# Where is the Content Assist of RDT?

**URL:** <https://www.ruby-forum.com/t/where-is-the-content-assist-of-rdt/49667>\
**Category:** Ruby\
**Created:** [December 7, 2005, 12:37pm UTC](https://www.ruby-forum.com/t/where-is-the-content-assist-of-rdt/49667 "2005-12-07T12:37:46Z")\
**Posts on this page:** 8\
**Page:** 1

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**Author:** ![could.net](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/c/9d8465/32.png) [@could.net](https://www.ruby-forum.com/u/could.net)\
**Post date:** [December 7, 2005, 12:37pm UTC](https://www.ruby-forum.com/t/where-is-the-content-assist-of-rdt/49667/1 "2005-12-07T12:37:46Z")

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this url() said RDT _HAS_ Content Assist. I use RDT 0.6.0, but I never  
found  
the code completion thing in it.  
please tell me, how to find out the Content Assist stuff in RDT? thanks.

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**Author:** ![could.net](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/c/9d8465/32.png) [@could.net](https://www.ruby-forum.com/u/could.net)\
**Post date:** [December 7, 2005, 12:41pm UTC](https://www.ruby-forum.com/t/where-is-the-content-assist-of-rdt/49667/2 "2005-12-07T12:41:49Z")

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I forgot to say, the url is:  
[http://www-128.ibm.com/developerworks/opensource/library/os-rubyeclipse/](http://www-128.ibm.com/developerworks/opensource/library/os-rubyeclipse/)

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**Author:** ![could.net](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/c/9d8465/32.png) [@could.net](https://www.ruby-forum.com/u/could.net)\
**Post date:** [December 7, 2005, 12:45pm UTC](https://www.ruby-forum.com/t/where-is-the-content-assist-of-rdt/49667/3 "2005-12-07T12:45:55Z")

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sorry for my duplicated posts.  
My ie seems crazy, it automatically post twice.

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**Author:** ![could.net](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/c/9d8465/32.png) [@could.net](https://www.ruby-forum.com/u/could.net)\
**Post date:** [December 7, 2005, 5:35pm UTC](https://www.ruby-forum.com/t/where-is-the-content-assist-of-rdt/49667/4 "2005-12-07T17:35:40Z")

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You aren’t posting twice to the list, you are just seeing Gmail put in  
the same thread both your response from your “Sent Mail” and the  
response as shown on the list. It is just one of those annoying  
features of Gmail.

Ryan

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**Author:** ![could.net](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/c/9d8465/32.png) [@could.net](https://www.ruby-forum.com/u/could.net)\
**Post date:** [December 8, 2005, 4:21am UTC](https://www.ruby-forum.com/t/where-is-the-content-assist-of-rdt/49667/5 "2005-12-08T04:21:32Z")

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Thank you.  
I do find some varibale hits this time.  
I’m very new to ruby. So I never tried the rdoc stuff. Can you tell me  
how  
to use it please? Thanks again~

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**Author:** ![could.net](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/c/9d8465/32.png) [@could.net](https://www.ruby-forum.com/u/could.net)\
**Post date:** [December 8, 2005, 4:21am UTC](https://www.ruby-forum.com/t/where-is-the-content-assist-of-rdt/49667/6 "2005-12-08T04:21:32Z")

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Yes, it’s really annoying.  
I tried to find out how to disable this but I didn’t get any clues.

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**Author:** ![could.net](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/c/9d8465/32.png) [@could.net](https://www.ruby-forum.com/u/could.net)\
**Post date:** [December 7, 2005, 1:10pm UTC](https://www.ruby-forum.com/t/where-is-the-content-assist-of-rdt/49667/7 "2005-12-07T13:10:24Z")

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On Wed, 07 Dec 2005 11:35:25 -0000, Frank P. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
wrote:

> this url() said RDT _HAS_ Content Assist. I use RDT 0.6.0, but I never  
> found  
> the code completion thing in it.  
> please tell me, how to find out the Content Assist stuff in RDT? thanks.

In my experience it’s not as comprehensive as with e.g. Java, partly  
because Ruby is very dynamic so the information simply isn’t available  
until runtime. I’ve found that there’s not really much reason to have it  
pop up automatically but on the whole I think it’s a worthwhile trade  
for  
the flexibility you get from Ruby 😉

It does do variables quite well I think - hit CTRL-SPACE to see what it  
knows about. It only knows about variables in the current script (?). I  
only switched to IDEs about a year ago, and when I started with Ruby I  
found it hard without autocomplete, which frankly isn’t a place I want  
to  
be. Doesn’t take long to get back to normal, though 😉

(Aside, I don’t know if you can get docs working, my Ri is broken I  
think,  
but to be honest I don’t think you’ll need to - if you’re not sure of  
the  
name of a method or whatever just guess - most times you’ll be right,  
Ruby  
is very nice in this respect :))

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<div class="post-metadata">

**Author:** ![could.net](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/c/9d8465/32.png) [@could.net](https://www.ruby-forum.com/u/could.net)\
**Post date:** [December 8, 2005, 4:25am UTC](https://www.ruby-forum.com/t/where-is-the-content-assist-of-rdt/49667/8 "2005-12-08T04:25:36Z")

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OK, I tried the ri again, it works for me.
