A text editor, usually characterized by its extensibility. Often described as "the extensible, customizable, self-documenting, real-time display editor."

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1answer
4k views

Showing type of newline character in Emacs

How can I have Emacs display the type of new character? I am looking for something similar to what Notepadd does (see below). I read that Emacs comes with M-x whitespace-mode but this doesn't seem to ...
6
votes
1answer
413 views

Emacs commands in xterm

I found that the commands I used to use in gnome-terminal, those I learned in Emacs, are only partially working in xterm. In some cases, I get strange chars like ÿ, æ, and â instead. Do you know how ...
6
votes
1answer
2k views

Helm (formerly anything) , Ido and similar tools for Emacs: Overlap and differences

Reading about Helm and Ido for Emacs I noticed that they support similar features. The EmacsWiki provides great info about both, but I still can't tell what sets them apart. What are the differences ...
6
votes
1answer
571 views

Emacs and windows manager keyboard shortcuts without “Super” key

I found a classic M-series keyboard and I want to use it. However, it does not have the "Windows" key (a.k.a "Super"), only the Shift, Control and Alt modifiers. My keyboard shortcuts are cluttered ...
6
votes
2answers
2k views

Working with screen and emacs

I'm working with emacs (on the terminal) and I use screen to switch between terminals. The key combination Ctrl+A is grabbed by screen. Is there a way to change screen key binding?
6
votes
1answer
2k views

What's the right value of $TERM for emacs' ansi-term, especially if 'eterm-color' isn't available after SSH?

I'm currently setting $TERM to xterm-256color: if [[ -n "$EMACS" ]]; then export TERM=xterm-256color alias emacs="emacsclient --no-wait" export EDITOR="emacsclient --no-wait" export ...
6
votes
2answers
1k views

emacs colors based on $TERM environment variable

I want to know if it is possible to make emacs, when running in a gnu screen or tmux session, use the same colors as when TERM=xterm. In a gnu screen or tmux session, TERM=screen and emacs uses a ...
6
votes
1answer
591 views

Emacs mode for man pages

I'm translating man pages, and have run in to a few problems with Emacs. How do you specify language? (With man, it looks like this man -Lsv shutdown for the Swedish "sv" subdirectory, if ...
6
votes
1answer
341 views

Difference between “define-key global-map” and “global-set-key” in Emacs

Looking at how people program their keyboard shortcuts in Emacs, I have noticed two different patterns: One uses: (global-set-key (kbd "M-N) 'select-next-window) The other one: (define-key ...
6
votes
2answers
2k views

Is there a way to give emacs the KDE look and feel?

I'm using emacs for most of my work. I'm switching from gnome desktop to KDE (checking things out) and it bother me that emacs look soo diferent from the rest of the desktop. Is there a way to give ...
6
votes
1answer
140 views

Tracking my shell path in Emacs

Not a long time ago, I found the following precious snippet that allows Emacs to track my current directory on any ansi-term buffer. More specifically, if I cd <some/path> from within a ...
6
votes
1answer
238 views

How can I have different Emacs sessions loaded on different Emacs windows while using Emacs on daemon mode?

I'm currently using Emacs on daemon mode. I save my sessions using the desktop package. I also combine that with this in order to have several named sessions saved. If I have several Emacs windows ...
6
votes
3answers
1k views

emacs syntax highlighting fails on my SSH client

I need to connect to a remote server by SSH to edit some documents. When I work at home, I SSH to the remote server using SSH Secure Shell and open emacs, but it doesn't fully highlight documents as I ...
6
votes
1answer
642 views

emacsclient -t hangs

I'm trying to use emacs (23.2.1) in daemon mode. I started it as emacs --daemon and that works just fine. But whenever I try emacsclient -t somefile I first get a line of garbage (e.g., `1;25C2;'), ...
6
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0answers
103 views

Perfectly pixelmapped fonts in Emacs

In Ubuntu, in IntelliJ, the font PragmataPro Mono looks like this: Note the perfectly mapped pixels. The IntelliJ setting Appearance & Behavior > Appearance > Antialiasing > Editor is ...
6
votes
0answers
332 views

Emacs slow loading time with AUCTeX on TeX files

I installed the auctex and emacs packages on two Xubuntu 14.04 computers, both of which have been working fine. Emacs itself works fine on both, but now with the auctex package installed, when I load ...
5
votes
2answers
3k views

Open emacs in a terminal when editing crontab

I have setup emacs as my default editor in /etc/profile. When I want to use emacs in a terminal. I open it with the -nw option. How can I have the same behavior when doing a crontab -e preventing it ...
5
votes
3answers
9k views

How to install emacs using YUM without X11 libraries?

