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Pair/tuple data type in Go
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edited Mar 13 '18 at 10:29
Ivan Aracki
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schema builder laravel migrations unique on two columns
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The second param is to manually set the name of the unique index. Use an array as the first par...
Spring Data JPA find by embedded object property
... Eddie B
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answered Jun 27 '14 at 17:32
Oliver DrotbohmOliver Drotbohm
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Using .otf fonts on web browsers
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You can implement your OTF font using @font-face like:
@font-face {
font-family: GraublauWe...
How can I create a Set of Sets in Python?
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answered May 9 '11 at 0:18
a3nma3nm
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std::wstring VS std::string
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string? wstring?
std::string is a basic_string templated on a char, and std::wstring on a wchar...
How do API Keys and Secret Keys work? Would it be secure if I have to pass my API and secret keys to
...hree and, if the result is greater than ten, subtracts ten. So f(2) = 5, f(8) = 1, etc. Now, we can make another function, call it f', that goes backwards, by adding seven instead of three. f'(5) = 2, f'(1) = 8, etc.
That's an example of a two-way function and its inverse. Theoretically, any mathem...
Difference between CPPFLAGS and CXXFLAGS in GNU Make
... KieronKieron
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SBT stop run without exiting
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Eugene Yokota
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answered Mar 10 '11 at 19:57
Seth Tisue...
Run a callback only if an attribute has changed in Rails
...Record::Dirty is here: https://github.com/rails/rails/commit/16ae3db5a5c6a08383b974ae6c96faac5b4a3c81
Here is a blog post on these changes: https://www.ombulabs.com/blog/rails/upgrades/active-record-5-1-api-changes.html
Here is the summary I made for myself on the changes to ActiveRecord::Dirty in...