controllers/147494)
**Author:** [@avanetix](https://www.ruby-forum.com/u/avanetix)\ **Replies:** 6\ **Last updated:** [September 2, 2008, 3:49pm UTC](https://www.ruby-forum.com/t/writing-new-controllers/147494 "2008-09-02T15:49:02Z")
I have created new rails-project. I start Mongrel. I add to project: app/controllers/my\_first\_controller.rb class MyFirstController \< ApplicationController def index render :text =\> ‘My First Controller’ end end … --- ## [Leak stuff](https://www.ruby-forum.com/t/leak-stuff/136213)
**Author:** [@rogerdpack](https://www.ruby-forum.com/u/rogerdpack)\ **Replies:** 6\ **Last updated:** [April 30, 2008, 10:14pm UTC](https://www.ruby-forum.com/t/leak-stuff/136213 "2008-04-30T22:14:34Z")
Has anything being done on these? def leak “name”.split(/::/) end loop {leak} # leaks loop do rand(10000000).to\_s.to\_sym # leaks end ? -R --- ## [AR: many to many with attributes](https://www.ruby-forum.com/t/ar-many-to-many-with-attributes/120671)
**Author:** [@sealedsun](https://www.ruby-forum.com/u/sealedsun)\ **Replies:** 6\ **Last updated:** [November 21, 2007, 10:52pm UTC](https://www.ruby-forum.com/t/ar-many-to-many-with-attributes/120671 "2007-11-21T22:52:39Z")
Hey i have the following SQL Database Structure: books id author books\_languages book\_id language\_id book\_title languages languages\_id langcode I have ActiveRecord set up with has\_many thr… --- ## [Ruby bug in +=?](https://www.ruby-forum.com/t/ruby-bug-in/105671)
**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\ **Replies:** 6\ **Last updated:** [June 1, 2007, 1:30pm UTC](https://www.ruby-forum.com/t/ruby-bug-in/105671 "2007-06-01T13:30:50Z")
def addToList(x) $list += \[x\]; end def function() addToList(“a”); addToList(“b”); addToList(“c”); return “d”; end $list = \[\]; addToList(function()); # $list = \[“a”,“b”,“c”,“d”\] $list = \[\]; $list += \[function(… --- ## [Use as Lib](https://www.ruby-forum.com/t/use-as-lib/88894)
**Author:** [@sai438](https://www.ruby-forum.com/u/sai438)\ **Replies:** 6\ **Last updated:** [March 16, 2007, 5:30am UTC](https://www.ruby-forum.com/t/use-as-lib/88894 "2007-03-16T05:30:19Z")
How can I use a specific directory as the lib along with ruby library files??? can Any one reply me with class name or module name? --- ## [Problems installing wxPython](https://www.ruby-forum.com/t/problems-installing-wxpython/75689)
**Author:** [@Newell\_J](https://www.ruby-forum.com/u/Newell_J)\ **Replies:** 6\ **Last updated:** [November 12, 2006, 10:39pm UTC](https://www.ruby-forum.com/t/problems-installing-wxpython/75689 "2006-11-12T22:39:24Z")
I am getting this problem when I go to install wxPython. As far as I know I have all known dependencies. This is the error I get when I go to install it. I do not know what the error at the bottom is representing. … --- ## [ActiveRecord#to\_param](https://www.ruby-forum.com/t/activerecord-to-param/60833)
**Author:** [@torsten](https://www.ruby-forum.com/u/torsten)\ **Replies:** 6\ **Last updated:** [May 20, 2006, 8:08pm UTC](https://www.ruby-forum.com/t/activerecord-to-param/60833 "2006-05-20T20:08:18Z")
Hello, to implement some some kind of optimistic locking, I want to build a view, where an object is displayed together with a link containing the data of the displayed object. My first try looked something like \<%= … --- ## [Bandwidth speed testing application](https://www.ruby-forum.com/t/bandwidth-speed-testing-application/203193)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 0\ **Last updated:** [February 15, 2011, 6:28am UTC](https://www.ruby-forum.com/t/bandwidth-speed-testing-application/203193 "2011-02-15T06:28:36Z")
