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Float vs Decimal in ActiveRecord
... a Float. It's like a scientific notation for binary (something like +1.43*10^2). Because of that, it is impossible to store fractions and decimals in Float exactly.
That's why there is a Decimal format. If you do this:
irb:001:0> "%.47f" % (1.0/10)
=> "0.10000000000000000555111512312578270...
Image loaded event in for ng-src in AngularJS
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– Nguyễn Đức Long
Jan 15 '17 at 10:37
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Strange \n in base64 encoded string in Ruby
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answered Apr 12 '10 at 9:38
Christoffer HammarströmChristoffer Hammarström
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Saving vim macros
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answered Jan 7 '10 at 23:43
Dan OlsonDan Olson
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MySQL - How to select data by string length
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edited Sep 10 '15 at 18:04
Larzan
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How to remove .htaccess password protection from a subdirectory
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edited Mar 1 '19 at 10:45
kqw
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How do I install imagemagick with homebrew?
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this worked for me perfectly on mac os 10.11.1 El Capitan
– otmezger
Nov 9 '15 at 19:24
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how to append a list object to another
...se above.
– chunkyguy
Mar 27 '13 at 10:48
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It is O(1) for a.splice(a.end(), b) and a.splice(a.en...
ZSH complains about RVM __rvm_cleanse_variables: function definition file not found
When using the latest ZSH and RVM on Mac OS X 10.7.4 ZSH complains about this:
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Join an Array in Objective-C
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answered May 10 '09 at 16:50
Jason CocoJason Coco
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