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Multiple INSERT statements vs. single INSERT with multiple VALUES
...irely of duplicate rows and neither affects the order of the output of the table of the constants (and as you are inserting into a heap time spent sorting would be pointless anyway even if it did).
Moreover if a clustered index is added to the table the plan still shows an explicit sort step so it...
Convert int to char in java
...nt out the char with ascii value 1 (start-of-heading char, which isn't printable).
int a = '1';
char b = (char) a;
System.out.println(b);
will print out the char with ascii value 49 (one corresponding to '1')
If you want to convert a digit (0-9), you can add 48 to it and cast, or something like ...
Allowed characters in filename [closed]
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You should start with the Wikipedia Filename page. It has a decent-sized table (Comparison of filename limitations), listing the reserved characters for quite a lot of file systems.
It also has a plethora of other information about each file system, including reserved file names such as CON under...
Linq to Sql: Multiple left outer joins
...se id that was passed in
from category
// left join on categories table if exists
in expenseDataContext.CategoryDtos
.Where(c => c.Id == expense.CategoryId)
.DefaultIfEmpty()
// left join on expense type table if exists
from ...
What are the differences between segment trees, interval trees, binary indexed trees and range trees
...n add anything to Lior's answer, but it seems like it could do with a good table.
One Dimension
k is the number of reported results
| | Segment | Interval | Range | Indexed |
|--------------|--------------:|-----------:|---------------:|----------:|
|Preprocessing ...
Delete a single record from Entity Framework?
I have a SQL Server table in Entity Framework named employ with a single key column named ID .
15 Answers
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How to unit test an object with database queries
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I know this is old but what about creating a duplicate table to the one that is in the DB already. That way you can confirm DB calls work?
– bretterer
Oct 3 '12 at 3:59
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Insert Update stored proc on SQL Server
...in the case mentioned above we are removing one
additional read from the table if we
use the UPSERT instead of EXISTS.
Unfortunately for an Insert, both the
UPSERT and IF EXISTS methods use the
same number of reads on the table.
Therefore the check for existence
should only be done whe...
Make outer div be automatically the same height as its floating content
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I know some people will hate me, but I've found display:table-cell to help in this cases.
It is really cleaner.
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follow
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Transitions on the CSS display property
...es up space, and is still rendered inline or as a block or block-inline or table or whatever the display element tells it to render as, and takes up space accordingly.
Other elements do not automatically move to occupy that space. The hidden element just doesn’t render its actual pixels to the out...