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.
For questions about the flagging process, how flags are handled, etc.
Discussion and controversy around questions that are explicitly stated as, presumed, or suspected to be homework questions, or other routine questions from a course or a textbook. They are tagged with…
Questions about sizes and other quantities of Cross Validated Stack Exchange site. E.g. number of unanswered questions, response/question rate, GB/day transferred, etc.
For questions about search and advanced search features. Also, for finding specific threads.
awarded to encourage and incentivize positive community actions within the site
The scope of reference requests (tag [references]) on Cross-Validated and guidelines for making them.
a flag that can be applied to answers (and sometimes questions) which lowers the barrier for editing and prevents any rep gain/loss from voting.
For questions about the user interface elements (inputs, checkboxes, etc) that make up this site. For questions about the design of elements, use the design tag.
The answer the question owner thought best met their needs.
Edits suggested by users without the full edit privileges (<2k for questions and answers; and <20k for tag wikis)
The scope of machine-learning related questions on Cross Validated
an editable page that briefly summarizes the topic of the tag and that may provide links to existing questions that are often useful to many people.
the real time, stateful web chat that's a part of every Stack Exchange site.
An initiative created to boost the chat popularity in the beginning of Cross Validated SE.
Questions about the name of the site: "Cross Validated Stack Exchange"
Questions about attracting *new* users to visit and participate on Cross Validated
Cross-posting refers to posting the same question on multiple websites.
a website part of the Stack Exchange network featuring questions and answers on topics such as machine learning, data mining and treatment of large data.
Questions and answers posted more than a couple of years ago.
Questions regarding the Cross Validated blog
HTML links, generally those created within the network on questions, answers, or the site itself.
Refers to user accounts either generically, or across the network.
For general questions about users.
refers to the "too broad" close reason, concerning questions with either too many possible answers, where answers would be too long, or where a question's focus needs to be narrowed.
For questions discussing about statistical datasets. Note that questions which asks for particular datasets are off-topic in Cross Validated
a website part of the Stack Exchange network featuring questions and answers on a wide range of topics in computer programming.
allowable or desirable in question titles.
For questions about the images used on Cross Validated or about using images in your own posts.
For subjects relating to deleted questions on Cross Validated SE. For deleted answers, use tag 'deleted-answers' instead.
Questions about the various user interface and email elements used to notify users of events on the site.
Questions related to deleted answers specifically.
abilities to do and see more on the site that you earn with increased reputation.