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Float vs Decimal in ActiveRecord
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I remember my CompSci professor saying never to use floats for currency.
The reason for that...
DESTDIR and PREFIX of make
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John Kugelman
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answered Jul 3 '12 at 9:09
Alan CurryAlan Curry
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What is the canonical way to determine commandline vs. http execution of a PHP script?
...r, nsapi, phttpd, pi3web, roxen, thttpd, tux, and webjames.
In PHP >= 4.2.0, there is also a predefined constant, PHP_SAPI, that has the same value as php_sapi_name().
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Likelihood of collision using most significant bits of a UUID in Java
...to the documentation, the static method UUID.randomUUID() generates a type 4 UUID.
This means that six bits are used for some type information and the remaining 122 bits are assigned randomly.
The six non-random bits are distributed with four in the most significant half of the UUID and two in the...
How can you diff two pipelines in Bash?
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A one-line with 2 tmp files (not what you want) would be:
foo | bar > file1.txt &&...
How can I wrap text to some length in Vim?
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edited Jun 13 '18 at 20:40
APerson
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answered Ma...
Referring to a file relative to executing script
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edited Apr 24 '16 at 22:07
Merlyn Morgan-Graham
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How to change variables value while debugging with LLDB in Xcode?
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answered Mar 28 '12 at 12:43
Matthias BauchMatthias Bauch
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SQL selecting rows by most recent date
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You can use a GROUP BY to group items by type and id. Then you can use the MAX() Aggregate fun...
Passport.js - Error: failed to serialize user into session
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robertkleprobertklep
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