# Top

**URL:** https://www.ruby-forum.com/top.md?page=1698

[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:** 1699

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## [Intermediate level tutorials](https://www.ruby-forum.com/t/intermediate-level-tutorials/186098)

<div class="topic-metadata">

**Author:** [@IanJ](https://www.ruby-forum.com/u/IanJ)\
**Replies:** 4\
**Last updated:** [April 2, 2010, 5:13pm UTC](https://www.ruby-forum.com/t/intermediate-level-tutorials/186098 "2010-04-02T17:13:58Z")

</div>

Hi I’m hoping somebody can suggest an intermediate level tutorial or point me in the right direction. I’m a moderately experienced programmer (20 + years off and on) but I’m really struggling to get to grips with Web…

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## [Some success at last, and some questions](https://www.ruby-forum.com/t/some-success-at-last-and-some-questions/183166)

<div class="topic-metadata">

**Author:** [@bigos](https://www.ruby-forum.com/u/bigos)\
**Replies:** 4\
**Last updated:** [February 9, 2010, 3:22pm UTC](https://www.ruby-forum.com/t/some-success-at-last-and-some-questions/183166 "2010-02-09T15:22:43Z")

</div>

Hi Everyone, I’ve been using Ruby roughly since 2003, but I never could understand Rails nor do something meaningful with them. At last thanks to wonderful people from Rails Guides at Getting Started with Rails — Rub…

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## [Scrubyt anyone?](https://www.ruby-forum.com/t/scrubyt-anyone/175642)

<div class="topic-metadata">

**Author:** [@Audrey\_A\_Lee](https://www.ruby-forum.com/u/Audrey_A_Lee)\
**Replies:** 4\
**Last updated:** [September 17, 2009, 11:50pm UTC](https://www.ruby-forum.com/t/scrubyt-anyone/175642 "2009-09-17T23:50:12Z")

</div>

Hi, Are any of you using scrubyt? Scrubyt has a forum but it seems near death. But, this mail-list has a good group of very sharp and knowledgeable rubyists. I have installed the scrubyt demos: git clone git://git…

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## [How to get the current environement in which app is running](https://www.ruby-forum.com/t/how-to-get-the-current-environement-in-which-app-is-running/174611)

<div class="topic-metadata">

**Author:** [@fipa](https://www.ruby-forum.com/u/fipa)\
**Replies:** 4\
**Last updated:** [August 30, 2009, 1:34am UTC](https://www.ruby-forum.com/t/how-to-get-the-current-environement-in-which-app-is-running/174611 "2009-08-30T01:34:05Z")

</div>

Hi, From within my rails app code, is it possible to get the current environment in which it is running? Such as development / production. Regards,

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## [Advice for quick fire DB replication with Rails](https://www.ruby-forum.com/t/advice-for-quick-fire-db-replication-with-rails/169705)

<div class="topic-metadata">

**Author:** [@yitzhakbg](https://www.ruby-forum.com/u/yitzhakbg)\
**Replies:** 4\
**Last updated:** [June 7, 2009, 6:03pm UTC](https://www.ruby-forum.com/t/advice-for-quick-fire-db-replication-with-rails/169705 "2009-06-07T18:03:00Z")

</div>

We need an “out-of-the-box” sure-fire DB replication setup with automatic failover for our Rails app. We haven’t done it before. We’d appreciate advice on what the simplest, surest, quickest method would be (no more t…

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## [Use methods from a library in my own class](https://www.ruby-forum.com/t/use-methods-from-a-library-in-my-own-class/169521)

<div class="topic-metadata">

**Author:** [@leveille](https://www.ruby-forum.com/u/leveille)\
**Replies:** 4\
**Last updated:** [June 4, 2009, 9:57pm UTC](https://www.ruby-forum.com/t/use-methods-from-a-library-in-my-own-class/169521 "2009-06-04T21:57:27Z")

</div>

I want to create a class that uses the RubyGnuplot library that can create a plot using one simple command and only add options if so desired. Below is what I have done so far and I was wondering if someone could prov…

