Displaying 20 results from an estimated 300 matches similar to: "ActiveRecord Classes"
2009 Jun 06
5
Rake Tasks
Hi Everyone,
I just need some further help clarifying a custom rake task I''m building
and the logistics of how it should be working.
I''ve created a custom rake task in libs/tasks called scraper.rake which
so far just contains the following:
desc "This task will parse data from ncaa.org and upload the data to our
db"
task :scraper => :environment do
# code goes
2009 Jun 13
8
Removing routes to new, show, etc. in a model
Example model: demo
--app
----Controllers
------application_controler.rb
------demos_controller.rb
----Models
------demo.rb
----Views
------demos
--------index.html.erb (I want to keep this)
--------edit.html.erb (delete)
--------new.html.erb (delete)
--------show.html.erb (delete)
http://localhost:3000/demos/new (should not be a route)
http://localhost:3000/demos/edit (should not be a route)
2016 Sep 28
2
Good Bye SAMBA?!?!?
Am 28.09.2016 um 04:01 schrieb Steve Litt via samba:
> Why would ANYBODY type a command when they could perform a bunch of
> mouse clicks. Better yet, you can automate Windows tools with a screen
> scraper and a keyboard injector, or with a top notch language like
> Powershell or Visual Basic
*lol*
why would ANYBODY click in a GUI when he have a console - and i mean
that really
2006 Jan 10
1
OT: Scraper library recommendation
Hi all,
this is quite off-topic, but I''m sure a lot of people here has experience
in the area, so...
I''m writing a website scraper script that needs to download a web page,
traverse the (X)HTML tree and finally insert data and HTML pieces into
a DB. Eventually this data will be served up as RSS and/or Atom.
I''m currently using html/tree (htmltools); I''ve also
2011 May 15
1
Find String Between Characters
Dear R Helpers,
I am trying to isolate a set of characters between two other characters in
a long string file. I tried some of the examples on the R help pages and
elsewhere, but I am not able to get it. Your help would be much
appreciated.
require(scrapeR)
2012 May 28
1
Rcurl, postForm()
Dear colleagues,
Could I get some assistance using postForm() to scrape the business names and addresses at this website:
http://www.brantford.ca/business/LocalBusinessCommunity/Pages/BusinessDirectorySearch.aspx
I've read through (http://www.omegahat.org/RCurl/RCurlJSS.pdf) and scoured the web for tutorials, but I can't crack it. I'm aware that this is probably a pretty basic
2008 Jul 02
3
update_all not changing updated_at
Hi everyone-
Model.update_all works and changes the records, but it''s not changing
the updated_at field. Am I doing something wrong or is this by
design?
Thanks,
Dino
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2009 Jul 02
7
Params Merge and URL sorting/pagination
Hi all,
Here''s my general setup on the specific template I''m having issues with:
will_paginate for pagination
custom methods for sorting
1-form for team search
1-form for search by date
When searching for a team for instance, the url returned will be:
/rushing_offenses?search=Florida
When searching by date, the url returned will be:
/rushing_offenses?compiled_on=2009-07-02
2006 Jun 01
2
update_all broken in postgres?
Hi
has anyone managed to use update_all with rails on postgres?
In my setup, it does not work:
>> @keyword.update_all(myupdates)
NoMethodError: undefined method `update_all'' for #<Keyword:0xb7ac4670>
from
/home/lib/ruby/gems/1.8/gems/activerecord-1.14.0/lib/active_record/base.rb:1786:in
`method_missing''
from (irb):14
I checked that the base.rb
2006 Dec 31
0
backgroundrb 0.2.1 doesn''t always load rails environment
I found this stack trace in my logs. My worker name is MiscWorker,
and Qualifier is a Rails model.
uninitialized constant MiscWorker::Qualifier: /Users/bryan/
Workspace/sandbox/scraper-trunk/config/../vendor/rails/activerecord/
lib/../../activesupport/lib/active_support/dependencies.rb:476:in
`const_missing''
/Users/bryan/Workspace/sandbox/scraper-trunk/lib/workers/
2011 Aug 03
2
Error message for MCC
Greetings all,
I am getting an error message that is stifling me.
