Questions tagged [auto-mode-alist]

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does one has to explicity enable python-mode etc. to work with python files?

Sometimes I see people talking about enabling python-mode and so on. Is that only necessary for older emacs versions? I thought, the respective mode is enabled automatically when opening a ...
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Enable diff-mode for files with diff-ish content

How do I make Emacs automatically turn on diff-mode for any file with diff-looking content, eg. --- a.txt +++ b.txt @@ -1234,56 +1234,56 @@
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“Dissasociate” auto-mode for specific files (in ESS)

I'd like to keep ess as automatic major mode for R files and everything else, except for Julia, for which I want to use julia-mode alone. However, I cannot find out how to "unbind" the file ...
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Is There a Way To Set “Lisp-Interaction-Mode” to be Default?

I'm using Emacs in the terminal of Mac. Each time I exist an .el file and reopen another, I have to set lisp-interaction-mode. Is there some sort of command or item I can place in the .emacs file to ...