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## [Hi, i'm new](https://www.ruby-forum.com/t/hi-im-new/166699)

<div class="topic-metadata">

**Author:** [@rabarama](https://www.ruby-forum.com/u/rabarama)\
**Replies:** 4\
**Last updated:** [April 30, 2009, 7:40am UTC](https://www.ruby-forum.com/t/hi-im-new/166699 "2009-04-30T07:40:50Z")

</div>

Hi, i just started to get wet with ruby on rails… Is this the right place to ask for rails questions? Thanks

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## [Proc params extension](https://www.ruby-forum.com/t/proc-params-extension/157856)

<div class="topic-metadata">

**Author:** [@tjholowaychuk](https://www.ruby-forum.com/u/tjholowaychuk)\
**Replies:** 4\
**Last updated:** [January 16, 2009, 3:56am UTC](https://www.ruby-forum.com/t/proc-params-extension/157856 "2009-01-16T03:56:36Z")

</div>

Basically what I need is: Proc.new { |a,b,c| }.params # =\> \[:a, :b, :c\] I was looking into creating a C extension… but yikes the closure portion is far beyond my limited C skills (lack of). Any ideas? is this even re…

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## [Installing Gems](https://www.ruby-forum.com/t/installing-gems/156764)

<div class="topic-metadata">

**Author:** [@Abhishek\_Pratap](https://www.ruby-forum.com/u/Abhishek_Pratap)\
**Replies:** 4\
**Last updated:** [January 2, 2009, 7:49pm UTC](https://www.ruby-forum.com/t/installing-gems/156764 "2009-01-02T19:49:48Z")

</div>

Hi All Getting stuck at the first step with gems. I guess a tough start but hoping for a easy future. So here I am. I did install Gems in the separate /export directory of my Red Hat system. ruby setup.rb --prefix=…

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## [Very weird rake message](https://www.ruby-forum.com/t/very-weird-rake-message/153019)

<div class="topic-metadata">

**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\
**Replies:** 4\
**Last updated:** [November 11, 2008, 6:39am UTC](https://www.ruby-forum.com/t/very-weird-rake-message/153019 "2008-11-11T06:39:07Z")

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When I try and run rake db:migrate, I get this error: rake aborted! uninitialized constant CreateUsers /Library/Ruby/Gems/1.8/gems/activesupport-2.0.2/lib/active\_support/ dependencies.rb:266:in load\_missing\_constant'…

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## [Truncate problem](https://www.ruby-forum.com/t/truncate-problem/148925)

<div class="topic-metadata">

**Author:** [@sunfish](https://www.ruby-forum.com/u/sunfish)\
**Replies:** 4\
**Last updated:** [September 18, 2008, 12:49pm UTC](https://www.ruby-forum.com/t/truncate-problem/148925 "2008-09-18T12:49:29Z")

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Hi, In my application I am using a list box where i am showing different groups name. I am using \<%=truncate\_html\_strip\_textual\_wrap(group.name,28,28)%\> for truncating the name but it gives me problem when group nam…

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## [SSL Intermediate EV certificates](https://www.ruby-forum.com/t/ssl-intermediate-ev-certificates/145699)

<div class="topic-metadata">

**Author:** [@paul](https://www.ruby-forum.com/u/paul)\
**Replies:** 4\
**Last updated:** [August 13, 2008, 5:50pm UTC](https://www.ruby-forum.com/t/ssl-intermediate-ev-certificates/145699 "2008-08-13T17:50:55Z")

</div>

We have a cert, a key and an intermediate cert file with two certs inside… Where do these go? I don’t see any place for intermediate extended validation certs… Thanks

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## [Time.rb path](https://www.ruby-forum.com/t/time-rb-path/144483)

<div class="topic-metadata">

**Author:** [@Matias\_Pablo\_B](https://www.ruby-forum.com/u/Matias_Pablo_B)\
**Replies:** 4\
**Last updated:** [July 30, 2008, 4:14am UTC](https://www.ruby-forum.com/t/time-rb-path/144483 "2008-07-30T04:14:13Z")

