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Questions tagged [so-long]

so-long.el improves performance in files with extremely long lines, by disabling features which are likely to slow Emacs down. See M-x so-long-commentary for full documentation.

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What truncates lines at the 400th character in the *compilation* buffer?

What truncates lines at the 400th character? I notice that when a line is longer that 400 characters, it gets truncated with "[...]" added at the end. Yes, it is due to something I put in my ...
Dan Jacobson's user avatar
108 votes
12 answers

How do I prevent extremely long lines making Emacs slow?

I see hugely varied performance depending on how many newlines there are in the file I'm visiting. Here's an example. I have two JSON files: $ wget
Wilfred Hughes's user avatar