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How do you round a floating point number in Perl?
...tf() or printf() is usually the easiest
route.
printf("%.3f", 3.1415926535); # prints 3.142
The POSIX module (part of the standard Perl distribution) implements
ceil(), floor(), and a number of other mathematical and trigonometric
functions.
use POSIX;
$ceil = ceil(3.5); ...
nodejs get file name from absolute path?
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568
Use the basename method of the path module:
path.basename('/foo/bar/baz/asdf/quux.html')
// re...
Run a single migration file
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edited Nov 4 '16 at 23:18
agbodike
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answered Apr 16 ...
Add Foreign Key to existing table
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Steen Schütt
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answered Jan 9 '13 at 17:58
iltaf khalidiltaf khalid
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Where to get “UTF-8” string literal in Java?
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Jameson
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answered Apr 17 '13 at 18:01
RogerRoger
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What does the regular expression /_/g mean?
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SLaksSLaks
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Python os.path.join on Windows
...ur debt :)
– Frank E.
Mar 11 '10 at 6:12
Sorry, line breaks weren't kept in comment, it looks very messy
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printf format specifiers for uint32_t and size_t
...nds like you're expecting size_t to be the same as unsigned long (possibly 64 bits) when it's actually an unsigned int (32 bits). Try using %zu in both cases.
I'm not entirely certain though.
share
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Good examples of Not a Functor/Functor/Applicative/Monad?
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edited Sep 17 '16 at 16:50
answered Aug 28 '11 at 11:04
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Is it ok to use dashes in Python files when trying to import them?
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169
You should check out PEP 8, the Style Guide for Python Code:
Package and Module Names Modules ...