Lesson plan
TMPDIR
TMPDIR is the canonical environment variable in Unix and POSIX that should be used to specify a temporary directory for scratch space. Most Unix programs will honor this setting and use its value to denote the scratch area for temporary files instead of the common default of or . Other forms sometimes accepted are TEMP , TEMPDIR and TMP , but these alternatives are used more commonly by non-POSIX operating systems or non-conformant programs. TMPDIR is specified in various Unix and similar standards, e.g. per the Single UNIX Specification.
Article summary
TMPDIR is the canonical environment variable in Unix and POSIX that should be used to specify a temporary directory for scratch space. Most Unix programs will honor this setting and use its value to denote the scratch area for temporary files instead of the common default of or . Other forms sometimes accepted are TEMP , TEMPDIR and TMP , but these alternatives are used more commonly by non-POSIX operating systems or non-conformant programs. TMPDIR is specified in various Unix and similar standards, e.g. per the Single UNIX Specification.
Key claims
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Discussion questions
- Summarise the article in your own words. Which single claim would you verify first, and why?
- Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
- If two sources disagreed about one of these facts, what would you need in order to trust one over the other?
Bibliography
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Key claims and bibliography are generated from the same tracked claims and sources as the article page.