tip
You can change a user's name
Changing the name of an admin or any other user shouldn't mess up anything. (All "posted by" info and other references to user name will automatically reflect the new name.) User names are just there for our human convenience; the underlying User ID number is what Drupal is concerned with.
Searching Drupal.org
Is search on Drupal.org not turning up what you want – or (as happens at times) is the site's search function not working at all? Let Google help out: give Google your search terms, followed by site:drupal.org . Voila!
Read up on a few more search tips.
Checking whether a site is Drupal
If you're wondering whether a given site was made with Drupal, Is This Drupal? will take an educated guess based on header and file info. The creator can't guarantee accuracy (a given site may use tricks to hide its tech identity), but this is an interesting tool to have on hand!
Printing a book
The Book module creates "Printer-friendly version" at the bottom of Book pages. If you hit that link from a page with child pages, Drupal creates a printer-friendly page from that page and its child pages. If you hit the link from the Book's top page, you get the whole book in a single page!
Access denied problems
Got unexpained "access denied" troubles keeping people from your content? Go to admin/content/node-settings, and try the 'Rebuild Permissions' button.
If that doesn't work, see other ideas for access denied for visitors and access denied for admins.
Thank you for including my blog post.
Geshan
...
thanks for the link.
حلول
...This is a fantastic resource and obviously a lot of work - thank you very much indeed!
It looks to me as if #1 and #2 are handled by general Drupal permission features. #3 should be...