Any ideas?
> ## Define Directories ##
> load_from <- "/home/mcc/Dropbox/abrodsky/kegg_combine_data/"
> save_to <- "/home/mcc/Dropbox/abrodsky/ttest_results/"
>
> ###############################
> ## Define Columns To Compare ##
> compareA <- "log_b_rich"
> compareB
2011 Jan 26
1
Error handling with frozen RCurl function calls + Identification of frozen R processes
Dear list,
I'm tackling an empiric research problem that requires me to address a whole
bunch of conceptual and/or technical details at the same time which cuts
time short for all the nitty-gritty details of the "components" involved.
Having said this, I'm lacking the time at the moment to deeply dive into
parallel computing and HTTP requests via RCurl and I hope you can help me
2006 Mar 29
1
calcualtign a trailing 12 column mean in a dataframe?
I have a dataframe of 25 columns and 100,000 rows
called ?testdf?.
I wish to build a new dataframe, with 14 columns and
100,000 rows.
I wish the new dataframe to have the ?trailing 12
column? mean. That is, I want column 1 of the new
dataframe to have soemthing like:
?( mean(testdf[,1:12],na.rm=T)?
What is the best way to accomplish this?
2007 Sep 07
6
ActiveRecord::Base#update_all expected behaviour
Hi
I noticed that if in my code I use the following:
Photo.update_all("title = ''Ruby rocks'' ", "id IN (#{@photo_ids})")
All my objects are properly updated but none of the filters/callbacks
are triggered. Is that what''s expected?
I have a before_update filter set on the Photo class and it gets
totally ignored, I guess the only way to solve this
2007 Oct 12
2
missing attribute: reorder
I am trying to use an integer object as a flag item for displaying a
link on a page called reorder that is a column in my PlanProcedures
table.
I''m getting an error that says
The Header is NoMethodError in Manage_plan_procedures#list
missing attribute: reorder
Here is what my model looks like:
>> PlanProcedure.column_names
=> ["id", "plan_id",
2010 Aug 01
0
ScrapeR Unanticipated XML objects
Dear All,
I have come across a very surprising result as I have started to learn how
to use R to pull data from the web for analysis.
I am trying to isolate that table headers for the quarterly income
statement (qtrinc) that I pulled from Google finance. I executed the
following commands after installing the scrapeR package.
require(scrapeR)
2007 Sep 21
1
Temporary disabling after_update
Hi,
I am trying to replace my old database trigger with ActiveRecord
callbacks in rails.
I have a model like following:
class Action < ActiveRecord::Base
belongs_to :inquiry
def after_update
#clean up all action associated with the inquiry.
Action.update_all("latest = ''''", ["inquiry_id = ?",
self.inquiry_id])
#find the latest action
2006 Jul 06
4
update_all Not Incrementing lock_version
Shouldn''t update_all be updating lock_version? As you can see from my
console session below, it is upating the record (changed running
attribute to true and returned 1 to show 1 recored was updated). But it
did not increment lock_version. And optimistic locking is working
correctly otherwise. As you can see below, lock version = 562 before
and after the update_all call but it is
2004 Apr 27
2
Gcc 3.4.0 and syslinux-2.09 menu
The menu directory won't compile with gcc 3.4.0 because gcc complains
that "ebp" cannot be used as a constraint. If preserving ebp is
necessary then it will have to be done in the assembler code. Gcc 3.3.3
just seems to ignore the constraint. It didn't do anything special to
preserve the register.
I also noticed that getnumrows returns the contents of 0x484 which is
the
2006 Apr 11
6
Reduce Number of Queries When Using ActiveRecord
I have a controller method called update_all that grabs parameters for about
30 form fields and saves them to the database. My current code looks to see
if there is a string in params[] for each form field (two fields for each
SelfEvaluationItem) and saves the updated self_evaluation_answer if a string
is available. Since this is iterated code, I am almost certain that this
generates 30 or so