</div>

While working on a project I came across with a problem that I traced to Time.rb. Some rss feeds return time in the following format “Mon, 28 Jul 2008 5:56 pm PDT”. Searching inside time.rb code I was not able to find …

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## [Problems with pluralization...and active record.find](https://www.ruby-forum.com/t/problems-with-pluralization-and-active-record-find/144106)

<div class="topic-metadata">

**Author:** [@yankees26](https://www.ruby-forum.com/u/yankees26)\
**Replies:** 4\
**Last updated:** [July 25, 2008, 3:33pm UTC](https://www.ruby-forum.com/t/problems-with-pluralization-and-active-record-find/144106 "2008-07-25T15:33:39Z")

</div>

Created a new model ‘klasse’ using scaffold, which was pluralised to ‘klasses’, which I don’t want! Removed all concerning ‘klasse’ and ‘klasses’ in the model. Added inflection “inflect.irregular ‘klasse’, ‘klassen’” …

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## [Return to Request Page after login](https://www.ruby-forum.com/t/return-to-request-page-after-login/142006)

<div class="topic-metadata">

**Author:** [@mitch\_newbie](https://www.ruby-forum.com/u/mitch_newbie)\
**Replies:** 4\
**Last updated:** [July 2, 2008, 4:24pm UTC](https://www.ruby-forum.com/t/return-to-request-page-after-login/142006 "2008-07-02T16:24:20Z")

</div>

I have a login form on the left column of a site I am building. The user can visit any page and the form is always present on the left. The middle column of the site is used for the display of site information etc. M…

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## [Can someone explain this syntax in new?](https://www.ruby-forum.com/t/can-someone-explain-this-syntax-in-new/138794)

<div class="topic-metadata">

**Author:** [@robb](https://www.ruby-forum.com/u/robb)\
**Replies:** 4\
**Last updated:** [May 27, 2008, 9:19pm UTC](https://www.ruby-forum.com/t/can-someone-explain-this-syntax-in-new/138794 "2008-05-27T21:19:48Z")

</div>

I found this in an old post: "Here’s a Hash that automatically creates new hashes for each key you try to access (specifically 1-level deep for a ‘2-dimensional’ hash): people = Hash.new{ |me,key| me\[ key \] = {} } pe…

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## [Ajax form helpers](https://www.ruby-forum.com/t/ajax-form-helpers/125875)

<div class="topic-metadata">

**Author:** [@nettome](https://www.ruby-forum.com/u/nettome)\
**Replies:** 4\
**Last updated:** [January 14, 2008, 6:06am UTC](https://www.ruby-forum.com/t/ajax-form-helpers/125875 "2008-01-14T06:06:45Z")

</div>

Hello everybody, I read about the for helpers submit\_to\_remote form\_remote\_tag link\_to\_remote form\_for I’m confused about which one to use and when, please can anyone help me understand them thanks

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## [Rexular expression quantifiers](https://www.ruby-forum.com/t/rexular-expression-quantifiers/125259)

<div class="topic-metadata">

**Author:** [@johnsmith](https://www.ruby-forum.com/u/johnsmith)\
**Replies:** 4\
**Last updated:** [January 7, 2008, 8:34pm UTC](https://www.ruby-forum.com/t/rexular-expression-quantifiers/125259 "2008-01-07T20:34:07Z")

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hi there just a quick question what is the difference between greedy and non greedy quantifiers? cheers

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## [One model, several relations to another model](https://www.ruby-forum.com/t/one-model-several-relations-to-another-model/123939)

<div class="topic-metadata">

**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\
**Replies:** 4\
**Last updated:** [December 22, 2007, 11:23am UTC](https://www.ruby-forum.com/t/one-model-several-relations-to-another-model/123939 "2007-12-22T11:23:54Z")

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Hi all, I don’t know a better title for my question, sorry about that. The problem I’m having is that I’ve got no clue how to do this: Table issues: Column created\_by Column closed\_by Both of those columns will hol…

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## [Rails 2.0.2 available](https://www.ruby-forum.com/t/rails-2-0-2-available/123416)

<div class="topic-metadata">

**Author:** [@Jean-FranSSSSois\_Tr](https://www.ruby-forum.com/u/Jean-FranSSSSois_Tr)\
**Replies:** 4\
**Last updated:** [December 17, 2007, 6:07pm UTC](https://www.ruby-forum.com/t/rails-2-0-2-available/123416 "2007-12-17T18:07:56Z")

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Hi, Rails 2.0.2 was tagged on changeset 8430. Gems are available on http://gems.rubyonrails.org but not yet on RubyForge (but files are there). -- Jean-François.

