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@chand
chand / rails-drop-tablemigration-model-controller.md
Last active May 13, 2025 05:39
Drop Table, Model, Migration in Rails

Dropping Migration Table, Models, Controller

Command Line

1. Drop Table/Migration

rails generate migration DropTablename

A file will be created, in the db > migrate folder, make sure it looks like:

@zulhfreelancer
zulhfreelancer / upgrade.md
Last active February 17, 2023 00:42
How to upgrade Heroku Postgres database plan?
  1. Assuming you have multiple Heroku apps and Git remote like so:
development https://git.heroku.com/xxx.git (fetch)
development https://git.heroku.com/xxx.git (push)
origin      git@bitbucket.org:xxx/xxx.git  (fetch)
origin      git@bitbucket.org:xxx/xxx.git  (push)
production  https://git.heroku.com/xxx.git (fetch)
production  https://git.heroku.com/xxx.git (push)
staging https://git.heroku.com/xxx.git (fetch)
@tomholford
tomholford / install_pg_gem.md
Last active September 7, 2025 13:07
Install postgresql gem `pg` on macOS

Installing pg gem on macOS

If you're trying to install the postgresql gem pg and it is failing with the following error message:

Installing pg 1.2.3 with native extensions
Gem::Ext::BuildError: ERROR: Failed to build gem native extension.

    current directory: ~/.rbenv/versions/3.0.0/lib/ruby/gems/3.0.0/gems/pg-1.2.3/ext
~/.rbenv/versions/3.0.0/bin/ruby -I ~/.rbenv/versions/3.0.0/lib/ruby/3.0.0 -r ./siteconf20210125-97201-pycpo.rb extconf.rb