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Use variable with TOP in select statement in SQL Server without making it dynamic [duplicate]
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SQL Server 2005 actually allows us to parameterize the TOP clause, using a variable, expression or statement. So you can do things like:
SELECT TOP (@foo) a FROM table ORDER BY a
SELECT TOP (SELECT COUNT(*) FROM somewhere else) a FROM table ...
How to use GROUP BY to concatenate strings in SQL Server?
...orks on here aside from me who like learning stuff like this. Kudos to you all :)
– Kevin Fairchild
Nov 7 '08 at 22:02
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Why does Stream not implement Iterable?
...entation of Iterable about whether iterator should always or might not be callable multiple times. That's something they should put in there. This seems to be more of a standard practice than a formal specification.
– Lii
Apr 2 '14 at 9:06
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Panel.Dock Fill ignoring other Panel.Dock setting
...utline) gives a useful tree-view over the control hierarchy and order, and allows you to change the sibling order of controls.
You can also change sibling order directly in the designer by context menu -> Bring to front / Send to back, which moves the control to be first or last of the siblings....
Proper MIME type for OTF fonts
... one can set MIME types for, on both Apache and IIS servers. I've traditionally had luck with the following:
svg as "image/svg+xml" (W3C: August 2011)
ttf as "application/x-font-ttf" (IANA: March 2013)
or "application/x-font-truetype"
otf as "application/x-font-...
what is the difference between GROUP BY and ORDER BY in sql
... returned.
GROUP BY will aggregate records by the specified columns which allows you to perform aggregation functions on non-grouped columns (such as SUM, COUNT, AVG, etc).
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How to select where ID in Array Rails ActiveRecord without exception
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If it is just avoiding the exception you are worried about, the "find_all_by.." family of functions works without throwing exceptions.
Comment.find_all_by_id([2, 3, 5])
will work even if some of the ids don't exist. This works in the
user.comments.find_all_by_id(potentially_nonexistent_id...
A more pretty/informative Var_dump alternative in PHP? [closed]
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A full year of time and labor after asking this, I've finally open sourced my version of var_dump, Kint. Read about it in the project page, or directly in github.
Here's a screenshot:
Sorry for the plug :)
EDIT: I'd just like to remind the commenters, that this is not a supp...
Java EE 6 @javax.annotation.ManagedBean vs. @javax.inject.Named vs. @javax.faces.ManagedBean
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First of all let me do some clarifications:
Managed bean definition : generally a managed bean is an object that its life cycle (construction, destruction, etc) is managed by a container.
In Java ee we have many containers that mana...
Asynchronous vs synchronous execution, what does it really mean? [closed]
...pt of doing two things at one time. The operating system simulates this by allocating slices of time to different threads.
Now, if you introduce multiple cores/processors into the mix, then things CAN actually happen at the same time. The operating system can allocate time to one thread on the firs...