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## [How to map XML attributes](https://www.ruby-forum.com/t/how-to-map-xml-attributes/121300)

<div class="topic-metadata">

**Author:** [@Trans](https://www.ruby-forum.com/u/Trans)\
**Replies:** 4\
**Last updated:** [November 27, 2007, 1:33am UTC](https://www.ruby-forum.com/t/how-to-map-xml-attributes/121300 "2007-11-27T01:33:26Z")

</div>

I’m working on a DSL that maps XML \<=\> Object, and I’m stuck on where to store tag attributes. Do attributes belong to the tag or to the content? For example: HTML Content In mapping this to an…

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## [Backgroundrb needs a new maintainer](https://www.ruby-forum.com/t/backgroundrb-needs-a-new-maintainer/109253)

<div class="topic-metadata">

**Author:** [@ezra\_z](https://www.ruby-forum.com/u/ezra_z)\
**Replies:** 4\
**Last updated:** [July 14, 2007, 1:46am UTC](https://www.ruby-forum.com/t/backgroundrb-needs-a-new-maintainer/109253 "2007-07-14T01:46:04Z")

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Hello All- Is there anyone out there that wants to take over as maintainer of the backgroundrb project? I feel bad because I know lots of folks use it but I absolutely do not have time to work on it anymore :(. I’m l…

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## [Regexp questions](https://www.ruby-forum.com/t/regexp-questions/107609)

<div class="topic-metadata">

**Author:** [@mschwab](https://www.ruby-forum.com/u/mschwab)\
**Replies:** 4\
**Last updated:** [June 24, 2007, 8:21pm UTC](https://www.ruby-forum.com/t/regexp-questions/107609 "2007-06-24T20:21:39Z")

</div>

I’m converting a big Python program to Ruby which uses lots of regexps, and I’m getting some odd errors. One problem seems to be that \\1 in the replacement string doesn’t always work. Are there any known “gotchas” be…

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## [Displaying mapped values from the database](https://www.ruby-forum.com/t/displaying-mapped-values-from-the-database/102736)

<div class="topic-metadata">

**Author:** [@drlelon](https://www.ruby-forum.com/u/drlelon)\
**Replies:** 4\
**Last updated:** [April 3, 2007, 9:53pm UTC](https://www.ruby-forum.com/t/displaying-mapped-values-from-the-database/102736 "2007-04-03T21:53:07Z")

</div>

Hi, I have values in my database stored as integers: 1, 2, 3, 4, 5 When I retrieve and display these values in a List or Show, I want to map them to text such as: Text1, Text2, Text3, Text4, Text5 What’s the easies…

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## [More views for more domains](https://www.ruby-forum.com/t/more-views-for-more-domains/81687)

<div class="topic-metadata">

**Author:** [@michal](https://www.ruby-forum.com/u/michal)\
**Replies:** 4\
**Last updated:** [January 18, 2007, 3:17pm UTC](https://www.ruby-forum.com/t/more-views-for-more-domains/81687 "2007-01-18T15:17:43Z")

</div>

Hello I have more than one domain and i want to create different views for each domain. example i have: domain\_A, domain\_b My question is how to create different views for each domain (each domain has its own vie…

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## [Fusb\_nblock and fusb\_block\_size](https://www.ruby-forum.com/t/fusb-nblock-and-fusb-block-size/77717)

<div class="topic-metadata">

**Author:** [@tcsnide](https://www.ruby-forum.com/u/tcsnide)\
**Replies:** 4\
**Last updated:** [November 30, 2006, 7:30pm UTC](https://www.ruby-forum.com/t/fusb-nblock-and-fusb-block-size/77717 "2006-11-30T19:30:50Z")