Hi guys, Do you know any web apps in ROR that test the bandwidth speed test of ISP, like Internet Speed Test in whatismyip.com ?? I am working in an ISP. And I want to create a sample apps that tells the user about… --- ## [How to the get limit value when user passes Model.limit(10)](https://www.ruby-forum.com/t/how-to-the-get-limit-value-when-user-passes-model-limit-10/260390)
**Author:** [@akhilravuri1](https://www.ruby-forum.com/u/akhilravuri1)\ **Replies:** 0\ **Last updated:** [October 19, 2020, 8:40am UTC](https://www.ruby-forum.com/t/how-to-the-get-limit-value-when-user-passes-model-limit-10/260390 "2020-10-19T08:40:52Z")
Hi, when the user calls Model.limit(10) I want is get the value of 10. So for that, I have overloaded a function def visit\_Arel\_Nodes\_SelectStatement(o, collector) if o.limit limcoll = Arel::Collectors::SQLS… --- ## [Not migrate database to Heroku Server](https://www.ruby-forum.com/t/not-migrate-database-to-heroku-server/251098)
**Author:** [@Ilanjeliyan](https://www.ruby-forum.com/u/Ilanjeliyan)\ **Replies:** 0\ **Last updated:** [November 20, 2018, 9:05am UTC](https://www.ruby-forum.com/t/not-migrate-database-to-heroku-server/251098 "2018-11-20T09:05:21Z")
I was install heroku and push the code but not able to migrate. --- ## [\[JOB\] Senior Ruby developer (Berlin or remote)](https://www.ruby-forum.com/t/job-senior-ruby-developer-berlin-or-remote/232799)
**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\ **Replies:** 0\ **Last updated:** [October 28, 2014, 7:55pm UTC](https://www.ruby-forum.com/t/job-senior-ruby-developer-berlin-or-remote/232799 "2014-10-28T19:55:23Z")
We are a bunch of technology geeks with a proven track record of turning great ideas into successful companies. We are passionate about #HRTech and the endless innovation potential in this field. With GoHiring we crea… --- ## [Justification in a TreeView](https://www.ruby-forum.com/t/justification-in-a-treeview/238692)
**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Replies:** 0\ **Last updated:** [January 23, 2014, 9:23pm UTC](https://www.ruby-forum.com/t/justification-in-a-treeview/238692 "2014-01-23T21:23:28Z")
Hi, I’ve recently been attempting to port an application written using a different GUI toolkit to gtk2. The application makes use of several displays that present data in a table format, like a spreadsheet. I gathe… --- ## [Cucumber+Ruby+Watir variables scope?](https://www.ruby-forum.com/t/cucumber-ruby-watir-variables-scope/237180)
**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\ **Replies:** 0\ **Last updated:** [October 28, 2013, 5:50pm UTC](https://www.ruby-forum.com/t/cucumber-ruby-watir-variables-scope/237180 "2013-10-28T17:50:43Z")
I’m using Cucumber+Watir to write few tests on google url. Following is my folder structure: ├── features │ ├── pages │ │–shaik\_home\_page.rb │ │ ├── step\_definitions │ │ └── example\_steps.rb │ | │—… --- ## [RoR Developer for Berlin besed Company wanted! Permanent Position!](https://www.ruby-forum.com/t/ror-developer-for-berlin-besed-company-wanted-permanent-position/220864)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 0\ **Last updated:** [June 22, 2012, 4:04pm UTC](https://www.ruby-forum.com/t/ror-developer-for-berlin-besed-company-wanted-permanent-position/220864 "2012-06-22T16:04:07Z")
Do your friends call you a geek, because you think Ruby is cool technology? Do you think you can change the world by writing the right code? Sounds like you’re the perfect addition to our development team. Together yo… --- ## [Handing request.session in Rack Middleware](https://www.ruby-forum.com/t/handing-request-session-in-rack-middleware/219468)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 0\ **Last updated:** [May 3, 2012, 8:22pm UTC](https://www.ruby-forum.com/t/handing-request-session-in-rack-middleware/219468 "2012-05-03T20:22:41Z")