I have installed a minimal installation of CentOS 6.3 inside a VirtualBox VM. Now, I would like to install Emacs for use from the command line only. When I do a search for emacs using yum search ...
5
votes
2answers
467 views

Is it possible to stop emacs from down translating my key chords?

emacs has the default behaviour of double-guessing which key-combo (chord) I've pressed. It automatically down-translates to a lesser chord when the key-combo I pressed is unassigned, eg. ...
5
votes
2answers
957 views

Why is my hostname different in Emacs?

So I changed the name of my computer recently, by editing /etc/hostname. The bash prompt is user@name, so I know it has worked. But in emacs, in the window bar it says emacs@name.tiscali.co.uk. ...
5
votes
2answers
558 views

Why can't Emacs running in a terminal distinguish Ctrl+; from “;”?

This question arose from my previous question on emacs beta. In short I want to bind C-; to an Emacs functions in a terminal, but it seems that something captures this key before it reaches Emacs: ...
5
votes
2answers
192 views

Emacs on OpenBSD for DEC VAX?

I have managed to install OpenBSD 5.2 on my DEC VaxStation 4000 Model 90 but to my surprise have not found a binary for Emacs (any version) for the VAX architecture. As best as I can tell I do not see ...
5
votes
1answer
2k views

Use WINDOWS key instead of ALT key in xmonad

I use xmonad + emacs. Both use ALT key heavily. So there are conflicts sometimes. My keyboard has WINDOWS key on it. I would like xmonad to use that key instead of ALT. My current ...
5
votes
2answers
552 views

Tracing the workings of a function in Emacs

I am learning emacs lisp. One of the things I was playing with was setting variables. So I go and set fill-column to 50 (setq fill-column 60). After this evaluating fill-column does give me 60, but ...
5
votes
1answer
155 views

In Emacs, how do I inspect what has been modified in a buffer (before saving and overwriting the file)?

In Emacs, how do I inspect what has been modified in a buffer (before saving and overwriting the file)? (In a sense, the requested action is an analog of git status and git add -i showing what has ...
5
votes
1answer
468 views

As we call `#!/bin/perl` 'shebang', what we call `-*- perl -*-`?

The first line of a script may be in format of #! interpreter, so the shell will execute the script using the specific interpreter. This is so called shebang or shbang. Similarly, there can be some ...
5
votes
1answer
804 views

Emacs simple arithmetics in query replace

Is it possible to do the following in emacs: Query replace all numbers in a region by the number +n, for example if you have: 12 and 7 are nice numbers let n be 3, then it should transform to 15 ...
5
votes
2answers
4k views

Some keys are invalid on emacs when using German keyboard

When I am using emacs 23.3 on KDE, I can not input ^, ´ and ~ from my German keyboard. If I press these keys, then emacs says that <dead-circumflex>, <dead-acute> and <dead-tilde> ...
5
votes
1answer
682 views

why does my emacs whitespace mode add “” to my buffer?

I'm using Putty to ssh into a RedHat box, and I'm running GNU emacs inside the putty ssh window. When I turn on whitespace-mode using M-x whitespace mode, I notice I see a "Â" before each space or ...
5
votes
2answers
171 views

Save scratch emacs file without access to terminal

I'm trying to save the contents of an Emacs scratch buffer, which I can't access any more due to an inaccessible terminal. On my Linux box I've ssh'ed to a server, and started Emacs. My Linux box has ...
5
votes
1answer
254 views

canlock-password - hashed password (?) mysteriously in .emacs

In my .emacs, this has appeared, for unknown reasons: (custom-set-variables ; ... '(canlock-password "fdd7041be5b...") And so on, totalling 40 characters and digits. C-h v offers this: ...
5
votes
1answer
920 views

emacs --daemon crashing after closing emacsclient -c

I start emacs daemon with the following commnad. $ emacs --daemon This seems to work. After this I start emacs client as follows $ emacsclient -c Whenever I close the emacsclient, the server ...
5
votes
2answers
630 views

How can I use two modes in emacs (markdown and auctex)?

