Open and edit HUGE file

What is a good editor to view and edit huge files (~4 gb) quickly? Customizable syntax highligh开发者_如何学编程ting and a search feature are preffered, but not required.

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I've had decent success with vim.

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TextPad - http://www.textpad.com/

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Liquid Studio Community Edition contains a Large File Editor which can open and edit Terra-byte files on low spec machines, and its free.