dm-core | DataMapper - Core
kandi X-RAY | dm-core Summary
kandi X-RAY | dm-core Summary
DataMapper - Core
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Top functions reviewed by kandi - BETA
- Loads a Collection from the Collection .
- Lazy loads a collection
- Validate conditions
- Convert order to sort order
- Check if this node matches the target .
- Verify that this object has the same subject
- Determines if this policy is responsible for this policy .
- Determine if the given class is available
- Verify that the given block should be executed
dm-core Key Features
dm-core Examples and Code Snippets
Community Discussions
Trending Discussions on dm-core
QUESTION
I have struggled a lot with CarrierWave, so I made a small program to see if I could make that work:
...ANSWER
Answered 2019-Nov-29 at 21:56Converted to an answer for @MrMos...
Nevermind, I found out. I did this instead:
QUESTION
I am on WSL, working on Ruby on Sinatra web application training, when I require the './main' on heroku run console command, I get LoadError and it can't require 'dm-postgres-adapter.
I have been following a tutorial, using WSL, I installed Ruby along with its dependencies, so far all the gems I've installed were successful. But when I push to heroku and when I run the 'heroku run console' command, and I type in 'require "./main"' I get a LoadError, telling me...
...ANSWER
Answered 2019-Apr-30 at 22:05I was getting the same errors. Don't ignore the Warnings from Heroku when you push to heroku.
If you're using Git (which you probably are) you'll need to first remove the .bundle/ folder via the command line:
git rm --cached -r .bundle/
Then you'll need to add a .gitignore file in the main directory with ".bundle/" in the body of the file
Commit it all to git and/or github. Push to Heroku. (no more nasty warning RE the .bundle/ folder)
Then run your heroku run console command and pick up with the Jumpstart tutorial again.
QUESTION
I have a database, and I need to sort the whole table by the length, however I've got stack on it.
...ANSWER
Answered 2017-Apr-06 at 11:48Item.sort_by(&:length)
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
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No vulnerabilities reported
Install dm-core
On a UNIX-like operating system, using your system’s package manager is easiest. However, the packaged Ruby version may not be the newest one. There is also an installer for Windows. Managers help you to switch between multiple Ruby versions on your system. Installers can be used to install a specific or multiple Ruby versions. Please refer ruby-lang.org for more information.
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