Why does BACKSPACE generate C-h?
When running emacs (v29.1) -nw on a ThinkPad X61 under FreeBSD 13.2, pressing Backspace generates C-h. The key is not bound to anything.Running C-h k BACKSPACE does not show DEL but C-h-h. Entering...
View ArticleWhat does "(which see)" mean in various Emacs help docstrings?
In various Emacs docstrings the text include the "(which see)" mention right after a reference to a variable as shown in the second paragraph of the example below, taken from the emacs-lock docstring....
View ArticleFetch necessary function call arguments in Emacs
I started writing code in Emacs some days ago and i'm doing very well, however, a very difficult and boring situation is always annoying me, that is the moment of call a function written by me. To make...
View ArticleConfigure echo time for input of key-sequence prefix keys
I am writing latex code with AUCTEX. I very often highlight text in bold or italics.For instance, AUCTEX comes with the command C-c C-f C-e, wich can be used to emphasize text in an active marked...
View ArticleFlymake colouring?
I've recently updated my Emacs from 26 to 27, and now the Flymake error indicators are very hard to see - they're now in a very pale rose instead of crimson red. How can I change the colour back? I've...
View ArticleHow am I able to check, what function a combination like C-u C-SPC calls?...
I would like to know, what function the combination C-u C-SPC calls, but when I am trying C-h k, the input just stops at C-u.
View ArticleHow to describe a key sequence that starts with `C-u`?
I am trying to use C-h k to describe the function to which a key is bound. But when I use it with a key chord like C-u C-e C-x it retrieves the documentation for C-u before I can finish typing the...
View ArticleWhere is pixel-scroll-precision-use-momentum described in more detail?
Precision scrolling in Emacs 29 introduces several variables to control the momentum effect while scrolling.Are these terms defined anywhere in more detail, possibly by using a formula or two to...
View ArticleSource C code of function 'apply'
I referenced C-h f apply for the source code of "apply", it promptsReferencesC code is not yet loaded.but does not hint the destination file.Execute grep-find within Emacs repo thus return no...
View ArticleFormat isearch-filter-predicate as describe-variable does
If I modify the isearch-filter-predicate variable with add-function and I do:(message "%s" isearch-filter-predicate)I get:"#[128 \304\300"\205\0\304\301"\207 [skip-comments isearch-filter-visible...
View ArticleHow to expand documentation from the M-x minibuffer when using vertico?
How to expand documentation or add a popup for an entry in the M-x minibuffer [Edit: when using vertico] ?I only get to see a bit of the documentation of each entry and text-scale-decrease does not...
View ArticleEmacs manuals are missing on Debian/Ubuntu
I was expecting the Emacs Lisp Reference Manual at (C-h i m elisp). But there was no menu elisp or lisp there. C-h v and C-h f work fine for variables or functions though. C-h i 5 takes me to file...
View ArticleEquivalent of describe-key for prefix keys?
describe-key works for complete keys. How can I instead describe a prefix key?For example, I'd like to be able to do something like this:M-x describe-prefix-key C-xAnd have it describe the keymap which...
View ArticleHow to see the name of the command every time I run it by a shortcut?
Whenever one runs a function/command for which there is already a shortcut, Emacs shows briefly a message in the echo area to recall that there is a shortcut associated with that command.For example if...
View ArticleHow to get immediate visual feedback of keys I type?
I would like to get some immediate strong visual feedback for the commands I enter in emacs. For example, I would be happy if any key sequence (beginning with a modifier key) that I type appeared in...
View Article:h for C-h in Evil Mode
I use Evil Mode in Emacs and in Vim, you can write :h to bring up help. In Evil Mode, this works with :help but not with :h. Is this expected behaviour for the mode? If so, how can I make :h do the...
View ArticleHow can I make closing *Help* kill the buffer?
When I close *Help* by using the GUI it leaves my screen and seemingly buries the buffer, but it does not kill it. To kill it, I need to manually C-x k it. How can I make closing *Help* in the GUI kill...
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How to display function docstrings on mouse hover in *Completions* buffer
In Emacs, when I use M-x followed by typing the beginning of a function name and then press TAB, I get the *Completions* buffer showing a list of possible function candidates for completion.I would...
View ArticleWhich command is triggered by a button?
When one wants to know which command is triggered by a keybinding, there is C-h k.Is there a way to know which command is triggered by a click on a button?For example, in notmuch-hello, I would like to...
View ArticleDefault yank keyboard shortcut does not work
I am using Emacs 27.1 (GNU Emacs 27.1 (build 1, x86_64-pc-linux-gnu, GTK+ Version 3.24.24, cairo version 1.16.0) of 2021-03-28, modified by Debian).When I hover the mouse pointer over the "copy" button...
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