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Float vs Decimal in ActiveRecord
... this:
irb:001:0> "%.47f" % (1.0/10)
=> "0.10000000000000000555111512312578270211815834045" # not "0.1"!
whereas if you just do
irb:002:0> (1.0/10).to_s
=> "0.1" # the interprer rounds the number for you
So if you are dealing with small fractions, like compounding interests, or ma...
Why use String.Format? [duplicate]
...
answered Jan 12 '11 at 17:07
Moo-JuiceMoo-Juice
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Comparing Haskell's Snap and Yesod web frameworks
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community wiki
12 revsmightybyte
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Difference between await and ContinueWith
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Jon SkeetJon Skeet
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How to get a enum value from string in C#?
... JosephJoseph
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Getting value of public static final field/property of a class in Java via reflection
...66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.6924 13.8962 46.1709 13.2535 46.1709 11.9512V9.17788Z\"/\u003e\u003cpath d=\"M32.492 10.1419C32.492 12.6954 34.1182 14.0484 37.0451 14.0484C39.9723 14.0484 41.5985 12.6954...
PHP: merge two arrays while keeping keys instead of reindexing?
... but if they do...
– GordonM
May 3 '12 at 15:46
3
Just wow - you saved me buckets of lines of cod...
Python, remove all non-alphabet chars from string
...
123
Use re.sub
import re
regex = re.compile('[^a-zA-Z]')
#First parameter is the replacement, se...
Convert columns to string in Pandas
...strings):
In [11]: df = pd.DataFrame([['A', 2], ['A', 4], ['B', 6]])
In [12]: df.to_json()
Out[12]: '{"0":{"0":"A","1":"A","2":"B"},"1":{"0":2,"1":4,"2":6}}'
In [13]: df[0].to_json()
Out[13]: '{"0":"A","1":"A","2":"B"}'
Note: you can pass in a buffer/file to save this to, along with some other ...
Android Location Providers - GPS or Network Provider?
...device, no?
– JohnyTex
May 9 '14 at 12:22
1
Fused location provider is only available for API>...