62 lines
981 B
Markdown
62 lines
981 B
Markdown
---
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title: Rails tricks
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category: Rails
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---
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in config/environments/development.rb:
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# Source maps for Sass
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config.sass.debug_info = true
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config.sass.line_comments = false
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# Don't break apart
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config.assets.debug = false
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Partial locals
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<%= render 'article', full: true %>
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<%= render 'article' %>
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<% if local_assigns[:full] %>
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...
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<% end %>
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HTML in i18n
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en:
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read_more_html: "read <b>more</b>..."
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Exception handling:
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# config/application.rb
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config.exceptions_app = self.routes
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get '/404', to: 'errors#not_found'
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get '/500', to: 'errors#server_error'
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class ErrorsController
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def not_found
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render status: :not_found
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end
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end
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Rails updating:
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rake rails:update
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Distinct pluck:
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Article.distinct.pluck('author')
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Relation#merge
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scope :with_drafts, -> {
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uniq.joins(:articles).merge(Article.draft)
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}
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Order
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scope :recent, -> { order created_at: :desc }
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