similar to: Multiple Undo History

I''m a slow learner when it come to shortcuts and i got real tired looking up Textmate''s Rails snippets & commands in the context menu. So i fired up trusty OmniGraffle and quickly created a little Cheat Sheet for all default snippets/macros/commands in Textmate''s current Rails Bundle. Certainly helped me to remember these quickly. So, if you''re

when running rake rake appdoc (os x 10.4) i get the following error: unrecognized option `--line-numbers --inline-source'' any ideas? sebastian

total rails nuby here. I have a table "thumbnails", hence the model Thumbnail. I''m extending the Thumbnail class with a few constants needed for thumbnail cropping: class Thumbnail < ActiveRecord::Base SOURCE_FILE_PATH = "path/to/source" TARGET_FILE_PATH = "path/to/target" TARGET_WIDTH = 100 TARGET_HEIGHT = 100 end Now, in my controller

Is there a ''replace'' method or similar for attchment_fu? For instance, I have an image that is uploaded and stored. Now I want to replace it with a different image. I do not want to do a delete and then new - since I need to keep various attributes associated with the previous image. thanks. --~--~---------~--~----~------------~-------~--~----~ You received this message

I have this situation where in an after_update, I would like to know the previous value of the record instead of simply being notified the record has been updated. For example let''s say I had a table called ''foo'' which had a field ''new_flag''. I want to know when the ''new_flag'' field changes from 0 -- > 1 in an after_update so I

I''m a total Rails newbie and i''ve been struggling for hours today with one (prolly very silly) problem: I have a table portfolios that has many images: class Portfolio < ActiveRecord::Base has_many :images end class Image < ActiveRecord::Base belongs_to :portfolios end In the controller i define a list of active portfolios: @active_portfolios =

I''ve been searching around trying to find out if there is some way to attach something to an ActiveRecord class such that every time an update is called, a record of that update (which fields, when) is created. I think it would be useful for syncing information with external services I think. Questions: If there is a wealth of knowledge on this, what search terms will lead me in the

Don''t get me wrong, JavaScript/Ajax helpers in Rails are a huge timesaver and they have helped me to finally overcome my irrational aversion to js libraries like prototype and such. However, all this goodness seems to come at quiet a price. The resulting code is littered with inline JS, including ubiquitous script tags and onload attributes etc.. It seems that just when i found

[using mongrel-0.3.13.4 pre-release, OX 10.4.7] I have a slightly annoying issue under OS X: If i terminate the session that ran the mongrel process (by closing terminal window -- hey, it happens!), subsequent attempts to start mongrel give me the following error: /usr/local/lib/ruby/gems/1.8/gems/mongrel-0.3.13.4/lib/mongrel/ tcphack.rb:12:in `initialize_without_backlog'':

I remember some time ago there was a post that contained a link to a Ruby based product similar to Mint for webstats that was in early development. For the life of me I cannot find the link in the usual places. Anyone have a link? Thanks, -S

The 1.0 version of our bundle is now available for download, along with a 10 minute demonstration of it in use. See http:// syncpeople.com/downloads. == What is syncPEOPLE on Rails? == syncPEOPLE on Rails is a bundle of snippets, macros and commands for TextMate that make Rails development on the Mac even easier. Generate scaffolds, migrations, models and controllers from inside the

I''m trying to set up my Rails development app for public access on OS X. I''m using the bundled lighttpd server. The first thing i tried to do is simply start lighttpd on port 80. When i set "server.port = 80" in lighttpd.conf i get the following error message after running ruby script/server: (network.c.265) can''t bind to port 80 Permission denied i

Hey guys, i hope someone has an idea for me. At this time im using Puppet Dashboard as enc for a masterless puppet infrastructure.No im searching for a best practise to undo the changes from a removed class. Example: In the enc I´ve added the class auth::test to a node. The class will be loaded on the next puppet apply, works fine. But now if i remove the class from the node in the enc, how

Hi all I have a problem. Two days ago , I used kvm-img create a snapshot of an qcow2 format image. And today I apply the snapshot of this image. The question is can I recovery the image to the last point . I mean Undo this snapshot apply -------------- lyz_pro 2014-03-24

Hi users. I'm new user in R. I'm workiing with Time series and I would like to know how can I do to undo the command DIFF(X), for exemple: If I have the model: m=arima(X, order=c(0,1,1), seasonal=list(order=c(0,0,1))) (note that have d=1 one difference), to find, in the same scale, the original numbers (like one "unDiff"), after the forecast, I need to develop some function or in

Is there a way to undo this? because mymodel wasn''t a model, but only a class... :)

Hi, is it possible to undo a "isohybrid filename.iso" so you get the original ISO back? regards, -mika- -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 189 bytes Desc: Digital signature URL: <http://www.zytor.com/pipermail/syslinux/attachments/20090615/938aaf23/attachment.sig>

I''ve installed the acts_as_versioned gem, and it shows up as installed when i do a "gem list" After installing it, I set up my new model with the "acts_as_versioned" line in its model file. I think went to run my migration to create this table, and I got the following error: == CreateDpslevels: migrating ================================================ --

Hey guys and gals, I have the following object that has acts_as_versioned: class Note < ActiveRecord::Base acts_as_versioned belongs_to :user end The schema for my notes table is as follows: create_table :notes, :force => true do |t| t.column :id, :integer t.column :noteshare_id, :integer t.column :user_id, :integer t.column :title, :string

Dear Btrfs people, I saw Chris' Btrfs talk at LinuxConf.EU a few weeks ago and have since been thinking about how I would like to use this great code once you have done all the hard work :-) Fine-grain filesystem undo, thanks to cheap snapshots, is what I'm thinking about. The more I consider it the more useful I believe it will be; here's a recent example: # apt-get install