大约有 22,000 项符合查询结果（耗时：0.0190秒） [XML]
Select SQL Server database size
...13.04 MB
Function:
ALTER FUNCTION [dbo].[GetDBSize]
(
@db_name NVARCHAR(100)
)
RETURNS TABLE
AS
RETURN
SELECT
database_name = DB_NAME(database_id)
, log_size_mb = CAST(SUM(CASE WHEN type_desc = 'LOG' THEN size END) * 8. / 1024 AS DECIMAL(8,2))
, row_size_mb = CAST(SUM...
Signed to unsigned conversion in C - is it always safe?
... need to subtract the given number from max value (256 in case of unsigned char)? For example: 140 when converted to signed number becomes -116. But 20 becomes 20 itself. So any easy trick here?
– Jon Wheelock
Oct 18 '15 at 14:01
...
$(this).serialize() — How to add a value?
...
This is the best way to do it, no playing with strings
– Brett Gregson
Nov 25 '15 at 10:45
...
How do you include additional files using VS2010 web deployment packages?
...try about this at Web Deployment Tool (MSDeploy) : Build Package including extra files or excluding specific files.
Here is the synopsis. After including files, I show how to exclude files as well.
Including Extra Files
Including extra files into the package is a bit harder but still no bigee if ...
What is the difference between decodeURIComponent and decodeURI?
...back to the difference between the decode functions, each function decodes strings generated by its corresponding encode counterpart taking care of the semantics of the special characters and their handling.
share
|...
How do I get the color from a hexadecimal color code using .NET?
...sing System.Windows.Media;
Color color = (Color)ColorConverter.ConvertFromString("#FFDFD991");
share
|
improve this answer
|
follow
|
...
Rails: select unique values from a column
..."models"."rating" FROM "models"
This has the advantages of not using sql strings and not instantiating models
share
|
improve this answer
|
follow
|
...
Convert array of integers to comma-separated string
...
var result = string.Join(",", arr);
This uses the following overload of string.Join:
public static string Join<T>(string separator, IEnumerable<T> values);
...
LEN function not including trailing spaces in SQL Server
....aspx, which states LEN "returns the number of characters of the specified string expression, excluding trailing blanks". It is, however, an easy detail on to miss if you're not wary.
You need to instead use the DATALENGTH function - see http://msdn.microsoft.com/en-us/library/ms173486(SQL.90).asp...
Flatten an irregular list of lists
... if isinstance(el, collections.Iterable) and not isinstance(el, basestring):
for sub in flatten(el):
yield sub
else:
yield el
I used the Iterable ABC added in 2.6.
Python 3
In Python 3, the basestring is no more, but you can use a tuple of s...