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Float vs Decimal in ActiveRecord
...esent 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)
=> "0.100000000000000005551115123125...
When should I use a composite index?
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You should use a composite index when you are using queries that benefit from it. A composite ...
Can I get Memcached running on a Windows (x64) 64bit environment?
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Most common way of writing a HTML table with vertical headers?
...in a table should contain an equal number of columns (TD). Your header has 1 while the body has 3. You should use the colspan attribute to fix that.
Reference: "The THEAD, TFOOT, and TBODY sections must contain the same number of columns." - Last paragraph of section 11.2.3.
With that being said, ...
How do I get a human-readable file size in bytes abbreviation using .NET?
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How to pass parameters to a partial view in ASP.NET MVC?
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edited Oct 29 '13 at 15:01
Michał Powaga
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Data structure for loaded dice?
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You are looking for the alias method which provides a O(1) method for generating a fixed discr...
How to convert a factor to integer\numeric without loss of information?
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Simple proof that GUID is not unique [closed]
...g threads. It is licensed under the following terms: you must pay me $0.0001 per hour per CPU core you run it on. Fees are payable at the end of each calendar month. Please contact me for my paypal account details at your earliest convenience.
using System;
using System.Collections.Generic;
using S...