N+1 detection tools in Ruby on Rails - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to enable the Bullet gem in a Rails initializer.

Ruby on Rails

Bullet.enable = [1]

Drag options to blanks, or click blank then click option'

Anil

Bfalse

C0

Dtrue

Attempts:

3 left

💡 Hint

Common Mistakes

Setting Bullet.enable to false disables detection.

Using nil or 0 will not enable Bullet.

Setting Bullet.enable = true activates the Bullet gem to detect N+1 queries.

2fill in blank

medium

Complete the code to add Bullet's notification to the Rails log.

Ruby on Rails

Bullet.[1] = true

Drag options to blanks, or click blank then click option'

Arails_logger

Badd_footer

Cbullet_logger

Draise

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'raise' causes exceptions instead of logging.

Using 'bullet_logger' or 'add_footer' uses different logging or display methods.

Setting Bullet.rails_logger = true enables logging Bullet notifications to the Rails log.

3fill in blank

hard

Fix the error in the Bullet configuration to enable browser alerts.

Ruby on Rails

Bullet.[1] = true

Drag options to blanks, or click blank then click option'

Aadd_footer

Benable

Calert

Draise

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'add_footer' adds info to page footer, not alerts.

Using 'raise' causes exceptions, not alerts.

Setting Bullet.alert = true enables browser alert popups for N+1 query detection.

4fill in blank

hard

Fill both blanks to configure Bullet to add notifications to the page footer and raise errors.

Ruby on Rails

Bullet.[1] = true
Bullet.[2] = true

Drag options to blanks, or click blank then click option'

Aadd_footer

Balert

Craise

Denable

Attempts:

3 left

💡 Hint

Common Mistakes

Confusing 'alert' with 'add_footer'.

Using 'enable' instead of 'raise' for errors.

Setting Bullet.add_footer = true adds notifications to the page footer.
Setting Bullet.raise = true raises errors on detection.

5fill in blank

hard

Fill all three blanks to configure Bullet to enable detection, log to Rails logger, and show browser alerts.

Ruby on Rails

Bullet.[1] = true
Bullet.[2] = true
Bullet.[3] = true

Drag options to blanks, or click blank then click option'

Aenable

Brails_logger

Calert

Draise

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'raise' instead of 'alert' for browser popups.

Forgetting to enable Bullet detection.

Enable Bullet detection with enable, log notifications with rails_logger, and show browser alerts with alert.