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What is the meaning of id?
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id is a pointer to any type, but unlike void * it always points to an Objective-C object. For example, you can add anything of type id to an NSArray, but those objects must respond to retain and release.
The compiler is tota...
Wildcards in jQuery selectors
I'm trying to use a wildcard to get the id of all the elements whose id begin with "jander". I tried $('#jander*') , $('#jander%') but it doesn't work..
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jquery IDs with spaces
Does anyone know how to select an item in the DOM by ID with jQuery, when that ID has a space?
11 Answers
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Get generated id after insert
I'm using the SQLite with Android, and I want to know the best way to get the generated id of the row I inserted.
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Remove Identity from a column in a table
We have a 5GB table (nearly 500 million rows) and we want to remove the identity property on one of the column, but when we try to do this through SSMS - it times out.
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Query EC2 tags from within instance
... can use a combination of the AWS metadata tool (to retrieve your instance ID) and the new Tag API to retrieve the tags for the current instance.
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How to select unique records by SQL
...umns (at least on a DB2), which still will return duplicate values in individual columns.
– Konstantin
Jan 4 '18 at 10:46
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Web API 最佳入门指南 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...e of clients, including browsers and mobile devices. ASP.NET Web API is an ideal platform for building RESTful applications on the .NET Framework.
Web API在ASP.NET完整框架中地位如下图，与SignalR一起同为构建Service而服务的框架。Web API负责构建http常规服务，而Sin...
Cannot truncate table because it is being referenced by a FOREIGN KEY constraint?
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DELETE FROM TABLENAME
DBCC CHECKIDENT ('DATABASENAME.dbo.TABLENAME',RESEED, 0)
Note that this isn't probably what you'd want if you have millions+ of records, as it's very slow.
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How to copy a row and insert in same table with a autoincrement field in MySQL?
In MySQL I am trying to copy a row with an autoincrement column ID=1 and insert the data into same table as a new row with column ID=2 .
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