I have been experimenting with providing API for my own Rails 3 app and I implemented the OAuth-provider. With OAuth-provider, access\_token is the king. Now, my idea is my users will invoke the API like: GET requests… --- ## [Undefining \`initialize' may cause serious problems](https://www.ruby-forum.com/t/undefining-initialize-may-cause-serious-problems/207779)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 0\ **Last updated:** [June 2, 2011, 1:03pm UTC](https://www.ruby-forum.com/t/undefining-initialize-may-cause-serious-problems/207779 "2011-06-02T13:03:02Z")
Hi I am getting following warnings Ruby version - ruby 1.9.2p180 (2011-02-18 revision 30909) \[i686-linux\] Rails version - Rails 3.0.5.rc1 /home/Sandeep/DashgoITServerCodeRails320May2011/vendor/gems/ruby/1.9.1/gems/ne… --- ## [Can't remove duplicate](https://www.ruby-forum.com/t/cant-remove-duplicate/197092)
**Author:** [@femto](https://www.ruby-forum.com/u/femto)\ **Replies:** 0\ **Last updated:** [August 18, 2009, 8:28am UTC](https://www.ruby-forum.com/t/cant-remove-duplicate/197092 "2009-08-18T08:28:03Z")
Hello all, I can’t remove duplicate,I’m using ferret to index log file in order to monitor application activity, what I want to do is index data based on the uniqueness of \[filename,line\](actullay should be \[host,file… --- ## [Drop down with model info](https://www.ruby-forum.com/t/drop-down-with-model-info/224606)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 4\ **Last updated:** [November 19, 2012, 3:21pm UTC](https://www.ruby-forum.com/t/drop-down-with-model-info/224606 "2012-11-19T15:21:50Z")
I have this code: \<%= f.select :name, \[@m.each do |n| \[ n.first\_name , n.first\_name \] end\], :class =\> ‘gam’ %\> and i want it to display each of the first\_name records from the table that @m is associated with in a … --- ## [Benchmark test between two USRPs have different performances in two directions](https://www.ruby-forum.com/t/benchmark-test-between-two-usrps-have-different-performances-in-two-directions/221901)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 4\ **Last updated:** [August 9, 2012, 3:53am UTC](https://www.ruby-forum.com/t/benchmark-test-between-two-usrps-have-different-performances-in-two-directions/221901 "2012-08-09T03:53:59Z")
I run benchmark\_tx in USRP A, and benchmark\_rx in USRP B: A: ./benchmark\_tx.py -f 2.46G -r 0.5M --tx-gain=-30 B: ./benchmark\_rx.py -f 2.46G -r 0.5M The n\_right/n\_recvd is 549/628. But when I rx in USRP A and tx in US… --- ## [Developers' Call for June, 2012](https://www.ruby-forum.com/t/developers-call-for-june-2012/220826)
**Author:** [@aris](https://www.ruby-forum.com/u/aris)\ **Replies:** 4\ **Last updated:** [June 26, 2012, 3:10pm UTC](https://www.ruby-forum.com/t/developers-call-for-june-2012/220826 "2012-06-26T15:10:36Z")
Apologies for the late posting. We will be having our monthly developers call today (third Thursday). Call time is 4 PM (1600) EDT or 2000 UTC. The agenda is posted: http://gnuradio.org/redmine/projects/gnuradio/wiki… --- ## [How to use a local copy of rails in a rails 3 application?](https://www.ruby-forum.com/t/how-to-use-a-local-copy-of-rails-in-a-rails-3-application/214398)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 4\ **Last updated:** [December 1, 2011, 1:00pm UTC](https://www.ruby-forum.com/t/how-to-use-a-local-copy-of-rails-in-a-rails-3-application/214398 "2011-12-01T13:00:48Z")
