how to update nodejs in linux

sudo npm cache clean -f
sudo npm install -g n
sudo n stable

how to add iam user in aws

1. User name
2. Access type - select "AWS Management Console access"
3. Console password - Custom password
4. Uncheck - Require password reset
5. Select "Attach existing policies directly"

aws delete an s3 bucket

unable to delete s3 bucket


Login as root user. (Not as any IAM user you might have specified)
Go to the S3 console.
Click on the bucket you want to delete.
Under the "Permissions" tab click on "Bucket Policy"
Click on "Delete"


https://stackoverflow.com/questions/45693897/unable-to-delete-s3-bucket/55721584

hotlinking images, videos and sound

imgur, photobucket
youtube
soundcloud

resize tmux window

https://michaelsoolee.com/resize-tmux-panes/

css improve

https://www.sassmeister.com/

crop picture online

croptofit.com