大约有 48,000 项符合查询结果（耗时：0.0612秒） [XML]
How to detect if a stored procedure already exists
...
IF object_id('YourSp') IS NULL
EXEC ('create procedure dbo.YourSp as select 1')
GO
ALTER PROCEDURE dbo.YourSp
AS
...
This way, security settings, comments and other meta deta will survive the deployment.
share
...
Adding an identity to an existing column
... )
ON [PRIMARY]
go
SET IDENTITY_INSERT dbo.Tmp_Names ON
go
IF EXISTS ( SELECT *
FROM dbo.Names )
INSERT INTO dbo.Tmp_Names ( Id, Name )
SELECT Id,
Name
FROM dbo.Names TABLOCKX
go
SET IDENTITY_INSERT dbo.Tmp_Names OFF
go
DROP...
How to free memory in Java?
...n Java, similar to C's free() function? Or is setting the object to null and relying on GC the only option?
13 Answers
...
Is git not case sensitive?
... collapsing the commits. A shorter way to do it is to manipulate the index and working folder all in one:
git mv file.txt temp.txt
git mv temp.txt File.txt
git commit -m "Renamed file.txt to File.txt"
This is related to adjusting directory names as well: git mv and only change case of directory
...
Is there any way to enforce typing on NSArray, NSMutableArray, etc.?
... experience with Java shows that type variables improve code comprehension and make more refactorings possible.
– tgdavies
Nov 4 '10 at 16:52
...
Difference between framework vs Library vs IDE vs API vs SDK vs Toolkits? [closed]
...for developing (such as forms designers, resource editors, etc), compiling and debugging applications. e.g Eclipse, Visual Studio.
A Library is a chunk of code that you can call from your own code, to help you do things more quickly/easily. For example, a Bitmap Processing library will provide faci...
VIM Ctrl-V Conflict with Windows Paste
...nce CTRLV is used to paste, you can't use it to start a blockwise Visual
selection. You can use CTRLQ instead. You can also use CTRLQ in Insert
mode and Command-line mode to get the old meaning of CTRLV. But CTRLQ
doesn't work for terminals when it's used for control flow.
...
On logout, clear Activity history stack, preventing “back” button from opening logged-in-only Activi
...f the history stack so that pressing the "back" button returns the user to Android's home screen.
18 Answers
...
Hidden Features of SQL Server
...xing table ?''',
@Command2 = 'dbcc dbreindex(''?'')',
@Command3 = 'select count (*) [?] from ?'
Also, sp_MSforeachdb
share
edited Feb 17 '10 at 2:34
...
How can I clear an HTML file input with JavaScript?
...it does seem reasonable to provide a simple mechanism for clearing already selecting output. I tried using an empty string but it did not work in all browsers, NULL worked in all the browsers I tried (Opera, Chrome, FF, IE11+ and Safari).
EDIT:
Please note that setting to NULL works on all browser...