I really like Manifold library.

Is it me or is it just a fantasy? With let joke = 67;

let foo: 5;

fn add(a: f64, b: f64) -> f64 {
  a + b
}

Let's quote an author:

Who is right here bold italic

Subtitle

This is a table:

Paragraph

If you are designing a mobile app or website and want to use Figma’s native Variables feature to automatically flip your UI mockups from light to dark mode with a single click, this is locked behind a paid plan.

SPF

sender policy framework

"Is this server allowed to send for this domain?"

• Lists valid send servers for the domain
• Format: v=spf1 [mechanisms] [qualifier]~all

DKIM

domain keys identified mail

Is this email authentic and unmodified?

• Contains sending servers public key, which is used to sign mails
• Can be pointed to via CNAME record
• Format: v=DKIM1; k=rsa; p=[base_64_public_key]

DMARC

domain-based message authentication reporting and conformance

What to do, if it fails?

• Contains policy for handling failures
• Format: v=DMARC1; p=[none|quarantine|reject>; rua=mailto:[email protected]
• Forbid [email protected] for SPF and DKIM by setting adkim=[s|r]; aspf=[s|r] to strict s. Default is r - relaxed