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Method call if not null in C#
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answered May 16 '09 at 12:17
Marc Gravell♦Marc Gravell
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Git search for string in a single file's history
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239
For this purpose you can use the -S option to git log:
git log -S'bar' -- foo.rb
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How to render a DateTime object in a Twig template
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answered Apr 17 '12 at 18:09
GergelyPolonkaiGergelyPolonkai
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How to make an introduction page with Doxygen
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edited Dec 22 '18 at 12:05
albert
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Spring JPA selecting specific columns
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answered Feb 25 '14 at 7:43
DurandalDurandal
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Maven: how to do parallel builds?
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Maven 3 (as of beta 1) now supports parallel builds as an experimental feature.
For example,
m...
Looking for files NOT owned by someone
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284
The find(1) utility has primaries that can be negated ("reversed") using the "!" operator. On ...
PreparedStatement IN clause alternatives?
...uct the result set.
Prepare N different size-of-IN-list queries; say, with 2, 10, and 50 values. To search for an IN-list with 6 different values, populate the size-10 query so that it looks like SELECT my_column FROM my_table WHERE search_column IN (1,2,3,4,5,6,6,6,6,6). Any decent server will opti...
NOT IN vs NOT EXISTS
...ever. This article shows another one for a query against the AdventureWorks2008 database.
For the NOT IN on a NOT NULL column or the NOT EXISTS against either a nullable or non nullable column it gives the following plan.
When the column changes to NULL-able the NOT IN plan now looks like
It ...
Scala underscore - ERROR: missing parameter type for expanded function
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answered Oct 2 '11 at 15:09
retronymretronym
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