Sorry for a primitive question, but how can i use a local copy of rails with my rails 3 application (locally)? Quick googling didn’t help, and on StackOverflow there is something about putting local rails to the “vend… --- ## [Tkroot options](https://www.ruby-forum.com/t/tkroot-options/211933)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 4\ **Last updated:** [September 19, 2011, 4:40pm UTC](https://www.ruby-forum.com/t/tkroot-options/211933 "2011-09-19T16:40:26Z")
What are the complete list of tkroot options (title, minsize. resizable etc). How do I set the background/foreground color of the root window? Thanks in advance, Joe --- ## [Searching the an array of objects](https://www.ruby-forum.com/t/searching-the-an-array-of-objects/211687)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 4\ **Last updated:** [September 11, 2011, 10:35pm UTC](https://www.ruby-forum.com/t/searching-the-an-array-of-objects/211687 "2011-09-11T22:35:27Z")
Hi, I’m trying to write some tests. I have a complicated query for “matches” one criteria is that one’s matches should not contain someone from your blocked list. in testing the matches method, i’m not sure how to t… --- ## [NEWBIE issue: getting the rails command to work](https://www.ruby-forum.com/t/newbie-issue-getting-the-rails-command-to-work/211176)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 4\ **Last updated:** [August 28, 2011, 12:08pm UTC](https://www.ruby-forum.com/t/newbie-issue-getting-the-rails-command-to-work/211176 "2011-08-28T12:08:21Z")
My OS: Swift L. (derivative of antiX Linux, a lightweight version of MEPIS) The package I installed is rails-ruby1.8. I’m using the book Head First Rails to get started with Ruby on Rails. I’m trying to get started o… --- ## [Help with paperclip](https://www.ruby-forum.com/t/help-with-paperclip/209525)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 4\ **Last updated:** [July 15, 2011, 10:30pm UTC](https://www.ruby-forum.com/t/help-with-paperclip/209525 "2011-07-15T22:30:21Z")
Hi, I’ve been told that Paperclip needs ImageMagick, but I don’t know what ImageMagick or how I should install it to work with my paperclip. All the tutorials I’ve found just tell me to write gem ‘paperclip’ in my gem … --- ## [Extending/reopeining class and use of super](https://www.ruby-forum.com/t/extending-reopeining-class-and-use-of-super/206858)
**Author:** [@dubstep](https://www.ruby-forum.com/u/dubstep)\ **Replies:** 4\ **Last updated:** [May 11, 2011, 11:06pm UTC](https://www.ruby-forum.com/t/extending-reopeining-class-and-use-of-super/206858 "2011-05-11T23:06:10Z")
A question on a couple things relating to extending a class and the use of super. In my main application I have the following class which extends an engine class: class User \< ActiveRecord::Base def self.find\_for\_… --- ## [\[Ruby 1.9-Bug#4260\]\[Open\] some SEGVs in test/ruby/test\_enum.rb](https://www.ruby-forum.com/t/ruby-1-9-bug-4260-open-some-segvs-in-test-ruby-test-enum-rb/201587)
**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\ **Replies:** 4\ **Last updated:** [January 13, 2011, 3:38am UTC](https://www.ruby-forum.com/t/ruby-1-9-bug-4260-open-some-segvs-in-test-ruby-test-enum-rb/201587 "2011-01-13T03:38:43Z")
Bug #4260: some SEGVs in test/ruby/test\_enum.rb http://redmine.ruby-lang.org/issues/show/4260 起票者: Usaku NAKAMURA ステータス: Open, 優先度: Normal カテゴリ: core, Target version: 1.9.x ruby -v: ruby 1.9.3dev (2011-01-11 trunk 3… --- ## [USRP daughter-boards for 2.3-2.4, 2.5-2.7, 3.4-3.6 GHz](https://www.ruby-forum.com/t/usrp-daughter-boards-for-2-3-2-4-2-5-2-7-3-4-3-6-ghz/226157)
**Author:** [@alcost](https://www.ruby-forum.com/u/alcost)\ **Replies:** 4\ **Last updated:** [December 29, 2010, 5:54pm UTC](https://www.ruby-forum.com/t/usrp-daughter-boards-for-2-3-2-4-2-5-2-7-3-4-3-6-ghz/226157 "2010-12-29T17:54:26Z")
Hi all, I need to receive in the following bands - 2.3-2.4, 2.5-2.7, 3.4-3.6 GHz for WiMAX signal detection. I see there is RFX2400, which covers two first ones (2.3-2.4, 2.5-2.7 GHz), but I can’t find any daughter-b… --- ## [Trainee in ruby on rails need some help](https://www.ruby-forum.com/t/trainee-in-ruby-on-rails-need-some-help/200757)
