As of 2013-08, in Germany, Bing does not show authorship, when doing the demo search for “Matt Cutts”, or any other search: Bing - Search for "Matt Cutts".
“Join your global developer community at F8 Refresh on June 2nd, 2021!”.
“Our keynote will be streamed on our Facebook for Developers page and you will be able to view our technical deep-dive sessions on our Facebook for Developers website using your unique registration code”.
Bug ticket system Facebook "File a bug with bugzilla". You can just report bugs about your own application - as you can´t send the formular without a validated data in the fields “Apps” and “Related IDs” .
GitHub "jgorset/facepy" - “Facepy makes it really easy to interact with Facebook's Graph API”, “Facepy does not do authentication with Facebook; it only consumes its API”.
My tip: If you want to chat to a person who sent you a friend request but you won´t accept it ( as it is a business contact, not a true friend ), accept the friendship anyhow, send your messages, and then unfriend again
Experts advised me this service, if you need to do research about your target audience!
Marketing tips by experts, as of 2018-05:
You may have 5000 FB friends, after that anybody interested in you must “suscribe” to your profile.
*Friends get some news of you, by the new channel on their start page.
Subscribers get all news of you, by the new channel on their start page . Especially all their friends get this postings too!
If you set “English(US” as FB display language, you have the option to do the search “People who live in <Town>”, e.g. “People who live in Hannover” .
Experts suggest to post up to 3 FB wall postings / day, but not more. Suggested publication times 11:00-13:00 ( lunch time ) and 18:00-20:00 ( afterworks ) local time. “Night postings” are less successful.
HAZ "Verstecktes Archiv So kommen Sie an Ihre Facebook-Daten" - “Unter 'Einstellungen' und 'Allgemeine Kontoeinstellungen' findet sich das Tor zum Daten-Archiv. Unscheinbar steht dort die Aufschrift “Lade eine Kopie deiner Facebook-Daten herunter'”.
“Edit” ( profile ), section “Background / Summary”, “Add a link” - GitHub Gist links like http://gist.github.com/hemmerling/ are not accepted , by the error message “Sorry, we currently do not support this URL”.
“We give you 62 free checks every month (1 page twice a day, 62 pages per month or anything in between). On top of this, we are also offering you 1,000 free credits welcome bonus during the first month”.
The precedessor until 2018-12 was ChangeDetection, with totally free service.