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SQL Server add auto increment primary key to existing table
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No - you have to do it the other way around: add it right from the get go as INT IDENTITY - it will be filled with identity values when you do this:
ALTER TABLE dbo.YourTable
ADD ID INT IDENTITY
and then you can make it the primary key:...
Loading/Downloading image from URL on Swift
...k(with: url, completionHandler: completion).resume()
}
Create a method to download the image (start the task)
func downloadImage(from url: URL) {
print("Download Started")
getData(from: url) { data, response, error in
guard let data = data, error == nil else { return }
print...
Converting from longitude\latitude to Cartesian coordinates
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I have recently done something similar to this using the
"Haversine Formula" on WGS-84 data, which is a derivative of the "Law of Haversines" with very satisfying results.
Yes, WGS-84 assumes the Earth is an ellipsoid, but I believe you ...
Java: recommended solution for deep cloning/copying an instance
I'm wondering if there is a recommended way of doing deep clone/copy of instance in java.
9 Answers
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How do I convert a string to enum in TypeScript?
...To Enum / number
var color : Color = Color[green];
Try it online
I have documention about this and other Enum patterns in my OSS book : https://basarat.gitbook.io/typescript/type-system/enums
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Python Infinity - Any caveats?
...en any of its operands is inf or -inf, it returns either 0.0 or inf. So it does work correctly when the input is inifinty, but not when the result should be infinity.
– Abel
May 9 '15 at 14:50
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If REST applications are supposed to be stateless, how do you manage sessions?
...EST itself is defined to be Representational State Transfer . I therefore don't understand all this stateless gobbledeygook that everyone keeps spewing.
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Callback on CSS transition
... answered Jan 18 '10 at 16:51
Doug NeinerDoug Neiner
60.9k1111 gold badges102102 silver badges117117 bronze badges
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How to do Mercurial's 'hg remove' for all missing files?
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one word of warning... don't freak out when it dumps a whole bunch of crap to the screen... (like I did)
– Richard B
Oct 6 '13 at 11:12
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The current branch is not configured for pull No value for key branch.master.merge found in configur
...ocal master branch is not set up to track remote master branch.
You could do git pull origin master to tell git the explicit branch you want to pull or you add this to your .git/config:
[branch "master"]
remote = origin
merge = refs/heads/master
When you push to master for the first time, ad...