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SQL Server add auto increment primary key to existing table
...d then you can make it the primary key:
ALTER TABLE dbo.YourTable
ADD CONSTRAINT PK_YourTable
PRIMARY KEY(ID)
or if you prefer to do all in one step:
ALTER TABLE dbo.YourTable
ADD ID INT IDENTITY
CONSTRAINT PK_YourTable PRIMARY KEY CLUSTERED
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How to remove the URL from the printing page?
I want to remove the URL that gets printed on the bottom of the page.
21 Answers
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How do exceptions work (behind the scenes) in c++
I keep seeing people say that exceptions are slow, but I never see any proof. So, instead of asking if they are, I will ask how do exceptions work behind the scenes, so I can make decisions of when to use them and whether they are slow.
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How do I pull from a Git repository through an HTTP proxy?
...out using submodules within a project, the same applies to a normal git clone of a repository over HTTP.
28 Answers
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Generate Java class from JSON?
In a Java Maven project, how do you generate java source files from JSON? For example we have
13 Answers
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What is the difference between onPause() and onStop() of Android Activites?
...id/app/Activity.html ,
it said 'Activity comes into foreground' will call onPause() , and 'Activity is no longer visible' will call onStop() .
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Accessing localhost:port from Android emulator
I'm running a web service on my local machine that runs at localhost:54722 .
23 Answers
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Are parallel calls to send/recv on the same socket valid?
...r how these system APIs will behave. I am unable to find a good documentation also for the same.
3 Answers
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Use latest version of Internet Explorer in the webbrowser control
The default version of the webbrowser control in a C# Windows Forms
application is 7. I have changed to 9 by the article Browser Emulation , but how is it possible to use the latest version of the installed Internet Explorer in a webbrowser control?
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Volatile Vs Atomic [duplicate]
...olatile keyword is approximately that each individual read or write operation on that variable is atomic.
Notably, however, an operation that requires more than one read/write -- such as i++, which is equivalent to i = i + 1, which does one read and one write -- is not atomic, since another thread ...