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Hi all, What do the parameters fusb\_nblock and fusb\_block\_size exactly do in how data is transmitted over the USB to the USRP? I assume that fusb\_nblock indicates how many blocks we have in each USB packet, and fusb\_…

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## [Suprise in Ruby](https://www.ruby-forum.com/t/suprise-in-ruby/75262)

<div class="topic-metadata">

**Author:** [@friedrich](https://www.ruby-forum.com/u/friedrich)\
**Replies:** 4\
**Last updated:** [November 8, 2006, 5:17pm UTC](https://www.ruby-forum.com/t/suprise-in-ruby/75262 "2006-11-08T17:17:43Z")

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I can not remember having read about it before, however the following happens here: irb(main):015:0\> arr = Array.new(3, Array.new) \[\[\], \[\], \[\]\] irb(main):016:0\> arr\[0\].push(1) \[1\] irb(main):017:0\> arr \[\[1\], \[1\], \[…

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## [Compiling C++ module for Ruby](https://www.ruby-forum.com/t/compiling-c-module-for-ruby/74562)

<div class="topic-metadata">

**Author:** [@Albert\_Chin](https://www.ruby-forum.com/u/Albert_Chin)\
**Replies:** 4\
**Last updated:** [November 7, 2006, 10:54am UTC](https://www.ruby-forum.com/t/compiling-c-module-for-ruby/74562 "2006-11-07T10:54:58Z")

</div>

What needs to change in extconf.rb to link against a C++ compiler? If I set CONFTEST\_C=“conftest.cxx”, then gcc is smart enough to build it with g++. However, that is not the case for C compilers from Sun, HP, IBM, et…

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## [ENV shows partial environment only](https://www.ruby-forum.com/t/env-shows-partial-environment-only/71054)

<div class="topic-metadata">

**Author:** [@rue](https://www.ruby-forum.com/u/rue)\
**Replies:** 4\
**Last updated:** [October 5, 2006, 7:23am UTC](https://www.ruby-forum.com/t/env-shows-partial-environment-only/71054 "2006-10-05T07:23:53Z")

</div>

Hi! It seems that Ruby is not picking up the complete environment to be accessible through ENV–and I seem to recall this is by design. Cursory poking-around in {hash,ruby,eval}.c did not reveal anything particularly …

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## [Re: ruby spot it](https://www.ruby-forum.com/t/re-ruby-spot-it/69498)

<div class="topic-metadata">

**Author:** [@casper\_the\_ghost](https://www.ruby-forum.com/u/casper_the_ghost)\
**Replies:** 4\
**Last updated:** [September 22, 2006, 3:09pm UTC](https://www.ruby-forum.com/t/re-ruby-spot-it/69498 "2006-09-22T15:09:12Z")

</div>

I guess, that right now, the motivation would be the same like answering such questions here. But maybe i can find some others … :wink: But the main idea is, that other beginners correct them and learn from the errors…

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## [Sending additional parameters to before\_filter](https://www.ruby-forum.com/t/sending-additional-parameters-to-before-filter/98423)

<div class="topic-metadata">

**Author:** [@jjkiesch](https://www.ruby-forum.com/u/jjkiesch)\
**Replies:** 4\
**Last updated:** [July 14, 2006, 6:40pm UTC](https://www.ruby-forum.com/t/sending-additional-parameters-to-before-filter/98423 "2006-07-14T18:40:32Z")

</div>

i am trying to create a system so that different users have different priviliges on my application. i was going to modify my authorize function so that i could pass the required role to it and have it check the curren…

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## [Oracle HR on Rails](https://www.ruby-forum.com/t/oracle-hr-on-rails/97328)

<div class="topic-metadata">

**Author:** [@ghulette](https://www.ruby-forum.com/u/ghulette)\
**Replies:** 4\
**Last updated:** [July 6, 2006, 10:42pm UTC](https://www.ruby-forum.com/t/oracle-hr-on-rails/97328 "2006-07-06T22:42:18Z")

