What is “=C2=A0” in MIME encoded, quoted-printable text?
=C2=A0 represents the bytes C2 A0. Since this is UTF-8, it translates to U+00A0, which is the Unicode for non-breaking space. See UTF-8 (Wikipedia).
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How to send to BCC address when using PHPMailer to format MIME message for Gmail API?
PHPMailer will track the BCC recipients internally and if you were to send the message with PHPMailer it would specify the BCC recipients during the SMTP envelope. However, when you extract the raw message from PHPMailer you lose the internal recipient list that PHPMailer was tracking. The raw message does not include the BCC information. … Read more
Proper MIME media type for PDF files
The standard Media Type (formerly known as MIME types) is application/pdf. The assignment is defined in RFC 3778, The application/pdf Media Type, referenced from the Media Types registry. Media Types are controlled by a standards body, The Internet Assigned Numbers Authority (IANA). This is the same organization that manages the root name servers and the IP address space. The use … Read more