Minimize CPU-hungry sidebar drag operations#2668
Merged
simon04 merged 1 commit intofreeCodeCamp:mainfrom Mar 28, 2026
Merged
Conversation
simon04
approved these changes
Mar 28, 2026
Contributor
simon04
left a comment
simon04
left a comment
There was a problem hiding this comment.
Thank you, very much appreciated!
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
2 participants
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
This makes an effort to fix slowdowns caused by dragging the sidebar. Fix suggested and implemented by Claude Code. Closes #1542 .
The following CPU profiles are from Firefox for Windows, dragging the sidebar left/right with lodash docs open.
Before (13 sec)
After (23 sec)
The 98% CPU usage points are still there, but visibly less frequently.