</div>

Interesting read…apologies if it has been posted already. http://www.oracle.com/technology/pub/articles/saternos-rails.html

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## [ruby\_strtod$B$N@:EY(B](https://www.ruby-forum.com/t/ruby-strtod-b-n-ey-b/60632)

<div class="topic-metadata">

**Author:** [@U.Nakamura](https://www.ruby-forum.com/u/U.Nakamura)\
**Replies:** 4\
**Last updated:** [May 16, 2006, 12:30pm UTC](https://www.ruby-forum.com/t/ruby-strtod-b-n-ey-b/60632 "2006-05-16T12:30:37Z")

</div>

e$B$3$s$K$A$O!"$J$+$\`$ie(B(e$B$&e(B)e$B$G$9!#e(B e$B5W$7?6$j$Ke(B1.8e$B$Ge(Btest-alle$B$7$F$\_$?$i4v$D$+$N%F%9%H$Ge(BFailuree$B$,A}e(B e$B$($F$$$k$3$H$K5$IU$-$^$7$?!#e(B e$B6qBNE\*$K$Oe(BYAMLe$B$N%F%9%H$J$N$G$9$,!"D4$Y$…

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## [Validate if different?](https://www.ruby-forum.com/t/validate-if-different/55872)

<div class="topic-metadata">

**Author:** [@steveoco](https://www.ruby-forum.com/u/steveoco)\
**Replies:** 4\
**Last updated:** [March 24, 2006, 8:59pm UTC](https://www.ruby-forum.com/t/validate-if-different/55872 "2006-03-24T20:59:10Z")

</div>

Hi, I seem to remember seeing the equivalent of saving only if all attributes are different. I can’t seem to find that now in the API or the agile book. I’m using the acts\_as\_versioned and only want to save if the in…

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## [Handling/Catching Exceptions](https://www.ruby-forum.com/t/handling-catching-exceptions/55095)

<div class="topic-metadata">

**Author:** [@Robert\_MannI](https://www.ruby-forum.com/u/Robert_MannI)\
**Replies:** 4\
**Last updated:** [March 18, 2006, 10:34am UTC](https://www.ruby-forum.com/t/handling-catching-exceptions/55095 "2006-03-18T10:34:38Z")

</div>

Hello! I was wondering, sometimes I raise an exception in my Rails apps, e.g.: raise SecurityError unless @post.user == logged\_in\_user Now: is there any way to catch that SecurityError exception somewhere and render …

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## [Bibtex database design](https://www.ruby-forum.com/t/bibtex-database-design/53025)

<div class="topic-metadata">

**Author:** [@Horacio\_S](https://www.ruby-forum.com/u/Horacio_S)\
**Replies:** 4\
**Last updated:** [February 13, 2006, 8:50pm UTC](https://www.ruby-forum.com/t/bibtex-database-design/53025 "2006-02-13T20:50:17Z")

</div>

I am working a Bibtex database for my school using Rails and I need some idea on how to manage the bibtex types. I crated an Author and Publications model and put has\_and\_belongs\_to\_many relationship between them. T…

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## [Relationship Question (STI)](https://www.ruby-forum.com/t/relationship-question-sti/101801)

<div class="topic-metadata">

**Author:** [@Dylan\_S](https://www.ruby-forum.com/u/Dylan_S)\
**Replies:** 4\
**Last updated:** [February 7, 2006, 7:09pm UTC](https://www.ruby-forum.com/t/relationship-question-sti/101801 "2006-02-07T19:09:49Z")

</div>

My girlfriend and I have been dating for two years, and she just told me she has an STI… Actually, I currently have three different models, like: Dog, Whale, Monkey They all have some similar attributes, but, they …

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## [Case question](https://www.ruby-forum.com/t/case-question/94874)

<div class="topic-metadata">

**Author:** [@SchSSS\_le\_Daniel](https://www.ruby-forum.com/u/SchSSS_le_Daniel)\
**Replies:** 4\
**Last updated:** [January 10, 2006, 1:44am UTC](https://www.ruby-forum.com/t/case-question/94874 "2006-01-10T01:44:41Z")

