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.
is for time of day, handling date and time formats, interfacing with the operating system for date and time values, converting time zones, and calculating date and time arithmetic.
is for the Elisp advice feature that changes an existing definition of a function in a way that lets you undo the change easily. This tag applies to both old and new advice features. The old advice fe…
an Emacs package to bring powerful Python editing to Emacs. It combines a number of other packages, both written in Emacs Lisp as well as Python.
a free software environment for statistical computing and graphics. R can be run from within Emacs using the ESS (Emacs Speaks Statistics) package, which also provides a major mode for editing `.…
is for Emacs performance-related issues. Use additional tags to indicate which aspects of Emacs the performance issue is about: startup, navigation, search, screen updates, compilation, execution, deb…
a feature of Emacs that allows one to ‘fold’ (collapse/hide) and ‘unfold’ (expand/reveal) large blocks of code.
for preview of LaTeX markup buffers to ease the edit-compile-preview cycle. Preview LaTeX is part of the AUCTeX package that replaces snippets, such as math formulas, with a graphical image of the typ…
is for marking the start of a region of text in a buffer. Emacs uses `mark` and `point` to highlight a region. Highlighting indicates that the mark and region are active.
a feature of Emacs which allows comparing two or more files or buffers, as well as merging two files or buffers into one.
is for the major mode for shell buffers. Use `C-c` prefix for accessing `M-x commands`.
is for the desk calendar in Emacs, which also provides a diary for events that can be used for managing projects and appointments. `M-x calendar` displays an interactive calendar for picking dates in …
is the command interpreter mode for interacting with external processes. Using the base comint-mode, Emacs provides derived modes for specific process-in-a-buffer. Common ones are shell, lisp, scheme,…
is the location where most editing commands take effect, which is by default indicated by the cursor in the selected window. Emacs remembers the last location of the point for each buffer and when a b…
a command which wraps the words or redistributes the newlines within a paragraph as defined by the current major-mode
Major mode for C, C++, Objective-C, Java, CORBA IDL, Pike, AWK. Included in GNU Emacs and XEmacs.
is an Emacs Lisp data structure in which each character's syntactic role is defined. Other Emacs facilities, such as font lock, navigation, parsing, etc., scan these syntax tables to determine where w…
is for the Org mode feature for clocking work time by specific tasks in a project. Org clock records time spent on tasks, maintains a history time spent on tasks, and computes total time spent.
**DO NOT USE THIS TAG** unless your question applies ONLY to Emacs version 24.4.
is for the abbreviation feature of Emacs where a string of characters are expanded to a longer string. Mainly used to reduce typing, `abbrev` are recorded in a table that is shared locally, among buf…
an enhanced Emacs configuration that should make your experience with Emacs both more pleasant and more powerful.
is the blank line at the very bottom of an Emacs frame. Emacs by default reserves that screen space for echoing keystrokes, error messages, complier messages, messages from background processes, and a…
The Emacs server, which allows opening files and running commands in an existing Emacs instance
a global list of blocks of text that were previously copied or moved from buffers.