**Author:** [@nikuSESS](https://www.ruby-forum.com/u/nikuSESS)\ **Replies:** 4\ **Last updated:** [December 22, 2010, 3:04pm UTC](https://www.ruby-forum.com/t/trainee-in-ruby-on-rails-need-some-help/200757 "2010-12-22T15:04:48Z")
hi… i am MCA student and pursuing training from software company which uses this technology ruby on rails… i m new to this…so please suggest me some books or site for online study to clear concepts. --- ## [Ruby1.9.2 looking for Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/csv.rb:312](https://www.ruby-forum.com/t/ruby1-9-2-looking-for-ruby-framework-versions-1-8-usr-lib-ruby-1-8-csv-rb-312/200473)
**Author:** [@Dobai-Pataky\_BSSSSl](https://www.ruby-forum.com/u/Dobai-Pataky_BSSSSl)\ **Replies:** 4\ **Last updated:** [December 13, 2010, 5:22am UTC](https://www.ruby-forum.com/t/ruby1-9-2-looking-for-ruby-framework-versions-1-8-usr-lib-ruby-1-8-csv-rb-312/200473 "2010-12-13T05:22:33Z")
Hi I have just started learning ruby and Im using ruby 1.9.2p0 (2010-08-18 revision 29036) \[x86\_64-darwin10.5.0\]. Im trying to run a program from a book for CSV reader and when I try to run it (using csv file as inpu… --- ## [Nokogiri bug or intended effect?](https://www.ruby-forum.com/t/nokogiri-bug-or-intended-effect/188005)
**Author:** [@nuby2ruby](https://www.ruby-forum.com/u/nuby2ruby)\ **Replies:** 4\ **Last updated:** [May 5, 2010, 5:50pm UTC](https://www.ruby-forum.com/t/nokogiri-bug-or-intended-effect/188005 "2010-05-05T17:50:09Z")
I’m trying to parse this (poorly formatted) page, and when I look at the page I see: Name: ZITO, PEDRO OSVALDO When I look at the source I get: Name: ZITO, PEDRO OSVALDO When I parse the pag… --- ## [Manipulating an Array Element](https://www.ruby-forum.com/t/manipulating-an-array-element/185664)
**Author:** [@saeed](https://www.ruby-forum.com/u/saeed)\ **Replies:** 4\ **Last updated:** [March 24, 2010, 3:10pm UTC](https://www.ruby-forum.com/t/manipulating-an-array-element/185664 "2010-03-24T15:10:49Z")
Hi All, I am saving some html code in an Array, I then want to extract certain values from the html code. I have saved the html code into an Array but having difficulty manipulating the elements to extract the exact … --- ## [Sorting keys of hash based on value](https://www.ruby-forum.com/t/sorting-keys-of-hash-based-on-value/185562)
**Author:** [@trevoke](https://www.ruby-forum.com/u/trevoke)\ **Replies:** 4\ **Last updated:** [March 22, 2010, 8:50pm UTC](https://www.ruby-forum.com/t/sorting-keys-of-hash-based-on-value/185562 "2010-03-22T20:50:27Z")
Let’s say we have this contrived example: hash = {:a =\> {:happy =\> 5}, :b =\> {:happy =\> 4}, :c =\> {:happy =\> 7} } I would like to get the keys sorted by descending :happy value, like so: \[:c, :a, :b\] How would I d… --- ## [Is ruby-1.9 threads data safer?](https://www.ruby-forum.com/t/is-ruby-1-9-threads-data-safer/185032)
**Author:** [@Jean\_G](https://www.ruby-forum.com/u/Jean_G)\ **Replies:** 4\ **Last updated:** [March 13, 2010, 8:05pm UTC](https://www.ruby-forum.com/t/is-ruby-1-9-threads-data-safer/185032 "2010-03-13T20:05:26Z")
Hello, $ cat count\_threads.rb class Counter attr\_reader :count def initialize @count = 0 end def tick @count += 1 end end c = Counter.new t1 = Thread.new { 10000.times { c.tick } } t2 = Thread.new { 10000.ti… [Previous page](https://www.ruby-forum.com/top.md?page=1525&per_page=50) [Next page](https://www.ruby-forum.com/top.md?page=1527&per_page=50)