</div>

Hello, I am a little confused irb(main):165:0\* case nil.class irb(main):166:1\> when NilClass irb(main):167:1\> puts “hier” irb(main):168:1\> when Array irb(main):169:1\> puts “dort” irb(main):170:1\> else irb(main):1…

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## [Time zone converting](https://www.ruby-forum.com/t/time-zone-converting/243420)

<div class="topic-metadata">

**Author:** [@Sadaf\_N](https://www.ruby-forum.com/u/Sadaf_N)\
**Replies:** 1\
**Last updated:** [October 25, 2015, 6:21pm UTC](https://www.ruby-forum.com/t/time-zone-converting/243420 "2015-10-25T18:21:24Z")

</div>

I have found a ton of examples on google about converting time between UTC and local time. I am new to Ruby and I just cant seem to understand how to apply those examples to what I need. My problem is I need to conver…

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## [Ruby, SS0 & CAS](https://www.ruby-forum.com/t/ruby-ss0-cas/233108)

<div class="topic-metadata">

**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\
**Replies:** 1\
**Last updated:** [November 18, 2014, 2:26pm UTC](https://www.ruby-forum.com/t/ruby-ss0-cas/233108 "2014-11-18T14:26:26Z")

</div>

Ciao lista… in azienda stiamo disegnando un sw multi-site + core + backend (tutti separati) con necessit di Single-Sign-On; sembra che la soluzione pi affrontabile sia usare CAS \[1\]. Qualcuno ha esperienze in merit…

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## [Up to date Ruby cheat pdf?](https://www.ruby-forum.com/t/up-to-date-ruby-cheat-pdf/231868)

<div class="topic-metadata">

**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\
**Replies:** 1\
**Last updated:** [September 3, 2014, 11:17pm UTC](https://www.ruby-forum.com/t/up-to-date-ruby-cheat-pdf/231868 "2014-09-03T23:17:09Z")

</div>

Is there an up to date Ruby cheat sheet pdf that I can download? All I can see on Google are for old versions of Ruby. gvim

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## [Patch against server DOS](https://www.ruby-forum.com/t/patch-against-server-dos/231568)

<div class="topic-metadata">

**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\
**Replies:** 1\
**Last updated:** [August 16, 2014, 10:22am UTC](https://www.ruby-forum.com/t/patch-against-server-dos/231568 "2014-08-16T10:22:33Z")

</div>

Hello, My NGINX got a denial of service. The machine proxied large files using “proxy\_store”. Someone was creating an artifical request for a rarely used file, causing NGINX to download a big file from upstream, the…

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## [Software / SaaS that helps create release notes](https://www.ruby-forum.com/t/software-saas-that-helps-create-release-notes/230192)

<div class="topic-metadata">

**Author:** [@jason\_sam](https://www.ruby-forum.com/u/jason_sam)\
**Replies:** 1\
**Last updated:** [June 5, 2014, 7:50am UTC](https://www.ruby-forum.com/t/software-saas-that-helps-create-release-notes/230192 "2014-06-05T07:50:58Z")

</div>

Hi, I am trying to create a release note from jira and git. Is there any software / SaaS that helps to create release notes from git and jira? Thanks, Regards, Lavanya

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## [Nginx proxy for syncml](https://www.ruby-forum.com/t/nginx-proxy-for-syncml/240603)

<div class="topic-metadata">

**Author:** [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\
**Replies:** 1\
**Last updated:** [April 27, 2014, 10:42pm UTC](https://www.ruby-forum.com/t/nginx-proxy-for-syncml/240603 "2014-04-27T22:42:05Z")

</div>

Next to imap and other specific buildin nginx proxies could any of them be compatible with syncml ? Posted at Nginx Forum:

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## [Including assets in rails templates](https://www.ruby-forum.com/t/including-assets-in-rails-templates/239790)

