Truncate a file: Difference between revisions
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<lang bash># Truncate a file named "myfile" to 1440 kilobytes. |
<lang bash># Truncate a file named "myfile" to 1440 kilobytes. |
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truncate -s 1440k myfile</lang> |
truncate -s 1440k myfile</lang> |
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---- |
---- |
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_EOF_ |
_EOF_ |
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</lang> |
</lang> |
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NOTE: Designed for regular text files. Does not work when files contain: chars 0x00 and 0xFF as of bash 4.2 - these chars are treated differently in read -N. For this reason use of method#4 is not prefer over dd(1) or truncate(1) when using binary files, or large files. [4b] http://unix.stackexchange.com/questions/8618/script-that-keep-reading-a-stream,[4a] https://groups.google.com/forum/#!topic/gnu.bash.bug/a2rjQHpQYSU |
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=={{header|ZX Spectrum Basic}}== |
=={{header|ZX Spectrum Basic}}== |
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