A brief history of email tracking pixels, how they work, and how to turn them off.| Buttondown
This document specifies the Internet Message Format (IMF), a syntax for text messages that are sent between computer users, within the framework of "electronic mail" messages. This specification is a revision of Request For Comments (RFC) 2822, which itself superseded Request For Comments (RFC) 822, "Standard for the Format of ARPA Internet Text Messages", updating it to reflect current practice and incorporating incremental changes that were specified in other RFCs. [STANDARDS-TRACK]| IETF Datatracker
Reference syntax for the tailnet policy file.| Tailscale
The QTime class provides clock time functions.| doc.qt.io
Use Tailscale SSH to manage the authentication and authorization of SSH connections in your tailnet.| Tailscale
The Qt namespace contains miscellaneous identifiers used throughout the Qt library.| doc.qt.io
The Internet Message Access Protocol, Version 4rev1 (IMAP4rev1) allows a client to access and manipulate electronic mail messages on a server. IMAP4rev1 permits manipulation of mailboxes (remote message folders) in a way that is functionally equivalent to local folders. IMAP4rev1 also provides the capability for an offline client to resynchronize with the server. IMAP4rev1 includes operations for creating, deleting, and renaming mailboxes, checking for new messages, permanently removing messa...| IETF Datatracker
Learn how to remove duplicate emails, check email addresses syntax and remove unreachable or disposable emails. And for free!| www.datablist.com
This document specifies Atom, an XML-based Web content and metadata syndication format. [STANDARDS-TRACK]| IETF Datatracker
PHP is a popular general-purpose scripting language that powers everything from your blog to the most popular websites in the world.| www.php.net
This document specifies a syntax for text messages that are sent between computer users, within the framework of "electronic mail" messages. [STANDARDS-TRACK]| IETF Datatracker
This document defines the format of Uniform Resource Identifiers (URIs) to identify resources that are reached using Internet mail. It adds better internationalization and compatibility with Internationalized Resource Identifiers (IRIs; RFC 3987) to the previous syntax of 'mailto' URIs (RFC 2368). [STANDARDS-TRACK]| IETF Datatracker
This document specifies a syntax for text messages that are sent between computer users, within the framework of "electronic mail" messages. [STANDARDS-TRACK]| IETF Datatracker
This document defines a date and time format for use in Internet protocols that is a profile of the ISO 8601 standard for representation of dates and times using the Gregorian calendar.| IETF Datatracker