<div class="topic-metadata">

**Author:** [@Detlef\_R](https://www.ruby-forum.com/u/Detlef_R)\
**Replies:** 1\
**Last updated:** [March 14, 2014, 3:33pm UTC](https://www.ruby-forum.com/t/including-assets-in-rails-templates/239790 "2014-03-14T15:33:10Z")

</div>

Hello all, I am working on building my very first rails template to be used for creating future applications. I am curious about how I can include assets (css, js, and images) to my template. The idea is to have my g…

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## [Remove rails application safely and neatly on debian server](https://www.ruby-forum.com/t/remove-rails-application-safely-and-neatly-on-debian-server/235072)

<div class="topic-metadata">

**Author:** [@addis\_a](https://www.ruby-forum.com/u/addis_a)\
**Replies:** 1\
**Last updated:** [May 30, 2013, 12:57am UTC](https://www.ruby-forum.com/t/remove-rails-application-safely-and-neatly-on-debian-server/235072 "2013-05-30T00:57:25Z")

</div>

Hi all, maybe it will be a strange question but as a sysadmin , I have to move a rails application with his environnement from a server to another(vps) . I would like know how can I clean correctly and safely the …

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## [Streaming via send\_data di uno streaming HTTP](https://www.ruby-forum.com/t/streaming-via-send-data-di-uno-streaming-http/224979)

<div class="topic-metadata">

**Author:** [@aris](https://www.ruby-forum.com/u/aris)\
**Replies:** 1\
**Last updated:** [December 5, 2012, 5:47pm UTC](https://www.ruby-forum.com/t/streaming-via-send-data-di-uno-streaming-http/224979 "2012-12-05T17:47:10Z")

</div>

Ciao a tutti, vi chiedo una mano che non so come risolvere la cosa. In un’app rails ho una chiamata che mostra all’utente un’immagine restituendola con send\_data. Il controller, nel metodo in questione, prende l’imma…

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## [Red25519 1.0.0: a fast public-key digital signature system](https://www.ruby-forum.com/t/red25519-1-0-0-a-fast-public-key-digital-signature-system/223505)

<div class="topic-metadata">

**Author:** [@aris](https://www.ruby-forum.com/u/aris)\
**Replies:** 1\
**Last updated:** [October 8, 2012, 6:05am UTC](https://www.ruby-forum.com/t/red25519-1-0-0-a-fast-public-key-digital-signature-system/223505 "2012-10-08T06:05:52Z")

</div>

red25519 is a Ruby wrapper for the Ed25519 public key digital signature system created by Dan Bernstein: Ed25519 provides much shorter keys (32-bytes) and signatures (64-bytes) than alternatives like DSA while still…

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## [Page Break issue with Wkhtmltopdf](https://www.ruby-forum.com/t/page-break-issue-with-wkhtmltopdf/223443)

<div class="topic-metadata">

**Author:** [@aris](https://www.ruby-forum.com/u/aris)\
**Replies:** 1\
**Last updated:** [October 4, 2012, 3:20pm UTC](https://www.ruby-forum.com/t/page-break-issue-with-wkhtmltopdf/223443 "2012-10-04T15:20:18Z")

</div>

https://lh5.googleusercontent.com/-Ic75bafROg0/UG10hP-nizI/AAAAAAAAAAc/NkV\_Bom9rYI/s1600/552.png Hi all im facing a problem with wkhtmltopdf i am unable to break a page for pdf output. can any one help me to do that. …

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## [Problems of GPSDO with GPS antenna](https://www.ruby-forum.com/t/problems-of-gpsdo-with-gps-antenna/218489)

<div class="topic-metadata">

**Author:** [@luislavena](https://www.ruby-forum.com/u/luislavena)\
**Replies:** 1\
**Last updated:** [April 2, 2012, 4:06pm UTC](https://www.ruby-forum.com/t/problems-of-gpsdo-with-gps-antenna/218489 "2012-04-02T16:06:04Z")

</div>

Hi, I want to use GPSDO in my application. Since there is no GPS antenna with GPSDO-kit, I bought a ‘SMA male straight GPS antenna’. Everything went well before I connect the GPS antenna to the GPSDO. For example, I…

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