When I edit markdown in emacs I use markdown-mode. However I often have to type some math formulas in the markdown file (processed by mathjax). However for those math parts markdown mode is not very ...
5
votes
1answer
1k views

Comparing text files on Emacs

I have a couple of questions about comparing text files on Emacs I have been playing with M-x compare-windows and I read in the documentation that, if I pass it a numeric argument, Emacs ignores ...
5
votes
1answer
281 views

Emacs: make portion of buffer readonly

I sometimes edit files in emacs where portions of the file are documentation or something else that shouldn't be edited, and another portions are "play areas" where I'm free to edit and create new ...
5
votes
1answer
1k views

Emacs X toolkit support?

From what I understand, Emacs uses GTK as it's default X toolkit. Does Emacs support X toolkits other than GTK? For example, can I build Emacs to use Qt4 instead of GTK?
5
votes
1answer
922 views

Text editor with font-size selection for specific human languages (ie. Unicode Block) eg Devanagari

Pre Linux, I used Windows.. (too many years in the wilderness :) ... however there was a ray of sunshine in amongst all the general virus/re-install flack.. and that was Notepad++, a text Editor I ...
5
votes
1answer
500 views

Relocatable emacs

Is there a way to build emacs on Linux so it doesn't embed the path where it was built into the binary, and it can be relocated harmlessly to a different path? That is, if you build with ...
5
votes
1answer
113 views

Copy the last Emacs message into the current buffer

Is there a function I could use to quickly copy the message in the echo area (if any) into my working buffer? Should I define the shortcut for that function with define-key or global-set-key or some ...
5
votes
1answer
502 views

How to get background color in Emacs?

In Emacs no window mode, the background is automatically the same as the terminal (gnome-terminal). When I look at (frame-parameters) I see that (background-color . "unspecified-bg"). Well, for me, ...
5
votes
1answer
458 views

Emacs M-x query-replace wrap around the document?

I use M-x query-replace on Emacs (M-%) quite often, and I like that I have the flexibility to choose between these options: Spacebar Replace text and find the next occurrence Del ...
5
votes
1answer
297 views

Synonyms (from a thesaurus) in Emacs

I use Emacs 23 on Debian sid. I can check the spelling of a word in Emacs with M-$. How can I obtain synonyms (using a thesaurus?) for a word in Emacs? None of the following were useful: one, two, ...
5
votes
1answer
914 views

Change view in emacs dired mode

What options are there to change the view of a directory in emacs dired mode? How to apply it? How can I change it on the fly? In particular I want to know: How to make it show the file sizes in ...
5
votes
1answer
438 views

Linux VT Emacs in tmux, breaks color and cursor

TERM is set to screen. I tried with screen-256color, but then the colors went really nuts. I also tried xterm, linux, and some others (that I could think of, not really thinking) but screen is the ...
4
votes
2answers
485 views

Emacs' file extension recognition

How do I get Emacs to recognize new file extensions? For example if I have a .c file and I open it in Emacs, I get the correct syntax highlighting for C, but if I have a .bob file format (which I know ...
4
votes
2answers
594 views

Is there a user interface in Emacs allowing one to “grab” the buffer's filename conveniently?

It happens quite often that I want to use the path of the file opened in a certain buffer in Emacs (either the full path or the basename) in another place (a buffer or a different X program, say, a ...
4
votes
3answers
1k views

emacs shell mode (M-x shell)

When I am using the emacs M-x shell mode I see strange characters on my screen which I believe are related to my prompt (which includes an End-Of-Line) and the use of colors. So, here's what I see on ...
4
votes
2answers
1k views

How to enter Erlang Mode in Emacs?

How do I enter erlang mode in emacs to get syntax highlighting? Whenever I open an erlang file nothing special happens. Do I need to change something in my .emacs file, or do I need to add a module to ...
4
votes
1answer
2k views

Visualizing ansi color escape codes in log files correctly in Emacs [duplicate]

I have some log files that have ansi-color codes in them. When I open them in Emacs I see garbage:           As an example, I run the following: ls --color=yes -ald -- * ...
4
votes
4answers
2k views

How to use Emacs to recognize and automatically open GPG encrypted file in ASCII armored format?

gpg -ca passwords.txt create encrypted ASCII file passwords.txt.asc. Emacs open the file as a normal text file: -----BEGIN PGP MESSAGE----- Version: GnuPG v2.0.19 (GNU/Linux) ...