A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
available to users with a reputation of 10000.
for questions concerning actions leading to bad behaviors or bad purposes, considered or suspected to be against Stack Exchange policies or the collaboratively philosophy of any Stack Exch…
Discussion about the Community Ads that run on Drupal Answers.
for questions about answers: how to answer, whether specific answers are appropriate, and so forth.
a way to get additional attention for a question by offering some of your own reputation for great answers.
Questions about canonical questions, and requests for canonization.
small addendum to each question or answer, intentionally limited in size and formatting. Comments are second-class citizens.
not a person, but a background process that helps keep Stack Exchange sites clean.
"Design" refers to front-end elements, such as page layout, coloring conventions, etc. For questions about database structure, algorithms in the code, please use the "architecture" tag instead.
A tag for questions that may not necessarily have a clear-cut right or wrong answer and are often subjective. If it's not a bug, feature-request or request for assistance, it is probably a discussion.
held to choose moderators for Stack Overflow and non-Beta Stack Exchange sites.
referring to the process of identifying and closing questions that are exact duplicates of another question.