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.

Type to find tags:
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used for two things: Questions regarding improving execution speed and questions where various methods are compared for execution speed.
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Questions on use and formulation of logical operations, including both functions for programming and for mathematical operations.
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Questions on the group-theoretic functionality of Mathematica.
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Questions about the Text based file format CSV (Comma Seperated Values). Questions include, but are not restricted to, importing from and exporting to this file format.
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Questions about the usages of the various initialization files used by Mathematica. The most common ones are the init.m files that can be found in some Mathematica system folders and in a few specific…
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Questions on finding the largest value of a set, extreme values of an expression, or on Mathematica functionality for maxima testing.
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For questions related to user defined caching mechanisms, memoization, in particular.
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Tag for questions about using optional arguments in Mathematica functions.
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used for questions regarding splitting a list into sublists
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Tag for questions about compatibility among various versions of Mathematica, and compatibility issues of Mathematica with various operating systems.
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for questions about the design of the Mathematica language itself
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A source of input or output: files and pipes are both examples of general Mathematica objects known as streams.
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special notebook windows of the Mathematica front end.
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Questions related to handling built-in symbols, for example why they behave a certain (possibly unexpected) way.
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Specific forms of data storage and file types external to Mathematica.
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Questions about character encoding and decoding. This includes, but is not restricted to, conversion of characters to their numerical value in a character table and vice versa and conversion of charac…
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About using and customizing the front-end's auto-completion feature
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Questions related to displaying identifiable labels in graphics or any other expressions, such as in `AxesLabel` and `Labeled`. Not to be confused with Goto-Label
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For questions about texture mapping, particularly using the Texture function.
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Questions about using Mathematica for accessing web sites and using such functions as URLFetch and URLSave.
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