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Amazon AWS S3 CLI copy with set perms

October 13, 2020

Open term (or equivalent) and paste the following:

S3 copy

to upload a world-readable file:

aws s3 cp source.file s3://bucket/path/dest.file --acl public-read

Options for --acl parameters are:

private - visibility to owner only
public-read - readable by all
public-read-write - readable and writable by all

More on shell

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Run incognito/private commands for Bash and Zsh

Simply put a space before the command and it won't be saved to ~/.bash\_history. E.g. qrencode -o out.png "Some secret text"

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Upgrade postgres database with homebrew

To upgrade postgres you can run

shellOctober 13, 2020

Angry Docker Purge

If you receive No Space left error on Docker this the brute force solution:

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