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It would be nice if virtus had like a submodule for building ValueObjects. On top of my head this could look something like:
``` ruby
class GeoLocation
include Virtus::ValueObject
attribute :lat…
senny updated
12 years ago
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Problem One (possibly the only issue here is unnecessary validation?).
Joining relations with no common attributes doesn't work due to an assertion in Veritas:
``` ruby
# say, users
r = Veritas::Rel…
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I caught myself throwing around a lot of `if` and `str` trying to handle optional predicates earlier today, but since that makes Danish and relational algebra-loving kittens mew sadly, I'm trying to …
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This code worked in Sage 4.5.2. I just realized that it now gives a segfault in 4.6. Does anyone know what is going on?
```
sage: A=matrix(QQ, [[2,1],[0,3]])
sage: eval, evecs,mult=A.eigenvectors…
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Altered `add_limit_offset!` to use new `ROW_NUMBER()` method of limiting in
SQL 2005 and higher
penwellr@31b7a5cb39c5eb7a73695ac3079f63039b8efb1d