大约有 48,000 项符合查询结果（耗时：0.0620秒） [XML]
What is the command to truncate a SQL Server log file?
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130
if I remember well... in query analyzer or equivalent:
BACKUP LOG databasename WITH TRUNCATE_...
Can I run multiple versions of Google Chrome on the same machine? (Mac or Windows)
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103
In the comments, I mentioned a step-by-step method to easily install multiple Chrome versions, ...
Could not find an implementation of the query pattern
... k.mk.m
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Why JSF calls getters multiple times
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edited Aug 20 '19 at 10:34
answered Jan 18 '10 at 23:51
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How to sort a list of strings?
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skolima
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answered Aug 30 '08 at 17:10
Eli CourtwrightEli Courtwright
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removeEventListener on anonymous functions in JavaScript
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Adam HeathAdam Heath
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What is the best Distributed Brute Force countermeasure?
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edited Jan 28 '09 at 0:51
answered Jan 27 '09 at 7:17
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How to vertically center a container in Bootstrap?
...t;
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</div>
</div>
.vertical-center {
min-height: 100%; /* Fallback for browsers do NOT support vh unit */
min-height: 100vh; /* These two lines are counted as one :-) */
display: flex;
align-items: center;
}
Important notes (Considered in the demo):
A perce...
Rails: select unique values from a column
...rails 5+
Model.distinct.pluck(:rating)
Update
Apparently, as of rails 5.0.0.1, it works only on "top level" queries, like above. Doesn't work on collection proxies ("has_many" relations, for example).
Address.distinct.pluck(:city) # => ['Moscow']
user.addresses.distinct.pluck(:city) # => [...
What happens to a detached thread when main() exits?
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Marc Mutz - mmutzMarc Mutz - mmutz
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